CN111251151A - Metal surface rust cleaning device convenient to use - Google Patents

Metal surface rust cleaning device convenient to use Download PDF

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Publication number
CN111251151A
CN111251151A CN202010169435.4A CN202010169435A CN111251151A CN 111251151 A CN111251151 A CN 111251151A CN 202010169435 A CN202010169435 A CN 202010169435A CN 111251151 A CN111251151 A CN 111251151A
Authority
CN
China
Prior art keywords
supporting plate
rust removing
limiting
metal surface
backup pad
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.)
Granted
Application number
CN202010169435.4A
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Chinese (zh)
Other versions
CN111251151B (en
Inventor
汪香平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HARBIN SHUANGTONG CASTING AND FORGING Co.,Ltd.
Original Assignee
汪香平
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Filing date
Publication date
Application filed by 汪香平 filed Critical 汪香平
Priority to CN202010169435.4A priority Critical patent/CN111251151B/en
Publication of CN111251151A publication Critical patent/CN111251151A/en
Application granted granted Critical
Publication of CN111251151B publication Critical patent/CN111251151B/en
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Anticipated expiration legal-status Critical

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00Other grinding machines or devices
    • B24B27/033Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies
    • B24B41/067Work supports, e.g. adjustable steadies radially supporting workpieces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/10Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/12Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/22Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23GCLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G3/00Apparatus for cleaning or pickling metallic material
    • C23G3/02Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
    • C23G3/023Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously by spraying

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cleaning In General (AREA)

Abstract

The invention discloses a metal surface rust removing device convenient to use, which belongs to the technical field of metal surface treatment and comprises a second supporting plate, wherein one end of the upper surface of the second supporting plate is provided with a first driving motor, the output end of the first driving motor is provided with a fixing device, a first supporting plate is arranged above the second supporting plate, two ends of the upper surface of the second supporting plate are provided with first electric telescopic rods corresponding to the first supporting plate, a rust removing mechanism is arranged below the first supporting plate and comprises a third supporting plate, two ends of the lower surface of the third supporting plate are provided with third driving motors, and the output end of the third driving motor is provided with second electric telescopic rods corresponding to the first supporting plate; the rust removing device has the advantages of simple structure, convenience in use and good rust removing function, can rapidly remove rust on tubular metal, effectively shortens the time consumed by a user in rust removing on the tubular metal, and improves the production efficiency of the user.

