Automatic static elimination equipment

Abstract

The utility model relates to the field of circuit board production equipment, and discloses automatic static elimination equipment which can perform efficient dust removal treatment on a circuit board. The device comprises a conveyor belt, the electrostatic rollers are arranged on the conveying belt and used for adsorbing dust of the workpieces on the conveying belt; the dust sticking roller is arranged on the conveying belt and abuts against the electrostatic roller; the first wind power mechanism is arranged on the conveyor belt; the second wind power mechanism is arranged on the conveying belt, and the first wind power mechanism, the electrostatic roller and the second wind power mechanism are sequentially arranged in the conveying direction of the conveying belt.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of circuit board production equipment, and particularly to an automatic static electricity eliminating equipment. BACKGROUND

[0002] One process in the production process of printed circuit board is film pressing, that is, dry film is pressed on both sides of the circuit board. Before the circuit board enters the film pressing machine for film pressing, the surface of the circuit board is required to be free of dust and static electricity, otherwise the film pressing quality will be affected. However, in the prior art, there is no equipment for removing dust and static electricity from the circuit board before the film pressing process, although the production workshop for film pressing of the circuit board has strict requirements on static electricity and dust, dust and static electricity cannot be avoided on the circuit board coming out of the previous process, and part of the stubborn dust is difficult to remove. SUMMARY

[0003] The utility model aims at solving one of the technical problems in the prior art. To this end, the utility model provides an automatic static electricity eliminating equipment, which can efficiently remove dust from the circuit board.

[0004] On the one hand, the automatic static electricity eliminating equipment according to the utility model embodiment comprises:

[0005] A conveying belt;

[0006] A plurality of static electricity rollers arranged on the conveying belt, the static electricity rollers being used for adsorbing dust on the workpiece on the conveying belt;

[0007] A dust sticking roller arranged on the conveying belt, the dust sticking roller abutting against the static electricity roller;

[0008] A first air force mechanism arranged on the conveying belt;

[0009] A second air force mechanism arranged on the conveying belt, the first air force mechanism, the static electricity roller and the second air force mechanism being sequentially arranged along the conveying direction of the conveying belt.

[0010] According to some embodiments of the utility model, the first static electricity eliminator, the first air force mechanism, the static electricity roller, the second static electricity eliminator and the second air force mechanism are sequentially arranged along the conveying direction of the conveying belt.

[0011] According to some embodiments of the utility model, the distance between the air outlet of the second air force mechanism and the conveying belt is less than 1 cm, and the distance between the first air force mechanism and the conveying belt is less than 1 cm.

[0012] According to some embodiments of the utility model, the first air force mechanism can output positive pressure air force or negative pressure air force.

[0013] According to some embodiments of the present invention, the second wind power mechanism is capable of outputting negative pressure wind power.

[0014] According to some embodiments of the present invention, a partition is also included, which is disposed above the second wind power mechanism.

[0015] According to some embodiments of the present invention, it further includes an adjustment mechanism for adjusting the height of the first wind power mechanism and the second wind power mechanism.

[0016] According to some embodiments of the present invention, it also includes a support frame, wherein the electrostatic roller, the first wind power mechanism, and the second wind power mechanism are disposed on the support frame, and the conveyor belt can be detachably installed on the support frame.

[0017] The embodiments of this utility model have at least the following beneficial effects:

[0018] Workpieces are transported via a conveyor belt. Dust on the surface of the sheet is absorbed by an electrostatic roller to remove it. A dust-adhesive roller then adheres the dust from the electrostatic roller to its surface, cleaning it. The first air-powered mechanism, the electrostatic roller, and the second air-powered mechanism are sequentially arranged along the conveyor belt's direction. The first air-powered mechanism blows and absorbs dust from the workpiece, dispersing some dust and reducing the adhesion of stubborn dust. The electrostatic adsorption effect of several electrostatic rollers ensures complete dust absorption. The second air-powered mechanism removes dust from the air, especially the dust blown up by the first air-powered mechanism, preventing it from spreading to subsequent stations on the conveyor belt.

[0019] Additional aspects and advantages of this invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. Attached Figure Description

[0020] The above and / or additional aspects and advantages of this utility model will become apparent and readily understood from the description of the embodiments taken in conjunction with the following drawings, in which:

[0021] Figure 1 This is a schematic diagram of an automatic static electricity elimination device according to an embodiment of the present utility model;

[0022] Figure 2 for Figure 1 A cross-sectional schematic diagram of an automatic static electricity eliminator is shown.

