CN220292225U - Antistatic device and printer - Google Patents
Antistatic device and printer Download PDFInfo
- Publication number
- CN220292225U CN220292225U CN202321771620.6U CN202321771620U CN220292225U CN 220292225 U CN220292225 U CN 220292225U CN 202321771620 U CN202321771620 U CN 202321771620U CN 220292225 U CN220292225 U CN 220292225U
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- CN
- China
- Prior art keywords
- contact piece
- printing screen
- contact
- sliding rod
- antistatic device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007639 printing Methods 0.000 claims abstract description 80
- 230000003068 static effect Effects 0.000 claims abstract description 64
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 230000005611 electricity Effects 0.000 abstract description 17
- 238000004519 manufacturing process Methods 0.000 description 14
- 229910000679 solder Inorganic materials 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Elimination Of Static Electricity (AREA)
Abstract
The utility model discloses an antistatic device and a printer, wherein the antistatic device comprises an electrostatic eliminator and a contact piece, the electrostatic eliminator is electrically connected with the contact piece, the contact piece can be abutted with a printing screen, and the electrostatic eliminator is used for absorbing static electricity; the adjusting mechanism is used for adjusting the position of the contact piece so that the contact piece can be abutted against the printing screen. Through the cooperation of antistatic mechanism and guiding mechanism, can absorb the static that produces in the printing screen to can adapt to the printing screen of equidimension, improve the suitability.
Description
Technical Field
The utility model relates to the technical field of surface assembly, in particular to an antistatic device and a printer.
Background
After the circuit board is manufactured, corresponding electronic components are usually required to be mounted on the surface of the circuit board, and the traditional surface assembly method mainly comprises the steps of smearing solder paste on a printing net through a printing machine so that the solder paste passes through a through hole preset in the printing net and is transferred onto the circuit board, but static electricity is easily generated when the printing net is contacted with the circuit board, so that the electronic components on the circuit board are easily broken down by the static electricity, and the production efficiency of the circuit board is reduced.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, the utility model provides the antistatic device which can absorb the static electricity of the printing screen and improve the production efficiency and the manufacturing stability of the circuit board.
The utility model also provides a printer with the antistatic device.
According to a first aspect of an embodiment of the present utility model, there is provided an antistatic device including a static eliminator and a contact sheet, the static eliminator being electrically connected to the contact sheet and the contact sheet being capable of abutting against a printing screen, the static eliminator being configured to absorb static electricity; the adjusting mechanism is used for adjusting the position of the contact piece so that the contact piece can be abutted with the printing screen.
The antistatic device provided by the embodiment of the utility model has at least the following beneficial effects: the static eliminator is electrically connected with the contact piece, the contact piece can be abutted with the printing screen, the printing screen can be electrically communicated with the static eliminator through the contact piece, static in the printing screen can be absorbed through the static eliminator, static generated when the circuit board is abutted with the printing screen can be avoided, the possibility that the circuit board is damaged is reduced, the yield of the circuit board is improved, and the production efficiency and the manufacturing stability of the circuit board are improved. In addition, the adjusting mechanism can adjust the position of the contact piece so that the contact piece can be in abutting connection with the printing screen, thereby being suitable for printing screens with different sizes and improving the applicability of the antistatic device.
According to some embodiments of the utility model, the adjusting mechanism comprises a fixing frame and a sliding rod, the fixing frame is fixed on the static eliminator, the sliding rod is arranged on the fixing frame in a sliding mode, and the contact piece is arranged on the sliding rod.
According to some embodiments of the utility model, the end of the contact piece facing away from the sliding rod is provided with a contact arc surface, which is convex towards a direction approaching the printing screen, and which abuts the printing screen.
According to some embodiments of the utility model, a connecting portion is provided at an end of the sliding rod facing away from the fixing frame, and the contact piece is provided at the connecting portion, and the connecting portion can abut against the end of the fixing frame.
According to some embodiments of the utility model, the contact piece is provided with an elongated hole, the contact piece is connected with a fastener, the fastener is arranged in the elongated hole in a penetrating way, and the fastener is connected with the connecting part in a threaded way.