Description

Metal surface rust cleaning device convenient to use
Technical Field
The invention belongs to the technical field of metal surface treatment, and particularly relates to a metal surface rust removal device convenient to use.
Background
Chinese patent (publication number is CN 205465617U) discloses a tubulose metal surface rust cleaning device, which comprises an outer shell, first opening and second opening have been seted up respectively to a side of shell, the inside of shell is provided with the motor to shaft coupling and head rod fixed connection are passed through in the pivot of motor, the one end that the motor was kept away from to the head rod runs through the outside that the shell just extended to the shell, the fixed surface that the head rod extended to the outside one end of shell is connected with first belt pulley to the surface of first belt pulley is connected through first belt and the transmission of the second belt pulley of fixed connection on second connecting rod surface.
The tubular metal surface rust removal device solves the problem that a chemical rust removal method is adopted for metal surface rust removal at present, reduces chemical liquid to the minimum, reduces use cost and improves production efficiency.
However, the rust removing device has a simple structure, so that the rust removing effect of the rust removing device on the tubular metal is poor, a user needs to spend a large amount of time when removing rust on the tubular metal, and the production efficiency of the user is affected.
Disclosure of Invention
The invention aims to provide a metal surface rust removing device convenient to use so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a metal surface rust removing device convenient to use comprises a second supporting plate, wherein one end of the upper surface of the second supporting plate is provided with a first driving motor, the output end of the first driving motor is provided with a fixing device, a first supporting plate is arranged above the second supporting plate, two ends of the upper surface of the second supporting plate are provided with first electric telescopic rods corresponding to the first supporting plate, a rust removing mechanism is arranged below the first supporting plate and comprises a third supporting plate, two ends of the lower surface of the third supporting plate are provided with third driving motors, the output end of each third driving motor is provided with a second electric telescopic rod corresponding to the first supporting plate, a limiting base is arranged below the third supporting plate, two ends of the upper surface of the limiting base are provided with rubber plates corresponding to the third supporting plate, a rust removing brush roll is arranged at the bottom end of the limiting base, and two ends of the limiting base are provided with second driving motors corresponding to the rust removing brush roll, and a vibration motor is arranged in the middle of the upper surface of the limiting base.
As a further scheme of the invention: the upper surface of third backup pad is provided with the spray tube, and the spray tube passes through welding mode fixed connection with the third backup pad, and the upper surface of spray tube is provided with the shower nozzle.
As a still further scheme of the invention: and two ends of the lower surface of the third supporting plate are also provided with first limiting parts, and two ends of the upper surface of the limiting base are provided with second limiting parts which are connected with the first limiting parts in a sliding manner.
As a still further scheme of the invention: the second limiting part is of an L-shaped structure, the second limiting part is made of stainless steel, and the top end of the second limiting part is fixedly connected with the third supporting plate in a welding mode.
As a still further scheme of the invention: the first limiting piece is of an Contraband-shaped structure, the first limiting piece is made of stainless steel, and the bottom end of the first limiting piece is fixedly connected with the limiting base in a welding mode.
As a still further scheme of the invention: the third driving motor is a stepping motor, and the third driving motor is fixedly connected with the third supporting plate in a welding mode.
As a still further scheme of the invention: the rubber plate is of a hollow cuboid structure, the rubber plate is connected with the third supporting plate through glue in a bonding mode, and the rubber plate is connected with the limiting base through glue in a bonding mode.
As a still further scheme of the invention: the top end of the second electric telescopic rod is fixedly connected with the first supporting plate in a welding mode, and the bottom end of the second electric telescopic rod is fixedly connected with the third driving motor in a welding mode.
As a still further scheme of the invention: the upper surface of the second supporting plate is provided with a collecting box, and the collecting box is made of plastic.
As a still further scheme of the invention: the lower surface of second backup pad is provided with anti-skidding backing plate, and anti-skidding backing plate is the cuboid structure, and the material of anti-skidding backing plate is rubber, and anti-skidding backing plate passes through the glue bonding with the second backup pad and is connected.
Compared with the prior art, the invention has the beneficial effects that: the rust removing device is simple in structure, convenient to use and good in rust removing function, can rapidly remove rust on tubular metal, effectively shortens the time consumed by a user in rust removing on the tubular metal, improves the production efficiency of the user, has a good anti-skidding function, enables the use of the rust removing device to be more reliable, and is worthy of popularization and use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a corresponding derusting mechanism of the invention;
FIG. 3 is a schematic structural diagram of a rubber sheet according to the present invention;
in the figure: 1-fixing device, 2-first driving motor, 3-derusting mechanism, 4-first supporting plate, 5-first electric telescopic rod, 6-collecting box, 7-second supporting plate, 8-antiskid backing plate, 31-second driving motor, 32-derusting brush roll, 33-third driving motor, 34-third supporting plate, 35-second electric telescopic rod, 36-spray pipe, 37-rubber plate, 38-vibrating motor, 391-limiting base, 392-spray head, 393-first limiting part and 394-second limiting part.
