CN112663071A - Automatic pickling processing device for steel wire production - Google Patents
Automatic pickling processing device for steel wire production Download PDFInfo
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- CN112663071A CN112663071A CN202011454789.XA CN202011454789A CN112663071A CN 112663071 A CN112663071 A CN 112663071A CN 202011454789 A CN202011454789 A CN 202011454789A CN 112663071 A CN112663071 A CN 112663071A
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- steel wire
- cleaning chamber
- bevel gear
- shaft
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Abstract
The invention discloses an automatic pickling processing device for steel wire production, which comprises a cleaning chamber, a cover body, a liquid discharge pipe, a steel wire main body and a guide roller, wherein the cover body is arranged above the cleaning chamber, the liquid discharge pipe is connected below the cleaning chamber, the steel wire main body penetrates through the cleaning chamber, the guide roller is arranged on the outer side of the steel wire main body, the guide roller is arranged inside the cleaning chamber, a movable shaft is arranged inside the cleaning chamber, a limiting roller is embedded on the surface of the movable shaft, and the limiting roller is positioned above the steel wire main body. This an automatic pickling processing processingequipment for steel wire production is provided with installation axle and stirring leaf, and the cooperation drive installation axle of the first bevel gear of accessible and second bevel gear rotates when the loose axle rotates, and the cooperation stirring leaf stirs the liquid in the cleaning chamber, makes it can more effectually contact and react with steel wire main part surface, improves follow-up pickling effect to steel wire main part surface.
Description
Technical Field
The invention relates to the technical field of steel wire production, in particular to an automatic pickling processing device for steel wire production.
Background
The steel wire needs to be subjected to heat treatment in the processing process, an oxide layer is formed on the surface of the steel wire under the action of high temperature and oxygen after the heat treatment, if the steel wire is not subjected to subsequent electroplating or film coating operation, materials are difficult to effectively adhere to the surface of the steel wire, so the surface of the steel wire needs to be subjected to pickling treatment before the subsequent electroplating, enamel and rolling processes are carried out on the steel wire, the oxide layer on the surface of the steel wire is removed through acid solution, the indoor steel wire pickling tank disclosed by the publication No. CN206396329U comprises a closed pickling tank, the surface of the pickling tank is provided with a wire inlet hole and a wire outlet hole, a wire guide wheel corresponding to the steel wire is arranged in the pickling tank, the wire inlet hole is provided with a wire inlet cylinder extending outwards from the pickling tank, the wire outlet hole is provided with a wire outlet cylinder extending outwards from the pickling tank, and the outer sides of the suspended ends of the, be provided with the absorption branch pipe on an inlet wire section of thick bamboo or an outlet wire section of thick bamboo, the air current collection point of air knife is arranged in the inlet wire section of thick bamboo respectively and absorbs the lateral outlet wire section of thick bamboo of being qualified for the next round of competitions of branch pipe, it is connected with acid mist absorbing device to absorb the branch pipe, through set up the air knife at steel wire entry and steel wire export, prevent acid mist from dispersing to the production environment via steel wire entry and steel wire export, absorb in the leading-in acid mist absorbing device of gas in the descaling bath, be suitable for the indoor use that outdoor ambient temperature is lower and need continuous production, but the device still has some weak points when using:
the device can not carry out certain preliminary treatment to the steel wire surface when using, and steel wire surface adnexed partial dust or other impurity will reduce the pickling effect of follow-up steel wire, and the follow-up secondary clearance that needs of liquid of steel wire pickling rear surface has reduced the practicality and the functionality of device.
Aiming at the problems, innovative design is urgently needed on the basis of the original steel wire pickling device.
Disclosure of Invention
The invention aims to provide an automatic pickling processing device for steel wire production, which solves the problems that the existing steel wire pickling device in the market at present cannot carry out certain pretreatment on the surface of a steel wire when in use, part of dust or other impurities attached to the surface of the steel wire can reduce the pickling effect of the subsequent steel wire, and liquid on the surface of the steel wire after pickling needs to be cleaned for the second time.