[0023] Figure label:

[0024] Conveyor belt 100;

[0025] 200 electrostatic rollers;

[0026] Dust sticking roller 300;

[0027] First wind power mechanism 400;

[0028] Second wind power mechanism 500;

[0029] First static eliminator 600;

[0030] Second static eliminator 700. DETAILED DESCRIPTION

[0031] The following will describe several embodiments of the present application, including the corresponding embodiments of the drawings, it can be understood that the drawings are used to assist understanding the technical features and technical solutions of the present application, and should not be understood as limiting the scope of protection of the present application.

[0032] The following will combine the embodiments and the drawings to clearly and completely describe the concept, specific structure and generated technical effects of the present application, so as to fully understand the purpose, scheme and effect of the present application. It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0033] It should be noted that, unless otherwise explicitly limited, when a certain feature is referred to as "fixed", "connected", "installed", "arranged" on another feature, it can be directly "fixed", "connected", "installed", "arranged" on another feature, or indirectly "fixed", "connected", "installed", "arranged" on another feature. The words "fixed", "connected", "installed", "arranged" and the like should be understood broadly, and the person skilled in the art can reasonably determine the specific meaning of the above words in the present application according to the specific content of the technical scheme.

[0034] It should be noted that the description of the orientation or positional relationship of the present application used in the present application, such as up, down, left, right, top, bottom, front, back, inside, outside and the like, is based on the orientation or positional relationship of the drawings or embodiments, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore it cannot be understood as a limitation of the present application.

[0035] It should be noted that the term "and / or" used in the present application includes any combination of one or more related listed items, the meaning of several is one or more, the meaning of multiple is at least two, greater than, less than, more than, etc. is not included in the number, above, below, within, etc. is understood to include the number.

[0036] It should be noted that the first and second in the utility model are only used for distinguishing technical features for the purpose, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0037] It should be noted that, unless otherwise expressly limited, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the specification herein is for describing specific embodiments only and is not intended to be limiting of the present utility model.

[0038] In one aspect, referring to Figures 1-2 , the automatic electrostatic elimination device according to the embodiments of the present utility model comprises:

[0039] The conveying belt 100;

[0040] A plurality of electrostatic rollers 200 are arranged on the conveying belt 100, and the electrostatic rollers 200 are used for adsorbing dust on the workpieces on the conveying belt 100;

[0041] The dust-sticking roller 300 is arranged on the conveying belt 100, and the dust-sticking roller 300 abuts against the electrostatic roller 200;

[0042] The first air force mechanism 400 is arranged on the conveying belt;

[0043] The second air force mechanism 500 is arranged on the conveying belt, and the first air force mechanism 400, the electrostatic roller 200 and the second air force mechanism 500 are sequentially arranged along the conveying direction of the conveying belt 100.

[0044] According to the embodiments of the present utility model, by thus arranging, the following effects can be achieved. The workpieces are transported by the conveying belt 100, the dust on the surface of the sheet is adsorbed by the electrostatic roller 200 to achieve the purpose of eliminating the dust on the surface of the sheet, the dust on the electrostatic roller 200 can be attached to the surface of the dust-sticking roller 300, thereby cleaning the electrostatic roller 200; the first air force mechanism 400, the electrostatic roller 200 and the second air force mechanism 500 are sequentially arranged along the conveying direction of the conveying belt 100, the first air force mechanism 400 can blow the dust adsorbed on the workpieces, can blow away part of the dust on the surface of the workpieces and reduce the adhesion of the stubborn dust on the workpieces, and then the dust on the workpieces can be completely adsorbed by the electrostatic adsorption effect of the plurality of electrostatic rollers 200, and the second air force mechanism 500 can blow away the dust in the air, especially the dust blown up by the first air force mechanism 400 on the workpieces, thereby preventing the dust from spreading to the subsequent workstations of the conveying belt 100.

[0045] In some embodiments, the first electrostatic eliminator 600, the first air blowing mechanism 400, the electrostatic roller 200, the second electrostatic eliminator 700, the second air blowing mechanism 500 are sequentially arranged along the conveying direction of the conveying belt 100. The electrostatic eliminator can also be called an electrostatic elimination device, and its principle is as follows. It is composed of a high-voltage power generator and a discharge electrode. A large number of positive and negative ions are generated by high-voltage corona discharge at the tip, and then a large number of positive and negative ions are blown to the surface of the object by the wind to neutralize static electricity, or the electrostatic eliminator is directly close to the surface of the object to neutralize static electricity. The sheet that has passed through the first electrostatic eliminator 600 for electrostatic elimination treatment can be more smoothly dusted and is less likely to re-adsorb dust, which is beneficial to the dust removal effect of the subsequent first air blowing mechanism 400 and electrostatic. After passing through the second electrostatic eliminator 700, the adhesion of static electricity on the workpiece by the electrostatic roller 200 is reduced.

