CN221390611U - Sand returning device of sand blasting machine - Google Patents
Sand returning device of sand blasting machine Download PDFInfo
- Publication number
- CN221390611U CN221390611U CN202323540403.9U CN202323540403U CN221390611U CN 221390611 U CN221390611 U CN 221390611U CN 202323540403 U CN202323540403 U CN 202323540403U CN 221390611 U CN221390611 U CN 221390611U
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- China
- Prior art keywords
- sand
- dust
- air passage
- sand blasting
- interface
- 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.)
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- 239000004576 sand Substances 0.000 title claims abstract description 77
- 238000005488 sandblasting Methods 0.000 title claims abstract description 74
- 239000000428 dust Substances 0.000 claims abstract description 87
- 238000001914 filtration Methods 0.000 claims abstract description 51
- 239000000463 material Substances 0.000 claims description 31
- 238000004140 cleaning Methods 0.000 claims description 12
- 230000007704 transition Effects 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 abstract description 18
- 238000004064 recycling Methods 0.000 abstract description 5
- 238000005498 polishing Methods 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 53
- 238000009825 accumulation Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005422 blasting Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a sand returning device of a sand blasting machine, which relates to the technical field of sand blasting and polishing instruments and comprises a sand blasting device, an air passage device and a dust removing device, wherein the sand blasting device is provided with a sand blasting working space, a conical sand collecting box is formed at the bottom of the sand blasting device, the air passage device comprises a first air passage, a separator and a second air passage which are sequentially communicated, the first air passage conveys air containing spray in the sand blasting device to the separator for recycling the spray and separating dust, the dust-containing air enters the dust removing device through the second air passage for filtering, the first air passage is provided with a first interface and is connected with the bottom of the sand collecting box, the first air passage is provided with a second interface and is connected with the side wall of the sand collecting box, and the first sand filtering net and the second sand filtering net are respectively arranged at the first interface and the second interface.
Description
Technical Field
The utility model relates to the technical field of sand blasting and polishing instruments, in particular to a sand returning device of a sand blasting machine.
Background
In general, sand blasting is a process of cleaning and roughening a surface of a substrate by using an impact action of a high-speed sand flow, that is, compressed air is used as power to form a high-speed jet beam to spray materials, such as: copper ore sand, quartz sand and the like are sprayed to the surface of a workpiece to be treated at a high speed, so that the effect of improving the surface quality of the workpiece or cleaning the surface of the workpiece is achieved; at present, the sand blasting machine bottom is equipped with the recovery case and retrieves the spouting material, communicates pipe to separator in the bottom of sand blasting machine, and the separator is retrieved the spouting material that exhaust gas contained in the sand blasting technology and is filtered air, and the spout feed bin of separator intercommunication sand blasting machine, most spouting material pile up in the bottom of sand blasting machine because the action of gravity leads to the pipeline of sand blasting machine intercommunication separator to block up easily, leads to the separator to be unable to work, and then leads to sand blasting machine to retrieve spouting material inefficiency, leads to even the unable discharge of sand blasting machine internal gas, influences the work scheduling problem of sand blasting machine.
Disclosure of utility model
The utility model aims to at least solve one of the technical problems in the prior art, and provides a sand returning device of a sand blasting machine, which can improve the recycling and spraying efficiency of the sand blasting machine.
According to an embodiment of the present utility model, there is provided a sand returning apparatus of a sand blaster, including:
The sand blasting device is internally provided with a sand blasting working space, and the bottom of the sand blasting device is provided with a sand collecting box with a conical inner wall;
The air passage device comprises a first air passage, a separator and a second air passage which are sequentially communicated, wherein the first air passage is provided with a first interface which is connected with the bottom of the sand collecting box, the first air passage is provided with a second interface which is connected with the side wall of the sand collecting box, the sand collecting box is provided with a first sand filtering net and a second sand filtering net respectively at the first interface and the second interface, and the separator is used for separating spraying materials and air;
The other end of the second air passage is connected with the dust removing device, and the dust removing device is used for filtering dust-containing gas separated and discharged through the separator.