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.
Example 1:
referring to fig. 1-3, the present invention provides a technical solution: a metal surface rust removing device convenient to use comprises a second supporting plate 7, wherein a first driving motor 2 is fixed at one end of the upper surface of the second supporting plate 7 through a bolt, a fixing device 1 is arranged at the output end of the first driving motor 2, the first driving motor 2 and the fixing device 1 are both used in the prior art, a first supporting plate 4 is arranged above the second supporting plate 7, first electric telescopic rods 5 corresponding to the first supporting plate 4 are welded at two ends of the upper surface of the second supporting plate 7, and a rust removing mechanism 3 is arranged below the first supporting plate 4;
the derusting mechanism 3 comprises a third supporting plate 34, third driving motors 33 are arranged at two ends of the lower surface of the third supporting plate 34, second electric telescopic rods 35 corresponding to the first supporting plate 4 are arranged at output ends of the third driving motors 33, a limiting base 391 is arranged below the third supporting plate 34, rubber plates 37 corresponding to the third supporting plate 34 are arranged at two ends of the upper surface of the limiting base 391, a derusting brush roll 32 is arranged at the bottom end of the limiting base 391, second driving motors 31 corresponding to the derusting brush roll 32 are welded at two ends of the limiting base 391, and a vibration motor 38 is arranged in the middle of the upper surface of the limiting base 391;
in order to improve the rust removing effect of the rust removing device, in this embodiment, preferably, a spray pipe 36 is arranged on the upper surface of the third support plate 34, the spray pipe 36 is fixedly connected with the third support plate 34 in a welding manner, a spray head 392 is arranged on the upper surface of the spray pipe 36, and when the rust removing device is used, the spray head 392 on the spray pipe 36 sprays rust removing liquid, so that the rust removing effect of the rust removing device is improved;
in order to make the use of the third supporting plate 34 more reliable, in this embodiment, preferably, first limiting members 393 are further disposed at two ends of the lower surface of the third supporting plate 34, and second limiting members 394 slidably connected to the first limiting members 393 are disposed at two ends of the upper surface of the limiting base 391;
in order to improve the limiting effect of the second limiting member 394, in this embodiment, preferably, the second limiting member 394 is in an "L" shape, the material of the second limiting member 394 is stainless steel, and the top end of the second limiting member 394 is fixedly connected to the third support plate 34 by welding;
in order to improve the limiting effect of the first limiting member 393, in the embodiment, preferably, the first limiting member 393 is in a structure shaped like the letter "Contraband", the first limiting member 393 is made of stainless steel, and the bottom end of the first limiting member 393 is fixedly connected to the limiting base 391 by welding;
in order to improve the driving effect of the third driving motor 33, in this embodiment, preferably, the third driving motor 33 is a stepping motor, and the third driving motor 33 is fixedly connected to the third supporting plate 34 by welding;
in order to make the vibration effect of the limiting base 391 better, in this embodiment, preferably, the rubber plate 37 is a hollow cuboid structure, the rubber plate 37 is connected with the third supporting plate 34 by glue adhesion, and the rubber plate 37 is connected with the limiting base 391 by glue adhesion, so that when in use, the rubber plate 37 plays a role in limiting and starting vibration for the limiting base 391, so that the limiting base 391 can vibrate better;
in order to make the use of the second electric telescopic rod 35 more reliable, in this embodiment, preferably, the top end of the second electric telescopic rod 35 is fixedly connected to the first support plate 4 by welding, the bottom end of the second electric telescopic rod 35 is fixedly connected to the third driving motor 33 by welding, and the first electric telescopic rod 5, the second electric telescopic rod 35 and the third driving motor 33 are all electrically connected to the power supply through switches.
Example 2:
on the basis of the embodiment 1, in order to make the function of the rust removing device richer, in the embodiment, preferably, the upper surface of the second supporting plate 7 is provided with the collecting box 6, the collecting box 6 is made of plastic, and when the rust removing device is used, the used rust removing liquid is collected and stored through the collecting box 6, so that a large amount of rust removing liquid is prevented from flowing out of the rust removing device when the rust removing device is used;
in order to improve the anti-skid effect of the rust removing device, in the embodiment, preferably, the lower surface of the second supporting plate 7 is provided with an anti-skid base plate 8, the anti-skid base plate 8 is of a cuboid structure, and the anti-skid base plate 8 is bonded with the second supporting plate 7 through glue;
the material of antiskid backing plate 8 does not add the restriction, and in this embodiment, preferred, the material of antiskid backing plate 8 is rubber, plays antiskid effect through antiskid backing plate 8 during the use, prevents that the rust cleaning device from taking place to slide when using, makes the use of rust cleaning device more reliable, promotes the user and experiences the use of rust cleaning device.
The working principle and the using process of the invention are as follows: when the rust removing brush roll is used, the tubular metal is fixed through the fixing device 1, then the first electric telescopic rod 5 and the second electric telescopic rod 35 are driven to extend, then the power supply of the third driving motor 33 is switched on, the third supporting plate 34 is turned over for 180 degrees, then the rust removing liquid is sprayed to the tubular metal through the spray head 392 on the spray pipe 36, after the spraying of the rust removing liquid is finished, the third supporting plate 34 is turned over for 180 degrees through the third driving motor 33 again, then the first electric telescopic rod 5 and the second electric telescopic rod 35 are driven, and the rust removing brush roll 32 is enabled to return to the initial height;