[0046] In some embodiments, the distance between the air outlet of the second air blowing mechanism 500 and the conveying belt 100 is less than 1 cm, and the distance between the first air blowing mechanism 400 and the conveying belt 100 is less than 1 cm.

[0047] In some embodiments, the first air blowing mechanism 400 can output positive pressure wind or negative pressure wind.

[0048] In some embodiments, the second air blowing mechanism 500 can output negative pressure wind.

[0049] It can be understood that the difference between negative pressure wind and positive pressure wind is that positive pressure wind refers to the positive pressure force exerted by the wind on the workpiece, while negative pressure wind refers to the reverse force exerted by the wind on the inside of the workpiece.

[0050] In some embodiments, a partition plate is further included, which is arranged above the second air blowing mechanism 500. The first air blowing mechanism 400, the electrostatic roller 200, and the subsequent workstations can be separated by the partition plate to prevent dust from spreading in the air to the subsequent workstations of the conveying belt 100.

[0051] In some embodiments, a positioning mechanism is further included, which is used to adjust the height of the first air blowing mechanism 400 and the second air blowing mechanism 500. By adjusting the height of the first air blowing mechanism 400 and the second air blowing mechanism 500, the distance between the air blowing mechanism and the workpiece can be adjusted, and the height of the air blowing mechanism can be adjusted according to different types of circuit boards.

[0052] In some embodiments, the positioning mechanism includes a positioning bracket and a first nut, the first nut drives the positioning bracket to move in the up-down direction, and the first air blowing mechanism 400 and / or the second air blowing mechanism 500 are arranged on the positioning bracket. The positioning bracket and the first nut are connected by threads, and the height of the positioning bracket can be adjusted by rotating the first nut.

[0053] In some embodiments, a support is further included, the dust sticking roller 300, the electrostatic roller 200, the first air mechanism 400 and the second air mechanism 500 are arranged on the support, and the support is detachably mounted on the conveying belt. By detaching the support on the conveying belt, the dust sticking roller 300 and other structures arranged on the support can be conveniently detached, and the structures can be conveniently replaced.

[0054] The above is only a preferred embodiment of the present application, and the present application is not limited to the above-described embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles disclosed in the present application should be included in the scope of protection of the present application. They should all belong to the protection scope of the present application. The technical solutions and / or embodiments in the protection scope of the present application can have various modifications and changes.

Claims

1. An automatic static elimination apparatus characterized by comprising: The utility model relates to a dust removing device for conveying belt, including: Conveying belt (100); Several electrostatic rollers (200) are arranged on the conveying belt (100), and the electrostatic roller (200) is used for adsorbing the dust of workpiece on the conveying belt (100); Dust sticking roller (300) is arranged on the conveying belt (100), and the dust sticking roller (300) abuts against the electrostatic roller (200); First wind power mechanism (400) is arranged on the conveying belt; Second wind power mechanism (500) is arranged on the conveying belt, and the first wind power mechanism (400), the electrostatic roller (200), the second wind power mechanism (500) are sequentially arranged along the conveying direction of the conveying belt (100).

2. The automatic static elimination apparatus according to claim 1, wherein It further includes first electrostatic eliminator (600) and second electrostatic eliminator (700), and the first electrostatic eliminator (600), the first wind power mechanism (400), the electrostatic roller (200), the second electrostatic eliminator (700), the second wind power mechanism (500) are sequentially arranged along the conveying direction of the conveying belt (100).

3. The automatic static eliminating apparatus according to claim 1, wherein The distance between the air port of the second wind power mechanism (500) and the conveying belt (100) is less than 1cm, and the distance between the first wind power mechanism (400) and the conveying belt (100) is less than 1cm.

4. The automatic static eliminating apparatus according to claim 1, wherein The first wind power mechanism (400) can output positive pressure wind power or negative pressure wind power.

5. The automatic static elimination apparatus according to claim 1, wherein The second wind power mechanism (500) can output negative pressure wind power.

6. The automatic static elimination apparatus according to claim 1, wherein It further includes a partition, and the partition is arranged above the second wind power mechanism (500).

7. The automatic static eliminating apparatus according to claim 1, wherein It further includes a position adjusting mechanism, and the position adjusting mechanism is used for adjusting the height of the first wind power mechanism (400) and the second wind power mechanism (500).

8. The automatic static elimination apparatus according to claim 1, wherein It further includes a support, and the dust sticking roller (300), the electrostatic roller (200), the first wind power mechanism (400), the second wind power mechanism (500) are arranged on the support, and the support can detachably install the conveying belt.

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