CN113183041A - Shot blasting machine for derusting steel members - Google Patents
Shot blasting machine for derusting steel members Download PDFInfo
- Publication number
- CN113183041A CN113183041A CN202110556768.7A CN202110556768A CN113183041A CN 113183041 A CN113183041 A CN 113183041A CN 202110556768 A CN202110556768 A CN 202110556768A CN 113183041 A CN113183041 A CN 113183041A
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- Prior art keywords
- shot blasting
- shot
- base plate
- steel member
- machine
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
- B24C1/086—Descaling; Removing coating films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C5/00—Devices or accessories for generating abrasive blasts
- B24C5/06—Impeller wheels; Rotor blades therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
- B24C9/006—Treatment of used abrasive material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the technical field of shot blasting machines, in particular to a shot blasting machine for derusting a steel member. The shot blasting machine for derusting the steel member solves the problem that a large amount of steel shots remain on the steel member after shot blasting, thoroughly removes the remaining shot and dust on the surface of the steel member, and reduces labor intensity and operation safety risk.
Description
Technical Field
The invention relates to the technical field of shot blasting machines, in particular to a shot blasting machine for derusting a steel member.
Background
Shot blasting machines are called sand blasting machines and sand blasting machines, and are a treatment technology for throwing steel shot steel shots at high speed to impact the surfaces of material objects through shot blasting machines. It is faster, more efficient than other surface treatment techniques, and can be used for part retention or casting processes after stamping.
Among the present shot blasting machine, cleaning room design length is short on the one side, cleans equipment selection and arranges unreasonablely, can't thoroughly clear away remaining pill and dust on the steel sheet surface after throwing the ball, needs the manual work to carry out the secondary and cleans, and is inefficient, and has increased intensity of labour and operation safety risk.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the shot blasting machine for derusting the steel member.
The invention solves the technical problems through the following technical means:
the steel member derusting shot blasting machine comprises a shell and a lifter, wherein a supporting mechanism for supporting a steel plate is arranged outside the shell, the lower end of the shell is connected with a lower spiral conveyor in a through mode, a shot blasting chamber and a cleaning chamber are arranged inside the shell, a shot ash separator is arranged inside the shot blasting chamber, a shot blasting device is arranged below the shot ash separator, the shot ash separator is connected with the shot blasting device through a steel shot conveying mechanism, the upper end of the lifter is located above the shot ash separator, and the lower end of the lifter is located below the lower spiral conveyor;
the inner wall of the cleaning chamber is connected with a bearing mechanism, and the bearing mechanism is connected with a scraper, a rolling brush cleaning mechanism, a secondary cleaning mechanism and a high-pressure soot blowing mechanism.
As an improvement of the technical scheme, the supporting mechanism comprises a bracket fixedly sleeved on the shell, and a supporting roller is rotatably connected to the bracket.
As an improvement of the technical proposal, the bearing mechanism comprises a fixed base plate and a movable base plate which are connected with the inner wall of the shell, the movable base plate is vertically and fixedly connected with a mounting plate, the scraper blade, the rolling brush cleaning mechanism, the high-pressure soot blowing mechanism and the secondary cleaning mechanism are all connected with the mounting plate, the upper end surface of the fixed base plate is connected with two long rods, the long rods are movably sleeved with sleeves, the sleeves are connected with the lower end surface of the movable base plate,
and a distance adjusting mechanism is arranged between the fixed substrate and the movable substrate.
As the improvement of above-mentioned technical scheme, interval adjustment mechanism is including connecting the screw rod at the PMKD up end, and the screw rod is located between two stock, the movable base plate is cup jointed in the screw rod activity, one section threaded connection that the screw rod is located between PMKD and the movable base plate has the nut, the nut has cup jointed through the bearing and has accepted the board, the ring channel has been seted up on the sleeve lateral wall, the ring channel activity has cup jointed the ring, and two rings all are connected with accepting the board.
As an improvement of the technical scheme, the scraper is herringbone.
As an improvement of the technical scheme, the rolling brush cleaning mechanism comprises a driving motor connected with the bearing mechanism, and the output end of the driving motor is connected with the rolling brush.
As an improvement of the technical proposal, the high-pressure soot blowing mechanism comprises an upper blowing pipe connected with a movable base plate, the lower end of the upper blowing pipe is provided with a hole, the upper blowing pipe is connected with an air delivery pipe through a telescopic pipe, the movable end of the air delivery pipe penetrates through the side wall of the shell and extends to the outside of the shell, one section of the air delivery pipe positioned at the outside of the shell is provided with an induced draft fan,
the air delivery pipe is connected with a lower blowing pipe through a bearing air pipe, the lower blowing pipe is connected with the fixed base plate, and the upper end of the lower blowing pipe is provided with a hole.
