CN113122850B - Processing device of metal surface treatment production line - Google Patents

Processing device of metal surface treatment production line Download PDF

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Publication number
CN113122850B
CN113122850B CN201911421387.7A CN201911421387A CN113122850B CN 113122850 B CN113122850 B CN 113122850B CN 201911421387 A CN201911421387 A CN 201911421387A CN 113122850 B CN113122850 B CN 113122850B
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gear
gear set
plate
rotating shaft
surface treatment
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CN113122850A (en
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赵长亮
蒋燕
周士升
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Suzhou Fengchuan Electronic Technology Co ltd
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Suzhou Fengchuan Electronic Technology Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C23—COATING 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
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F3/00—Brightening metals by chemical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
    • F16H19/001—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for conveying reciprocating or limited rotary motion
    • F16H19/003—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for conveying reciprocating or limited rotary motion comprising a flexible member
    • F16H19/005—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for conveying reciprocating or limited rotary motion comprising a flexible member for conveying oscillating or limited rotary motion

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • ing And Chemical Polishing (AREA)

Abstract

The invention discloses a processing device of a metal surface treatment production line, which comprises a swinging cross rod, fixed seats respectively connected with two ends of the swinging cross rod and support frames respectively arranged below the two fixed seats, wherein a swinging mechanism is respectively arranged on the two support frames, and the swinging mechanism is connected with the fixed seats and is used for driving the fixed seats to swing; the swing mechanism further comprises a motor, a first gear connected with an output shaft of the motor, a second gear set arranged on one side of the first gear, a third gear set arranged on one side of the second gear set opposite to the first gear, and a fourth gear and a fifth gear which are arranged above the third gear set; the centers of the fourth gear and the fifth gear are respectively connected with a first rotating shaft, and the adjusting gear is in transmission connection with one gear of the third gear set and one gear of the second gear set through a chain. Compared with the traditional manual swing, the invention not only saves a large amount of manpower, but also saves time and improves the processing efficiency.