after the adjustment is finished, the power supply of the second driving motor 31 is connected to enable the derusting brush roll 32 to rotate, then the second electric telescopic rod 35 is driven to extend, the height of the derusting brush roll 32 is reduced, so that the tubular metal is derusted through the derusting brush roll 32, meanwhile, the power supply of the first driving motor 2 is connected to enable the first driving motor 2 to drive the tubular metal to rotate in the opposite direction of the derusting brush roll 32, and therefore the derusting effect of the derusting device is better;
in addition, switch on vibrating motor 38's power, spacing base 391 shakes along with vibrating motor 38 this moment, first locating part 393 and second locating part 394 play limiting displacement, make spacing base 391 can only swing back and forth, thereby make rust cleaning brush roll 32 constantly swing through the swing of spacing base 391, further promote rust cleaning brush roll 32's rust cleaning effect better, effectively shorten the time that the user spent when removing rust to tubular metal, promote user's production efficiency, in addition, the back user that finishes can spray the rust remover again through shower nozzle 392 on spray tube 36 and wash the rust cleaning to tubular metal, further promote its rust cleaning effect.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. The utility model provides a metal surface rust cleaning device convenient to use, includes second backup pad (7), the upper surface one end of second backup pad (7) is provided with first driving motor (2), the output of first driving motor (2) is provided with fixing device (1), the top of second backup pad (7) is provided with first backup pad (4), the upper surface both ends of second backup pad (7) are provided with first electric telescopic handle (5) corresponding with first backup pad (4), its characterized in that: the rust removing device is characterized in that a rust removing mechanism (3) is arranged below the first supporting plate (4), the rust removing mechanism (3) comprises a third supporting plate (34), third driving motors (33) are arranged at two ends of the lower surface of the third supporting plate (34), second electric telescopic rods (35) corresponding to the first supporting plate (4) are arranged at output ends of the third driving motors (33), a limiting base (391) is arranged below the third supporting plate (34), rubber plates (37) corresponding to the third supporting plate (34) are arranged at two ends of the upper surface of the limiting base (391), a rust removing brush roll (32) is arranged at the bottom end of the limiting base (391), second driving motors (31) corresponding to the rust removing brush roll (32) are arranged at two ends of the limiting base (391), and a vibration motor (38) is arranged in the middle of the upper surface of the limiting base (391).
2. The metal surface rust removing apparatus convenient to use according to claim 1, characterized in that: and a spray pipe (36) is arranged on the upper surface of the third support plate (34), the spray pipe (36) is fixedly connected with the third support plate (34) in a welding mode, and a spray head (392) is arranged on the upper surface of the spray pipe (36).
3. The metal surface rust removing apparatus convenient to use according to claim 2, characterized in that: and two ends of the lower surface of the third supporting plate (34) are also provided with first limiting parts (393), and two ends of the upper surface of the limiting base (391) are provided with second limiting parts (394) which are in sliding connection with the first limiting parts (393).
4. The metal surface rust removing apparatus convenient to use according to claim 3, characterized in that: the second limiting piece (394) is of an L-shaped structure, the second limiting piece (394) is made of stainless steel, and the top end of the second limiting piece (394) is fixedly connected with the third supporting plate (34) in a welding mode.
5. The metal surface rust removing apparatus convenient to use according to claim 4, characterized in that: the first limiting piece (393) is in a Contraband-shaped structure, the first limiting piece (393) is made of stainless steel, and the bottom end of the first limiting piece (393) is fixedly connected with the limiting base (391) in a welding mode.
6. The metal surface rust removing apparatus convenient to use according to claim 1, characterized in that: the third driving motor (33) is a stepping motor, and the third driving motor (33) is fixedly connected with the third supporting plate (34) in a welding mode.
7. The metal surface rust removing apparatus convenient to use according to claim 1, characterized in that: rubber slab (37) are hollow cuboid structure, and rubber slab (37) pass through glue bonding connection with third backup pad (34), and rubber slab (37) pass through glue bonding connection with spacing base (391).
8. The metal surface rust removing apparatus convenient to use according to claim 1, characterized in that: the top end of the second electric telescopic rod (35) is fixedly connected with the first supporting plate (4) in a welding mode, and the bottom end of the second electric telescopic rod (35) is fixedly connected with the third driving motor (33) in a welding mode.
9. The metal surface rust removing apparatus convenient to use according to claim 1, characterized in that: the upper surface of the second supporting plate (7) is provided with a collecting box (6), and the collecting box (6) is made of plastic.
10. The metal surface rust removing apparatus convenient to use according to any one of claims 1 to 9, wherein: the lower surface of second backup pad (7) is provided with anti-skidding backing plate (8), and anti-skidding backing plate (8) are the cuboid structure, and the material of anti-skidding backing plate (8) is rubber, and anti-skidding backing plate (8) pass through glue bonding with second backup pad (7) and are connected.
CN202010169435.4A 2020-03-12 2020-03-12 Metal surface rust cleaning device convenient to use Active CN111251151B (en)