As an improvement of the technical scheme, the two secondary cleaning mechanisms are longitudinally arranged oppositely, the upper secondary cleaning mechanism is connected with the movable substrate, and the lower secondary cleaning mechanism is connected with the fixed substrate;
the two-stage cleaning mechanism comprises a brush connected with the bearing mechanism.
As an improvement of the technical scheme, the shot blasting devices are directly connected shot blasting devices, the number of the shot blasting devices is two, the number of the shot blasting devices in each group is four, and connecting lines of the four shot blasting devices are parallelograms;
the pelletizing ash separator is a winnowing type three-level pelletizing ash separator.
The invention has the beneficial effects that:
the steel member after shot blasting rust removal enters a cleaning chamber, a scraper blade scrapes most of steel shots on the surface of the steel member, a rolling brush cleaning mechanism cleans the steel shots remained on the surface of the steel member, a secondary cleaning mechanism cleans dust on the surface of the steel member, and a high-pressure soot blowing mechanism blows off the dust on the surface of the steel member;
in the supporting mechanism, the height position of the movable base plate is adjusted by adjusting the distance between the fixed base plate and the movable base plate, the movable base plate drives the scraper, the rolling brush cleaning mechanism and the upper blowing pipe in the high-pressure soot blowing mechanism and the upper secondary cleaning mechanism to synchronously move while changing the height position, and the change of the height position of the movable base plate is suitable for steel members with different thicknesses; meanwhile, the height position of the movable substrate is simple in adjustment mode and accurate in adjustment;
the two rows of shot blasting devices are arranged in a staggered manner from front to back, so that steel shots are prevented from being hit each other, and the shot blasting efficiency is improved; the upper shot blasting devices and the lower shot blasting devices correspond to each other one by one, the primary throwing and the secondary rebounding steel shots avoid a roller way, and the steel shots are uniformly covered; the most reasonable casting distance and angle are ensured, the optimal working efficiency of the impeller head is exerted, and no idle consumption is generated;
the shot ash separator is a winnowing type three-level shot ash separator, the shot ash separation and dust removal effects are good, the effective separation of steel shots, shot slag and dust is realized, and the secondary pollution of a steel member in the shot blasting process is avoided.
Drawings
FIG. 1 is a schematic structural diagram of a shot blasting machine for derusting a steel member according to an embodiment of the invention;
FIG. 2 is a schematic plan view of an internal structure of a cleaning chamber of the shot blasting machine for removing rust of a steel member according to the embodiment of the invention;
FIG. 3 is a schematic view of an adapting mechanism of the shot blasting machine for derusting a steel member according to the embodiment of the invention;
FIG. 4 is a schematic top view of a portion of the shot blast apparatus of FIG. 1;
reference numerals: a housing 1; a shot blasting chamber 101; a clean room 102; a lower screw conveyor 2; a hoist 3; a pellet ash separator 4; a shot blasting device 5; a support mechanism 6; a bracket 601; a support roller 602; a receiving mechanism 7; a fixed substrate 701; a screw 702; a movable substrate 703; a mounting plate 704; a nut 705; a bearing 706; a bearing plate 707; a long rod 708; a sleeve 709; an annular groove 710; a circular ring 711; a squeegee 8; a rolling brush cleaning mechanism 9; a drive motor 901; a rolling brush 902; a high pressure soot blowing mechanism 10; an upper blowpipe 1001; a telescoping tube 1002; an air delivery duct 1003; an induced draft fan 1004; a receiving air duct 1005; a down-blowing pipe 1006; and a secondary cleaning mechanism 11.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Examples
As shown in fig. 1, the steel member derusting shot blasting machine comprises a machine shell 1 and a lifter 3, wherein a supporting mechanism 6 for supporting a steel plate is arranged outside the machine shell 1, a lower screw conveyor 2 is connected to the lower end of the machine shell 1 in a penetrating manner, a shot blasting chamber 101 and a cleaning chamber 102 are arranged inside the machine shell 1, a shot ash separator 4 is arranged inside the shot blasting chamber 101, a shot blasting device 5 is arranged below the shot ash separator 4, the shot ash separator 4 is connected with the shot blasting device 5 through a steel shot conveying mechanism, the upper end of the lifter 3 is positioned above the shot ash separator 4, and the lower end of the lifter 3 is positioned below the lower screw conveyor 2;
the inner wall of the cleaning chamber 102 is connected with a bearing mechanism 7, and the bearing mechanism 7 is connected with a scraping plate 8, a rolling brush cleaning mechanism 9, a secondary cleaning mechanism 11 and a high-pressure soot blowing mechanism 10.