Description

Processing device of metal surface treatment production line
Technical Field
The invention relates to a processing device of a metal surface treatment production line, and belongs to the field of metal processing.
Background
With the improvement of metal processing technology and the reduction of material cost, more and more products, especially electronic products, adopt alloy metal as the shell of the product. In the related art, the wire drawing surface effect is made on the whole metal surface, and the hardness of the metal surface is increased through an anodic oxidation process, so that the metal surface of a finished product can touch the wire drawing texture with concave-convex feeling but has no smooth touch feeling.
Disclosure of Invention
The invention aims to provide a processing device of a metal surface treatment production line, which not only saves a large amount of manpower, but also saves time and improves the processing efficiency compared with the traditional manual swing.
In order to achieve the purpose, the invention adopts the technical scheme that: a processing device of a metal surface treatment production line comprises a swinging cross rod, first fixed seats respectively connected with two ends of the swinging cross rod and support frames respectively arranged below the two first fixed seats, wherein a swinging mechanism is respectively arranged on the two support frames, and the swinging mechanism is connected with the first fixed seats and used for driving the first fixed seats to swing;
the swing mechanism further comprises a motor, a first gear connected with an output shaft of the motor, a second gear set arranged on one side of the first gear, a third gear set arranged on one side of the second gear set opposite to the first gear, and a fourth gear and a fifth gear arranged above the third gear set, wherein one gear of the third gear set is in transmission connection with the fourth gear and the fifth gear through a first chain, the other gear of the third gear set is in transmission connection with one gear of the second gear set through a chain, and the other gear of the second gear set is in transmission connection with the first gear through a second chain;
the centers of the fourth gear and the fifth gear are respectively connected with a first rotating shaft, the first rotating shaft is in transmission connection with the fourth gear or the fifth gear, one end of the first rotating shaft is in transmission connection with a driving plate, the same side of each of the two driving plates is respectively provided with a rotating plate, the upper end of each rotating plate is in transmission connection with a second rotating shaft, a linkage plate is connected between the lower end of each rotating plate and the lower end of each driving plate, and the two ends of each linkage plate are respectively in rotatable connection with the driving plates and the lower ends of the corresponding rotating plates;
the upper surface of the linkage plate is provided with a protrusion block which is obliquely arranged, the upper end of the protrusion block is movably connected with an adapter plate, and the two adapter plates are fixedly connected with the first fixed seat;
an adjusting gear is arranged between the second gear set and the third gear set, the adjusting gear is rotatably arranged at one end of a fixed shaft, the other end of the fixed shaft is movably arranged on a second fixed seat, the fixed shaft can move in the vertical direction of the second fixed seat, and the adjusting gear is in transmission connection with one gear of the third gear set and one gear of the second gear set through a chain;
the two support frames are respectively provided with a first bearing seat, a synchronous rotating shaft is connected between the two first bearing seats, two ends of the synchronous rotating shaft respectively extend out of the first bearing seats, and the second gear set is arranged on the synchronous rotating shaft.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the other end of the fixed shaft is connected with the second fixed seat through a movable plate.
2. In the above scheme, the synchronous rotating shaft is arranged in parallel with the swinging cross rod.
3. In the scheme, two ends of the synchronous rotating shaft are connected with the second gear set in a key mode.
4. In the above scheme, the third gear set, the fourth gear and the fifth gear are arranged in an isosceles triangle.
5. In the above scheme, the third gear set is mounted on the support frame through two bearing seats.
6. In the scheme, one end of the first rotating shaft is embedded into the through hole in the drive plate and is in key connection with the drive plate.
7. In the above scheme, the lower surface of a bridging plate is respectively fixedly connected with the upper surfaces of the two adapter plates, and the upper surface of the bridging plate is fixedly connected with the lower surface of the first fixing seat.
8. In the above scheme, a chemical polishing pool is arranged under the swing cross rod and between the two first fixing seats.
9. In the above scheme, the first rotating shaft and the second rotating shaft are both installed on the support frame through two bearing seats.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the processing device of the metal surface treatment production line has the advantages that the swinging mechanism is arranged, the structure is ingenious, the hanging piece on the swinging cross rod is driven to swing in the chemical polishing pool, the hanging piece is enabled to be fully contacted with liquid in the pool, compared with the traditional manual swinging, not only is a large amount of manpower saved, but also time is saved, and the processing efficiency is improved.
2. According to the processing device of the metal surface treatment production line, the adjusting gear is arranged between the second gear set and the third gear set, the adjusting gear is rotatably arranged at one end of the fixed shaft, the other end of the fixed shaft is movably arranged on the second fixed seat, the fixed shaft can move in the vertical direction of the second fixed seat, the adjusting gear is in transmission connection with one gear of the third gear set and one gear of the second gear set through the chain, the chain connecting the third gear set and the second gear set can be adjusted through up-and-down adjustment of the adjusting gear, the chain connecting the third gear set and the second gear set is guaranteed to be always kept in a tensioning state, and therefore stability of force transmission of a motor is guaranteed, and further processing precision and processed product quality are guaranteed.
3. According to the processing device of the metal surface treatment production line, the two support frames are respectively provided with the first bearing seat, the synchronous rotating shaft is connected between the two first bearing seats, the two ends of the synchronous rotating shaft respectively extend out of the first bearing seats, the second gear set is arranged, and through the arrangement of the synchronous rotating shaft, synchronous movement of the swing mechanisms on the support frames at the two ends of the swing transverse rod can be realized while the use of one motor is reduced, so that resources are saved, the movement consistency of the two ends of the swing transverse rod is ensured, and the treatment effect and the quality of a pendant on the transverse rod are further ensured.
Drawings
FIG. 1 is a schematic view of a partial structure of a processing apparatus of a metal surface treatment line according to the present invention;
FIG. 2 is a schematic structural view of a processing apparatus of the metal surface treatment line according to the present invention;
FIG. 3 is a partial front view of the processing apparatus of the metal surface treatment line of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1;
FIG. 5 is a schematic view of a part of the structure of a processing apparatus of the metal surface treatment line of the present invention.
In the above drawings: in the above drawings: 1. swinging the cross bar; 2. a first fixed seat; 3. a support frame; 4. a swing mechanism; 5. a motor; 6. a first gear; 7. a second gear set; 8. a third gear set; 9. a fourth gear; 10. a fifth gear; 11. a first chain; 12. a second chain; 13. a first rotating shaft; 14. a drive plate; 15. a rotating plate; 16. a second rotating shaft; 17. a linkage plate; 20. a raised block; 21. an adapter plate; 24. a jumper plate; 25. a chemical polishing pool; 26. an adjusting gear; 27. a fixed shaft; 28. a movable plate; 29. a second fixed seat; 30. a first bearing housing; 31. and (5) synchronously rotating the shafts.
Detailed description of the preferred embodiments
In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.