The sand returning device of the sand blasting machine has at least the following beneficial effects: the embodiment is provided with a sand blasting device, an air passage device and a dust removing device, the sand blasting device is provided with a sand blasting space, the bottom of the sand blasting device is provided with a sand collecting box with a conical inner wall, the air passage device is communicated with the sand blasting device and the dust removing device, the air passage device comprises a first air passage, a separator and a second air passage which are sequentially communicated, the first air passage conveys gas containing spray materials in the sand blasting device to the separator for recycling the spray materials and separating unrecoverable dust, dust-containing gas separated by the separator enters the dust removing device through the second air passage, the dust removing device filters the dust-containing gas and then discharges the air, the first air passage is provided with a first interface connected with the bottom of the sand collecting box, the first air passage is provided with a second interface connected with the side wall of the sand collecting box, the second interface is positioned on the side wall of the sand collecting box, when the spray materials are piled up at the bottom of the sand collecting box to block the first interface, the gas containing the spray materials enters the first air passage from the second interface, the gas containing the spray materials cannot enter the separator from the device to recycle the spray materials, the gas containing the spray materials is guaranteed to enter the separator, the separator from the gas containing the spray materials, the efficiency of recycling the spray materials is improved, the gas in the sand blasting work is guaranteed, the conduction of the gas in the dust collecting box is facilitated, the first interface and the sand blasting filter is guaranteed, the first interface and the dust is favorably connected with the first filter and the second interface and the filter dust is favorably and blocked.
According to the sand returning device of the sand blasting machine, the first sand filtering net is positioned above the first interface, and the second sand filtering net is clung to the second interface.
According to the sand returning device of the sand blasting machine, the dust removing device is provided with the dust filtering chamber, the cleaning chamber and the fan chamber which are mutually communicated, the other end of the second air passage is connected into the dust filtering chamber, and the fan chamber is provided with the air outlet communicated with the atmosphere.
According to the sand returning device of the sand blasting machine, the filter cartridge for filtering dust-containing gas is hung on the top surface of the dust filtering chamber, and the filter cartridge is of a hollow structure with a filter material on the side wall and an opening on one side.
According to the sand returning device of the sand blasting machine, the top surface of the dust filtering chamber is provided with the air outlet hole communicated with the opening of the filter cylinder, one end of the filter cylinder connected with the air outlet hole is tightly attached to the inner wall surface of the dust filtering chamber, and the inner diameter of the air outlet hole is smaller than the inner diameter of the filter cylinder.
According to the sand returning device of the sand blasting machine, the extractable dust collection box is arranged at the bottom of the dust filtering chamber, and the dust collection box is positioned below the filter cylinder.
According to the sand returning device of the sand blasting machine, the inclined plate is arranged between the filter cylinder and the dust collecting box and is arranged on the side wall of the dust filtering chamber, and the section of the inner wall of the inclined plate in the vertical direction is trapezoidal.
According to the sand returning device of the sand blasting machine, the fan chamber is provided with the exhaust fan, and the exhaust fan is used for sucking dust-containing gas in the sand blasting device into the dust filtering chamber for filtering.
According to the sand returning device of the sand blasting machine, the side wall of the dust filtering chamber is provided with the connecting part communicated with the second air passage, the bottom surface of the inner wall of the connecting part is provided with the inclined surface inclined relative to the horizontal plane, and an arc-shaped transition surface is formed between the inner side wall of the connecting part and the inclined surface.
According to the sand returning device of the sand blasting machine, the cleaning chamber is provided with the pulse air cylinder and the pulse air head which are mutually communicated, and the pulse air head is positioned above the air outlet hole.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a cross-sectional view of a sand returning apparatus of a sand blaster according to an embodiment of the present utility model;
FIG. 2 is a front view of a sand returning apparatus of a sand blaster according to an embodiment of the present utility model;
FIG. 3 is an isometric view of a sand returning device of a sand blaster according to an embodiment of the present utility model;
FIG. 4 is an enlarged partial view of a cross-sectional view of a foundry flask in accordance with an embodiment of the present utility model;
Fig. 5 is a partial enlarged view of a portion a in fig. 1.
Reference numerals:
A blasting device 100; a foundry box 110;
A dust removing device 200; a dust filter chamber 210; a filter cartridge 211; an air outlet hole 212; a dust box 213; a swash plate 214; a connection portion 215; a bevel 216; a transition surface 217; a blower chamber 220; suction fan 221; an exhaust port 222; a clean room 230; a pulse cylinder 231; a pulse gas head 232; a mounting door 240;
An airway device 300; a first gas duct 310; a first interface 311; a second interface 312; a separator 320; a second air passage 330; a first sand screen 340; a second sand screen 350.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1, 2 and 4, an embodiment of the present utility model provides a sand returning device of a sand blasting machine, including a sand blasting device 100, an air passage device 300 and a dust removing device 200, wherein the sand blasting device 100 and the dust removing device 200 are communicated through the air passage device 300, a space for sand blasting work is provided in the sand blasting device 100, a sand collecting box 110 with a conical inner wall is formed at the bottom of the sand blasting device 100, the sand collecting box 110 is used for collecting sand blasting work, the air passage device 300 includes a first air passage 310, a separator 320 and a second air passage 330 which are sequentially communicated, two ends of the first air passage 310 are respectively communicated with the sand collecting box 110 and the separator 320, two ends of the second air passage 330 are respectively communicated with the separator 320 and the dust removing device 200, a part of the sand blasting material in the sand blasting device 100 is collected in the sand collecting box 110, another part of the sand blasting material and gas enter the separator 320 from the first air passage 310 to be recovered, the separator 320 is recovered by the recyclable blasting material, meanwhile, non-recyclable dust is separated, and dust is filtered from the dust-containing gas enters the dust removing device 200 from the second air passage 330 to be discharged to the atmosphere.