According to some embodiments of the utility model, the side wall of the connecting portion is provided with at least one first plane, and the contact piece abuts against the first plane.
According to some embodiments of the utility model, the fixed frame is provided with a guide hole along the axial direction of the sliding rod, the sliding rod is arranged in the guide hole, and the sliding rod can rotate in the guide hole.
According to some embodiments of the utility model, the sliding bar is cylindrical in shape.
According to some embodiments of the utility model, the side wall of the fixing frame is provided with at least one second plane, and the static eliminator is abutted against the second plane.
According to a second aspect of embodiments of the present utility model, there is provided a printing press comprising an antistatic device according to the first aspect of embodiments of the present utility model.
The printing machine provided by the embodiment of the utility model has at least the following beneficial effects: by arranging the antistatic device of the first aspect of the embodiment of the utility model, the possibility of static damage to the circuit board can be reduced, the production efficiency and the manufacturing stability of the circuit board can be improved, and the reliability of the printing machine can be improved.
Additional aspects and advantages of the utility model 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 utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of an antistatic device according to an embodiment of the first aspect of the present utility model;
fig. 2 is an exploded view of an antistatic device according to an embodiment of the first aspect of the present utility model;
fig. 3 is a schematic view of a contact pad of an antistatic device according to an embodiment of the first aspect of the present utility model;
fig. 4 is an exploded view of an adjusting mechanism of an antistatic device according to an embodiment of the first aspect of the present utility model.
Reference numerals illustrate:
an antistatic mechanism 100, an antistatic device 110, a contact piece 120, a contact cambered surface 121 and an elongated hole 122;
the device comprises an adjusting mechanism 200, a fixing frame 210, a guide hole 211, a second plane 212, a connecting hole 213, a sliding rod 220, a connecting part 221 and a first plane 222;
printing screen 300.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
After the circuit board is manufactured, solder paste is usually required to be printed on a bonding pad of the circuit board through a printer, in the prior art, the bonding pad position of the circuit board is preset on a printing screen, then the circuit board is aligned with the printing screen, and the solder paste is driven to move on the surface of the printing screen through the printer, so that the solder paste can pass through holes formed in the printing screen to be transferred onto the circuit board, thereby improving the production efficiency of the circuit board, but the existing printer printing screen is easy to generate static electricity, so that when the circuit board is abutted against the printing screen, the static electricity is easy to break down and damage electronic elements on the circuit board, the yield of the circuit board is reduced, and the production efficiency of the circuit board is not beneficial to improvement.
Based on the above, the utility model provides the antistatic device and the printer, which can absorb static electricity in a printing screen, improve the yield of a circuit board and improve the production efficiency and the manufacturing stability of the circuit board.
As can be appreciated, referring to fig. 1 and 2, the antistatic device according to the first aspect of the present utility model includes an antistatic mechanism 100 and an adjusting mechanism 200, wherein the antistatic mechanism 100 includes a static eliminator 110 and a contact piece 120, the static eliminator 110 is electrically connected with the contact piece 120, and the contact piece 120 can be abutted with a printing screen 300, and the static eliminator 110 is used for absorbing static electricity; the adjustment mechanism 200 is used for adjusting the position of the contact 120 so that the contact 120 can abut against the printing screen 300.
The static eliminator 110 and the contact piece 120 are electrically connected, the contact piece 120 can be abutted against the printing screen 300, the printing screen 300 and the static eliminator 110 can be electrically communicated through the contact piece 120, static in the printing screen 300 can be absorbed through the static eliminator 110, static generated when a circuit board is abutted against the printing screen 300 can be avoided, the possibility that the circuit board is damaged is reduced, the yield of the circuit board is improved, and the production efficiency and the manufacturing stability of the circuit board are improved. In addition, the adjusting mechanism 200 can adjust the position of the contact 120 so that the contact 120 can be kept in contact with the printing screen 300, thereby being capable of adapting to printing screens 300 with different sizes, improving the applicability of the antistatic device and improving the convenience of use.
