CN202492599U

CN202492599U - Folding cogging online phosphating device

Info

Publication number: CN202492599U
Application number: CN2012201162029U
Authority: CN
Inventors: 刘书宏; 吴怡岗
Original assignee: NANTONG GAOHAN METAL EQUIPMENT CO Ltd
Current assignee: NANTONG GAOHAN METAL EQUIPMENT CO Ltd
Priority date: 2012-03-26
Filing date: 2012-03-26
Publication date: 2012-10-17
Anticipated expiration: 2022-03-26

Abstract

The utility model relates to a folding cogging online phosphating device which comprises a steel wire rod distributing device, a skinning processing box, an electrolytic acid cleaning box, an activating treatment box, an electrolytic phosphating tank, a drying box and a drawing box. A front wire rod guide wheel is disposed at the front end above the skinning processing box, and a rear wire rod guide wheel is disposed at the rear end above the drawing box. At first, steel wires are processed through mechanical skinning in the skinning processing box. The folding cogging online phosphating device has the advantages of simple structure, convenient operation, no phosphorus slag, low energy consumption, small occupied place and environment-friendly and healthy, and facilitates successional process popularization.

Description

The online bonderizing device of collapsible cogging

Technical field

The utility model relates to a kind of deep-draw processing of wire rod goods, the online bonderizing device of particularly a kind of collapsible cogging.

Background technology

Current, in metal products deep-draw processing industry, in order to obtain the wire rod of certain specification and intensity rank; Need carry out the multiple tracks treatment process, wherein the wire rod cogging technics generally adopts: the flushing of pickling, water, middle temperature are soaked phosphatization (temperature: >=70 ℃, time: 5-10min), water flushing, saponification, become work in-process after passing through drawing; Because therefore further deep-draw of work hardening wants isothermal quenching thermal treatment, the process wire after thermal treatment finishes repeats the process of surface treatment of front again; Further carry out deep-draw; Be prone to be mould, need oven dry when handling the easy moisture absorption in back, drawing, complex process gets rusty easily like untimely processing.Wherein temperature immersion phosphatization both took time and effort in the intermittent type, produced a large amount of phosphoric acid salt sediment serious environment pollutions.

Summary of the invention

The purpose of the utility model is in order to overcome above deficiency, and a kind of energy-conservation, low-carbon (LC), environmental protection are provided, and is better than conventional phosphatizing effect; Operate the online bonderizing device of easier collapsible cogging: comprise the wire rod dispensing apparatus, the processing tank of peeling off, electrolytic pickling case, activation treatment case, electrolytic phosphating groove, drying baker and drawing case, be provided with the wire rod dispensing apparatus, be connected with the electrolytic pickling case in the rear end of the processing tank of peeling off at the front end of the processing tank of peeling off; Be connected with the activation treatment case in the rear end of electrolytic pickling case, be connected with drying baker, be connected with the drawing case in the rear end of drying baker at the activation treatment box back; Wire rod guide wheel before front end above the processing tank of peeling off is provided with; Rear end above the drawing case is provided with back wire rod guide wheel, and the electrolytic phosphating groove comprises electrolyzer, below electrolyzer, is provided with Lower tank; In Lower tank, be provided with liquid pump; Between electrolyzer and Lower tank, be provided with a plurality of overflow controls, be arranged with the negative electrode conductive casters, on the cell wall of electrolyzer, be provided with a plurality of main anodes and auxilliary anode at the two ends of electrolyzer; And between main anode and auxilliary anode or be provided with; Be externally connected with impulse commutation system and current control device at electrolyzer, current control device is connected with auxilliary anode with main anode, and the impulse commutation system is connected with current control device.

The utility model phosphatization speed is fast, and floor space is little, need not heating, consumes lowly, and no phosphorus slag produces, and renders a service highly, and phosphate coating covers complete more, phosphate coating strong adhesion, and is more firm, can satisfy the arts demand that deep layer is processed, and the phosphate coating quality control is more convenient.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the electrolytic phosphating groove synoptic diagram of the utility model;

Label among the figure: 1-wire rod dispensing apparatus, the 2-wire rod guide wheel behind wire rod guide wheel before the auxilliary anode of processing tank, 3-electrolytic pickling case, 4-activation treatment case, 5-electrolytic phosphating groove, 6-drying baker, 7-drawing case, 8-electrolyzer, 9-Lower tank, 10-liquid pump, 11-overflow control, 12-negative electrode conductive casters, 13-main anode, 14-, 15-impulse commutation system, 16-current control device, the 17-, the 18-of peeling off.

