CN112605828A - Steel pipe surface rust removal equipment - Google Patents
Steel pipe surface rust removal equipment Download PDFInfo
- Publication number
- CN112605828A CN112605828A CN202011450579.3A CN202011450579A CN112605828A CN 112605828 A CN112605828 A CN 112605828A CN 202011450579 A CN202011450579 A CN 202011450579A CN 112605828 A CN112605828 A CN 112605828A
- Authority
- CN
- China
- Prior art keywords
- cleaning
- steel pipe
- pipe surface
- guider
- surface rust
- 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
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/023—Cleaning the external surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/14—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by liquid or gas pressure
Abstract
The invention discloses a steel pipe surface rust removing device which is provided with a plurality of rust removing and cleaning procedures, can scrape, wash and polish steel pipes in sequence, and can perform spiral reciprocating cleaning on the surfaces of the steel pipes.
Description
Technical Field
The invention discloses a steel pipe surface rust removal device, relates to a device capable of being used for removing rust on the surface of a steel pipe, and belongs to the field of machining equipment. In particular to a steel pipe surface rust removing device which is provided with a plurality of rust removing and cleaning procedures, can scrape, wash and polish steel pipes in sequence and can carry out spiral reciprocating cleaning on the surfaces of the steel pipes.
Background
The steel pipe is rusted easily after placing for a long time, for the normal use of guaranteeing the steel pipe, need in time clear up the steel pipe surface, traditional steel pipe is polished and is mostly adopted artifical angle mill to polish the steel pipe surface, need fix a position the steel pipe when polishing, artifical handheld steel pipe constantly rotates the steel pipe in order to polish, and the position that the in-process of polishing need constantly adjust handheld steel pipe is in order to polish the steel pipe all-roundly, comparatively hard when polishing, and current integrated machinery rust cleaning device, adopt the method of rotation type rust cleaning to polish when rust cleaning to the steel pipe, but the polishing method of rotation type is easy because of polishing thoroughly, leave over the annular vestige of polishing, influence the use of steel pipe.
Notice No. CN211361794U discloses a steel pipe surface rust cleaning mechanical device, including rust cleaning frame, rust cleaning cylinder and rust cleaning mechanism, rust cleaning cylinder internally mounted has the rust cleaning mechanism, the rust cleaning mechanism includes rust cleaning seat, rust cleaning plate, connecting rod and spring, the rust cleaning seat is connected to the connecting rod, the cover is equipped with the spring on the connecting rod between rust cleaning seat and the rust cleaning cylinder, install the rust cleaning plate on the rust cleaning seat, the inboard cambered surface groove that is equipped with of rust cleaning plate, the device only can rotate the steel pipe when polishing, polish thoroughly easily, leave the vestige of polishing, influence the use of steel pipe.
Disclosure of Invention
In order to improve the situation, the steel pipe surface rust removing device provided by the invention is provided with a plurality of rust removing and cleaning procedures, can be used for sequentially scraping, washing and polishing the steel pipes and can be used for spirally and reciprocally cleaning the surfaces of the steel pipes.
