CN113981492A - Aluminum electrolysis guide rod power consumption prevention processing device - Google Patents

Aluminum electrolysis guide rod power consumption prevention processing device Download PDF

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Publication number
CN113981492A
CN113981492A CN202111332815.6A CN202111332815A CN113981492A CN 113981492 A CN113981492 A CN 113981492A CN 202111332815 A CN202111332815 A CN 202111332815A CN 113981492 A CN113981492 A CN 113981492A
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CN
China
Prior art keywords
guide rod
bottom plate
clamping
clamping mechanism
processing device
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Pending
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CN202111332815.6A
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Chinese (zh)
Inventor
董宏观
李晓辉
卫文章
江毅
郭宝航
李萌萌
王小军
柴朝阳
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Luoyang Wanji Carbon Co ltd
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Luoyang Wanji Carbon Co ltd
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Application filed by Luoyang Wanji Carbon Co ltd filed Critical Luoyang Wanji Carbon Co ltd
Priority to CN202111332815.6A priority Critical patent/CN113981492A/en
Publication of CN113981492A publication Critical patent/CN113981492A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25CPROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/08Cell construction, e.g. bottoms, walls, cathodes
    • C25C3/12Anodes
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25CPROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Laser Beam Processing (AREA)

Abstract

The invention discloses an electricity-consumption-preventing treatment device for an aluminum electrolysis guide rod, which comprises a bottom plate and the guide rod, wherein the lower end of the bottom plate is provided with a supporting leg, one side of the upper surface of the bottom plate is provided with a single chip microcomputer, the middle position of the upper surface of the bottom plate is provided with a clamping mechanism for clamping the guide rod, the lower end of the clamping mechanism is provided with a driving mechanism for controlling the rotation of the clamping mechanism, two straightening mechanisms for correcting the straightness of the guide rod are arranged on the centers of the two sides of the clamping mechanism symmetrically, a supporting plate is arranged on the rear side of the upper surface of the bottom plate, the upper end of the supporting plate is higher than the top of the guide rod, the lower surface of the supporting plate is provided with a laser measurement transmitting head, and the clamping mechanism is provided with a laser measurement receiving head corresponding to the laser measurement transmitting head, greatly reduces the electric energy consumption and saves the cost.

Description

Aluminum electrolysis guide rod power consumption prevention processing device
Technical Field
The invention relates to the technical field of aluminum electrolysis, in particular to an anti-power consumption processing device for an aluminum electrolysis guide rod.
Background
In the electrolytic aluminum production process, the current distribution condition of the anode guide rod is one of the important factors determining the normal production of the electrolytic cell.
Because of the long-term use of the aluminum electrolysis anode guide rod, an oxide layer and burrs appear on the surface of the guide tube, the contact effect is influenced when the electrolytic cell is used, meanwhile, the resistance is increased, the large current is easy to generate heat when passing through, and the electric energy consumption is increased.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides the power-consumption-preventing treatment device for the aluminum electrolysis guide rod, which can be used for carrying out precise oxide layer and burr removing operation on the surface of the guide rod, improving the electrolysis efficiency of an electrolytic cell, reducing the power consumption and effectively solving the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: an electricity consumption prevention processing device for an aluminum electrolysis guide rod comprises a bottom plate and the guide rod, wherein the lower end of the bottom plate is provided with a supporting leg, one side of the upper surface of the bottom plate is provided with a singlechip, a clamping mechanism for clamping the guide rod is arranged in the middle of the upper surface of the bottom plate, a driving mechanism for controlling the rotation of the clamping mechanism is arranged at the lower end of the clamping mechanism, two straightening mechanisms for correcting the straightness of the guide rod are symmetrically arranged at the centers of two sides of the clamping mechanism, a supporting plate is arranged on the rear side of the upper surface of the bottom plate, the upper end of the supporting plate is higher than the top of the guide rod, a laser measuring transmitting head is arranged on the lower surface of the supporting plate, a laser measuring receiving head corresponding to the laser measuring transmitting head is arranged on the clamping mechanism, the light generated between the laser measuring transmitting head and the laser measuring receiving head is attached to the side surface of the guide rod, and the front side surface of the clamping mechanism is provided with a deoxidizing mechanism for removing an oxide layer on the surface of the guide rod.
