CN111270252A - A acid dip pickle for cotter processing - Google Patents

Abstract

The invention provides a pickling device for processing a split pin, which comprises a pickling tank, wherein a cover plate is arranged at the top of the pickling tank, an exhaust port is arranged on the cover plate, the exhaust port is connected with an acid mist processing device through an exhaust pipe and an induced draft fan, one end of the pickling tank is provided with at least one wire inlet, the other end of the pickling tank is provided with a wire outlet, the wire inlet and the wire outlet are respectively provided with two limiting rollers, two ends of the pickling tank are respectively provided with a supporting plate, the two supporting plates are respectively provided with a paying-off wheel and a take-up wheel, a rotating shaft of the take-up wheel is driven by a driving motor, a filter screen which is obliquely arranged is arranged in the pickling tank, the bottom of the pickling tank is connected with a spray pipe arranged in the pickling tank through a liquid discharge pipe and a conveying pump, the spray pipe is provided with a spray head. The device can carry out continuous pickling to split pin processing raw materials wire, reduces the volatilization of acid mist and to the pollution of air, improves pickling efficiency.

Description

A acid dip pickle for cotter processing

Technical Field

The invention belongs to the field of cotter pin processing equipment, and particularly relates to a pickling device for cotter pin processing.

Background

In the split pin course of working, need wash away the cinder and the rust thing on the surface of the wire of processing split pin through the pickle, current operation method is to place the whole dish of wire and soak the pickling in the pickle, because the wire is in quiescent condition, the pickle can only wash through chemical means, the pickling effect is relatively poor, needs longer soak time, and the wire of winding in the inlayer is because outer blockking, the pickling effect is relatively poor moreover. And the acid mist generated in the acid washing process can influence the workshop environment, cause air pollution and influence the body health of operators.

Disclosure of Invention

The invention aims to provide a pickling device for cotter pin processing, which can continuously pickle the cotter pin processing raw material metal wire, reduce the volatilization of acid mist and the pollution to air, and improve the pickling efficiency.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a pickling device for processing split pins comprises a pickling tank for containing pickling solution, wherein a cover plate is arranged at the top of the pickling tank, an exhaust port is formed in the cover plate, the exhaust port is connected with an acid mist processing device through an exhaust pipe and an induced draft fan, the acid mist processing device is an acid mist absorption tower, at least one wire inlet is formed in one end of the pickling tank, a wire outlet corresponding to the wire inlet is formed in the other end of the pickling tank, two limiting rollers which are arranged in parallel are arranged on the wire inlet and the wire outlet, supporting plates are arranged at two ends of the pickling tank, a paying-off wheel and a wire take-up wheel are arranged on the two supporting plates respectively, the paying-off wheel is arranged on the supporting plate close to one end of the wire inlet, rotating shafts of the paying-off wheel and the wire take-up wheel are rotatably arranged on the supporting plates, the rotating shafts of the wire take-up wheel are driven by a driving motor, a filter screen which is obliquely arranged, the quantity of shower is two, sets up respectively in the both sides of wire, is equipped with the shower nozzle that sprays to the wire on the shower, and the pickling bath is close to the lower one end of filter screen and is equipped with the scum hole, is equipped with the closing cap on the scum hole, and the pickling bath downside is equipped with the leakage fluid dram, is equipped with the valve on the leakage fluid dram.

According to the pickling device for processing the split pin, the metal wire moves in the pickling tank under the driving of the driving motor, meanwhile, acid liquor in the pickling tank is conveyed to the spray pipe to perform high-pressure scouring on the metal wire, continuous pickling on the metal wire is achieved, the metal wire is scoured by the spray head, a physical scouring effect is generated on the surface of the metal wire, oxide skin and rusty objects on the surface of the metal wire can fall off conveniently, acid mist generated by volatilization of the acid liquor in the pickling process is conveyed to the acid mist processing device under the action of the draught fan to be processed, and pollution of the acid mist to air is reduced.

Drawings

The invention is further illustrated by the following examples in conjunction with the accompanying drawings:

fig. 1 is a schematic view of the overall structure of the present invention.

In the figure: the pickling tank comprises a pickling tank 1, a cover plate 2, an exhaust port 3, an exhaust pipe 4, an induced draft fan 5, an acid mist treatment device 6, a wire inlet 7, a wire outlet 8, a supporting plate 9, a paying-off wheel 10, a take-up pulley 11, a driving motor 12, a liquid discharge pipe 13, a conveying pump 14, a spray pipe 15, a spray head 16, a liquid discharge port 17, a valve 18, a filter screen 19, a slag discharge port 20, a sealing cover 21 and a limiting roller 22.

Detailed Description

As shown in FIG. 1, a pickling unit for split pin processing, including the pickling bath 1 that holds the pickle, 1 top of pickling bath is equipped with apron 2, apron 2 is the toper structure big from top to bottom, is favorable to the collection and the holding to the acid mist, is equipped with gas vent 3 on apron 2, and gas vent 3 passes through blast pipe 4 and draught fan 5 to be connected with acid mist processing apparatus 6, and in this embodiment, acid mist absorption tower is chooseed for use to acid mist processing apparatus 6. One end of the pickling tank 1 is provided with at least one wire inlet 7, the other end of the pickling tank is provided with a wire outlet 8 corresponding to the wire inlet 7, a plurality of wire inlets 7 are simultaneously arranged at the same end of the pickling tank 1, and a plurality of wire outlets 8 are arranged at the other end of the pickling tank, so that a plurality of coils of metal wires can be pickled simultaneously.