In order to achieve the purpose, the invention provides the following technical scheme: an automatic acid pickling processing device for steel wire production comprises a cleaning chamber, a cover body, a liquid discharge pipe, a steel wire main body and guide rollers, wherein the cover body is arranged above the cleaning chamber, the liquid discharge pipe is connected below the cleaning chamber, the steel wire main body penetrates through the cleaning chamber, the guide rollers are arranged on the outer side of the steel wire main body and are arranged inside the cleaning chamber, a movable shaft is arranged inside the cleaning chamber, a limiting roller is embedded on the surface of the movable shaft and is positioned above the steel wire main body, a first bevel gear is embedded on the surface of the movable shaft, a second bevel gear is arranged above the first bevel gear, an installation shaft is embedded at the upper end of the second bevel gear, a stirring blade is fixed on the surface of the installation shaft, a support plate is arranged on the outer side of the installation shaft and is embedded in the inner wall of the cleaning chamber, installation blocks are arranged on the left side and the right side of the cleaning chamber, and the inner of installation piece is fixed with the connecting plate to the connecting plate is located the inside of purge chamber, the below of connecting plate is provided with drive gear, and drive gear's outside is connected with driving motor to driving motor's the outside surface of fixing at the purge chamber, the inboard of installation piece is provided with the movable block, and the outer end of movable block is connected with reset spring, and reset spring sets up the inside at the installation piece.
Preferably, constitute the integral structure between loose axle and the spacing roller, and the spacing roller passes through to constitute rotating-structure between loose axle and the purge chamber to the loose axle sets up about the central line bilateral symmetry of purge chamber, and the middle part of spacing roller is concave type structural design simultaneously.
Preferably, the movable shaft is in meshing connection with the second bevel gear through the first bevel gear, an integrated structure is formed between the second bevel gear and the mounting shaft, and the mounting shaft is arranged in front-back symmetry with respect to the center line of the movable shaft.
Preferably, a rotating structure is formed between the mounting shaft and the support plate, an integrated structure is formed between the mounting shaft and the stirring blades, and the stirring blades are arranged on the surface of the mounting shaft at equal intervals.
Preferably, the side view cross-section of connecting plate is the design of ring structure, and constitutes rotating-structure between connecting plate and the purge chamber to constitute the meshing connection between connecting plate and the drive gear.
Preferably, the inner of movable block is inlayed and is had clean piece, and the inner of clean piece is circular-arc structural design to constitute sliding structure from top to bottom between movable block and the installation piece, the cross-section of looking sideways at of installation piece simultaneously is ring shape structural design, the center of installation piece and the center of connecting plate are at same water flat line.
Preferably, the outer end of the movable block is fixed with a connecting rope, the outer end of the connecting rope is connected with a movable ring, and a rotating structure is formed between the movable ring and the mounting block.
Compared with the prior art, the invention has the beneficial effects that: the automatic acid pickling processing device for steel wire production;
(1) the cleaning device is provided with the movable block and the mounting block, the movable block is matched with the cleaning block to clean the surface parts of the steel wire main body entering the cleaning chamber and removing the cleaning chamber, surface impurities of the steel wire main body can be pretreated before entering the cleaning chamber, surface liquid of the steel wire main body can be cleaned after being pickled, and meanwhile, the movable block can rotate along with the mounting block, so that the outer side of the steel wire main body can be uniformly cleaned, and the functionality and the practicability of the cleaning device are improved;
(2) be provided with installation axle and stirring leaf, the cooperation drive installation axle of the first bevel gear of accessible and second bevel gear rotates when the loose axle rotates, and the cooperation stirring leaf stirs the liquid in the cleaning chamber, makes it can more effectually contact and react with steel wire main part surface, improves follow-up pickling effect to steel wire main part surface, increases the practicality of device.
Drawings
FIG. 1 is a schematic view of the main sectional structure of the present invention;
FIG. 2 is a side view of the movable shaft of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 4 is a schematic cross-sectional view of the connecting plate of the present invention;
FIG. 5 is a schematic side sectional view of the movable ring of the present invention;
FIG. 6 is a schematic side view of the movable block of the present invention.
