CN214004799U

CN214004799U - Vertical powder spraying production line pretreatment device

Info

Publication number: CN214004799U
Application number: CN202023138248.4U
Authority: CN
Inventors: 李中义; 胡小宇
Original assignee: Yunnan Aijia Aluminum Co ltd
Current assignee: Yunnan Aijia Aluminum Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-08-20
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a vertical powder spraying production line pretreatment device, which comprises a degreasing room, a first washing room, a pickling room, a second washing room, a chromizing room and a third washing room which are arranged along the production line in sequence, wherein a hanging mechanism pulls a workpiece to pass through the degreasing device, the pickling device, the chromizing device and the washing device in sequence to complete the spraying pretreatment process; degreasing plant, acid dip pickle, chromizing unit and water washing unit four structure unanimous, they all include preceding pillar and back pillar, and the slope is provided with the layer board between preceding pillar and back pillar, and the layer board below is provided with the collecting tank, and the left and right sides of layer board top is provided with two parallel guide rails, has a hydrojet section of thick bamboo through gyro wheel assembly slidable mounting between two guide rails. The utility model provides a can remain the high efficiency that sprays, improve the processing speed, have the process of soaking again, make all positions of work piece all can obtain effectual processing, vertical powder spraying production line pretreatment device that the treatment effect is good.

Description

Vertical powder spraying production line pretreatment device

Technical Field

The utility model relates to a spraying auxiliary assembly technical field specifically is a vertical powder spraying production line pretreatment device.

Background

In order to improve the adhesion of the coating to the surface of the substrate, to increase the powdering yield of the powder coating, and to provide a coating film with good appearance and excellent properties, the substrate is generally pretreated before spraying. The spraying pretreatment comprises three parts of oil removal, rust removal and chromizing, the prior treatment mode adopts a degreasing agent, a rust remover and full-soaking or full-spraying treatment, and the full-soaking treatment mode has the advantages of low treatment speed and long treatment time because no mechanical washing is used for assisting; the full-spray type treatment is fast and short in time, but when a workpiece with a complex shape is treated, the spraying is possibly not dead, so that the treatment effect is influenced, and the full-spray type treatment is only suitable for treating the workpiece with a simple geometric shape. Therefore, a pretreatment device of a vertical powder spraying production line, which can maintain the high efficiency of spraying, improve the treatment speed, and has a soaking process, so that all parts of a workpiece can be effectively treated, and the treatment effect is good, needs to be developed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can remain the high efficiency that sprays, improve the processing speed, have the process of soaking again, make all positions of work piece all can obtain effectual processing, vertical powder spraying production line pretreatment device that the treatment effect is good.

In order to achieve the above object, the utility model provides a following technical scheme: a vertical powder spraying production line pretreatment device comprises a degreasing room, a first washing room, a pickling room, a second washing room, a chromizing room and a third washing room which are sequentially arranged along a production line, wherein a feed inlet is formed in the left side of the degreasing room, a discharge outlet is formed in the right side of the third washing room, a track is formed in the degreasing room, the first washing room, the pickling room, the second washing room, the chromizing room and the third washing room in a penetrating mode, a hanging mechanism is installed on the track, and a workpiece is hung below the hanging mechanism; a degreasing device, a pickling device, a chromizing device and a water washing device are respectively arranged in the degreasing room, the pickling room, the chromizing room and the water washing room; the degreasing device, the pickling device, the chromizing device and the washing device are consistent in structure and comprise a front support and a rear support, a supporting plate is obliquely arranged between the front support and the rear support, a liquid collecting tank is arranged below the supporting plate, two parallel guide rails are arranged on the left side and the right side above the supporting plate, roller assemblies are respectively installed in the two guide rails in a sliding mode, a liquid spraying cylinder is arranged between the roller assemblies, a liquid suction pump and an electric rope winder are arranged above the liquid collecting tank, the inlet of the liquid suction pump is inserted into the liquid collecting tank, and the outlet of the liquid suction pump is connected with a liquid feeding port of the liquid spraying cylinder through a hose; a rope tying ring is arranged in the middle of the liquid spraying barrel, and the electric rope winder is connected with the rope tying ring through a steel wire rope.