As a preferred technical scheme of the invention, the clamping mechanism comprises a clamping cylinder and clamping bolts, a square hole matched with the overall dimension of the guide rod is formed in the clamping cylinder, four clamping bolts are uniformly distributed on the outer side surface of the clamping cylinder, and the clamping bolts are in threaded connection with the clamping cylinder.
As a preferred technical scheme of the invention, the outer side surface of the clamping cylinder is of a quadrilateral structure, and the laser measurement receiving heads are respectively arranged at the upper ends of the four surfaces of the clamping cylinder.
As a preferred technical scheme of the invention, the driving mechanism comprises a stepping motor, a motor support and a rotating shaft, the stepping motor is connected with the lower surface of the bottom plate through the motor supports arranged on the two sides of the stepping motor, the output end of the stepping motor is connected with the rotating shaft, and the upper end of the rotating shaft is connected with the lower end of the clamping mechanism.
As a preferred technical scheme of the invention, the straightening mechanism comprises a first fixed block, a first hydraulic telescopic rod, a first sliding seat, a first sliding block, a strut, two connecting rods and a right-angle template, the first sliding seat is fixed on the upper surface of the bottom plate, the first sliding block is slidably connected to the upper end of the first sliding seat, the first fixed block is fixed on one side of the upper end of the first sliding seat, the first hydraulic telescopic rod is arranged between the first sliding block and the first fixed block, the strut is fixed on the upper surface of the first sliding block, the number of the connecting rods is two, the two connecting rods are respectively connected with two side plates of the right-angle template, and the right-angle template is matched with the right-angle side of the guide rod in size.
As a preferred technical scheme of the present invention, the deoxygenation mechanism includes a second fixed block, a second hydraulic telescopic rod, a hydraulic lifting rod, a second slide seat, a second slide block, a support, a motor, and a cutting blade, the second slide seat is fixed on the upper surface of the bottom plate, the second slide block is slidably connected to the upper end of the second slide seat, the second fixed block is disposed on one side of the upper end of the second slide seat, the second hydraulic telescopic rod is disposed between the second fixed block and the second slide block, the hydraulic lifting rod is disposed at the upper end of the second hydraulic telescopic rod, the support is disposed at the upper end of the hydraulic lifting rod, the motor is disposed at the upper end of the support, an output shaft of the motor is connected with the cutting blade, and the plane of the cutting blade is opposite to the side surface of the guide rod.
As a preferred technical scheme of the invention, a heating mechanism is arranged on one side of the clamping mechanism, the heating mechanism comprises a vertical plate, a second hydraulic telescopic rod and a U-shaped intermediate frequency coil, the vertical plate is fixed on the upper surface of the bottom plate, the second hydraulic telescopic rod is arranged on one side of the vertical plate, the telescopic end of the second hydraulic telescopic rod is connected with the U-shaped intermediate frequency coil, and the heating wire of the U-shaped intermediate frequency coil is connected with an external power supply.
Compared with the prior art, the invention has the beneficial effects that: this aluminium electroloysis guide arm power consumption prevention processing apparatus compact structure, reasonable in design, convenient operation, can be accurate, effectual oxide layer and the burr of getting rid of the guide arm surface, can fix the lower extreme of guide arm through setting up clamping mechanism, can straighten the curved part of pipe through setting up alignment mechanism, guarantee the convenience of follow-up processing, can cut the surperficial oxide layer of guide arm through setting up deoxidization mechanism and get rid of, can carry out burr detection to every side of guide arm through setting up laser survey transmitting head and laser survey receiving head, when light is blocked, then cut the removal to this face, guarantee the accurate nature that the oxide layer got rid of, use convenience has been improved greatly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a right side view of the present invention;
FIG. 4 is a top view of the present invention.