The invention discloses a steel pipe surface rust removal device which is realized as follows: the invention discloses a steel pipe surface rust removing device which comprises a shell, a guide device and a cleaning device, wherein a plurality of groups of guide devices capable of limiting the moving direction of a steel pipe through mutual matching are arranged on the shell, the plurality of groups of guide devices comprise at least three groups of guide devices, the three groups of guide devices are distributed at two ends of the shell, each group of guide devices comprises two guide devices, the guide devices in each group can clamp and limit the steel pipe, the middle part of the shell is provided with the cleaning device capable of realizing spiral reciprocating cleaning of the surface of the steel pipe, each guide device comprises a rotating shaft and a positioning wheel, two ends of the rotating shaft are respectively connected with two sides of the shell through bearings, the positioning wheels are arranged on the rotating shaft, the middle of each positioning wheel is thin, two ends of each positioning wheel are thick, and each cleaning device comprises a driven, The cleaning device comprises moving rods, a cleaning sleeve, hydraulic rods, hydraulic cylinders, steel pipes, a driving motor, sliding grooves, a cleaning scraper, bristles, a cleaning cotton cloth and a cleaning column, wherein the two hydraulic cylinders are respectively arranged at two sides of a shell, the two hydraulic cylinders are respectively provided with the hydraulic rods, the two moving rods are respectively connected with the two hydraulic rods, the two sliding grooves are respectively arranged at two side surfaces of the shell, the sliding grooves correspond to the moving rods, the supporting frame is suspended in the shell and consists of a fixing ring and two connecting rods, the two connecting rods respectively penetrate through the two sliding grooves and the two moving rods and are fixedly connected, the driving motor is arranged in the fixing ring, the driving gear is sleeved on a motor shaft of the driving motor, a plurality of fixing sleeve rings are suspended in the shell, the number of fixing sleeve rings is at least two, and two opposite arc-shaped rods are arranged on the peripheral surface, two arc poles on every fixed lantern ring pass two sliding trays and two carriage release lever fixed connection respectively, it passes a plurality of fixed lantern rings in proper order to wash the cover, wash cover and spacing lantern ring fixed connection, it is located the driving motor below to wash the cover, the driven gear has been put to the one end that the washing cover is close to driving motor, driven gear and drive gear meshing, it has three group's washing post, every group to wash the equidistance on the cover inner wall wash the post and constitute by the washing post of angular arrangement such as at least three, be closest to a set of washing post overhead of driven gear has the washing scraper, and middle a set of washing post overhead has the brush hair, and is last a set of it cleans the cotton to wash the post overhead, the nitriding treatment is done on the locating wheel surface.
Has the beneficial effects.
The steel pipe surface spiral cleaning and polishing device can achieve spiral cleaning and polishing of the surface of a steel pipe, and avoids the situation that polishing does not completely affect normal use of the steel pipe.
And secondly, a plurality of rust removal cleaning procedures are set, and the steel pipe can be scraped, washed and polished in sequence.
Drawings
FIG. 1 is a perspective view of a steel pipe surface rust removal apparatus according to the present invention;
FIG. 2 is a schematic structural diagram of a steel pipe surface rust removal device of the present invention;
FIG. 3 is a schematic structural diagram of a cleaning column of the steel pipe surface rust removal equipment.
In the attached drawings
Wherein the method comprises the following steps: the cleaning device comprises a shell (1), a rotating shaft (2), a positioning wheel (3), a driven gear (4), a driving gear (5), a supporting frame (6), a fixed lantern ring (7), a moving rod (8), a cleaning sleeve (9), a hydraulic rod (10), a hydraulic cylinder (11), a steel pipe (12), a driving motor (13), a sliding groove (14), a cleaning scraper (15), bristles (16), a wiping cotton cloth (17) and a cleaning column (18).
The specific implementation mode is as follows:
the invention discloses a steel pipe surface rust removal device which is realized as follows: the invention relates to a steel pipe surface rust removing device which comprises a shell (1), a plurality of guide devices and a cleaning device, wherein the shell (1) is provided with a plurality of groups of guide devices which can limit the moving direction of a steel pipe (12) through mutual matching, the plurality of groups of guide devices comprise at least three groups of guide devices, the three groups of guide devices are distributed at the two ends of the shell (1), each group of guide devices comprises two guide devices, the guide devices in each group can clamp and limit the steel pipe (12), the middle part of the shell (1) is provided with the cleaning device which can realize spiral reciprocating cleaning of the surface of the steel pipe (12), the guide devices comprise a rotating shaft (2) and a positioning wheel (3), the two ends of the rotating shaft (2) are respectively connected with the two sides of the shell (1) through bearings, the positioning wheel (3) is arranged on the rotating shaft (2), the cleaning device is composed of a driven gear (4), a driving gear (5), a support frame (6), a fixed lantern ring (7), moving rods (8), a cleaning sleeve (9), hydraulic rods (10), hydraulic cylinders (11), a steel pipe (12), a driving motor (13), sliding grooves (14), a cleaning scraper (15), bristles (16), cleaning cotton cloth (17) and cleaning columns (18), wherein the two hydraulic cylinders (11) are respectively arranged on two sides of the shell (1), the two hydraulic rods (10) are respectively arranged on the two