In the figure: 1. a cleaning chamber; 2. a cover body; 3. a liquid discharge pipe; 4. a steel wire body; 5. a guide roller; 6. a movable shaft; 7. a limiting roller; 8. a first bevel gear; 9. a second bevel gear; 10. installing a shaft; 11. stirring blades; 12. a support plate; 13. mounting blocks; 14. a connecting plate; 15. a transmission gear; 16. a drive motor; 17. a movable block; 18. a cleaning block; 19. a return spring; 20. connecting ropes; 21. a movable ring.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-6, the present invention provides a technical solution: an automatic acid cleaning processing device for steel wire production comprises a cleaning chamber 1, a cover body 2, a liquid discharge pipe 3, a steel wire main body 4, a guide roller 5, a movable shaft 6, a limiting roller 7, a first bevel gear 8, a second bevel gear 9, a mounting shaft 10, a stirring blade 11, a support plate 12, a mounting block 13, a connecting plate 14, a transmission gear 15, a driving motor 16, a movable block 17, a cleaning block 18, a reset spring 19, a connecting rope 20 and a movable ring 21, wherein the cover body 2 is arranged above the cleaning chamber 1, the liquid discharge pipe 3 is connected below the cleaning chamber 1, the steel wire main body 4 penetrates through the cleaning chamber 1, the guide roller 5 is arranged on the outer side of the steel wire main body 4, the guide roller 5 is arranged inside the cleaning chamber 1, the movable shaft 6 is arranged inside the cleaning chamber 1, the limiting roller 7 is inlaid on the surface of the movable shaft 6, and the limiting roller 7 is positioned above the steel wire main body 4, a first bevel gear 8 is embedded on the surface of the movable shaft 6, a second bevel gear 9 is arranged above the first bevel gear 8, the upper end of the second bevel gear 9 is embedded with a mounting shaft 10, the surface of the mounting shaft 10 is fixed with a stirring blade 11, the outer side of the mounting shaft 10 is provided with a supporting plate 12, the supporting plate 12 is embedded in the inner wall of the cleaning chamber 1, the left side and the right side of the cleaning chamber 1 are both provided with mounting blocks 13, the inner ends of the mounting blocks 13 are fixed with connecting plates 14, and the connection plate 14 is located inside the cleaning chamber 1, a transmission gear 15 is provided below the connection plate 14, and a driving motor 16 is connected to the outside of the transmission gear 15, and a driving motor 16 is fixed to an outer side surface of the washing chamber 1, and a movable block 17 is provided inside the mounting block 13, the outer end of the movable block 17 is connected with a return spring 19, and the return spring 19 is arranged inside the mounting block 13;
an integrated structure is formed between the movable shaft 6 and the limiting roller 7, the limiting roller 7 forms a rotating structure through the movable shaft 6 and the cleaning chamber 1, the movable shaft 6 is arranged in bilateral symmetry relative to the central line of the cleaning chamber 1, meanwhile, the middle part of the limiting roller 7 is designed to be of a concave structure, the limiting roller 7 can be used for limiting and guiding the steel wire main body 4, and the subsequent deviation in the moving process of the steel wire main body 4 is avoided, so that the steel wire main body 4 keeps moving stably;
the movable shaft 6 is meshed and connected with the second bevel gear 9 through the first bevel gear 8, the second bevel gear 9 and the mounting shaft 10 form an integrated structure, and the mounting shaft 10 is symmetrically arranged in front and back of the center line of the movable shaft 6;
a rotating structure is formed between the mounting shaft 10 and the support plate 12, an integrated structure is formed between the mounting shaft 10 and the stirring blades 11, and the stirring blades 11 are arranged on the surface of the mounting shaft 10 at equal intervals, so that the liquid in the cleaning chamber 1 can be stirred by the rotation of the mounting shaft 10 in cooperation with the stirring blades 11, the subsequent liquid can better react with the surface of the steel wire main body 4, and the acid washing effect on the surface of the steel wire main body 4 is improved;
the side view cross section of the connecting plate 14 is designed into a circular structure, a rotating structure is formed between the connecting plate 14 and the cleaning chamber 1, the connecting plate 14 and the transmission gear 15 are in meshed connection, and the connecting plate 14 is driven to rotate by the rotation of the subsequent transmission gear 15 in the structural design, so that the subsequent cleaning block 18 is driven to move on the surface part of the steel wire main body 4, and the steel wire main body 4 is pretreated;
the inner end of the movable block 17 is inlaid with a cleaning block 18, the inner end of the cleaning block 18 is in an arc-shaped structural design, a vertical sliding structure is formed between the movable block 17 and the mounting block 13, the side-view cross section of the mounting block 13 is in an annular structural design, the center of the mounting block 13 and the center of the connecting plate 14 are on the same horizontal line, the surface of the steel wire main body 4 can be pretreated through the cleaning block 18 or the surface liquid of the pickled steel wire main body 4 can be cleaned through the structural design, and meanwhile, the mounting block 13 can keep stable rotation along with the connecting plate 14 at the outer side of the cleaning chamber 1;
the outer end of movable block 17 is fixed with connects rope 20, and the outer end of connecting rope 20 is connected with movable ring 21 to constitute revolution mechanic between movable ring 21 and the installation piece 13, the rope 20 is connected in the rotation pulling of the follow-up movable ring 21 of above-mentioned structural design accessible removes, thereby controls the position of movable block 17, conveniently carries out the installation of penetrating of earlier stage to steel wire main part 4.