Furthermore, a plurality of liquid spraying holes are formed in the lower half circumference of one side, close to the supporting plate, of the liquid spraying barrel.

Furthermore, a pulley is arranged at the middle position of the beam connecting the two rear support columns, one end of a steel wire rope is connected with a rope tying ring at the middle part of the liquid spraying cylinder, and the other end of the steel wire rope penetrates through the pulley to be connected with the electric rope winder.

Further, the gyro wheel assembly includes the lid that passes through of suit in proper order on the minor axis, first stopping circle, first bearing, the spacer bush, the second bearing, second stopping circle and end cover, first bearing and second bearing all with the one end interference fit installation of minor axis, minor axis other end bolted connection hydrojet section of thick bamboo, separate through the spacer bush between first bearing and the second bearing, the outside of first bearing is fixed through first stopping circle and passing through the lid, the second bearing is outside fixed through second stopping circle and end cover, the end cover passes through fastening screw and minor axis is fixed, first bearing and the outside cover of second bearing are equipped with the gyro wheel.

Furthermore, a roller conveying device is arranged in the middle or the lower part of the supporting plate along the running direction of the workpiece, the upper part of the workpiece is driven to run through the hanging mechanism, and the lower part of the workpiece is driven to run on the supporting plate through the roller conveying device.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up the layer board of slope respectively between the degrease, the pickling, between chromizing and washing in the room, the layer board top is provided with the hydrojet section of thick bamboo that can follow the guide rail and reciprocate, the work piece is drawn by hanging material mechanism and is carried out the layer board top, remove to spray the degreaser through the hydrojet section of thick bamboo above the work piece, the rust cleaning agent, chromizing agent or water, the liquid that sprays spouts the work piece surface, partly flows down along the work piece, another part falls to the layer board and forms the fluid, can spray and soak the work piece simultaneously, the high efficiency of spraying has both been kept, the treatment rate has been improved, the process of soaking has again, make all positions of work piece obtain effectual processing, the treatment effect is good; meanwhile, the degreasing device, the pickling device, the chromizing device and the water washing device which are obliquely arranged reduce the floor area of equipment, and the site utilization rate is high.

Drawings

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

FIG. 2 is an enlarged view of the degreasing chamber of FIG. 1;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is an enlarged view of the portion i in fig. 2.

In the figure: 1-degreasing room, 2-first washing room, 3-pickling room, 4-second washing room, 5-chromizing room, 6-third washing room, 7-guide rail, 8-roller assembly, 81-roller, 82-short shaft, 83-penetrating cover, 84-first retaining ring, 85-first bearing, 86-spacer, 87-second bearing, 88-second retaining ring, 89-end cover, 810-fastening screw, 9-supporting plate, 10-workpiece, 11-hanging mechanism, 12-rail, 13-liquid spraying cylinder, 131-liquid spraying hole, 14-pulley, 15-liquid filling opening, 16-liquid collecting tank, 17-roller conveying device, 18-steel wire rope, 19-front supporting column, 20-rear supporting column, 21-hose, 22-liquid pump, 23-electric rope winder and 24-rope tying ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model includes a degreasing room 1, a first washing room 2, a pickling room 3, a second washing room 4, a chromizing room 5 and a third washing room 6 which are arranged in sequence along the production line, a feed inlet is arranged on the left side of the degreasing room 1, a discharge outlet is arranged on the right side of the third washing room 6, a track 12 is arranged through the degreasing room 1, the first washing room 2, the pickling room 3, the second washing room 4, the chromizing room 5 and the third washing room 6, a hanging mechanism 11 is arranged on the track 12, and a workpiece 10 is hung below the hanging mechanism 11; a degreasing device, a pickling device, a chromizing device and a water washing device are respectively arranged in the degreasing room 1, the pickling room 3, the chromizing room 5 and the water washing room; the degreasing device, the pickling device, the chromizing device and the washing device are consistent in structure and respectively comprise a front support 19 and a rear support 20, a supporting plate 9 is obliquely arranged between the front support 19 and the rear support 20, a liquid collecting tank 16 is arranged below the supporting plate 9, two parallel guide rails 7 are arranged on the left side and the right side above the supporting plate 9, roller assemblies 8 are respectively installed in the two guide rails 7 in a sliding mode, a liquid spraying barrel 13 is arranged between the roller assemblies 8, a liquid pumping pump 22 and an electric rope winder 23 are arranged above the liquid collecting tank 16, the inlet of the liquid pumping pump 22 is inserted into the liquid collecting tank 16, and the outlet of the liquid pumping pump 22 is connected with a liquid filling opening 15 of the liquid spraying barrel 13 through a hose 21; a rope tying ring 24 is arranged in the middle of the liquid spraying barrel 13, and the electric rope winder 23 is connected with the rope tying ring 24 through the steel wire rope 18.

