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CN-117512584-B - Passivation device and barrel galvanizing process thereof

CN117512584BCN 117512584 BCN117512584 BCN 117512584BCN-117512584-B

Abstract

The application relates to a passivation device which comprises a passivation groove II, a frame II and a roller II, wherein a limiting column is arranged on the roller II, a sliding block is arranged on the limiting column in a lifting and sliding mode, a stirring rod I is hinged to the sliding block, a stirring rod II is hinged to the limiting column, an elastic piece I is arranged on the limiting column, and a positioning assembly is arranged on the stirring rod II. After throwing into holding tank two with the work piece in, remove the slider and make puddler first and puddler second articulated part stretch out towards the direction of keeping away from spacing post, when cylinder two rotates, puddler first and puddler second stretches out the part stir the work piece in the holding tank two, and then make the work piece of laminating separate, improve the passivation effect to the work piece, when not using cylinder two, remove the locate mode of slider, the slider drives puddler first and puddler second articulated part and removes and be close to spacing post under the effect of elastic component first, when reducible pouring into the work piece, the work piece strikes puddler first and puddler second leads to puddler first and puddler second to take place the condition of damaging.

Inventors

  • CAO JIAQI

Assignees

  • 台州市恒辉电镀有限公司

Dates

Publication Date
20260505
Application Date
20231124

Claims (6)

  1. 1. The passivation device comprises a passivation groove II (5), a frame II (6) and a roller II (7) rotationally connected to the frame II (6), wherein a driving part II (8) for driving the roller II (7) to rotate is arranged on the frame II (6), a containing groove II (71) is arranged on the roller II (7), a plurality of through holes II (72) are formed in the outer side wall of the roller II (7), the through holes II (72) are communicated with the containing groove II (71), the passivation device is characterized in that a limit post (9) is arranged on the roller II (7), the limit post (9) is positioned in the containing groove II (71), a sliding block (10) is arranged on the limit post (9) in a lifting sliding mode, a stirring rod I (11) is hinged to the sliding block (10), a stirring rod II (12) is hinged to the limit post (9), the stirring rod II (12) is positioned on one side of the stirring rod I (11) far away from the sliding block (10), the stirring rod II (12) and the stirring rod II (11) is hinged to the stirring rod II (11) and the stirring rod II (16) is provided with a trend of being far away from the elastic stirring rod II (16), a positioning component (13) for positioning is arranged on the stirring rod II (12); the first elastic piece (16) comprises an elastic piece (161) arranged on the limiting column (9) and a connecting strip (162) arranged on the elastic piece (161), the outer edge of the elastic piece (161) is fixedly connected with the limiting column (9), and the connecting strip (162) is positioned on one side, away from the limiting column (9), of the elastic piece (161) and is connected with the hinge shaft of the first stirring rod (11) and the second stirring rod (12).
  2. 2. The passivation device according to claim 1, wherein the positioning component (13) comprises a regulating block (131) arranged on a hinge shaft of the stirring rod I (11) and the stirring rod II (12), a positioning block (132) connected to the stirring rod II (7) in a sliding manner, and an elastic piece II (133) arranged on the stirring rod II (7), the positioning block (132) is arranged below the regulating block (131) and in the accommodating groove II (71), the positioning block (132) slides to be close to or far away from the limiting column (9), a positioning hole (14) is formed in the regulating block (131), the positioning hole (14) is used for the positioning block (132) to penetrate, a limiting groove (15) is formed in the positioning block (132), the limiting groove (15) is used for the clamping of the regulating block (131), and the elastic piece II (133) tightens the positioning block (132) so that the positioning block (132) abuts against the inner wall of the accommodating groove II (71).
  3. 3. The passivation device according to claim 2, wherein the stirring rod I (11) is located above the stirring rod II (12), and the limit column (9) is provided with a yielding groove (925) for the adjusting block (131) to be clamped in.
  4. 4. The passivation device according to claim 1, wherein a plurality of limit ring grooves (17) are formed in the outer side walls of the stirring rod I (11) and the stirring rod II (12), the limit ring grooves (17) are distributed along the length direction of the stirring rod I (11)/the stirring rod II (12), a plurality of separation blocks (18) are arranged on the stirring rod I (11) and the stirring rod II (12), the limit ring grooves (17) are used for clamping in the separation blocks (18), a through hole (181) for clamping in the stirring rod I (11)/the stirring rod II (12) is formed in the separation blocks (18), a notch (182) is formed in the separation blocks (18), the notch (182) is communicated with the through hole (181), movable holes (183) are formed in the separation blocks (18), the movable holes (183) are located on two opposite sides of the notch (182), and the distance between the movable holes (183) located on two sides of the notch (182) gradually increases towards the through hole (181); The separating block (18) is connected with a locking block (19) in a sliding manner, the locking block (19) penetrates through the movable hole (183) and slides to be close to or far away from the through hole (181), the separating block (18) is provided with an elastic piece III (20), and the elastic piece III (20) abuts against the locking block (19), so that the locking block (19) has a trend of being far away from the through hole (181).
  5. 5. The passivation device of claim 4, wherein the limit column (9) comprises a base (91) arranged on the second roller (7), a mounting block (92) which is arranged on the base (91) in a lifting sliding manner, a clamping block (93) and a fourth elastic piece (94) which are arranged on the base (91) and a protruding block (95) arranged on the clamping block (93), wherein the sliding block (10) and the second stirring rod (12) are arranged on the mounting block (92), the mounting block (92) is further rotationally connected on the base (91), the protruding block (95) is positioned below the clamping block (93), a connecting groove (922) is further formed in the mounting block (92), a plurality of positioning grooves (923) are formed in the inner side wall of the connecting groove (922) along the sliding direction of the mounting block (92), the clamping block (93) is positioned in the connecting groove (922), the positioning groove (923) is used for clamping the clamping block (92) to be tightly clamped in, the inner wall (924) is provided with the protruding block (924) and the inner wall (924) is tightly clamped in the connecting groove (924), such that the mounting block (92) has a tendency to move away from the seat (91).
  6. 6. A barrel galvanizing process, which is characterized by comprising the steps of degreasing, washing, pickling, washing, acid galvanizing, washing, light emitting and passivating, wherein the passivating step adopts the passivating device of any one of the preceding claims.