It should be noted that, the sizes of the circuit boards are different, and the sizes of the printing screens 300 are adapted to the sizes of the circuit boards, so that different printing screens 300 are needed when different circuit boards are produced, so that solder paste printing is performed on different circuit boards, the sliding rod 220 is arranged to slide on the fixing frame 210, so that the positions of the contact pieces 120 can be conveniently adjusted, the contact pieces 120 can be kept in butt joint with the printing screens 300, static electricity in the printing screens 300 is conveniently absorbed, and the applicability of the anti-static device is improved.
The static eliminator 110 is a conventional technology, and may be capable of absorbing and neutralizing static electricity of the printing screen 300, and is not limited thereto. In addition, the fixing frame 210, the sliding rod 220 and the contact piece 120 are all made of metal, so that static electricity in the printing screen 300 can be transferred to the static eliminator 110, and static electricity of the printing screen 300 can be neutralized, and electronic elements on the circuit board can be prevented from being broken down by static electricity.
It can be understood that referring to fig. 1 and 2, the adjusting mechanism 200 includes a fixing frame 210 and a sliding rod 220, the fixing frame 210 is fixed to the static electricity eliminator 110, the sliding rod 220 is slidably disposed on the fixing frame 210, and the contact piece 120 is disposed on the sliding rod 220. The sliding rod 220 is driven to slide on the fixing frame 210, so that the sliding rod 220 can move along the axial direction, the position of the contact piece 120 can be conveniently adjusted, the contact piece 120 can be abutted against the printing screen 300, the printing screen 300 with different specifications can be adapted, the contact piece 120 can be electrically connected with the printing screen 300, static electricity of the printing screen 300 can be continuously absorbed through the static eliminator 110, the possibility that a circuit board is damaged by the static electricity can be reduced, and the production efficiency of the circuit board is improved.
Wherein, mount 210 and slide bar 220 can replace slide rail and slider, and the slider slides and sets up on the slide rail, and contact 120 sets up on the slider to make contact 120 can slide along the length direction of slide rail, and then can conveniently adjust the position of contact 120, improve antistatic device's suitability.
As can be appreciated, referring to fig. 1 and 3, the end of the contact piece 120 facing away from the slide bar 220 is provided with a contact cambered surface 121, the contact cambered surface 121 protrudes in a direction approaching the printing screen 300, and the contact cambered surface 121 abuts against the printing screen 300. The contact cambered surface 121 sets up the tip that deviates from slide bar 220 at contact 120 to contact cambered surface 121 is protruding to the direction that is close to printing screen 300, through setting up contact cambered surface 121 and printing screen 300 butt, so that contact 120 can be stable with printing screen 300 contact, and can make things convenient for contact 120 butt on printing screen 300, thereby make things convenient for static eliminator 110 to absorb the static of printing screen 300 constantly, improve antistatic device's reliability.
The contact cambered surface 121 is shaped like an arc protruding outward toward the printing screen 300, and by providing the contact cambered surface 121 to abut against the printing screen 300, the positional error of the contact piece 120 can be absorbed, so that the contact cambered surface 121 can be held in abutment with the printing screen 300, and the reliability of the antistatic device can be improved. And through setting up contact cambered surface 121 and printing screen 300 butt can reduce contact cambered surface 121 and printing screen 300's area of contact, make can reduce contact cambered surface 121 to the damage of printing screen 300, extension contact 120 and printing screen 300's life.
It will be appreciated that, referring to fig. 1, an end of the sliding rod 220 facing away from the fixing frame 210 is provided with a connection portion 221, the contact piece 120 is provided at the connection portion 221, and the connection portion 221 can abut against the end of the fixing frame 210. The connecting portion 221 is disposed at the end portion of the sliding rod 220 away from the fixing frame 210, and the contact piece 120 is disposed at the connecting portion 221, so that when the sliding rod 220 slides in the fixing frame 210, the connecting portion 221 can be abutted to the end portion of the fixing frame 210, collision between the contact piece 120 and the fixing frame 210 can be avoided, reliability of the antistatic device can be improved, and service life of the antistatic device can be prolonged.
