CN218834908U

CN218834908U - Spraying type pretreatment device for aluminum single plate

Info

Publication number: CN218834908U
Application number: CN202223179158.9U
Authority: CN
Inventors: 丁旭东; 蒋学文; 田全能; 傅烈锋
Original assignee: Wonderful Wall New Materials Corp ltd
Current assignee: Zhejiang Qianghuang New Materials Co.,Ltd.
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-04-11
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses a processing apparatus before fountain of aluminium veneer, its technical scheme main points are: the side spraying pipelines are arranged on two sides in the spraying box, and the lower spraying pipeline is arranged on the lower side of the conveying track; the side spraying pipeline comprises a vertical pipe, an inclined pipe and an extension pipe, the inclined pipe is connected to the upper end of the vertical pipe, the upper end of the inclined pipe is arranged in an inclined mode towards the direction of the conveying track, the extension pipe is connected to the lower end of the vertical pipe, and spray heads are arranged on the vertical pipe, the inclined pipe and the extension pipe; a plurality of valves are arranged on the extension pipe along the length direction; the lower spraying pipeline is provided with a plurality of spray heads, and the height of the lower spraying pipeline can be adjusted up and down. The utility model discloses the utilization sprays the principle, makes continuous the acting on workpiece surface of medicine liquid, and the work continuity is strong, and is efficient, is fit for large batch operation requirement, and the treatment effect is good to can save equipment space.

Description

Spraying type pretreatment device for aluminum single plate

Technical Field

The utility model relates to a processing equipment before dusting, more specifically say, it relates to a processing apparatus before fountain of aluminium veneer.

Background

The aluminum single plate workpiece is formed by taking an aluminum plate as a base material and performing sheet metal processing, and after the forming processing is completed, the surface treatment needs to be performed on the aluminum single plate workpiece so as to improve the surface performance of the aluminum single plate workpiece. In the surface treatment process, the spraying mode is adopted, the surface treatment is needed to be carried out on the aluminum single-plate workpiece before the spraying, the impurity oil stains attached to the surface of the aluminum single-plate workpiece are removed, and the adhesive strength between the surface of the aluminum single-plate workpiece and a sprayed object is increased.

The pretreatment process is divided into three types, namely a spraying type treatment mode, a floating type treatment mode and a diving type treatment mode, wherein the spraying type treatment mode utilizes a spraying principle to enable the liquid medicine to continuously act on the surface of a workpiece, the working continuity is strong, the efficiency is high, the treatment effect is good, the requirement of large-batch operation is met, and the equipment space can be saved.

The spraying type processing equipment is provided with a frame type pipeline, atomization spraying is installed on the pipeline, and reagents are sprayed in all directions from top to bottom and from left to right, so that spraying in all directions of a workpiece is achieved, and all-round spraying processing is carried out on the surface of the workpiece. However, in the current spray-type processing equipment, the positions of the spray heads are fixed, the distance between the upper and lower side nozzles is fixed, and when the workpiece is hung on the conveying track, a certain distance is formed between the workpiece and the nozzles. When the height of the workpiece to be processed is small, the distance between the lower end surface of the workpiece and the lower side nozzle may be excessively large, and the effective spraying distance of the spray head is effective, so that the processing liquid sprayed from the lower side cannot be well adhered to the workpiece, affecting the spraying efficiency of the surface of the workpiece. When the height of the workpiece to be processed is larger, the distance between the lower end surface of the workpiece and the lower nozzle is possibly too small, so that the reagent sprayed by the spray head cannot be dispersed in time, and the spraying effect on the workpiece can be influenced.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the above-mentioned problem and provide a processing apparatus before fountain of aluminium veneer, the homogeneity that sprays is higher to can adapt to different height dimension's aluminium veneer work piece.

The above technical object of the present invention can be achieved by the following technical solutions: a spray type pretreatment device for an aluminum veneer comprises side spray pipelines arranged at two sides in a spray box and a lower spray pipeline arranged at the lower side, wherein two groups of side spray pipelines are distributed at two sides of the lower part of a conveying track, and the lower spray pipeline is positioned at the lower side of the conveying track; the side spraying pipeline comprises a vertical pipe, an inclined pipe and an extension pipe, the inclined pipe is connected to the upper end of the vertical pipe, the upper end of the inclined pipe is arranged in an inclined mode towards the direction of the conveying track, the extension pipe is connected to the lower end of the vertical pipe, and spray heads are arranged on the vertical pipe, the inclined pipe and the extension pipe; a plurality of valves are arranged on the extension pipe along the length direction; the lower spraying pipeline is provided with a plurality of spray heads, and the height of the lower spraying pipeline can be adjusted up and down.