The working principle is as follows: when the automatic acid washing processing device for steel wire production is used, firstly, as shown in figure 1, the steel wire main body 4 can be installed according to the figure and enters the cleaning chamber 1, an appropriate amount of acid washing liquid is added into the cleaning chamber 1, so that the acid washing liquid can be submerged below the steel wire main body 4, when the steel wire main body 4 is moved and conveyed in the cleaning chamber 1, the limiting roller 7 is driven to rotate, the limiting roller 7 drives the movable shaft 6 to rotate, and in combination with figure 2, the movable shaft 6 is connected with the second bevel gear 9 through the first bevel gear 8 and the second bevel gear 9 to rotate, the second bevel gear 9 drives the installation shaft 10 to rotate in the support plate 12, the installation shaft 10 drives the stirring blades 11 to rotate when rotating, so as to stir the liquid in the cleaning chamber 1, so that the liquid can uniformly react with the surface of the steel wire main body 4, the subsequent pickling quality and the pickling efficiency are improved;
referring to fig. 3-6, a driving motor 16 can be started during pickling, the driving motor 16 drives a transmission gear 15 to rotate, the transmission gear 15 drives a connecting plate 14 to rotate through meshing with the connecting plate 14, the connecting plate 14 drives a mounting block 13 to rotate, so that a cleaning block 18 moves on the surface of a steel wire main body 4, the cleaning block 18 is kept attached to the surface of the steel wire main body 4 under the action of a return spring 19, the cleaning blocks 18 on the left side and the right side of a cleaning chamber 1 can be made of different materials, the cleaning block 18 on the left side can be made of a material with a rough surface, so that the surface of the steel wire main body 4 entering the cleaning chamber 1 can be pretreated conveniently, the cleaning block 18 on the right side can be made of a water absorbing material, so that the surface liquid of the steel wire main body 4 after pickling can be cleaned conveniently, and the position of the cleaning block 18 can be controlled through the rotation of a movable ring 21 before the, rotate the activity ring 21, the activity ring 21 will be stimulateed and connect rope 20 to remove, connect 20 stimulations movable block 17 of rope and remove, make cleaning block 18 remove, enlarge the inner space of installation piece 13, conveniently penetrate steel wire main part 4, can adapt to the connection of the steel wire main part 4 of different diameters simultaneously, increase the practicality of device.