Specifically, referring to fig. 1 and 3, the contact piece 120 is provided with an elongated hole 122, the contact piece 120 is connected with a fastener, the fastener is penetrated through the elongated hole 122, and the fastener is screw-coupled with the coupling part 221. The contact 120 is provided with the elongated hole 122, the fastener is arranged in the elongated hole 122 in a penetrating manner, the fastener is in threaded connection with the connecting portion 221, the position of the contact 120 on the connecting portion 221 can be adjusted by unscrewing the fastener, then the fastener is fastened, so that the contact 120 is fixed on the connecting portion 221, the position of the contact 120 can be conveniently adjusted, the contact position of the contact 120 and the printing screen 300 can be conveniently adjusted, the printing screen 300 with different sizes can be adapted, the use convenience of the antistatic device is improved, and the applicability of the antistatic device can be improved.
The fastening member may be a bolt or a screw, and may be capable of fixing the contact piece 120 to the connection portion 221, and is not limited thereto.
Specifically, referring to fig. 1, 2 and 3, the side wall of the connection portion 221 is provided with at least one first plane 222, and the contact piece 120 abuts against the first plane 222. The side wall of the connecting portion 221 is provided with at least one first plane 222, and by arranging the contact piece 120 to be abutted against the first plane 222, the contact area between the contact piece 120 and the connecting portion 221 can be increased, so that the connection stability of the contact piece 120 and the connecting portion 221 can be improved, the position shaking of the contact piece 120 is reduced, the friction between the contact piece 120 and the printing screen 300 can be reduced, the abrasion between the contact piece 120 and the printing screen 300 can be reduced, the noise generated by the collision between the contact piece 120 and the printing screen 300 can be reduced, and the reliability of the antistatic device is improved.
As can be appreciated, referring to fig. 1 and 4, the fixing frame 210 is provided with a guide hole 211 along an axial direction of the sliding rod 220, the sliding rod 220 is disposed in the guide hole 211, and the sliding rod 220 can rotate in the guide hole 211. The fixing frame 210 is provided with a guide hole 211 along the axial direction of the sliding rod 220, the sliding rod 220 is penetrated in the guide hole 211, so that the sliding rod 220 can rotate in the guide hole 211, and the contact piece 120 can be driven to rotate along the circumferential direction of the sliding rod 220 by rotating the sliding rod 220, so that the position of the contact piece 120 can be conveniently adjusted, and the contact piece 120 can be conveniently abutted with the printing screen 300.
Specifically, referring to fig. 1 and 4, the sliding rod 220 is cylindrical in shape. Through setting up the shape of slide bar 220 for cylindrically, the area of contact of slide bar 220 and mount 210 can be increased, the rotation stability of slide bar 220 in guiding hole 211 can be improved, the position of contact 120 is conveniently adjusted, the contact 120 and printing screen 300 butt can be conveniently made things convenient for, the convenience of use of antistatic backing is improved.
The guide hole 211 may be cylindrical, so that the contact area between the fixing frame 210 and the sliding rod 220 may be increased, and the rotation stability of the sliding rod 220 in the guide hole 211 may be improved. The shape of the slide rod 220 may be a polygonal column, and the slide rod 220 may be smoothly slid in the guide hole 211.
It should be noted that, the guide hole 211 and the sliding rod 220 are in clearance fit, so that the sliding rod 220 can smoothly rotate in the guide hole 211, and one end of the contact piece 120 is connected to the sliding rod 220, so that the contact piece 120 can approach to the direction of approaching the printing screen 300, and the sliding rod 220 can be driven to rotate in the guide hole 211, so that the contact piece 120 is kept in contact with the printing screen 300, and the use convenience of the antistatic device is improved.
In addition, the fixing frame 210 may be provided with a fixing member, where the fixing member is inserted into the fixing frame 210 and can be abutted against the sliding rod 220, so that the position of the sliding rod 220 on the fixing frame 210 can be conveniently fixed, the position of the contact piece 120 can be stabilized, and the position shake of the contact piece 120 can be reduced, so that the contact piece 120 can be kept in abutment with the printing screen 300, and the reliability of the antistatic device can be improved. The fixing member may be a bolt or a screw, and may be capable of fixing the position of the slide rod 220 to the fixing frame 210.