In the figure: 1 bottom plate, 2 supporting legs, 3 clamping mechanisms, 31 clamping cylinders, 32 clamping bolts, 4 guide rods, 5 straightening mechanisms, 51 first fixed blocks, 52 first hydraulic telescopic rods, 53 first sliding seats, 54 first sliding blocks, 55 supporting columns, 56 connecting rods, 57 right-angle templates, 6 heating mechanisms, 61 vertical plates, 62 second hydraulic telescopic rods, 63U-shaped intermediate frequency coils, 7 driving mechanisms, 71 stepping motors, 72 motor supports, 73 rotating shafts, 8 deoxidizing mechanisms, 81 second fixed blocks, 82 third hydraulic telescopic rods, 83 hydraulic lifting rods, 84 second sliding seats, 85 second sliding blocks, 86 supports, 87 motors, 88 cutting pieces, 9 supporting plates, 10 laser measuring transmitting heads, 11 laser measuring receiving heads and 12 single-chip microcomputers.
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, but not all of the embodiments (for convenience of description and understanding, the following description is made with the upper side of fig. 2 being the upper side, and the front side of fig. 2 being the front side). 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.
Example 1: referring to fig. 1-4, the present invention provides a technical solution: an electricity consumption prevention processing device for an aluminum electrolysis guide rod comprises a bottom plate 1 and a guide rod 4, wherein supporting legs 2 are arranged at the lower end of the bottom plate 1, a single chip microcomputer 12 is arranged on one side of the upper surface of the bottom plate 1, a clamping mechanism 3 for clamping the guide rod 4 is arranged in the middle of the upper surface of the bottom plate 1, the clamping mechanism 3 comprises a clamping cylinder 31 and clamping bolts 32, square holes matched with the shape and size of the guide rod 4 are formed in the clamping cylinder 31, the guide rod 4 is convenient to place, four clamping bolts 32 are uniformly distributed on the outer side surface of the clamping cylinder 31, the clamping bolts 32 are in threaded connection with the clamping cylinder 31, the guide rod 4 is convenient to be rapidly clamped through the four clamping bolts 32, a driving mechanism 7 for controlling the rotation of the clamping mechanism 3 is arranged at the lower end of the clamping mechanism 3, the driving mechanism 7 comprises a stepping motor 71, a motor support 72 and a rotating shaft 73, the stepping motor 71 is connected with the lower surface of the bottom plate 1 through the motor supports 72 arranged on two sides of the stepping motor, the output end of the stepping motor 71 is connected with a rotating shaft 73, the upper end of the rotating shaft 73 is connected with the lower end of the clamping mechanism 3, two straightening mechanisms 5 for correcting the straightness of the guide rod are arranged at the centers of two sides of the clamping mechanism 3 symmetrically, each straightening mechanism 5 comprises a first fixed block 51, a first hydraulic telescopic rod 52, a first sliding seat 53, a first sliding block 54, a support column 55, a connecting rod 56 and a right-angle template 57, the first sliding seat 53 is fixed on the upper surface of the bottom plate 1, the first sliding block 54 is connected to the upper end of the first sliding seat 53 in a sliding manner, the first fixed block 51 is fixed on one side of the upper end of the first sliding seat 53, the first hydraulic telescopic rod 52 is arranged between the first sliding block 54 and the first fixed block 51, the support columns 55 are fixed on the upper surface of the first sliding block 54, the connecting rods 56 are two, the two connecting rods 56 are respectively connected with two side plates of the right-angle template 57, and the right-angle template 57 is matched with the size of the guide rod 4, the right-angle template 57 is formed by vertically connecting two side plates and can straighten the surface of the guide rod 4, the back side of the upper surface of the bottom plate 1 is provided with a supporting plate 9, the upper end of the supporting plate 9 is higher than the top of the guide rod 4, the lower surface of the supporting plate 9 is provided with a laser measurement transmitting head 10, the outer side surface of the clamping cylinder 31 is of a quadrilateral structure, laser measurement receiving