Embodiment

In conjunction with Fig. 1-2 the online bonderizing device of a kind of collapsible cogging of the utility model is shown, comprises wire rod dispensing apparatus 1, the processing tank 2 of peeling off, electrolytic pickling case 3, activation treatment case 4, electrolytic phosphating groove 5, drying baker 6 and drawing case 7, be provided with wire rod dispensing apparatus 1 at the front end of the processing tank 2 of peeling off; Rear end at the processing tank 2 of peeling off is connected with electrolytic pickling case 3, is connected with activation treatment case 4 in the rear end of electrolytic pickling case 3, is connected with drying baker 6 in activation treatment case 4 rear ends; Be connected with drawing case 7 in the rear end of drying baker 6; Wire rod guide wheel 17 before front end above the processing tank 2 of peeling off is provided with, the rear end above drawing case 7 are provided with back wire rod guide wheel 18, and electrolytic phosphating groove 5 comprises electrolyzer 8; Below electrolyzer 8, be provided with Lower tank 9; In Lower tank 9, be provided with liquid pump 10, between electrolyzer 8 and Lower tank 9, be provided with a plurality of overflow controls 11, be arranged with negative electrode conductive casters 12 at the two ends of electrolyzer 8; On the cell wall of electrolyzer 8, be provided with a plurality of main anodes 13 and auxilliary anode 14; And 14 on main anode 13 and auxilliary anode or setting are externally connected with impulse commutation system 15 and current control device 16 at electrolyzer 8, and current control device 16 is connected with auxilliary anode 14 with main anode 13; Impulse commutation system 15 is connected with current control device 16, and control current gear 16 produces pulsed current.

At first wire rod dispensing apparatus 1 is wound to back wire rod guide wheel 18 with wire rod through preceding wire rod guide wheel 17; Wire rod guide wheel 17 before being wound to from back wire rod guide wheel 18 again; Back and forth back and forth; Because the wire rod guide wheel is provided with guide, so be provided with the gap between the wire rod, wire rod carries out mechanical descaling through extreme hardness shot-peening and steel fiber brush in the processing tank 2 of peeling off handles; Wire rod after mechanical descaling is handled then enters into said electrolytic pickling case 3 and carries out electrolytic pickling; Said electrolytic pickling liquid adopts certain density sulfuric acid; Remove the wire rod surface scale through electrolytic pickling, the wire rod iron-based is fully exposed, the sour water that the surface is remaining is rinsed well; Wire rod after the electrolytic pickling enters into said activation treatment case 4 and carries out activation treatment, adopts certain density oxalic acid solution as acvator, impels the wire rod surface in 5 seconds, to form the activation nucleus of the tiny densification of multinuclear; Wire rod through surface activation process imports electrolytic phosphating groove 5; Normal temperature electrolytic phosphating liquid injects electrolytic phosphating groove 5 rapidly under the startup of liquid pump 10; Guarantee that the wire rod that is imported into all is immersed in below liquid level 2cm; Regulating overflow control 11 flows in Lower tank 9 the phosphatization hydrorrhea; Then wire rod is got in the electrolyzer 8 through negative electrode conductive casters 12, open impulse commutation system 15 and apply pulsed current, just can in 10 seconds, obtain to cover all complete, the firm phosphatize phosphate coat in wire rod surface through

main anode

13 and 14 pairs of wire rods of auxilliary anode; Wire rod behind the bonderizing enters into drying baker 6 and dries, and carries out drawing after the oven dry again and handles, and adopts dead-beat or water tank drawbench to carry out drawing and handles.

Embodiment 1

At first wire rod is carried out mechanical descaling and handle, the wire rod after mechanical descaling is handled enters into electrolytic pickling case 3 and carries out electrolytic pickling, and said electrolytic pickling liquid employing concentration is 10% sulfuric acid; The sour water that wire rod surface is remaining is rinsed well, and the wire rod after the electrolytic pickling enters into activation treatment case 4 and carries out activation treatment, and adopting concentration is that 8% oxalic acid solution is as acvator; Impel the wire rod surface in 5 seconds, to form the activation nucleus of the tiny densification of multinuclear; Wire rod through surface activation process imports in the electrolytic phosphating groove 5, under normal temperature condition, applies certain electric current through anticathode, just can in 10 seconds, obtain to cover complete, the firm phosphatize phosphate coat in whole wire rods surface; Can regulate the size that applies electric current according to the LV of drawing; If applying the wire rod diameter is that 8.0mm carries out the normal temperature electrolytic phosphating, and the LV of drawing is 5m/min, needs to obtain phosphatize phosphate coat thickness and reach more than the 8g/ ㎡; The electric current that then is applied to the wire rod negative electrode is 200mA; Wire rod behind the bonderizing enters into drying baker 6 and dries, and gets into drawing case 7 after the oven dry again and carries out the drawing processing, adopts dead-beat or water tank drawbench to carry out drawing and handles.