The lower half circumference of one side of the liquid spraying cylinder 13 close to the supporting plate 9 is provided with a plurality of liquid spraying holes 131.

A pulley 14 is arranged at the middle position of a cross beam connecting the two rear pillars 20, one end of a steel wire rope 18 is connected with a rope tying ring 24 at the middle part of the liquid spraying cylinder 13, and the other end of the steel wire rope passes through the pulley 14 to be connected with an electric rope winder 23.

The roller assembly 8 comprises a transparent cover 83, a first retaining ring 84, a first bearing 85, a spacer 86, a second bearing 87, a second retaining ring 88 and an end cover 89, wherein the transparent cover 83, the first retaining ring 84, the first bearing 85, the second retaining ring 88 and the end cover 89 are sequentially sleeved on a short shaft 82, the first bearing 85 and the second bearing 87 are both installed with one end of the short shaft 82 in an interference fit mode, the other end of the short shaft 82 is connected with the liquid spraying cylinder 13 through bolts, the first bearing 85 and the second bearing 87 are separated through the spacer 86, the first bearing 85 is fixed to the outer portion through the first retaining ring 84 and the transparent cover 83, the second bearing 87 is fixed to the outer portion through the second retaining ring 88 and the end cover 89, the end cover 89 is fixed to the short shaft 82 through a fastening screw 810, and the rollers 81 are sleeved on the outer portions of the first bearing 85 and the second bearing 87.

And a roller conveying device 17 is arranged in the middle or the lower part of the supporting plate 9 along the running direction of the workpiece 10, the upper part of the workpiece 10 is driven to run by the hanging mechanism 11, and the lower part of the workpiece is driven to run on the supporting plate 9 by the roller conveying device 17.