heads 11 are respectively arranged at the upper ends of four surfaces of the clamping cylinder 31, light generated between the laser measurement transmitting head 10 and the laser measurement receiving head 11 is attached to the side surface of the guide rod 4, the front side surface of the clamping mechanism 3 is provided with a deoxidizing mechanism 8 for removing an oxide layer on the surface of the guide rod 4, the deoxidizing mechanism 8 comprises a second fixed block 81, a third hydraulic telescopic rod 82, a hydraulic lifting rod 83, a second sliding seat 84, a second sliding block 85, a support 86, a motor 87 and a cutting sheet 88, the second sliding seat 84 is fixed on the upper surface of the bottom plate 1, the second sliding block 85 is connected to the upper end of the second sliding block 84 in a sliding manner, a second fixed block 81 is arranged on one side of the upper end of the second sliding block 84, a third hydraulic telescopic rod 82 is arranged between the second fixed block 81 and the second sliding block 85, a hydraulic lifting rod 83 is arranged at the upper end of the second hydraulic telescopic rod 82, a support 86 is arranged at the upper end of the hydraulic lifting rod 82, a motor 87 is arranged at the upper end of the support 86, an output shaft of the motor 87 is connected with a cutting blade 88, the plane of the cutting blade 88 is opposite to the side surface of the guide rod 4, the output end of the laser measurement receiving head 11 is electrically connected with the input end of the single chip microcomputer 12, the output end of the single chip microcomputer 12 is respectively electrically connected with the first hydraulic telescopic rod 52, the stepping motor 71, the third hydraulic telescopic rod 82, the hydraulic lifting rod 83, the motor 87 and the input end of the laser measurement transmitting head 10, and the single chip microcomputer 12 controls the first hydraulic telescopic rod 52, the stepping motor 71 and the third hydraulic telescopic rod 82, The hydraulic lifting rod 83, the motor 87 and the laser measurement transmitting head 10 all adopt common methods in the prior art, the power consumption prevention processing device for the aluminum electrolysis guide rod has the advantages of compact structure, reasonable design and convenient operation, can accurately and effectively remove oxide layers and burrs on the surface of the guide rod 4, and greatly improves the working efficiency.
When in use: firstly, a guide rod 4 is placed in a clamping barrel 31, then four surfaces of the lower end of the guide rod 4 are clamped through four clamping bolts 32, then two first hydraulic telescopic rods 52 which are arranged in central symmetry are controlled by a single chip microcomputer 12 to extend, so that two right-angle templates 57 respectively straighten two right-angle surfaces of the guide rod 4, after primary straightening is carried out, the first hydraulic telescopic rods 52 are contracted, the single chip microcomputer 12 controls a stepping motor 71 to rotate, the clamping barrel 31 is controlled to rotate 90 degrees through a rotating shaft 73, then secondary straightening is carried out through extension of the first hydraulic telescopic rods 52, after the secondary straightening is finished, the right-angle templates 57 are withdrawn through the first hydraulic telescopic rods 52, then the single chip microcomputer 12 controls a laser measurement transmitting head 10 to transmit light signals, light is attached to the side surface of the guide rod 4, if a laser measurement receiving head 11 corresponding to the upper end of the clamping barrel 31 receives the light signals, the surface is free of oxidation layers and burrs, if the laser measurement receiving head 11 does not receive the light signal, it is indicated that the light signal is blocked by the oxide layer or the burr, at this time, the single chip microcomputer 12 controls the third hydraulic telescopic rod 82 to extend, the motor 87 is started to control the cutting blade 88 to rotate, the height of the cutting blade 88 is controlled through the hydraulic lifting rod 83 to mill and grind the side surface until the laser measurement receiving head 11 receives the light signal, and then the clamping cylinder 31 continues to be controlled to rotate, and the lower surface of the guide rod 4 is detected.