Example 1: a processing device of a metal surface treatment production line comprises a swinging cross rod 1, first fixed seats 2 respectively connected with two ends of the swinging cross rod 1 and support frames 3 respectively arranged below the two first fixed seats 2, wherein a swinging mechanism 4 is respectively arranged on the two support frames 3, and the swinging mechanism 4 is connected with the first fixed seats 2 and used for driving the first fixed seats 2 to swing;
the swing mechanism 4 further comprises a motor 5, a first gear 6 connected with an output shaft of the motor 5, a second gear set 7 installed on one side of the first gear 6, a third gear set 8 arranged on one side of the second gear set 7 opposite to the first gear 6, and a fourth gear 9 and a fifth gear 10 installed above the third gear set 8, wherein one gear of the third gear set 8 is in transmission connection with the fourth gear 9 and the fifth gear 10 through a first chain 11, the other gear of the third gear set 8 is in transmission connection with one gear of the second gear set 7 through a chain, and the other gear of the second gear set 7 is in transmission connection with the first gear 6 through a second chain 12;
the centers of the fourth gear 9 and the fifth gear 10 are respectively connected with a first rotating shaft 13, the first rotating shaft 13 is in transmission connection with the fourth gear 9 or the fifth gear 10, one end of the first rotating shaft 13 is in transmission connection with a driving plate 14, the same side of each of the two driving plates 14 is respectively provided with a rotating plate 15, the upper end of the rotating plate 15 is in transmission connection with a second rotating shaft 16, a linkage plate 17 is connected between the lower end of the rotating plate 15 and the lower end of the driving plate 14, and two ends of the linkage plate 17 are respectively in rotatable connection with the lower ends of the driving plate 14 and the rotating plate 15;
the upper surface of the linkage plate 17 is provided with a protrusion block 20 which is obliquely arranged, the upper end of the protrusion block 20 is movably connected with an adapter plate 21, and the two adapter plates 21 are fixedly connected with the first fixed seat 2;
an adjusting gear 26 is installed between the second gear set 7 and the third gear set 8, the adjusting gear 26 is rotatably installed at one end of a fixed shaft 27, the other end of the fixed shaft 27 is movably installed on a second fixed seat 29, the fixed shaft 27 is movable in the vertical direction of the second fixed seat 29, and the adjusting gear 26 is in transmission connection with one gear of each of the third gear set 8 and the second gear set 7 through a chain;
two first bearing seats 30 are respectively installed on the two support frames 3, a synchronous rotating shaft 31 is connected between the two first bearing seats 30, two ends of the synchronous rotating shaft 31 respectively extend out of the first bearing seats 30, and the second gear set 7 is installed.
The other end of the fixed shaft 27 is connected to the second fixed base 29 through a movable plate 28; the synchronous rotating shaft 31 is arranged in parallel with the swinging cross rod 1; two ends of the synchronous rotating shaft 31 are connected with the second gear set 7 in a key mode; the third gear set 8, the fourth gear 9 and the fifth gear 10 are arranged in an isosceles triangle; the third gear set 8 is mounted on the support frame 3 through two bearing seats.
Example 2: a processing device of a metal surface treatment production line comprises a swinging cross rod 1, first fixed seats 2 respectively connected with two ends of the swinging cross rod 1 and support frames 3 respectively arranged below the two first fixed seats 2, wherein a swinging mechanism 4 is respectively arranged on the two support frames 3, and the swinging mechanism 4 is connected with the first fixed seats 2 and used for driving the first fixed seats 2 to swing;
the swing mechanism 4 further comprises a motor 5, a first gear 6 connected with an output shaft of the motor 5, a second gear set 7 installed on one side of the first gear 6, a third gear set 8 arranged on one side of the second gear set 7 opposite to the first gear 6, and a fourth gear 9 and a fifth gear 10 installed above the third gear set 8, wherein one gear of the third gear set 8 is in transmission connection with the fourth gear 9 and the fifth gear 10 through a first chain 11, the other gear of the third gear set 8 is in transmission connection with one gear of the second gear set 7 through a chain, and the other gear of the second gear set 7 is in transmission connection with the first gear 6 through a second chain 12;
the centers of the fourth gear 9 and the fifth gear 10 are respectively connected with a first rotating shaft 13, the first rotating shaft 13 is in transmission connection with the fourth gear 9 or the fifth gear 10, one end of the first rotating shaft 13 is in transmission connection with a driving plate 14, the same side of each of the two driving plates 14 is respectively provided with a rotating plate 15, the upper end of the rotating plate 15 is in transmission connection with a second rotating shaft 16, a linkage plate 17 is connected between the lower end of the rotating plate 15 and the lower end of the driving plate 14, and two ends of the linkage plate 17 are respectively in rotatable connection with the driving plate 14 and the lower end of the rotating plate 15;
the upper surface of the linkage plate 17 is provided with a protrusion block 20 which is obliquely arranged, the upper end of the protrusion block 20 is movably connected with an adapter plate 21, and the two adapter plates 21 are fixedly connected with the first fixed seat 2;
an adjusting gear 26 is installed between the second gear set 7 and the third gear set 8, the adjusting gear 26 is rotatably installed at one end of a fixed shaft 27, the other end of the fixed shaft 27 is movably installed on a second fixed seat 29, the fixed shaft 27 is movable in the vertical direction of the second fixed seat 29, and the adjusting gear 26 is in transmission connection with one gear of each of the third gear set 8 and the second gear set 7 through a chain;
two first bearing seats 30 are respectively installed on the two support frames 3, a synchronous rotating shaft 31 is connected between the two first bearing seats 30, two ends of the synchronous rotating shaft 31 respectively extend out of the first bearing seats 30, and the second gear set 7 is installed.
One end of the first rotating shaft 13 is embedded into a through hole on the drive plate 14 and is connected with the drive plate 14 in a key mode; the lower surface of a bridging plate 24 is fixedly connected with the upper surfaces of the two adapter plates 21 respectively, and the upper surface of the bridging plate 24 is fixedly connected with the lower surface of the first fixed seat 2; a chemical polishing pool 25 is arranged under the swing cross bar 1 and between the two first fixed seats 2; the first rotating shaft 13 and the second rotating shaft 16 are both mounted on the support frame 3 through two bearing seats.
When the processing device of the metal surface treatment production line is adopted, the structure is ingenious through the arrangement of the swing mechanism, the pendant on the swing cross rod is driven to swing in the chemical polishing pool, so that the pendant is fully contacted with liquid in the pool, compared with the traditional manual swing, a large amount of manpower is saved, time is saved, the processing efficiency is improved, further, the motion track of the pendant on the cross rod in the chemical polishing pool is circular or elliptical, the pendant can be fully and uniformly contacted with the liquid, the requirement on the uniformity of the liquid in the chemical polishing pool is reduced, the action force of the liquid on the pendant is uniform and soft, bubbles generated in the movement process of the pendant or impact marks generated on a product after surface treatment are avoided, and the processing quality of the product is improved;
in addition, the chain connected with the third gear set and the second gear set can be adjusted by adjusting the adjusting gear up and down, and the chain connected with the third gear set and the second gear set is ensured to be always in a tensioning state, so that the stability of force transmission of the motor is ensured, and the processing precision and the quality of a processed product are further ensured; in addition, due to the arrangement of the synchronous rotating shafts, the use of one motor can be reduced, and meanwhile, the synchronous motion of the swing mechanism on the support frames at the two ends of the swing transverse rod is realized, so that the resources are saved, the motion consistency of the two ends of the swing transverse rod is ensured, and the processing effect and the quality of the pendant on the transverse rod are further ensured.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (10)