Description

Passivation device and barrel galvanizing process thereof Technical Field The application relates to the field of galvanization technology, in particular to a passivation device and a barrel galvanization technology thereof. Background The galvanizing is a surface treatment technology for plating a layer of zinc on the surface of metal, alloy or other materials to play roles of beautiful appearance, rust prevention and the like, and the workpiece is easily oxidized in the air because the surface is plated with active metal zinc, so that the workpiece needs to be passivated after the galvanizing to improve the corrosion resistance of the surface of the workpiece. In the related art, as shown in fig. 1, a galvanized passivation device comprises a passivation tank 1, a frame 1, and a roller 1, wherein the roller 3 is positioned in the passivation tank 1 and is rotatably connected to the frame 1, a driving piece 4 for driving the roller 3 to rotate is arranged on the frame 2, a containing tank 31 is arranged on the roller 3, a plurality of through holes 32 are arranged on the peripheral wall of the roller 3, and the through holes 32 are all communicated with the containing tank 31. By adopting the galvanized passivation equipment, in actual use, in the process of rotating the roller, the workpieces can be attached, so that passivation liquid can not enter the attached workpieces to passivate the attached surfaces of the workpieces, and further, the tool is not completely passivated locally, the quality of the workpieces is affected, and the improvement is needed. Disclosure of Invention In order to solve the problems that in the rotating process of a roller, the workpieces are possibly bonded, so that passivation liquid cannot enter between the bonded workpieces to passivate the bonding surfaces of the workpieces, and further the tool is not completely passivated locally, and the quality of the workpieces is affected, the application provides a passivating device and a barrel galvanization process thereof. The application provides a passivation device and a barrel galvanizing process thereof, which adopts the following technical scheme: In a first aspect, the present application provides a passivation device, which adopts the following technical scheme: the utility model provides a passivation device, includes passivation groove two, frame two and rotate connect in cylinder two in the frame two, be equipped with the drive in the frame two cylinder two pivoted driving piece two, set up holding tank two on the cylinder two, set up a plurality of through-holes two on the lateral wall of cylinder two, through-hole two with holding tank two intercommunication, be equipped with spacing post on the cylinder two, spacing post is located in the holding tank two, it slides to go up and down on the spacing post has the slider, articulated on the slider has puddler one, articulated on the spacing post has puddler two, puddler two is located puddler one is kept away from one side of slider, just puddler two with puddler one is articulated, be equipped with elastic component one on the spacing post, elastic component one is taut puddler one, make the slider has the trend of keeping away from puddler two, be equipped with the locating component that is used for the location on the puddler two. Through adopting above-mentioned technical scheme, after throwing into holding tank II with the work piece, move the slider and be close to puddler two and fix a position for puddler one and puddler two articulated part stretch out towards the direction of keeping away from spacing post, when the cylinder rotated, puddler one and puddler two parts that stretch out stir the work piece in the holding tank II, and then make the work piece of laminating separate, so that passivation liquid fully wets the work piece surface, make the work piece passivation more even, thoroughly, improve the passivation effect to the work piece, thereby be favorable to improving the quality of making the work piece. When not using the cylinder, remove the locate mode of slider, the slider drives puddler first and puddler second articulated part and removes and be close to the spacing post under the effect of elastic component first, when follow-up pouring the work piece into holding tank second, reducible work piece impact puddler first and puddler second lead to puddler first and puddler second to take place the condition of damaging, are favorable to prolonging puddler first and puddler second's life. Optionally, the locating component is including locating stirring rod one with on the articulated shaft of stirring rod two, slide connect in locating piece on the cylinder two and locate elastic component on the cylinder two, the locating piece is located the below of locating piece and be located in the holding tank two, just the locating piece slides and is close to or keep away from spacing post, the locating hole has been seted up on the locating piece, t