Embodiment 2

At first wire rod is carried out mechanical descaling and handle, the wire rod after mechanical descaling is handled enters into electrolytic pickling case 3 and carries out electrolytic pickling, and said electrolytic pickling liquid employing concentration is 10% sulfuric acid; The sour water that wire rod surface is remaining is rinsed well, and the wire rod after the electrolytic pickling enters into activation treatment case 4 and carries out activation treatment, and adopting concentration is that 10% oxalic acid solution is as acvator; Impel the wire rod surface in 5 seconds, to form the activation nucleus of the tiny densification of multinuclear; Wire rod through surface activation process imports in the electrolytic phosphating groove 5, under normal temperature condition, applies certain electric current through anticathode, just can in 10 seconds, obtain to cover complete, the firm phosphatize phosphate coat in whole wire rods surface; Can regulate the size that applies electric current according to the LV of drawing; If applying the wire rod diameter is that 6.5mm carries out the normal temperature electrolytic phosphating, and the LV of drawing is 8m/min, needs to obtain phosphatize phosphate coat thickness and reach more than the 8g/ ㎡; The electric current that then is applied to the wire rod negative electrode is 150mA; Wire rod behind the bonderizing enters into drying baker 6 and dries, and gets into drawing case 7 after the oven dry again and carries out the drawing processing, adopts dead-beat or water tank drawbench to carry out drawing and handles.

Embodiment 3

At first wire rod is carried out mechanical descaling and handle, the wire rod after mechanical descaling is handled enters into electrolytic pickling case 3 and carries out electrolytic pickling, and said electrolytic pickling liquid employing concentration is 12% sulfuric acid; The sour water that wire rod surface is remaining is rinsed well, and the wire rod after the electrolytic pickling enters into activation treatment case 4 and carries out activation treatment, and adopting concentration is that 12% oxalic acid solution is as acvator; Impel the wire rod surface in 5 seconds, to form the activation nucleus of the tiny densification of multinuclear; Wire rod through surface activation process imports in the electrolytic phosphating groove 5, under normal temperature condition, applies certain electric current through anticathode, just can in 10 seconds, obtain to cover complete, the firm phosphatize phosphate coat in whole wire rods surface; Can regulate the size that applies electric current according to the LV of drawing; If applying the wire rod diameter is that 6.5mm carries out the normal temperature electrolytic phosphating, and the LV of drawing is 10m/min, needs to obtain phosphatize phosphate coat thickness and reach more than the 8g/ ㎡; The electric current that then is applied to the wire rod negative electrode is 120mA; Wire rod behind the bonderizing enters into drying baker 6 and dries, and gets into drawing case 7 after the oven dry again and carries out the drawing processing, adopts dead-beat or water tank drawbench to carry out drawing and handles.

Claims

1. online bonderizing device of collapsible cogging; It is characterized in that: comprise wire rod dispensing apparatus (1), the processing tank of peeling off (2), electrolytic pickling case (3), activation treatment case (4), electrolytic phosphating groove (5), drying baker (6) and drawing case (7); Front end at the said processing tank of peeling off (2) is provided with wire rod dispensing apparatus (1); Be connected with electrolytic pickling case (3) in the rear end of the said processing tank of peeling off (2); Be connected with activation treatment case (4) in the rear end of said electrolytic pickling case (3), be connected with drying baker (6), be connected with drawing case (7) in the rear end of said drying baker (6) in said activation treatment case (4) rear end; Wire rod guide wheel (17) before the front end of the said processing tank of peeling off (2) top is provided with; Be provided with back wire rod guide wheel (18) in the rear end of said drawing case (7) top, said electrolytic phosphating groove (5) comprises electrolyzer (8), is provided with Lower tank (9) in said electrolyzer (8) below; In said Lower tank (9), be provided with liquid pump (10); Between said electrolyzer (8) and Lower tank (9), be provided with a plurality of overflow controls (11), be arranged with negative electrode conductive casters (12), on the cell wall of said electrolyzer (8), be provided with a plurality of main anodes (13) and auxilliary anode (14) at the two ends of said electrolyzer (8); And between said main anode (13) and auxilliary anode (14) or be provided with; Be externally connected with impulse commutation system (15) and current control device (16) at said electrolyzer (8), said current control device (16) is connected with auxilliary anode (14) with main anode (13), and said impulse commutation system (15) is connected with current control device (16).