In the scheme, a steel member enters the shot blasting chamber 101 from the right side of the machine shell 1, is shot blasting derusted and then is discharged from the left side of the shot blasting chamber 101,
the steel member enters a shot blasting chamber 101, the shot blasting device 5 performs shot blasting to remove rust on the steel member, then the steel member enters a cleaning chamber 102, a scraper 8 scrapes most of steel shots on the surface of the steel member, a rolling brush cleaning mechanism 9 cleans the steel shots remained on the surface of the steel member completely, a secondary cleaning mechanism 11 cleans dust on the surface of the steel member, a high-pressure soot blowing mechanism 10 blows off the dust on the surface of the steel member, the dropped dust, rust slag and steel shots are conveyed to the upper part of a lower spiral conveyor 2, the lower spiral conveyor 2 conveys the steel shots to the lower part of a lifter 3, the lifter 3 lifts and conveys the steel shots to the inside of a shot ash separator 4, the shot ash separator 4 separates the steel shots, shot slag and dust, and the steel shots are continuously conveyed to the inside of the shot blasting device 5,
the shot blasting machine for derusting the steel member solves the problem that a large number of steel shots remain on the steel member after shot blasting, thoroughly removes the shot and dust remaining on the surface of the steel member, and reduces labor intensity and operation safety risks.
As shown in fig. 1, the supporting mechanism 6 includes a bracket 601 fixedly sleeved on the housing 1, and a supporting roller 602 is rotatably connected to the bracket 601; the steel member is placed on the supporting roller 602 on the right side of the machine shell 1, the steel member is pushed to move towards the inside of the machine shell 1, the supporting roller 602 rotates at the moment, the operation is simple, and meanwhile the working strength is reduced.
As shown in fig. 3, the receiving mechanism 7 includes a fixed base plate 701 and a movable base plate 703 connected to the inner wall of the housing 1, the movable base plate 703 is vertically and fixedly connected to a mounting plate 704, the scraper 8, the rolling brush cleaning mechanism 9, the high pressure soot blowing mechanism 10 and the secondary cleaning mechanism 11 are all connected to the mounting plate 704, the upper end surface of the fixed base plate 701 is connected to two long rods 708, sleeves 709 are movably sleeved on the long rods 708, the sleeves 709 are connected to the lower end surface of the movable base plate 703, and a distance adjusting mechanism is provided between the fixed base plate 701 and the movable base plate 703.
The spacing adjusting mechanism comprises a screw 702 connected to the upper end face of a fixed base plate 701, the screw 702 is located between two long rods 708, the screw 702 is movably sleeved with a movable base plate 703, one section of the screw 702 located between the fixed base plate 701 and the movable base plate 703 is connected with a nut 705 in a threaded manner, the nut 705 is fixedly sleeved with a bearing 707 through a bearing 706, an annular groove 710 is formed in the side wall of a sleeve 709, a ring 711 is movably sleeved with the annular groove 710, and the two rings 711 are connected with the bearing 707.
In this case, the long rod 708 and the sleeve 709 are disposed to limit the position of the movable substrate 703, so that the movable substrate 703 can only move in the vertical direction, the ring 711 is disposed to be sleeved on the annular groove 710 to limit the receiving plate 707, so that the receiving plate 707 can only move in the vertical direction,
the nut 705 is rotated on the screw 702, the nut 705 drives the bearing plate 707 and the ring 711 to move up and down through the bearing 706, the ring 711 drives the movable substrate 703 to move synchronously through the sleeve 709,
the height position of the movable base plate 703 is adjusted by adjusting the distance between the fixed base plate 701 and the movable base plate 703, the movable base plate 703 drives the scraper 8, the rolling brush cleaning mechanism 9, the upper blowing pipe 1001 in the high-pressure soot blowing mechanism 10 and the upper secondary cleaning mechanism 11 to synchronously move while the height position is changed, and the change of the height position of the movable base plate 703 is suitable for steel members with different thicknesses; meanwhile, the height position of the movable substrate 703 is adjusted simply and accurately.
As shown in fig. 1 and 2, the scraper 8 is herringbone; the steel plate passes under the scraper 8, most steel shots are scraped to two sides from the center of the steel component through the herringbone scraper, and the steel shots fall off the steel component.