The utility model discloses a theory of operation: firstly, a workpiece 10 is dragged by a hanging mechanism 11 to enter from a feed inlet of a degreasing room 1 and pass through the upper part of a supporting plate 9 in the degreasing room 1, then a liquid pump 22 above a liquid collecting tank 16 in the degreasing room 1 is started to pump liquid, the liquid is conveyed into a liquid spraying barrel 13 through a hose 21, then an electric rope winder 23 is started to drive a steel wire rope 18 to drag the liquid spraying barrel 13, the liquid spraying barrel 13 moves back and forth above the workpiece 10, the liquid continuously accumulated in the liquid spraying barrel 13 is sprayed onto the surface of the workpiece from a liquid spraying hole 131 along with the increase of pressure, one part of the liquid flows down along the workpiece 10, the other part of the liquid falls onto the supporting plate 9 to form fluid, and the workpiece 10 can be soaked when the fluid flows. Similarly, the workpieces 10 enter the first washing room 2, the pickling room 3, the second washing room 4, the chromizing room 5 and the third washing room 6 by the same operation method, and finally the workpieces 10 are pulled by the hanging mechanism 11 to come out from the discharge hole of the third washing room 6 to finish the spraying pretreatment process. The utility model not only maintains the high efficiency of spraying and improves the processing speed, but also has the soaking process, so that all parts of the workpiece are effectively processed, and the processing effect is good; meanwhile, the degreasing device, the pickling device, the chromizing device and the water washing device which are obliquely arranged reduce the floor area of equipment, and the site utilization rate is high.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a vertical powder spraying production line pretreatment device, includes between (1), a washing (2), between pickling (3), No. two washing (4), between chromizing (5) and No. three washing (6) that set gradually along the production line, its characterized in that: a feed inlet is formed in the left side of the degreasing room (1), a discharge outlet is formed in the right side of the third washing room (6), a track (12) is formed in the degreasing room (1), the first washing room (2), the pickling room (3), the second washing room (4), the chromizing room (5) and the third washing room (6) in a penetrating mode, a hanging mechanism (11) is installed on the track (12), and a workpiece (10) is hung below the hanging mechanism (11); a degreasing device, an acid washing device, a chromizing device and a water washing device are respectively arranged in the degreasing room (1), the acid washing room (3), the chromizing room (5) and the water washing room; the degreasing device, the pickling device, the chromizing device and the washing device are consistent in structure, and each device comprises a front support (19) and a rear support (20), a supporting plate (9) is obliquely arranged between the front support (19) and the rear support (20), a liquid collecting tank (16) is arranged below the supporting plate (9), two parallel guide rails (7) are arranged on the left side and the right side above the supporting plate (9), roller assemblies (8) are respectively installed in the two guide rails (7) in a sliding mode, a liquid spraying cylinder (13) is arranged between the roller assemblies (8), a liquid suction pump (22) and an electric rope winder (23) are arranged above the liquid collecting tank (16), the liquid collecting tank (16) is inserted into an inlet of the liquid suction pump (22), and an outlet of the liquid suction pump is connected with a liquid filling opening (15) of the liquid spraying cylinder (13) through a hose (21); a rope tying ring (24) is arranged in the middle of the liquid spraying barrel (13), and the electric rope winder (23) is connected with the rope tying ring (24) through a steel wire rope (18).

2. The vertical powder spraying production line pretreatment device according to claim 1, characterized in that: the lower half circumference of one side of the liquid spraying cylinder (13) close to the supporting plate (9) is provided with a plurality of liquid spraying holes (131).

3. The vertical powder spraying production line pretreatment device according to claim 1, characterized in that: a pulley (14) is arranged in the middle of a cross beam connecting the two rear pillars (20), one end of a steel wire rope (18) is connected with a rope tying ring (24) in the middle of the liquid spraying barrel (13), and the other end of the steel wire rope passes through the pulley (14) and is connected with an electric rope winder (23).

4. The vertical powder spraying production line pretreatment device according to claim 1, characterized in that: the roller assembly (8) comprises a transparent cover (83), a first retaining ring (84), a first bearing (85), a spacer bush (86), a second bearing (87), a second retaining ring (88) and an end cover (89) which are sequentially sleeved on a short shaft (82), first bearing (85) and second bearing (87) all with the one end interference fit installation of minor axis (82), minor axis (82) other end bolted connection spouts liquid cylinder (13), separate through spacer sleeve (86) between first bearing (85) and the second bearing (87), the outside of first bearing (85) is fixed through first stopping circle (84) and penetrating lid (83), second bearing (87) outside is fixed through second stopping circle (88) and end cover (89), end cover (89) are fixed through fastening screw (810) and minor axis (82), first bearing (85) and second bearing (87) outside cover are equipped with gyro wheel (81).

5. The vertical powder spraying production line pretreatment device according to claim 1, characterized in that: a roller conveying device (17) is arranged in the middle or at the lower part of the supporting plate (9) along the running direction of the workpiece (10), the upper part of the workpiece (10) is driven to run by the hanging mechanism (11), and the lower part of the workpiece is driven to run on the supporting plate (9) by the roller conveying device (17).