hydraulic cylinders (11), the two moving rods (8) are respectively connected with the two hydraulic rods (10), the two sliding grooves (14) are respectively arranged on two side faces of the shell (1), the sliding grooves (14) correspond to the moving rods (8), the support frame (6) is suspended in the shell (1), the support frame (6) is composed of a fixing ring and two connecting rods, the two connecting rods respectively penetrate through two sliding grooves (14) and two moving rods (8) to be fixedly connected, the driving motor (13) is arranged in the fixing ring, the driving gear (5) is sleeved on a motor shaft of the driving motor (13), the fixing ring rings (7) are suspended in the shell (1), the number of the fixing ring rings (7) is at least two, two opposite arc-shaped rods are arranged on the peripheral surface of the fixing ring (7), the two arc-shaped rods on each fixing ring (7) respectively penetrate through the two sliding grooves (14) and the two moving rods (8) to be fixedly connected, the cleaning sleeve (9) sequentially penetrates through the fixing ring rings (7), the cleaning sleeve (9) is fixedly connected with a limiting ring, and the cleaning sleeve (9) is positioned below the driving motor (13), it has driven gear (4) to wash one end that cover (9) is close to driving motor (13), driven gear (4) and drive gear (5) meshing, it has three group to wash post (18), every group to wash equidistant three washing post (18) of having put on cover (9) inner wall wash post (18) by at least three angular spread and constitute, be closest to a set of washing post (18) of driven gear (4) are overhead to have a washing scraper (15), and middle a set of wash post (18) overhead brush hair (16), last a set of wash post (18) overhead cleaning cotton cloth (17), nitriding treatment is done on locating wheel (3) surface.
When the device is used, firstly, the steel pipe (12) is pushed into the device by using the existing steel pipe (12) pushing device, so that the steel pipe (12) can sequentially penetrate through a plurality of groups of directional wheels and penetrate through the cleaning sleeve (9), in the penetrating process of the steel pipe (12), the cleaning scraper (15), the brush hair (16) and the cleaning cotton cloth (17) in the cleaning sleeve (9) can carry out preliminary rust removal on the steel pipe (12), meanwhile, the driving motor (13) is started, the motor shaft of the driving motor (13) drives the driving gear (5) to rotate, the driving gear (5) drives the cleaning sleeve (9) to rotate through the driven gear (4), the cleaning sleeve (9) drives the cleaning scraper (15) in the cleaning sleeve (9), the brush hair (16) and the cleaning cotton cloth (17) to cooperate to carry out rotary rust removal on the steel pipe (12), the steel pipe (12) can be sequentially scraped, brushed and polished, and simultaneously, the hydraulic rod (10, the cleaning sleeve (9) can be driven to reciprocate through the moving rod (8) and the fixed lantern ring (7) in sequence, and finally the spiral reciprocating cleaning on the surface of the steel pipe (12) is realized;
the design that the middle of the positioning wheel (3) is thin and the two ends are thick facilitates the limit of the steel pipe (12) through the matching of the positioning wheels (3) in the same group, so that the movement of the steel pipe (12) is guided;
the surface of the positioning wheel (3) is subjected to nitriding treatment, so that the wear resistance of the surface of the positioning wheel (3) can be increased, and the service life of the positioning wheel (3) can be prolonged when the steel pipe (12) is conveyed into the cleaning sleeve (9) along the positioning wheel (3);
the two ends of the rotating shaft (2) are respectively connected with the two sides of the shell (1) through bearings, so that in the moving process of the steel pipe (12), the steel pipe (12) can drive the rotating shaft (2) to rotate through the positioning wheel (3), rolling friction is formed between the surface of the steel pipe (12) and the positioning wheel (3), and the friction resistance of the steel pipe (12) in the moving process is reduced;
the cleaning column (18) is matched with the design of the cleaning scraper (15), the brush bristles (16) and the wiping cotton cloth (17), so that the surface of the steel pipe (12) can be scraped, the brush bristles (16) and the wiping can be sequentially realized, the rust on the surface of the steel pipe (12) can be thoroughly cleaned, and the workload of manual follow-up work is reduced;
the hydraulic rod (10) and the moving rod (8) are matched with the support frame (6) and the fixed lantern ring (7) in design, the moving rod (8) can be driven to move through the extension and retraction of the hydraulic rod (10), the moving rod (8) can respectively drive the driving motor (13) and the cleaning sleeve (9) to move through the support frame (6) and the fixed lantern ring (7), the driving gear (5) and the driven gear (4) can drive the cleaning sleeve (9) to spirally move in a reciprocating mode;
the driving motor (13) is started, a motor shaft of the driving motor (13) drives the driving gear (5) to rotate, the driving gear (5) drives the cleaning sleeve (9) to rotate through the driven gear (4), the cleaning sleeve (9) drives a cleaning scraper (15) in the cleaning sleeve (9), bristles (16) and a wiping cotton cloth (17) to be matched to rotatably remove rust on the steel pipe (12), scraping, washing and polishing of the steel pipe (12) can be achieved, and the cleaning and rust removing work is more thorough;
the hydraulic cylinder (11) is started, the moving rod (8) and the fixed lantern ring (7) can be sequentially driven to reciprocate through the extension and retraction of the hydraulic rod (10), the cleaning sleeve (9) can be further driven to reciprocate, and finally the spiral reciprocating cleaning on the surface of the steel pipe (12) is realized;
the purposes of setting a plurality of rust removal cleaning procedures, sequentially scraping, washing and polishing the steel pipe (12) and spirally and repeatedly cleaning the surface of the steel pipe (12) are achieved.