The rolling brush cleaning mechanism 9 comprises a driving motor 901 connected with the bearing mechanism 7, and the output end of the driving motor 901 is connected with a rolling brush 902; the driving motor 901 is connected with an external power supply to be started, the driving motor 901 drives the rolling brush 902 to rotate anticlockwise, the steel member passes through the lower portion of the rolling brush 902, and the rotating rolling brush 902 cleans steel shots remained on the surface of the steel member.
As shown in fig. 1 and 2, the high pressure soot blowing mechanism 10 includes an upper blowing pipe 1001 connected to the movable base plate 703, a lower end of the upper blowing pipe 1001 is opened, the upper blowing pipe 1001 is connected to an air delivery pipe 1003 through a telescopic pipe 1002, a movable end of the air delivery pipe 1003 penetrates through a side wall of the cabinet 1 and extends to the outside of the cabinet 1, a section of the air delivery pipe 1003 located outside the cabinet 1 is provided with an induced draft fan 1004,
the wind delivery pipe 1003 is connected with a down blowing pipe 1006 through a receiving wind pipe 1005, the down blowing pipe 1006 is connected with the fixed substrate 701, and the upper end of the down blowing pipe 1006 is provided with a hole.
In the scheme, under the action of a draught fan 1004, air passes through an air conveying pipe 1003 and an extension pipe 1002, is blown out from holes on a blowpipe 1001, passes through a receiving air pipe 1005, and is blown out from holes on a lower blowpipe 1006, a steel plate passes through a space between the upper blowpipe 1001 and the lower blowpipe 1006, and air blown out from the upper blowpipe 1001 and the lower blowpipe 1006 sweeps dust on a steel member completely,
the arrangement of the telescopic pipe 1002 on the upper blowing pipe 1001 meets the requirement that the movable substrate 703 in the receiving mechanism 7 moves up and down.
As shown in fig. 1 and 2, two secondary cleaning mechanisms 11 are provided, two secondary cleaning mechanisms 11 are arranged longitudinally opposite to each other, the upper secondary cleaning mechanism 11 is connected with the movable substrate 703, and the lower secondary cleaning mechanism 11 is connected with the fixed substrate 701; the secondary cleaning mechanism 11 comprises a brush connected with the bearing mechanism 7; the steel member passes between two second grade cleaning mechanism 11, and the brush is contacted with the steel member, cleans the dust of adhesion on the steel member.
The impeller heads 5 are directly connected impeller heads, the impeller heads 5 are arranged in an upper group and a lower group, the number of the impeller heads 5 in each group is four, and the connecting lines of the four impeller heads 5 are parallelograms, as shown in fig. 4; two rows of shot blasting devices 5 are arranged in a staggered manner from front to back, so that steel shots are prevented from being hit each other, and the shot blasting efficiency is improved; the upper shot blasting devices 5 correspond to the lower shot blasting devices 5 one by one, the primary throwing and the secondary rebounding steel shots avoid a roller way, and the steel shots are uniformly covered; the most reasonable casting distance and angle are ensured, the best working efficiency of the impeller head 5 is exerted, and no idle consumption is generated.
The shot ash separator 4 is a winnowing type three-level shot ash separator, the shot ash separation and dust removal effects are good, the effective separation of steel shots, shot slag and dust is realized, and the secondary pollution of steel components in the shot blasting process is avoided.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. Steel member derusting is with shot-blasting machine, including casing (1) and lifting machine (3), its characterized in that: the shot blasting machine is characterized in that a supporting mechanism (6) for supporting a steel plate is arranged outside the machine shell (1), the lower end of the machine shell (1) is connected with a lower screw conveyor (2) in a penetrating manner, a shot blasting chamber (101) and a cleaning chamber (102) are arranged inside the machine shell (1), a shot ash separator (4) is arranged inside the shot blasting chamber (101), a shot blasting device (5) is arranged below the shot ash separator (4), the shot ash separator (4) is connected with the shot blasting device (5) through a steel shot conveying mechanism, the upper end of the lifting machine (3) is positioned above the shot ash separator (4), and the lower end of the lifting machine (3) is positioned below the lower screw conveyor (2);
the inner wall of the cleaning chamber (102) is connected with a bearing mechanism (7), and the bearing mechanism (7) is connected with a scraper (8), a rolling brush cleaning mechanism (9), a secondary cleaning mechanism (11) and a high-pressure soot blowing mechanism (10).
2. The steel member rust cleaning shot blasting machine as recited in claim 1, wherein: the supporting mechanism (6) comprises a support (601) fixedly sleeved on the machine shell (1), and a supporting roller (602) is rotatably connected to the support (601).