The utility model discloses further set up to, the lower extreme of slope pipe is passed through the flexible pipe and is connected with the upper end of riser, the slope pipe tilting is adjusted.

The utility model discloses further set up to, the upside of slope pipe is provided with the telescopic link, the articulated frame in upper end of telescopic link, the lower extreme of telescopic link is articulated with the upside of slope pipe, and is flexible through the telescopic link, can realize adjusting the slope of slope pipe.

The utility model discloses further set up to, the riser middle section is connected with inlet tube one, and through the inlet tube earlier on the riser intake, the adjustable break-make of valve on the extension pipe realizes corresponding the extension pipe break-make below the valve.

The utility model discloses further set up to, spray the pipeline down and including violently managing down, violently manage down and be the level and arrange, a plurality of shower nozzles up are installed to the upside of violently managing down.

The utility model discloses further set up to, the pipeline that sprays down passes through elevating system height-adjusting from top to bottom, elevating system is the lifter, the lifter is installed in the downside frame, the upper end of lifter with violently manage fixed connection down.

The utility model is further arranged in that both ends of the lower horizontal pipe are rotatably connected with a connecting pipe through one rotary joint, the other side of the connecting pipe extends upwards and is connected with a second rotary joint, and the other end of the second rotary joint is connected with a second water inlet pipe; the connecting pipe can be supported by a water inlet pipe II as an axis to realize up-and-down swinging, and the lower transverse pipe can be driven by the connecting pipe to realize up-and-down adjustment.

The utility model discloses further set up to, the downside of violently managing down is provided with the counterweight, and the direction of counterweight and shower nozzle each other becomes 180, under the effect of counterweight, violently manages down the shower nozzle on the pipe all the time up.

The utility model discloses further set up to, spray the equal fixedly connected with supporting seat in the both sides position that the case corresponds to two rotary joint one, set up a plurality of spacing holes that the annular distributes on the supporting seat, spacing downthehole interpolation is equipped with the detachable spacer pin, and spacing through two adjacent spacer pins can be with the spacing support of connecting pipe in different angles.

To sum up, the utility model discloses following beneficial effect has:

through adopting height-adjustable's lower spray pipe way for interval between downside nozzle and the work piece maintains in appropriate scope, avoids spraying the interval too big, the undersize and produces the problem of spraying, effectively promotes the homogeneity that sprays, makes this spraying apparatus can be applicable to the work piece of various equidimensions and spray. And through combining the lower spray pipeline and the adjustment of the upper valve of the extension pipe, the spray space which is matched with the height of the workpiece can be formed between the side spray pipeline and the lower spray pipeline in an adjusting mode, so that the sprayed reagent can continuously adapt to the height of the workpiece, and the effective spray efficiency of the pretreatment liquid is improved.

Drawings

Fig. 1 is a first schematic structural view of a spray-type pretreatment apparatus for an aluminum single plate of the present invention;

fig. 2 is a schematic structural diagram of a spraying type pretreatment device for an aluminum veneer according to the present invention;

FIG. 3 is a schematic view of the structure of the connecting pipe and the lower horizontal pipe of the present invention swinging to the lowest end;

fig. 4 is a schematic structural view of the connecting pipe and the lower horizontal pipe swinging upward according to the present invention.

Reference numerals: 100. a conveying track; 1. a riser; 2. an inclined tube; 3. an extension pipe; 4. a flexible tube; 5. a spray head; 6. a valve; 7. a telescopic rod; 8. a first water inlet pipe; 9. a lower transverse pipe; 10. a lifting mechanism; 11. a water inlet pipe II; 12. a first rotary joint; 13. a connecting pipe; 14. a second rotary joint; 15. a counterweight; 16. a supporting base; 17. a limiting hole; 18. and a limiting pin.

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.

The embodiment discloses a processing apparatus before spraying of aluminium veneer, the pipeline sprays the pipeline and the downside sprays the pipeline under the side that includes both sides, each group sprays the pipeline and installs in the middle of spraying the case, and delivery track 100 is followed to spraying and is passed in the middle of, and the aluminium veneer work piece of treating the spraying is hung through the couple to delivery track 100's downside, through spraying of spraying the pipeline, can spray the reagent of pretreatment on aluminium veneer work piece surface, plays the pretreatment to aluminium veneer work piece surface, does benefit to subsequent processing of dusting.

The side spraying pipelines and the lower spraying pipelines are arranged in a plurality of groups along the moving direction of the conveying track 100, and the surfaces of the aluminum single-plate workpieces are effectively pretreated by a plurality of groups of continuous spraying.