The above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.
Claims (8)
1. The utility model provides a steel pipe surface rust cleaning equipment, includes casing, guider, belt cleaning device and constitutes, be provided with the multiunit on the casing and carry out spacing guider, its characterized in that multiunit can carry out spacing guider to the moving direction of steel pipe through mutually supporting, guider of three at least groups comprises guider, and three guider of group distribute in the casing both ends, every group guider comprises two guider, in every group guider can carry out the centre gripping to the steel pipe spacing, the casing middle part is provided with and can realizes the spiral reciprocal abluent belt cleaning device in steel pipe surface.
2. The steel pipe surface rust removing device according to claim 1, wherein the guide device comprises a rotating shaft and a positioning wheel, both ends of the rotating shaft are respectively connected with both sides of the housing through bearings, the positioning wheel is disposed on the rotating shaft, the cleaning device comprises a driven gear, a driving gear, a support frame, a fixed sleeve ring, moving rods, a cleaning sleeve, hydraulic rods, hydraulic cylinders, steel pipes, a driving motor, sliding grooves, a cleaning scraper, bristles, a cleaning cotton cloth and a cleaning column, the two hydraulic cylinders are respectively disposed on both sides of the housing, the two hydraulic rods are respectively disposed on the two hydraulic cylinders, the two moving rods are respectively connected with the two hydraulic rods, the two sliding grooves are respectively disposed on both sides of the housing, the sliding grooves correspond to the moving rods, the support frame is suspended in the housing, the support frame comprises a fixed ring and two connecting rods, two the connecting rod passes two sliding tray and two carriage release lever fixed connection respectively, driving motor arranges in the stationary ring, drive gear cover is arranged in on driving motor's the motor shaft, and is a plurality of the stationary lantern ring suspends in the casing, the stationary lantern ring is global to be put two relative arc poles, and two arc poles on every stationary lantern ring pass two sliding tray and two carriage release lever fixed connection respectively, wash the cover and pass a plurality of stationary lantern rings in proper order, wash cover and spacing lantern ring fixed connection, it is located the driving motor below to wash the cover, the driven gear has been put to the one end that the washing cover is close to driving motor, driven gear and drive gear meshing, the equidistance has put three groups of washing posts on the washing cover inner wall.
3. The steel pipe surface rust removing apparatus as claimed in claim 2, wherein the positioning wheel is thin in the middle and thick at both ends.
4. The steel pipe surface rust removing device as claimed in claim 2, wherein each group of the cleaning columns is composed of at least three cleaning columns arranged at equal angles, a cleaning scraper is arranged on one group of the cleaning columns closest to the driven gear, bristles are arranged on the middle group of the cleaning columns, and a wiping cotton cloth is arranged on the last group of the cleaning columns.
5. The steel pipe surface rust removing device as claimed in claim 2, wherein the two ends of the rotating shaft are respectively connected with the two sides of the housing through bearings, so that the steel pipe can drive the rotating shaft to rotate through the positioning wheels during the movement of the steel pipe, rolling friction is formed between the surface of the steel pipe and the positioning wheels, and the friction resistance of the steel pipe during movement is reduced.
6. The steel pipe surface rust removal equipment as claimed in claim 2, wherein the cleaning column is matched with the design of cleaning scrapers, bristles and cleaning cotton cloth, so that scraping, brushing and cleaning of the steel pipe surface can be sequentially realized.