Example 2: different from embodiment 1, one side of clamping mechanism 3 is provided with heating mechanism 6, heating mechanism 6 includes riser 61, second hydraulic stretching pole 62 and U type intermediate frequency coil 63, riser 61 is fixed at the upper surface of bottom plate 1, one side of riser 61 is provided with second hydraulic stretching pole 62, the flexible end and the U type intermediate frequency coil 63 of second hydraulic stretching pole 62 are connected, the heater wire and the external power source of U type intermediate frequency coil 63 are connected, can heat softening guide arm 4 before the alignment to guide arm 4 through setting up U type intermediate frequency coil 63, the alignment mechanism 5 of being convenient for aligns guide arm 4.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. An aluminum electrolysis guide rod power consumption prevention processing device is characterized in that: the device comprises a bottom plate (1) and a guide rod (4), wherein a supporting leg (2) is arranged at the lower end of the bottom plate (1), a single chip microcomputer (12) is arranged on one side of the upper surface of the bottom plate (1), a clamping mechanism (3) for clamping the guide rod (4) is arranged in the middle of the upper surface of the bottom plate (1), a driving mechanism (7) for controlling the clamping mechanism (3) to rotate is arranged at the lower end of the clamping mechanism, two straightening mechanisms (5) for correcting the straightness of the guide rod are symmetrically arranged at the centers of two sides of the clamping mechanism (3), a supporting plate (9) is arranged on the rear side of the upper surface of the bottom plate (1), the upper end of the supporting plate (9) is higher than the top of the guide rod (4), a laser measurement emitting head (10) is arranged on the lower surface of the supporting plate (9), and a laser measurement receiving head (11) corresponding to the laser measurement emitting head (10) is arranged on the clamping mechanism (3), light that produces between laser survey transmitting head (10) and the laser survey receiving head (11) is laminated with the side of guide arm (4) mutually, the leading flank of clamping mechanism (3) is provided with deoxidization mechanism (8) that are used for guide arm (4) surface oxide layer to remove.
2. The aluminum electrolysis guide rod electricity consumption prevention processing device as claimed in claim 1, wherein: clamping mechanism (3) are including pressing from both sides a section of thick bamboo (31) and clamping bolt (32), the inside of pressing from both sides a section of thick bamboo (31) is provided with the quad slit that matches with guide arm (4) overall dimension, the lateral surface equipartition that presss from both sides a section of thick bamboo (31) has four clamping bolt (32), is threaded connection between clamping bolt (32) and the section of thick bamboo of pressing from both sides (31).
3. The aluminum electrolysis guide rod electricity consumption prevention processing device as claimed in claim 2, wherein: the outer side surface of the clamping cylinder (31) is of a quadrilateral structure, and the laser measurement receiving heads (11) are respectively arranged at the upper ends of the four surfaces of the clamping cylinder (31).
4. The aluminum electrolysis guide rod electricity consumption prevention processing device as claimed in claim 1, wherein: actuating mechanism (7) include step motor (71), motor support (72) and pivot (73), step motor (71) are connected with the lower surface of bottom plate (1) through motor support (72) that set up in its both sides, and the output and the pivot (73) of step motor (71) are connected, and the upper end and the lower extreme of clamping mechanism (3) of pivot (73) are connected.