1. The utility model provides a processingequipment of metal surface treatment production line which characterized in that: the swing mechanism comprises a swing cross rod (1), first fixing seats (2) respectively connected with two ends of the swing cross rod (1) and supporting frames (3) respectively arranged below the two first fixing seats (2), wherein a swing mechanism (4) is respectively arranged on the two supporting frames (3), and the swing mechanism (4) is connected with the first fixing seats (2) and used for driving the first fixing seats (2) to swing;
the swing mechanism (4) further comprises a motor (5), a first gear (6) connected with an output shaft of the motor (5), a second gear set (7) arranged on one side of the first gear (6), a third gear set (8) arranged on one side of the second gear set (7) opposite to the first gear (6), a fourth gear (9) and a fifth gear (10) arranged above the third gear set (8), wherein one gear of the third gear set (8) is in transmission connection with the fourth gear (9) and the fifth gear (10) through a first chain (11), the other gear of the third gear set (8) is in transmission connection with one gear of the second gear set (7) through a chain, and the other gear of the second gear set (7) is in transmission connection with the first gear (6) through a second chain (12);
the centers of the fourth gear (9) and the fifth gear (10) are respectively connected with a first rotating shaft (13), the first rotating shaft (13) is in transmission connection with the fourth gear (9) or the fifth gear (10), one end of the first rotating shaft (13) is in transmission connection with a driving plate (14), the same sides of the two driving plates (14) are respectively provided with a rotating plate (15), the upper end of the rotating plate (15) is in transmission connection with a second rotating shaft (16), a linkage plate (17) is connected between the lower end of the rotating plate (15) and the lower end of the driving plate (14), and the two ends of the linkage plate (17) are respectively in rotatable connection with the driving plate (14) and the lower end of the rotating plate (15);
the upper surface of the linkage plate (17) is provided with a protrusion block (20) which is obliquely arranged, the upper end of the protrusion block (20) is movably connected with an adapter plate (21), and the two adapter plates (21) are fixedly connected with the first fixed seat (2);
an adjusting gear (26) is arranged between the second gear set (7) and the third gear set (8), the adjusting gear (26) is rotatably arranged at one end of a fixed shaft (27), the other end of the fixed shaft (27) is movably arranged on a second fixed seat (29), the fixed shaft (27) can move in the vertical direction of the second fixed seat (29), and the adjusting gear (26) is in transmission connection with one gear of the third gear set (8) and one gear of the second gear set (7) through a chain;
the two support frames (3) are respectively provided with a first bearing seat (30), a synchronous rotating shaft (31) is connected between the two first bearing seats (30), two ends of the synchronous rotating shaft (31) respectively extend out of the first bearing seats (30), and the second gear set (7) is arranged.
2. The processing device of the metal surface treatment production line according to claim 1, wherein: the other end of the fixed shaft (27) is connected with a second fixed seat (29) through a movable plate (28).
3. The processing device of the metal surface treatment production line according to claim 1, wherein: the synchronous rotating shaft (31) is arranged in parallel with the swinging cross rod (1).
4. The processing device of the metal surface treatment production line according to claim 1, wherein: and two ends of the synchronous rotating shaft (31) are connected with the second gear set (7) in a key mode.
5. The processing device of the metal surface treatment production line according to claim 1, wherein: the third gear set (8), the fourth gear (9) and the fifth gear (10) are arranged in an isosceles triangle.
6. The processing device of the metal surface treatment production line according to claim 1, wherein: the third gear set (8) is arranged on the support frame (3) through two bearing seats.
7. The processing device of the metal surface treatment production line according to claim 1, wherein: one end of the first rotating shaft (13) is embedded into a through hole in the drive plate (14) and is connected with the drive plate (14) in a key mode.
8. The processing device of the metal surface treatment production line according to claim 1, wherein: the lower surface of a bridging plate (24) is fixedly connected with the upper surfaces of the two adapter plates (21) respectively, and the upper surface of the bridging plate (24) is fixedly connected with the lower surface of the first fixing seat (2).
9. The processing device of the metal surface treatment production line according to claim 1, wherein: and a chemical polishing pool (25) is arranged under the swing cross rod (1) and between the two first fixing seats (2).
10. The processing device of the metal surface treatment production line according to claim 1, wherein: the first rotating shaft (13) and the second rotating shaft (16) are both installed on the support frame (3) through two bearing seats.
CN201911421387.7A 2019-12-31 2019-12-31 Processing device of metal surface treatment production line Active CN113122850B (en)