As shown in fig. 1, each group of side spraying pipelines has two side spraying pipelines, which are respectively installed at two sides of the lower part of the conveying track 100, and when an aluminum single plate workpiece is hung on the conveying track 100, the side spraying pipelines just face the aluminum single plate workpiece. The lower spraying pipeline is positioned at the lower side of the conveying track 100 and can spray the aluminum single-plate workpiece from bottom to top.

This side shower pipeline includes riser 1, dip pipe 2 and extension 3, all installs shower nozzle 5 on riser 1, dip pipe 2 and extension 3, and shower nozzle 5 all adopts atomizer 5 for spun pretreatment reagent is the even droplet granule of dispersion, can improve the pretreatment effect to workpiece surface.

The vertical pipe 1 is arranged in a vertical state and can transversely spray pretreatment liquid towards the direction of the aluminum veneer workpiece; the inclined pipe 2 is connected to the upper end of the vertical pipe 1, the upper end of the inclined pipe 2 is inclined toward the conveying rail 100, and the inclined pipe 2 is positioned higher than the height of the workpiece hung on the conveying rail 100, so that the inclined pipe 2 can spray the pretreatment liquid obliquely downward toward the workpiece, and further can spray the pretreatment liquid upward.

Further, the inclined pipe 2 is arranged obliquely, and the lower end of the inclined pipe 2 is connected with the upper end of the riser 1 through a flexible pipe 4, so that the inclined pipe 2 can be obliquely adjusted. Through the angle of adjusting inclined tube 2, the direction that sprays of variable position can be adjusted according to the concrete height and the shape of work piece for the spray position of work piece upside and the interval of work piece are suitable, ensure to play effectively spraying to the work piece upside.

The upper side of the inclined pipe 2 can be provided with a telescopic rod 7, the telescopic rod 7 can be an electric telescopic rod 7, up-and-down expansion can be realized, and the upper end of the telescopic rod 7 is hinged on the rack to realize support; the lower extreme of telescopic link 7 is articulated with the upside of slope pipe 2, and is flexible through telescopic link 7, can realize adjusting the slope of slope pipe 2, and telescopic link 7 can be two, and one of them mainly plays the supporting role to telescopic link 7, and then can realize adjusting the slope of slope pipe 2 through adjusting the flexible of another telescopic link 7.

The extension pipe 3 is connected to the lower end of the stand pipe 1, the extension pipe 3 and the stand pipe 1 are kept coaxial, the extension pipe 3 forms a downward extension of the stand pipe 1, and the extension pipe 3 can realize transverse spraying. A plurality of valves 6 are arranged on the extension pipe 3 along the length direction, the valves 6 are distributed at intervals up and down, and spray heads 5 are arranged between the valves 6. Moreover, the middle section of the vertical pipe 1 is connected with a first water inlet pipe 8, and the sprayed reagent is input from the vertical pipe 1. The valve 6 on the extension pipe 3 can adjust the on-off, when the valve 6 is opened, the spray liquid can correspondingly flow to the corresponding extension and is sprayed out towards the workpiece direction through the spray head 5; when the valve 6 is closed, the shower cannot flow downward, and the shower can be realized only by the extension pipe 3 at the upper end of the valve 6. By adjusting the valve 6, the total length of the vertical pipe 1 and the extension pipe 3 which can be sprayed can be realized, and the specific adjustment can be carried out according to the height of a workpiece to be sprayed, so that the situation that the transverse spraying position is too low and ineffective spraying is generated can be avoided.

A plurality of spray heads 5 are arranged on the lower spray pipeline, the spray heads 5 are consistent with the spray heads 5, and can spray upwards towards the workpiece, so that the workpiece can be treated by pretreatment liquid below, and the horizontal and transverse spraying and the inclined and downward spraying are matched, so that the workpiece can be basically sprayed in all directions.

The lower spray pipe is adjustable in height up and down and is adjusted by the lifting mechanism 10. By the height adjustment, the distance between the lower nozzle 5 and the lower end of the workpiece can be realized. When the height of the workpiece to be processed is lower, the lower spraying pipeline can be adjusted upwards, and the distance between the spray head 5 and the workpiece is reduced; when the height of the workpiece to be processed is higher, the lower spraying pipeline can be adjusted downwards, the distance between the spray head 5 and the workpiece is increased, the distance is maintained in a proper range, the problems that spraying cannot be achieved due to too large spraying distance and small-product reagents cannot be fully dispersed due to too large spraying distance are avoided, and the spraying equipment can be suitable for spraying workpieces of various sizes.

Through the height adjustment of spraying the pipeline down, combine the regulation of valve 6 on the extension 3, can spray the pipeline and spray the space that sprays that the pipeline highly adapts to each other with the work piece down between adjusting, make the reagent that sprays highly last the mutual adaptation with the work piece for and then improve the effective efficiency that sprays of pretreatment liquid.

The lower spraying pipeline comprises a lower horizontal pipe 9, the lower horizontal pipe 9 is horizontally arranged, and a plurality of upward spray heads 5 are mounted on the upper side of the lower horizontal pipe 9, so that the effect of spraying the lower side of a workpiece is achieved. As shown in fig. 1, the lifting mechanism 10 for adjusting the height of the lower horizontal tube 9 may be a lifting rod, the lifting rod may be a waterproof electric push rod or a rod with other power, the lower end of the lifting rod is mounted on the lower frame, so as to support and fix the lifting rod, the upper end of the lifting rod is fixedly connected with the lower horizontal tube 9, and the height of the lower horizontal tube 9 can be adjusted by adjusting the lifting of the lifting rod, so as to adjust the distance between the spray nozzle 5 and the workpiece on the lower horizontal tube 9.

Alternatively, the lifting mechanism 10 may have another structure, as shown in fig. 2 and 3, the lifting mechanism 10 includes two sets of rotary joints 12, two rotary joints 14 and a connecting pipe 13, and the two sets of rotary joints are respectively installed at two ends of the lower horizontal pipe 9 to realize the rotary swing adjustment of the lower horizontal pipe 9, and the lower horizontal pipe 9 can realize the vertical position adjustment during the swing process, and can realize the normal adjustment action without interfering and colliding with the side shower pipes at the front and rear positions during the swing process.

As shown in fig. 2, the connecting tube 13 is formed by three-segment bending connection, two ends of the connecting tube are parallel to each other, and the middle end of the connecting tube is perpendicular to the two ends of the connecting tube, so as to form a three-segment structure. The two ends of the lower transverse pipe 9 are rotatably connected with connecting pipes 13 through first rotary joints 12, the middle sections of the connecting pipes 13 extend upwards, the upper ends of the connecting pipes are in an outward horizontal state, and the two connecting pipes 13 and the lower transverse pipe 9 are in an arch structure. And a second rotary joint 14 is arranged at the other end of the connecting pipe 13. The two water inlet pipes 11 are arranged on the inner wall positions of the two sides of the spraying box, the two water inlet pipes 11 on the two sides are coaxial, the other ends of the two rotary joints 14 are connected with the water inlet pipes, so that the connecting pipe 13 can be axially supported by the two water inlet pipes 11, rotary swing can be realized, and the lower transverse pipe 9 can be driven by the connecting pipe 13 to realize up-and-down swing adjustment.

Because the lower transverse pipe 9 is connected with the connecting pipe 13 through the first rotary joint 12, the lower transverse pipe 9 and the connecting pipe 13 can be adjusted in a rotating mode, the spray head 5 on the lower transverse pipe 9 can still face upwards after the lower transverse pipe 9 swings, and effective spraying on the lower side of a workpiece can be achieved.

Further, the downside of violently managing 9 under is connected with counterweight 15, and counterweight 15 and shower nozzle 5's direction each other becomes 180, under counterweight 15's effect, violently manage 9 down on shower nozzle 5 up all the time, and then make violently manage 9 down and adjust the back, make horizontal shower nozzle 5 on the pipe 9 down can realize automatic angle modulation, maintain shower nozzle 5 towards the direction of work piece, conveniently carry out the angle and transfer and connect. And, because under the effect of balancing weight, the horizontal pipe 9 of lower violently receives the influence of nozzle spun reagent, horizontal pipe 9 of lower and horizontal epaxial nozzle of pipe 9 of lower will produce the swing of certain angle, at the swing in-process, can maintain the main direction inconvenience of nozzle, the angle and the work piece of nozzle produce the change in the slope in-process, the direction that sprays the production will be more, the reagent that sprays can have more angles with the work piece, and then improves the homogeneity that sprays.