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CN202010169435.4A CN111251151B (en) 2020-03-12 2020-03-12 Metal surface rust cleaning device convenient to use

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CN202010169435.4A CN111251151B (en) 2020-03-12 2020-03-12 Metal surface rust cleaning device convenient to use

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CN111251151B CN111251151B (en) 2021-09-21

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112518540A (en) * 2020-11-18 2021-03-19 浙江江山福鑫工艺品有限公司 Iron art surface rust removal coating film device
CN114309819A (en) * 2021-12-24 2022-04-12 江西鑫铂瑞科技有限公司 Raw material cleaning robot control system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4753048A (en) * 1986-03-20 1988-06-28 Massachusetts Institute Of Technology Method of for grinding
CN104985494A (en) * 2015-08-12 2015-10-21 新兴铸管股份有限公司 Cast iron pipe outer wall grinding device
CN205465617U (en) * 2016-03-08 2016-08-17 湖南金裕环保科技有限公司 Tubular metal surface rust cleaning device
CN109807729A (en) * 2019-01-28 2019-05-28 天津戴柏瑞克建筑工程有限公司 A kind of steel rust removing device for architectural engineering

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4753048A (en) * 1986-03-20 1988-06-28 Massachusetts Institute Of Technology Method of for grinding
CN104985494A (en) * 2015-08-12 2015-10-21 新兴铸管股份有限公司 Cast iron pipe outer wall grinding device
CN205465617U (en) * 2016-03-08 2016-08-17 湖南金裕环保科技有限公司 Tubular metal surface rust cleaning device
CN109807729A (en) * 2019-01-28 2019-05-28 天津戴柏瑞克建筑工程有限公司 A kind of steel rust removing device for architectural engineering

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112518540A (en) * 2020-11-18 2021-03-19 浙江江山福鑫工艺品有限公司 Iron art surface rust removal coating film device
CN114309819A (en) * 2021-12-24 2022-04-12 江西鑫铂瑞科技有限公司 Raw material cleaning robot control system

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Applicant after: HARBIN SHUANGTONG CASTING AND FORGING Co.,Ltd.

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Applicant before: Wang Xiangping

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Denomination of invention: An easy-to-use metal surface rust removal device

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Pledgee: Heilongjiang Xinzheng financing guarantee Group Co.,Ltd.

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Denomination of invention: A user-friendly rust removal device for metal surfaces

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