5. The aluminum electrolysis guide rod electricity consumption prevention processing device as claimed in claim 1, wherein: the straightening mechanism (5) comprises a first fixed block (51), a first hydraulic telescopic rod (52), a first sliding seat (53), a first sliding block (54), a support column (55), a connecting rod (56) and a right-angle template (57), the first sliding seat (53) is fixed on the upper surface of the bottom plate (1), the first sliding block (54) is connected to the upper end of the first sliding seat (53) in a sliding way, the first fixed block (51) is fixed on one side of the upper end of the first sliding seat (53), the first hydraulic telescopic rod (52) is arranged between the first sliding block (54) and the first fixed block (51), the support columns (55) are fixed on the upper surface of the first sliding block (54), the number of the connecting rods (56) is two, the two connecting rods (56) are respectively connected with two side plates of the right-angle template (57), the right-angle template (57) is matched with the right-angle side of the guide rod (4) in size.
6. The aluminum electrolysis guide rod electricity consumption prevention processing device as claimed in claim 1, wherein: the deoxidizing mechanism (8) comprises a second fixed block (81), a third hydraulic telescopic rod (82), a hydraulic lifting rod (83), a second sliding seat (84), a second sliding block (85), a support (86), a motor (87) and a cutting blade (88), wherein the second sliding seat (84) is fixed on the upper surface of the bottom plate (1), the second sliding block (85) is connected to the upper end of the second sliding seat (84) in a sliding manner, the second fixed block (81) is arranged on one side of the upper end of the second sliding seat (84), the second hydraulic telescopic rod (82) is arranged between the second fixed block (81) and the second sliding block (85), the hydraulic lifting rod (83) is arranged on the upper end of the third hydraulic telescopic rod (82), the support (86) is arranged on the upper end of the hydraulic lifting rod (82), the motor (87) is arranged on the upper end of the support (86), and the output shaft of the motor (87) is connected with the cutting blade (88), the plane of the cutting blade (88) is opposite to the side surface of the guide rod (4).
7. The aluminum electrolysis guide rod electricity consumption prevention processing device as claimed in claim 1, wherein: one side of clamping mechanism (3) is provided with heating mechanism (6), heating mechanism (6) are including riser (61), second hydraulic stretching pole (62) and U type intermediate frequency coil (63), the upper surface at bottom plate (1) is fixed in riser (61), one side of riser (61) is provided with second hydraulic stretching pole (62), the flexible end and the U type intermediate frequency coil (63) of second hydraulic stretching pole (62) are connected, the heater wire and the external power source of U type intermediate frequency coil (63) are connected.
CN202111332815.6A 2021-11-11 2021-11-11 Aluminum electrolysis guide rod power consumption prevention processing device Pending CN113981492A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111332815.6A CN113981492A (en) 2021-11-11 2021-11-11 Aluminum electrolysis guide rod power consumption prevention processing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111332815.6A CN113981492A (en) 2021-11-11 2021-11-11 Aluminum electrolysis guide rod power consumption prevention processing device

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Publication Number Publication Date
CN113981492A true CN113981492A (en) 2022-01-28

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004198374A (en) * 2002-12-20 2004-07-15 Nippon Shokubai Co Ltd Method and detector for detecting shape abnormality of surface of thin sheet
CN101474650A (en) * 2008-12-09 2009-07-08 洛阳新安电力集团有限公司 Vertical type guide rod flattening machine for electrolyzing aluminum and using method
CN210497338U (en) * 2019-06-12 2020-05-12 承德石油高等专科学校 Automatic descaling machine of electrolytic aluminum anode rod
CN113601361A (en) * 2021-06-30 2021-11-05 伍锐 Steel surface rust removal device and using method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004198374A (en) * 2002-12-20 2004-07-15 Nippon Shokubai Co Ltd Method and detector for detecting shape abnormality of surface of thin sheet
CN101474650A (en) * 2008-12-09 2009-07-08 洛阳新安电力集团有限公司 Vertical type guide rod flattening machine for electrolyzing aluminum and using method
CN210497338U (en) * 2019-06-12 2020-05-12 承德石油高等专科学校 Automatic descaling machine of electrolytic aluminum anode rod
CN113601361A (en) * 2021-06-30 2021-11-05 伍锐 Steel surface rust removal device and using method thereof

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Application publication date: 20220128

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