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CN113122850B true CN113122850B (en) 2023-03-21

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CN110983400A (en) * 2019-12-31 2020-04-10 苏州丰川电子科技有限公司 Anode machining tank for surface treatment of metal piece
CN110938823B (en) * 2019-12-31 2024-04-02 苏州丰川电子科技有限公司 Surface treatment device for metal parts

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CN101559284A (en) * 2009-05-27 2009-10-21 邱炳顺 Suspension electronic swinging device and automatic swing with same
CN202137518U (en) * 2011-01-19 2012-02-08 深圳市瑞凌实业股份有限公司 Single-driving double-pendulum double-longitudinal unidirectional swinging device and welding machine utilizing same
CN102166697A (en) * 2011-01-19 2011-08-31 深圳市瑞凌实业股份有限公司 Single-drive double-pendulum double-trailing one-way swing device and welding machine employing swing device
CN207608122U (en) * 2017-12-05 2018-07-13 东莞市一米机电科技有限公司 A kind of big wide cut plaiting device of automatic cloth inspecting machine
CN108149236B (en) * 2018-01-23 2019-11-19 台州万特汽车零部件有限公司 A kind of phospholeum metaplasia producing line
CN110561243B (en) * 2019-09-03 2021-11-02 重庆华智天下科技有限公司 Handheld metal surface treatment device with multi-rotating-speed adjusting mechanism

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