It will be appreciated that referring to fig. 1 and 4, the sidewall of the fixing frame 210 is provided with at least one second plane 212, and the static eliminator 110 abuts against the second plane 212. The side wall of the fixing frame 210 is provided with at least one second plane 212, the static eliminator 110 is abutted on the second plane 212, the static eliminator 110 and the fixing frame 210 can be conveniently connected together by arranging the second plane 212, the contact area between the static eliminator 110 and the fixing frame 210 can be increased by the second plane 212, the static eliminator 110 can be tightly connected with the fixing frame 210, the shaking of the fixing frame 210 is reduced, the connection stability of the static eliminator 110 and the fixing frame 210 is improved, and the reliability of the anti-static device is improved.
Specifically, referring to fig. 1 and 4, the fixing frame 210 is provided with a plurality of connection holes 213, and the static eliminator 110 is connected to the fixing frame 210 through the plurality of connection holes 213. Through offer a plurality of connecting holes 213 on mount 210 to make static eliminator 110 can be connected with mount 210 through a plurality of connecting holes 213, thereby can conveniently make static eliminator 110 stabilize on second plane 212, and then can improve static eliminator 110 and mount 210's connection stability, conveniently transmit static on the mount 210 to static eliminator 110 in the absorption, make can improve antistatic device's reliability.
It should be noted that, the fixing frame 210 may be connected to the static eliminator 110 through a fastener, so that the fastener is inserted into the connection hole 213 and is screwed to the static eliminator 110, so that the fixing frame 210 and the static eliminator 110 may be conveniently connected together, and the convenience of assembling the static eliminator is improved.
It will be appreciated that, referring to fig. 1 and 2, the printing press according to the second aspect of the present utility model includes the antistatic device according to the first aspect of the present utility model, and has all the technical features of the antistatic device according to the above embodiment, so that the advantages of all the above embodiments are also achieved, and are not repeated herein.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (10)
1. Antistatic device, its characterized in that includes:
the anti-static mechanism comprises a static eliminator and a contact piece, wherein the static eliminator is electrically connected with the contact piece and can be abutted with the printing screen, and the static eliminator is used for absorbing static;
and the adjusting mechanism is used for adjusting the position of the contact piece so that the contact piece can be abutted against the printing screen.
2. The device of claim 1, wherein the adjustment mechanism comprises a fixed frame and a sliding rod, the fixed frame is fixed on the static eliminator, the sliding rod is slidably arranged on the fixed frame, and the contact piece is arranged on the sliding rod.
3. The antistatic device according to claim 2, wherein the end of the contact piece facing away from the sliding rod is provided with a contact arc surface, the contact arc surface is convex in a direction approaching the printing screen, and the contact arc surface abuts against the printing screen.
4. The antistatic device according to claim 2, wherein the end of the sliding rod facing away from the fixing frame is provided with a connecting portion, the contact piece is provided at the connecting portion, and the connecting portion can be abutted with the end of the fixing frame.
5. The antistatic device according to claim 4, wherein the contact piece is provided with an elongated hole, the contact piece is connected with a fastener, the fastener is threaded through the elongated hole, and the fastener is in threaded connection with the connecting portion.
6. The antistatic device according to claim 4, wherein the side wall of the connecting portion is provided with at least a first plane, and the contact piece abuts against the first plane.
7. The antistatic device according to claim 2, wherein a guide hole is provided in the fixed frame in an axial direction of the slide bar, the slide bar is provided in the guide hole, and the slide bar is rotatable in the guide hole.
8. The antistatic device of claim 7, wherein the sliding rod is cylindrical in shape.
9. The anti-static device according to claim 2, wherein at least one second plane is provided on a side wall of the fixing frame, and the static eliminator is abutted against the second plane.
10. Printing machine, characterized in that it comprises an antistatic device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321771620.6U CN220292225U (en) | 2023-07-06 | 2023-07-06 | Antistatic device and printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321771620.6U CN220292225U (en) | 2023-07-06 | 2023-07-06 | Antistatic device and printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220292225U true CN220292225U (en) | 2024-01-02 |
Family
ID=89330144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321771620.6U Active CN220292225U (en) | 2023-07-06 | 2023-07-06 | Antistatic device and printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220292225U (en) |
-
2023
- 2023-07-06 CN CN202321771620.6U patent/CN220292225U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |