CN215695110U - Electrostatic spraying device for piano parts - Google Patents

Abstract

The utility model discloses an electrostatic spraying device for piano parts, which comprises a conveying track, wherein a plurality of hooks are arranged on the conveying track in a sliding manner, the hooks extend in the vertical direction, a plurality of driving rods extending in the horizontal direction are arranged on the hooks, the driving rods are distributed at equal intervals on the circumference, the conveying track comprises a first straight section, an arc spraying section and a second straight section which are in smooth transition in sequence, an electrostatic spraying machine is arranged at the center of the arc spraying section, a plurality of steering gears are arranged on the arc spraying section, each steering gear comprises a first steering rod and a driver, the first steering rod extends in the vertical direction and is connected to the output end of the driver, and the driver drives the first steering rod to act in the vertical direction and enables the first steering rod and the driving rods to form stop matching. The utility model has the advantages of simple structure and good spraying effect.

Description

Electrostatic spraying device for piano parts

Technical Field

The utility model relates to the technical field of piano part processing, in particular to an electrostatic spraying device for a piano part.

Background

Currently, many parts of a piano require painting processes that ensure that each side is painted with a uniform paint film. Generally, the piano parts are hung on a conveying rail, an electrostatic coating machine is correspondingly arranged on the outer side of the conveying rail, the piano parts slide along the conveying rail, and the coating is finished after the piano parts pass through the electrostatic coating machine. Although the structure can easily cope with piano parts with smaller sizes, the piano parts are various in types and different in shapes, and not only are square and circular, but also have plate shapes with plane areas far larger than the side areas, so that too little paint is sprayed on the planes, too much paint is sprayed on the side areas, a flat finish paint film is too thin, the side paint film is too thick, a sagging phenomenon is easily caused, the spraying is uneven, and the spraying effect is poor.

SUMMERY OF THE UTILITY MODEL

The present invention has been made to solve the above problems, and an object of the present invention is to provide an electrostatic painting apparatus for piano parts.

The utility model realizes the purpose through the following technical scheme: an electrostatic spraying device for piano parts comprises a conveying rail, a plurality of hooks are arranged on the conveying rail in a sliding manner, the hook extends along the vertical direction, the hook is provided with a plurality of driving rods extending along the horizontal direction, the driving rods are distributed at equal intervals on the circumference, the conveying track comprises a first straight section, an arc spraying section and a second straight section which are in smooth transition in sequence, an electrostatic spraying machine is arranged in the center of the arc spraying section, a plurality of steering gears are arranged along the arc spraying section, each steering gear comprises a first steering rod and a driver, the first steering rod extends along the vertical direction and is connected with the output end of the driver, the driver drives the first steering rod to act along the vertical direction, and the first steering rod and the driving rod form stop matching.

Furthermore, four driving rods are arranged on each hook; the driving rods are in one-to-one correspondence with the four side faces of the hung piano part, and paint films can be effectively sprayed on each side face, so that the spraying is more uniform.

Further, the second steering column has set firmly on the first flat section, the second steering column extends the setting along vertical direction, the second steering column with the cooperation of actuating lever backstop makes the piano part of input rotate an angle in advance, plays certain positioning action, guarantees that the spraying face of piano part is in the correct position with electrostatic spraying department all the time.

Further, the first straight section, the arc spraying section and the second straight section are matched together to form an omega shape; the conveying track is more adaptive to the electrostatic spraying machine, the spraying range of the electrostatic spraying machine is effectively covered, the utilization rate of the coating sprayed by the electrostatic spraying machine is ensured, resources are saved, and waste is avoided.

Further, the driver is an air cylinder; the action is rapid, the response is sensitive, and the working efficiency is ensured.

The utility model has the beneficial effects that: the hook is provided with the plurality of driving rods extending along the horizontal direction, the arc spraying section is provided with the plurality of steering gears, each steering gear comprises a first steering rod and a driver, the first steering rods extend along the vertical direction, the first steering rods are connected to the output ends of the drivers, and the drivers drive the first steering rods to move along the vertical direction and enable the first steering rods and the driving rods to form stop matching; when the driver is started, the first steering rod moves downwards to enable the first steering rod and the driving rod to form stop matching, so that the passing hook and the hung piano part rotate together, and the spraying surface is adjusted; when the driver is stopped, the first steering rod does not act, and the hook and the hung piano part directly pass through and do not rotate, so that the driver can be started or closed according to the specific shape of the piano part, the piano part rotates by a proper angle, each spraying surface of the piano part can be uniformly sprayed with a paint film, the problems of nonuniform spraying and sagging are effectively avoided, and the spraying effect is improved; in general, the utility model has the advantages of simple structure and good spraying effect.

Drawings

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

FIG. 2 is a schematic view of the construction of the diverter of the present invention;

fig. 3 is a schematic view of the structure of the hook of the present invention.

The reference numerals are explained below:

1-a conveying track; 11-a first straight section; 12-arc spraying section; 13-a second straight section; 2-hooking; 21-a drive rod; 3-electrostatic spraying machine; 4-a diverter; 41-a first steering column; 42-a driver; 43-connecting rod; 44-a scaffold; 45-a slide bar; 46-a sliding sleeve; 5-second steering rod.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model is described in more detail below with reference to the accompanying drawings and detailed description. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "upper", "lower", "left", "right", "inner", "outer" and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 3, the present embodiment provides an electrostatic spraying device for piano parts, which includes a conveying track 1, a plurality of hooks 2 slidably disposed on the conveying track 1, the hooks 2 extending in a vertical direction, a plurality of driving rods 21 extending in a horizontal direction disposed on the hooks 2, the plurality of driving rods 21 being circumferentially distributed at equal intervals, the conveying track 1 including a first straight section 11 in sequential smooth transition, arc spraying section 12 and second straight section 13, the center of arc spraying section 12 is equipped with electrostatic spraying machine 3, be equipped with a plurality of steering gears 4 along arc spraying section 12, every steering gear 4 all includes first steering column 41 and driver 42, first steering column 41 extends the setting along vertical direction, first steering column 41 connects in the output of driver 42, driver 42 orders about first steering column 41 and moves along vertical direction to make first steering column 41 and actuating lever 21 constitute the backstop cooperation.

Specifically, all be equipped with four actuating levers 21 on every couple 2, the top of couple 2 be equipped with conveying track 1 sliding fit's sliding part, the bottom of couple 2 is equipped with the hook portion that is used for articulating piano part.

A second steering rod 5 is fixedly arranged on the first straight section 11, the second steering rod 5 extends along the vertical direction, and the second steering rod 5 is matched with the driving rod 21 in a stopping way; the first straight section 11, the arc spraying section 12 and the second straight section 13 are matched together to form an omega shape.

Specifically, the steering gear 4 further comprises a connecting rod 43 and a bracket 44, the connecting rod 43 is fixed on the side edge of the arc spraying section 12, one end of the connecting rod 43 is fixed with a sliding rod 45, the other end of the connecting rod 43 is fixed with the output end of the driver 42, the driver 42 is fixed on the bracket 44, the first steering rod 41 is also fixed on the bracket 44, the bracket 44 is also fixed with a sliding sleeve 46, the sliding sleeve 46 is in sliding fit with the sliding rod 45, and the sliding sleeve 46 and the first steering rod 41 are coaxially arranged; preferably, the actuator 42 is an air cylinder. When the steering mechanism works, the output shaft of the driver 42 extends out to drive the connecting rod 43, the sliding rod 45 and the first steering rod 41 to move downwards together, and the sliding rod 45 slides downwards relative to the sliding sleeve 46; conversely, the output shaft of the driver 42 retracts to drive the connecting rod 43, the sliding rod 45 and the first steering rod 41 to move upwards together, and the sliding rod 45 slides upwards relative to the sliding sleeve 46 to return to the original position.

The specific working principle of the utility model is as follows: specifically, as shown in fig. 1, the first straight section 11 is an input end of a piano component, the second straight section 13 is an output end, the second straight section 13 is provided with a steering gear 4, from the input end to the output end, the arc spraying section 12 is sequentially provided with a first quadrant point, a second quadrant point and a third quadrant point, the first quadrant point and the third quadrant point are respectively provided with one steering gear 4, the second quadrant point is provided with three steering gears 4 side by side, the steering gears 4 at the first quadrant point and the third quadrant point and the steering gears 4 at the middle position of the second quadrant point are taken as a first group, and the steering gears 4 at both sides of the second quadrant point and the steering gears 4 at the second straight section 13 are taken as a second group;

when square or round piano parts are sprayed, the first group of steering gears 4 simultaneously work through the controller, so that the driver 42 of the group drives the first steering rod 41 to move downwards to form stop matching with the driving rod 21, after the hook 2 passes through the section of conveying track 1, the driving rod 21 can rotate for four times under the stop matching of the second steering rod 5 and the first steering rod 41 on the first group of steering gears 4, each rotation is 90 degrees, so that the four side edges of the piano parts are uniformly sprayed with paint by the electrostatic spraying machine 3, and at the moment, the second group of steering gears 4 do not work;

when the piano parts in the shape of the plate are painted, the second group of steering gears 4 are enabled to work simultaneously through the controller, so that the drivers 42 of the group drive the first steering rods 41 to act downwards, and similarly, the piano parts can rotate relatively; it is worth mentioning that two first steering rods 41 are arranged at the second quadrant point, so that the hook 2 can continuously rotate twice, namely 180 degrees, when passing through the second quadrant point, the spraying planes of the plate-shaped piano parts can be rapidly switched, the spraying time of the edge position is reduced, the plane paint film and the edge position paint film are kept uniform, the sagging phenomenon is avoided, the spraying effect is better, and the first group of steering gears 4 does not work; it should be noted that, when the second group is operated, it is necessary to ensure that the spraying plane of the rotated piano member is always directed to the electrostatic sprayer 3 under the stopping action of the second steering rod 5.

The foregoing shows and describes the general principles, features and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and what is described in the specification are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications fall within the scope of the claimed invention. The scope of the utility model is defined by the appended claims and their equivalents.

Claims (5)

1. An electrostatic painting apparatus for piano parts, characterized in that: including delivery track (1), it is equipped with a plurality of couples (2) to slide on delivery track (1), set up along vertical direction extension to couple (2), be equipped with a plurality of actuating levers (21) that extend along the horizontal direction on couple (2), a plurality of actuating lever (21) are circumference equidistant distribution, delivery track (1) is including smooth transition's first straight section (11), arc spraying section (12) and second straight section (13) in proper order, the center of arc spraying section (12) is equipped with electrostatic spraying machine (3), follows be equipped with a plurality of steering gears (4) on arc spraying section (12), every steering gear (4) all include first steering column (41) and driver (42), first steering column (41) extend the setting along vertical direction, first steering column (41) connect in the output of driver (42), the driver (42) drives the first steering rod (41) to move in the vertical direction, and the first steering rod (41) and the driving rod (21) form stop fit.

2. An electrostatic painting apparatus for piano parts according to claim 1, wherein: each hook (2) is provided with four driving rods (21).

3. An electrostatic painting apparatus for piano parts according to claim 1, wherein: the first straight section (11) is provided with a second steering rod (5) fixedly, the second steering rod (5) extends along the vertical direction, and the second steering rod (5) is matched with the stop of the driving rod (21).

4. An electrostatic painting apparatus for piano parts according to claim 1, wherein: the first straight section (11), the arc spraying section (12) and the second straight section (13) are matched together to form an omega shape.

5. An electrostatic painting apparatus for piano parts according to claim 1, wherein: the driver (42) is an air cylinder.

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