Those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides an automatic pickling processing processingequipment for steel wire production, includes purge chamber (1), lid (2), fluid-discharge tube (3), steel wire main part (4) and guide roll (5), its characterized in that: a cover body (2) is arranged above the cleaning chamber (1), a liquid discharge pipe (3) is connected below the cleaning chamber (1), a steel wire main body (4) penetrates through the cleaning chamber (1), a guide roller (5) is arranged on the outer side of the steel wire main body (4), the guide roller (5) is arranged inside the cleaning chamber (1), a movable shaft (6) is arranged inside the cleaning chamber (1), a limiting roller (7) is embedded on the surface of the movable shaft (6), the limiting roller (7) is located above the steel wire main body (4), a first bevel gear (8) is embedded on the surface of the movable shaft (6), a second bevel gear (9) is arranged above the first bevel gear (8), an installation shaft (10) is embedded at the upper end of the second bevel gear (9), and a stirring blade (11) is fixed on the surface of the installation shaft (10), and the outside of installation axle (10) is provided with backup pad (12) to backup pad (12) are inlayed at the inner wall of purge chamber (1), the left and right sides of purge chamber (1) all is provided with installation piece (13), and the inner of installation piece (13) is fixed with connecting plate (14) to connecting plate (14) are located the inside of purge chamber (1), the below of connecting plate (14) is provided with drive gear (15), and the outside of drive gear (15) is connected with driving motor (16), and fixing of driving motor (16) is at the outside surface of purge chamber (1), the inboard of installation piece (13) is provided with movable block (17), and the outer end of movable block (17) is connected with reset spring (19) to reset spring (19) set up the inside at installation piece (13).
2. The automatic pickling processing device for steel wire production according to claim 1, characterized in that: constitute the integral structure between loose axle (6) and spacing roller (7), and constitute rotation structure between spacing roller (7) through loose axle (6) and purge chamber (1) to loose axle (6) set up about the central line bilateral symmetry of purge chamber (1), and the middle part of spacing roller (7) is interior notch type structural design simultaneously.
3. The automatic pickling processing device for steel wire production according to claim 2, characterized in that: the movable shaft (6) is in meshed connection with the second bevel gear (9) through the first bevel gear (8), an integrated structure is formed between the second bevel gear (9) and the mounting shaft (10), and the mounting shaft (10) is arranged in a front-back symmetrical mode relative to the center line of the movable shaft (6).
4. The automatic pickling processing device for steel wire production according to claim 3, characterized in that: a rotating structure is formed between the mounting shaft (10) and the support plate (12), an integrated structure is formed between the mounting shaft (10) and the stirring blades (11), and the stirring blades (11) are arranged on the surface of the mounting shaft (10) at equal intervals.
5. The automatic pickling processing device for steel wire production according to claim 1, characterized in that: the side view cross section of connecting plate (14) is the design of ring structure, and constitutes rotational structure between connecting plate (14) and purge chamber (1) to constitute the meshing connection between connecting plate (14) and drive gear (15).
6. The automatic pickling processing device for steel wire production according to claim 5, wherein: the inner of movable block (17) is inlayed and is had clean piece (18), and the inner of clean piece (18) is circular-arc structural design to sliding structure about constituting between movable block (17) and installation piece (13), the side view cross-section of installation piece (13) is the ring form structural design simultaneously, the center of installation piece (13) and the center of connecting plate (14) are on same water flat line.