3. The steel member rust cleaning shot blasting machine as recited in claim 1, wherein: the bearing mechanism (7) comprises a fixed base plate (701) and a movable base plate (703) which are connected with the inner wall of the machine shell (1), the movable base plate (703) is vertically and fixedly connected with a mounting plate (704), the scraper (8), the rolling brush cleaning mechanism (9), the high-pressure soot blowing mechanism (10) and the secondary cleaning mechanism (11) are all connected with the mounting plate (704), the upper end face of the fixed base plate (701) is connected with two long rods (708), the long rods (708) are movably sleeved with sleeves (709), and the sleeves (709) are connected with the lower end face of the movable base plate (703),
and a distance adjusting mechanism is arranged between the fixed substrate (701) and the movable substrate (703).
4. The steel member rust cleaning shot blasting machine as recited in claim 3, wherein: the interval adjustment mechanism comprises a screw rod (702) connected to the upper end face of a fixed base plate (701), the screw rod (702) is located between two long rods (708), the screw rod (702) is movably sleeved with a movable base plate (703), one section of the screw rod (702) located between the fixed base plate (701) and the movable base plate (703) is connected with a nut (705) in a threaded mode, the nut (705) is fixedly sleeved with a bearing plate (707) through a bearing (706), an annular groove (710) is formed in the side wall of a sleeve (709), a ring (711) is movably sleeved with the annular groove (710), and the two rings (711) are connected with the bearing plate (707).
5. The steel member rust cleaning shot blasting machine as recited in claim 1, wherein: the scraping plate (8) is in a shape of Chinese character 'herringbone'.
6. The steel member rust cleaning shot blasting machine as recited in claim 1, wherein: the rolling brush cleaning mechanism (9) comprises a driving motor (901) connected with the bearing mechanism (7), and the output end of the driving motor (901) is connected with a rolling brush (902).
7. The steel member rust cleaning shot blasting machine as recited in claim 3, wherein: the high-pressure soot blowing mechanism (10) comprises an upper blowing pipe (1001) connected with a movable base plate (703), the lower end of the upper blowing pipe (1001) is provided with a hole, the upper blowing pipe (1001) is connected with an air conveying pipe (1003) in a through mode through a telescopic pipe (1002), the movable end of the air conveying pipe (1003) penetrates through the side wall of the machine shell (1) and extends to the outside of the machine shell (1), a draught fan (1004) is arranged on one section of the air conveying pipe (1003) located outside the machine shell (1),
the air delivery pipe (1003) is connected with a lower blowing pipe (1006) through a bearing air pipe (1005), the lower blowing pipe (1006) is connected with the fixed substrate (701), and the upper end of the lower blowing pipe (1006) is provided with a hole.
8. The steel member rust cleaning shot blasting machine as recited in claim 3, wherein: the two secondary cleaning mechanisms (11) are arranged in total, the two secondary cleaning mechanisms (11) are longitudinally arranged oppositely, the upper secondary cleaning mechanism (11) is connected with the movable substrate (703), and the lower secondary cleaning mechanism (11) is connected with the fixed substrate (701);
the secondary cleaning mechanism (11) comprises a brush connected with the bearing mechanism (7).
9. The steel member rust cleaning shot blasting machine as recited in claim 1, wherein: the shot blasting devices (5) are directly connected shot blasting devices, the shot blasting devices (5) are divided into an upper group and a lower group, each group of shot blasting devices (5) is provided with four shot blasting devices, and connecting lines of the four shot blasting devices (5) are parallelograms;
the pellet ash separator (4) is a winnowing type three-level pellet ash separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110556768.7A CN113183041A (en) | 2021-05-21 | 2021-05-21 | Shot blasting machine for derusting steel members |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110556768.7A CN113183041A (en) | 2021-05-21 | 2021-05-21 | Shot blasting machine for derusting steel members |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113183041A true CN113183041A (en) | 2021-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110556768.7A Withdrawn CN113183041A (en) | 2021-05-21 | 2021-05-21 | Shot blasting machine for derusting steel members |
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| Country | Link |
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| CN (1) | CN113183041A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114226311A (en) * | 2021-12-17 | 2022-03-25 | 重庆信晶机电有限公司 | Cleaning device for steel member shot blasting |
-
2021
- 2021-05-21 CN CN202110556768.7A patent/CN113183041A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114226311A (en) * | 2021-12-17 | 2022-03-25 | 重庆信晶机电有限公司 | Cleaning device for steel member shot blasting |
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Application publication date: 20210730 |
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| WW01 | Invention patent application withdrawn after publication |