The first air channel 310 is provided with a first interface 311 which is connected to the bottom of the sand collecting box 110, the first air channel 310 is provided with a second interface 312 which is connected to the side wall of the sand collecting box 110, the inner wall of the sand collecting box 110 is conical so that the second interface 312 on the side wall is not easy to accumulate and block, when the first interface 311 is blocked by the accumulation of the sprayed material on the bottom of the sand collecting box 110, the air with the sprayed material enters the first air channel 310 from the second interface 312 and then enters the separator 320, the air containing the sprayed material is prevented from failing to enter the separator 320 from the sand blasting device 100, the conduction of the air in the sand blasting operation is ensured, the efficiency of the recovered sprayed material is improved, the first sand filtering net 340 and the second sand filtering net 350 are respectively arranged on the first interface 311 and the second interface 312, the blocking of the sprayed material accumulation is prevented, the blocking of the first interface 311 and the second interface 312 is prevented, the blocking of the first air channel 310 is prevented, the conduction of the air in the sand blasting operation is prevented, and the efficiency of the recovered sprayed material is improved.
Optionally, the separator 320 is connected to a feeding bin of the sand blasting device 100, and the recycled blasting material separated by the separator 320 directly enters the feeding bin for sand blasting by the sand blasting device 100, so that the efficiency of sand blasting work is improved.
Referring to fig. 1, the first sand screen 340 is located above the first interface 311, which is beneficial to increasing the area of the spray accumulation at the bottom of the sand collecting box 110, preventing the spray accumulation from blocking the first interface 311, and the second sand screen 350 is closely attached to the second interface 312, preventing the spray accumulation from blocking the second interface 312.
Referring to fig. 2 and 3, the dust removing device 200 is provided with a dust filtering chamber 210, a cleaning chamber 230 and a fan chamber 220 which are mutually communicated, the second air passage 330 is communicated with the dust filtering chamber 210, a filter cylinder 211 is installed in the dust filtering chamber 210, an exhaust fan 221 is installed in the fan chamber 220, the fan chamber 220 is provided with an exhaust port 222 communicated with the atmosphere, the exhaust fan 221 sucks dust-containing gas in the sand blasting device 100 into the dust filtering chamber 210 to filter, the exhaust fan 221 provides wind force for the sand blasting device 100 to recycle the spray, the first air passage 310 is prevented from being blocked, and the gas with the spray is promoted to enter the separator 320, so that the efficiency of recycling the spray is improved.
Referring to fig. 2 and 3, alternatively, the filter cartridge 211 is lifted on the top surface of the dust filtering chamber 210, the filter cartridge 211 is a hollow structure with a filter material on a side wall and an opening on one side, and dust-containing gas falls down due to gravity after being filtered on the side wall of the filter cartridge 211, so that dust is collected after being filtered by the filter cartridge 211.
The top surface of the dust filtering chamber 210 is provided with an air outlet hole 212 communicated with an opening of the filtering barrel 211, one end of the filtering barrel 211 connected with the air outlet hole 212 is tightly attached to the inner wall surface of the dust filtering chamber 210, the inner diameter of the air outlet hole 212 is smaller than that of the filtering barrel 211, gas enters the cleaning chamber 230 and the fan chamber 220 from the air outlet hole 212 after being filtered from the side wall of the filtering barrel 211, optionally, the bottom of the dust filtering chamber 210 is provided with a extractable dust collection box 213, the dust collection box 213 is located below the filtering barrel 211, the dust collection box 213 is used for collecting dust, and the extractable dust collection box 213 is beneficial to cleaning of dust.
Referring to fig. 5, optionally, an inclined plate 214 is provided between the filter cartridge 211 and the dust box 213, the inclined plate 214 is mounted on a sidewall of the dust filtering chamber 210, and a cross section of the inclined plate 214 in a vertical direction is trapezoidal, so that dust is facilitated to fall into the dust box 213.