The both ends of pickling bath 1 all are equipped with layer board 9, be equipped with actinobacillus wheel 10 and take-up pulley 11 on two layer boards 9 respectively, actinobacillus wheel 10 sets up on the layer board 9 that is close to inlet 7 one end, the pivot of actinobacillus wheel 10 and take-up pulley 11 is rotated and is installed on layer board 9, the pivot of take-up pulley 11 is passed through driving motor 12 drive, driving motor 12 is gear motor, driving motor 12 passes through motor support and installs the downside at layer board 9, actinobacillus wheel 10 and take-up pulley 11 can set up to split type structure rather than the pivot, the I-shaped wheel is chooseed for use to actinobacillus wheel 10 and take-up pulley 11, the I-shaped wheel passes through the. The pickling tank 1 is connected with a spray pipe 15 arranged in the pickling tank 1 through a liquid discharge pipe 13 and a delivery pump 14, a spray head 16 for spraying to the metal wire is arranged on the spray pipe 15, the spray head 16 adopts a high-pressure spray head, a liquid discharge port 17 is arranged on the lower side of the pickling tank 1, and a valve 18 is arranged on the liquid discharge port 17.

When the pickling device is used specifically, the prepared acid liquor is added into the pickling tank 1, then one end of the metal wire is wound on the paying-off wheel 10, the other end of the metal wire sequentially penetrates through the wire inlet 7 and the wire outlet 8 and then is wound on the wire winding wheel 11, the cover plate 2 is covered, the conveying pump 14 and the driving motor 12 are started to start pickling, the metal wire moves in the pickling tank 1 under the driving of the driving motor 12, meanwhile, the acid liquor in the pickling tank is conveyed to the spraying pipe 15 to carry out high-pressure scouring on the metal wire, on one hand, chemical reaction occurs in the process of contacting the acid liquor and the metal wire, the flowing of the acid liquor is ensured in the scouring process, on the other hand, due to the high-pressure scouring, a physical scouring effect is generated on the surface of the metal wire, the falling of oxide skin and rusty materials on the surface of the metal wire is facilitated, and acid mist generated by volatilization, the pollution of acid mist to the air is reduced.

Preferably, the number of the spraying pipes 15 is two, and the two spraying pipes are respectively arranged on the upper side and the lower side or the left side and the right side of the metal wire. The spraying area and the effect on the metal wire are improved.

The pickling tank 1 is internally provided with a filter screen 19 to separate the pickling tank 1 into an upper part and a lower part. The liquid level in the pickling tank 1 is located below the filter screen 19, and the filter screen 19 filters oxide skin and rusty objects falling off from the surface of the metal wire, so that on one hand, the contact between the oxide skin and the rusty objects and acid liquor is reduced, the using amount of the acid liquor is saved, and on the other hand, the conveying pump 14 is prevented from being blocked, and the service life of the conveying pump 14 is prevented from being influenced.

The filter screen 19 is obliquely arranged, a slag discharge port 20 is arranged at one lower end of the pickling tank 1 close to the filter screen 19, and a sealing cover 21 is arranged on the slag discharge port 20. The filter screen 19 is arranged obliquely, and a slag discharge port 20 is arranged at the lower end, so that the slag on the filter screen 19 is collected and discharged.

The wire inlet 7 and the wire outlet 8 are both provided with two limiting rollers 22 which are arranged in parallel. The wire is limited by the limiting roller 22, and the movement of the wire is not influenced.

The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention is defined by the claims, and equivalents including technical features described in the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.

Claims (1)

1. A pickling device for cotter pin processing, which is characterized in that: comprises a pickling tank (1) for containing pickling solution, a cover plate (2) is arranged at the top of the pickling tank (1), an exhaust port (3) is arranged on the cover plate (2), the exhaust port (3) is connected with an acid mist treatment device (6) through an exhaust pipe (4) and a draught fan (5), the acid mist treatment device (6) is an acid mist absorption tower, one end of the pickling tank (1) is provided with at least one wire inlet (7), the other end of the pickling tank is provided with a wire outlet (8) corresponding to the wire inlet (7), the wire inlet (7) and the wire outlet (8) are both provided with two limiting rollers (22) which are arranged in parallel, both ends of the pickling tank (1) are both provided with supporting plates (9), two supporting plates (9) are respectively provided with a paying-off wheel (10) and a take-up wheel (11), the paying-off wheel (10) is arranged on the supporting plate (9) close to one end of the wire inlet (7), rotating shafts of the paying-off wheel (10), the pivot of take-up pulley (11) is passed through driving motor (12) drive, be equipped with filter screen (19) that the slope set up in pickling bath (1) and keep apart pickling bath (1) for upper and lower two parts, pickling bath (1) bottom is passed through fluid-discharge tube (13) and delivery pump (14) and is connected with shower (15) of setting in pickling bath (1), the quantity of shower (15) is two, set up respectively in the wire both sides, be equipped with shower nozzle (16) that spray to the wire on shower (15), pickling bath (1) are close to the lower one end of filter screen (19) and are equipped with slag discharging hole (20), be equipped with closing cap (21) on slag discharging hole (20), pickling bath (1) downside is equipped with leakage fluid dram (17), be equipped with valve (18) on leakage fluid-discharge hole (17).

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