As shown in fig. 3, in order to position the swing angle between the lower cross tube 9 and the connection tube 13, support bases 16 are fixedly mounted at positions corresponding to both sides of the two rotary joints one 12 of the shower box, and the connection tube 13 is limited by the support bases 16. A plurality of limiting holes 17 can be formed in the supporting seat 16, the limiting holes 17 are annularly distributed by taking the second water inlet pipe 11 as a circle center, and the distance between every two adjacent limiting holes 17 is slightly larger than the outer diameter of the connecting pipe 13. A detachable limiting pin 18 is inserted into the limiting hole 17, and the limiting space for accommodating the connecting pipe 13 can be formed by limiting the adjacent two limiting pins 18. After the connecting pipe 13 is adjusted to swing, the limiting pin 18 can be installed in the two corresponding limiting holes 17, so that the connecting pipe 13 can be limited at a certain rotation angle, as shown in fig. 3 and 4. In addition, in order to maintain the connection stability between the stopper hole 17 and the stopper pin 18, both may be screwed.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A spray type pretreatment device for an aluminum veneer comprises side spray pipelines arranged at two sides in a spray box and a lower spray pipeline arranged at the lower side, wherein two groups of side spray pipelines are distributed at two sides of the lower part of a conveying track (100), and the lower spray pipeline is positioned at the lower side of the conveying track (100); the side spraying pipeline is characterized by comprising a vertical pipe (1), an inclined pipe (2) and an extension pipe (3), wherein the inclined pipe (2) is connected to the upper end of the vertical pipe (1), the upper end of the inclined pipe (2) is obliquely arranged towards the direction of a conveying track (100), the extension pipe (3) is connected to the lower end of the vertical pipe (1), and spray heads (5) are arranged on the vertical pipe (1), the inclined pipe (2) and the extension pipe (3); a plurality of valves (6) are arranged on the extension pipe (3) along the length direction; and a plurality of spray heads (5) are arranged on the lower spray pipeline, and the height of the lower spray pipeline can be adjusted up and down.

2. The spray-type pretreatment device for aluminum veneers according to claim 1, wherein the lower end of the inclined tube (2) is connected with the upper end of the vertical tube (1) through a flexible tube (4), and the inclined tube (2) can be obliquely adjusted.

3. The spray-type pretreatment device for the aluminum veneer according to claim 2, characterized in that an expansion link (7) is provided on the upper side of the inclined tube (2), the upper end of the expansion link (7) is hinged to the frame, the lower end of the expansion link (7) is hinged to the upper side of the inclined tube (2), and the inclination of the inclined tube (2) can be adjusted by extending and retracting the expansion link (7).

4. The spray type pretreatment device for the aluminum veneer according to claim 1, wherein a first water inlet pipe (8) is connected to the middle section of the vertical pipe (1), water is fed into the vertical pipe (1) through the first water inlet pipe (8), and a valve (6) on the extension pipe (3) can be adjusted to be on-off, so that the on-off of the extension pipe (3) below the corresponding valve (6) is realized.

5. The spray-type pretreatment device for the aluminum single plate according to claim 1, wherein the lower spray pipeline comprises a lower horizontal pipe (9), the lower horizontal pipe (9) is horizontally arranged, and a plurality of upward spray heads (5) are installed on the upper side of the lower horizontal pipe (9).

6. The spray-type pretreatment device for aluminum veneers according to claim 5, wherein the height of the lower spray pipeline is adjusted up and down by a lifting mechanism (10), the lifting mechanism (10) is a lifting rod, the lifting rod is installed on a lower frame, and the upper end of the lifting rod is fixedly connected with the lower horizontal pipe (9).

7. The spray-type pretreatment device for the aluminum veneer according to claim 5, wherein both ends of the lower horizontal pipe (9) are rotatably connected with a connecting pipe (13) through a first rotary joint (12), the other side of the connecting pipe (13) extends upwards and is connected with a second rotary joint (14), and the other end of the second rotary joint (14) is connected with a second water inlet pipe (11); the connecting pipe (13) can be supported by a water inlet pipe II (11) as an axis to realize up-and-down swinging, and the lower transverse pipe (9) can be driven by the connecting pipe (13) to realize up-and-down adjustment.

8. The spray-type pretreatment device for the aluminum single plate according to claim 7, wherein a weight member (15) is arranged on the lower side of the lower horizontal pipe (9), the weight member (15) and the spray nozzles (5) are mutually oriented in 180 degrees, and the spray nozzles (5) on the lower horizontal pipe (9) are always upward under the action of the weight member (15).

9. The spray-type pretreatment apparatus for aluminum veneers according to claim 7, wherein the spray box is fixedly connected with a support base (16) corresponding to both sides of the two rotary joints I (12), the support base (16) is provided with a plurality of limit holes (17) distributed annularly, the limit holes (17) are inserted with detachable limit pins (18), and the connection pipe (13) can be limited and supported at different angles by the limit of two adjacent limit pins (18).