Referring to fig. 5, alternatively, the side wall of the dust filtering chamber 210 is provided with a connecting part 215 communicating with the second air passage 330, an inclined surface 216 inclined relative to the horizontal plane is formed on the bottom surface of the inner wall of the connecting part 215, and an arc-shaped transition surface 217 is formed between the inner side wall of the connecting part 215 and the inclined surface 216, so that dust is prevented from accumulating in the connecting part 215, and is facilitated to fall into the dust collecting chamber.
Referring to fig. 3, the cleaning chamber 230 is provided with a pulse cylinder 231 and a pulse air head 232 which are communicated with each other, the pulse air head 232 is positioned above the air outlet 212, the pulse cylinder 231 provides air for the pulse air head 232, and the pulse air head 232 blows out the air, so that dust on the side wall of the filter cartridge 211 falls off, the effect of cleaning the filter cartridge 211 is achieved, and the service life of the filter cartridge 211 is prolonged.
Referring to fig. 3, optionally, the dust filtering chamber 210, the cleaning chamber 230, and the blower chamber 220 are respectively installed with installation doors 240, and the opening and closing of the installation doors 240 facilitate the installation and maintenance of components of the dust removing apparatus 200.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A sand returning device of a sand blasting machine, comprising:
The sand blasting device is internally provided with a sand blasting working space, and the bottom of the sand blasting device is provided with a sand collecting box with a conical inner wall;
The air passage device comprises a first air passage, a separator and a second air passage which are sequentially communicated, wherein the first air passage is provided with a first interface which is connected with the bottom of the sand collecting box, the first air passage is provided with a second interface which is connected with the side wall of the sand collecting box, the sand collecting box is provided with a first sand filtering net and a second sand filtering net at the first interface and the second interface respectively, and the separator is used for separating spraying materials and air;
The other end of the second air passage is connected to the dust removing device, and the dust removing device is used for filtering dust-containing gas separated and discharged through the separator.
2. A sand returning apparatus of a sand blasting machine as claimed in claim 1, wherein: the first sand screen is positioned above the first interface, and the second sand screen is clung to the second interface.
3. A sand returning apparatus of a sand blasting machine as claimed in claim 1, wherein: the dust removing device is provided with a dust filtering chamber, a cleaning chamber and a fan chamber which are mutually communicated, the other end of the second air passage is connected into the dust filtering chamber, and the fan chamber is provided with an exhaust port communicated with the atmosphere.
4. A sand returning apparatus of a sand blasting machine as claimed in claim 3, wherein: the top surface of dust filtering room hangs and is equipped with the cartridge filter that is used for filtering the dirty gas, the cartridge filter is equipped with the filter material and one side has open-ended hollow structure for the lateral wall.
5. The sand returning apparatus of claim 4, wherein: the top surface of dust filtering room is equipped with the intercommunication the open-ended venthole of cartridge filter, the cartridge filter is connected the one end of venthole is hugged closely the internal face of dust filtering room, the internal diameter of venthole is less than the internal diameter of cartridge filter.
6. The sand returning apparatus of claim 4, wherein: the bottom of the dust filtering chamber is provided with a extractable dust collecting box, and the dust collecting box is positioned below the filter cartridge.
7. The sand returning apparatus of claim 6, wherein: and an inclined plate is arranged between the filter cylinder and the dust collection box and is arranged on the side wall of the dust filtering chamber, and the section of the inner wall of the inclined plate in the vertical direction is trapezoid.
8. A sand returning apparatus of a sand blasting machine as claimed in claim 3, wherein: the fan chamber is provided with an exhaust fan which is used for sucking dust-containing gas in the sand blasting device into the dust filtering chamber for filtering.
9. A sand returning apparatus of a sand blasting machine as claimed in claim 3, wherein: the dust filtering chamber side wall is provided with a connecting part communicated with the second air passage, the bottom surface of the inner wall of the connecting part is provided with an inclined surface inclined relative to the horizontal plane, and an arc-shaped transition surface is formed between the inner side wall of the connecting part and the inclined surface.
10. The sand returning apparatus of claim 5, wherein: the cleaning chamber is provided with a pulse air cylinder and a pulse air head which are mutually communicated, and the pulse air head is positioned above the air outlet hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323540403.9U CN221390611U (en) | 2023-12-25 | 2023-12-25 | Sand returning device of sand blasting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323540403.9U CN221390611U (en) | 2023-12-25 | 2023-12-25 | Sand returning device of sand blasting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221390611U true CN221390611U (en) | 2024-07-23 |
Family
ID=91914225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323540403.9U Active CN221390611U (en) | 2023-12-25 | 2023-12-25 | Sand returning device of sand blasting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221390611U (en) |
-
2023
- 2023-12-25 CN CN202323540403.9U patent/CN221390611U/en active Active
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