7. The steel pipe surface rust removing device as claimed in claim 2, wherein the hydraulic rod, the moving rod, the support frame and the fixed sleeve ring are designed to drive the moving rod to move through extension and contraction of the hydraulic rod, the moving rod can respectively drive the driving motor and the cleaning sleeve to move through the support frame and the fixed sleeve ring, and the driving gear and the driven gear can drive the cleaning sleeve to spirally reciprocate.
8. The steel pipe surface rust removing apparatus as claimed in claim 2, wherein the number of the fixing collars is at least two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011450579.3A CN112605828A (en) | 2020-12-11 | 2020-12-11 | Steel pipe surface rust removal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011450579.3A CN112605828A (en) | 2020-12-11 | 2020-12-11 | Steel pipe surface rust removal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112605828A true CN112605828A (en) | 2021-04-06 |
Family
ID=75234433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011450579.3A Pending CN112605828A (en) | 2020-12-11 | 2020-12-11 | Steel pipe surface rust removal equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112605828A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211233A (en) * | 2021-05-27 | 2021-08-06 | 李宜宜 | Oil pump rotor manufacturing, forming and processing system |
| CN113370050A (en) * | 2021-05-31 | 2021-09-10 | 江苏神铸智能科技有限公司 | Aluminum bar processing and grinding device |
| CN113696065A (en) * | 2021-09-09 | 2021-11-26 | 扬州英奥车业有限公司 | Intelligent stamping pipe fitting rust cleaning device |
| CN113996605A (en) * | 2021-11-04 | 2022-02-01 | 武汉交通职业学院 | Cleaning device for glass |
| CN114147009A (en) * | 2021-11-02 | 2022-03-08 | 武汉船舶通信研究所（中国船舶重工集团公司第七二二研究所） | Cleaning device for steel pipe surface decontamination |
| CN115301640A (en) * | 2022-08-25 | 2022-11-08 | 上海友海建设工程有限公司 | Water conservancy construction pipeline surface rust cleaning device |
| CN117655827A (en) * | 2024-02-01 | 2024-03-08 | 洛阳启航必达科技有限公司 | Positioning polishing device and polishing method for master alloy bar |
| CN117680446A (en) * | 2024-02-04 | 2024-03-12 | 常州超峰胶线科技有限公司 | Rubber tube line apparatus for producing with clean structure in surface |
-
2020
- 2020-12-11 CN CN202011450579.3A patent/CN112605828A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211233A (en) * | 2021-05-27 | 2021-08-06 | 李宜宜 | Oil pump rotor manufacturing, forming and processing system |
| CN113370050A (en) * | 2021-05-31 | 2021-09-10 | 江苏神铸智能科技有限公司 | Aluminum bar processing and grinding device |
| CN113696065A (en) * | 2021-09-09 | 2021-11-26 | 扬州英奥车业有限公司 | Intelligent stamping pipe fitting rust cleaning device |
| CN114147009A (en) * | 2021-11-02 | 2022-03-08 | 武汉船舶通信研究所（中国船舶重工集团公司第七二二研究所） | Cleaning device for steel pipe surface decontamination |
| CN113996605A (en) * | 2021-11-04 | 2022-02-01 | 武汉交通职业学院 | Cleaning device for glass |
| CN115301640A (en) * | 2022-08-25 | 2022-11-08 | 上海友海建设工程有限公司 | Water conservancy construction pipeline surface rust cleaning device |
| CN115301640B (en) * | 2022-08-25 | 2023-11-17 | 上海友海建设工程有限公司 | Water conservancy construction pipeline surface rust cleaning device |
| CN117655827A (en) * | 2024-02-01 | 2024-03-08 | 洛阳启航必达科技有限公司 | Positioning polishing device and polishing method for master alloy bar |
| CN117655827B (en) * | 2024-02-01 | 2024-04-19 | 洛阳启航必达科技有限公司 | Positioning polishing device and polishing method for master alloy bar |
| CN117680446A (en) * | 2024-02-04 | 2024-03-12 | 常州超峰胶线科技有限公司 | Rubber tube line apparatus for producing with clean structure in surface |
| CN117680446B (en) * | 2024-02-04 | 2024-04-16 | 常州超峰胶线科技有限公司 | Rubber tube line apparatus for producing with clean structure in surface |
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