7. The automatic pickling processing device for steel wire production according to claim 6, wherein: the outer end of the movable block (17) is fixed with a connecting rope (20), the outer end of the connecting rope (20) is connected with a movable ring (21), and a rotating structure is formed between the movable ring (21) and the mounting block (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011454789.XA CN112663071A (en) | 2020-12-10 | 2020-12-10 | Automatic pickling processing device for steel wire production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011454789.XA CN112663071A (en) | 2020-12-10 | 2020-12-10 | Automatic pickling processing device for steel wire production |
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| CN112663071A true CN112663071A (en) | 2021-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011454789.XA Pending CN112663071A (en) | 2020-12-10 | 2020-12-10 | Automatic pickling processing device for steel wire production |
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| JPH06178969A (en) * | 1992-12-15 | 1994-06-28 | Honda Motor Co Ltd | Washing device |
| JP2006068635A (en) * | 2004-09-02 | 2006-03-16 | Yasuo Fujii | Washing device |
| JP2007022496A (en) * | 2005-07-21 | 2007-02-01 | Koshin Seiki:Kk | Moving unit |
| JP2015066470A (en) * | 2013-09-26 | 2015-04-13 | Idec株式会社 | Washing method, and washing device |
| CN206396329U (en) * | 2016-12-17 | 2017-08-11 | 江阴市新天金属制品有限公司 | A kind of indoor steel wire pickling bath |
| CN207828417U (en) * | 2017-12-11 | 2018-09-07 | 四川中庸药业有限公司 | A kind of producing technique of steel cable pickler |
| CN207862446U (en) * | 2018-01-10 | 2018-09-14 | 杭州华深金属制品有限公司 | A kind of Production for Steel Wire pickling processes device |
| CN208960516U (en) * | 2018-09-30 | 2019-06-11 | 天津精诚卓达检测设备有限公司 | A kind of steel wire ultrasonic cleaning equipment |
| CN209128548U (en) * | 2018-11-15 | 2019-07-19 | 佛山市天源不锈钢制品有限公司 | A kind of immersion type acid cleaning of steel tube device |
| CN209323014U (en) * | 2018-12-29 | 2019-08-30 | 天津高盛钢丝绳有限公司 | A kind of wirerope heat treatment process acid dip pickle |
| CN111167880A (en) * | 2020-01-17 | 2020-05-19 | 南通理工学院 | Mechanical cleaning and derusting device applied to surface of steel wire |
| CN210678237U (en) * | 2019-09-27 | 2020-06-05 | 天长市新荣塑料制品有限公司 | Steel wire rope surface rust removal device |
| CN111809212A (en) * | 2020-07-23 | 2020-10-23 | 王东亮 | Aluminum strip anodic oxidation surface pretreatment equipment |
| CN211921705U (en) * | 2019-07-25 | 2020-11-13 | 申晓丽 | Stainless steel wire rope acid dip pickle |
| CN212071495U (en) * | 2020-04-24 | 2020-12-04 | 沭阳美仑新材料科技有限公司 | Rotation type grinding device of steel wire processing usefulness |
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2020
- 2020-12-10 CN CN202011454789.XA patent/CN112663071A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH06178969A (en) * | 1992-12-15 | 1994-06-28 | Honda Motor Co Ltd | Washing device |
| JP2006068635A (en) * | 2004-09-02 | 2006-03-16 | Yasuo Fujii | Washing device |
| JP2007022496A (en) * | 2005-07-21 | 2007-02-01 | Koshin Seiki:Kk | Moving unit |
| JP2015066470A (en) * | 2013-09-26 | 2015-04-13 | Idec株式会社 | Washing method, and washing device |
| CN206396329U (en) * | 2016-12-17 | 2017-08-11 | 江阴市新天金属制品有限公司 | A kind of indoor steel wire pickling bath |
| CN207828417U (en) * | 2017-12-11 | 2018-09-07 | 四川中庸药业有限公司 | A kind of producing technique of steel cable pickler |
| CN207862446U (en) * | 2018-01-10 | 2018-09-14 | 杭州华深金属制品有限公司 | A kind of Production for Steel Wire pickling processes device |
| CN208960516U (en) * | 2018-09-30 | 2019-06-11 | 天津精诚卓达检测设备有限公司 | A kind of steel wire ultrasonic cleaning equipment |
| CN209128548U (en) * | 2018-11-15 | 2019-07-19 | 佛山市天源不锈钢制品有限公司 | A kind of immersion type acid cleaning of steel tube device |
| CN209323014U (en) * | 2018-12-29 | 2019-08-30 | 天津高盛钢丝绳有限公司 | A kind of wirerope heat treatment process acid dip pickle |
| CN211921705U (en) * | 2019-07-25 | 2020-11-13 | 申晓丽 | Stainless steel wire rope acid dip pickle |
| CN210678237U (en) * | 2019-09-27 | 2020-06-05 | 天长市新荣塑料制品有限公司 | Steel wire rope surface rust removal device |
| CN111167880A (en) * | 2020-01-17 | 2020-05-19 | 南通理工学院 | Mechanical cleaning and derusting device applied to surface of steel wire |
| CN212071495U (en) * | 2020-04-24 | 2020-12-04 | 沭阳美仑新材料科技有限公司 | Rotation type grinding device of steel wire processing usefulness |
| CN111809212A (en) * | 2020-07-23 | 2020-10-23 | 王东亮 | Aluminum strip anodic oxidation surface pretreatment equipment |
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Application publication date: 20210416 |