CN210129996U

CN210129996U - Electrostatic elimination device after reflow soldering

Info

Publication number: CN210129996U
Application number: CN201921043417.0U
Authority: CN
Inventors: 朱韵; 谢小绒
Original assignee: Fujian Kaisida Electronic Co Ltd
Current assignee: Fujian Kaisida Electronic Co Ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-03-06
Anticipated expiration: 2029-07-05

Abstract

The utility model provides an electrostatic elimination device after reflow soldering relates to the product processing field, and the upper end thread tightening of box inner chamber has the ring, the ring on cup jointed the V template, the welding of one side that the V template is relative has the ion wind stick, the middle part intercommunication of box inner chamber lower extreme has a rectangle section of thick bamboo, the connector has been seted up to the both sides of a rectangle section of thick bamboo, the inner chamber of connector is provided with the hang plate, and two one side of hang plate extends to respectively the outside of one side is opposite to the rectangle section of thick bamboo, the left side cross-under has duckbilled formula syringe needle on the hang plate, the utility model discloses when making the air current that the particle wind stick blew out can carry out electrostatic elimination to the circuit board after the processing, still can utilize perpendicular decurrent air current to eliminate the static that is producing in the reflow soldering process, avoid the circumstances such as the burning that static produced after.

Description

Electrostatic elimination device after reflow soldering

Technical Field

The utility model relates to a product processing technology field specifically is a static-eliminating device after reflow soldering.

Background

Reflow soldering, also called reflow soldering, is a soldering technique developed with the advent of miniaturized electronic products, and is mainly applied to soldering of various surface-mounted components.

However, when reflow soldering is performed on plastic components such as circuit boards, electric sparks are generated to some extent during soldering, and the plastic components such as circuit boards are sometimes damaged to some extent after the electric sparks are in contact with static electricity.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, a technical scheme is provided for solving the problem that electric sparks are easy to damage plastic elements such as a circuit board and the like during reflow soldering.

Technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a static eliminating device after reflow soldering comprises a box body, a circular ring, a V-shaped plate, an ion wind rod, a rectangular cylinder, connecting ports, an inclined plate, a duckbilled needle head, a sleeve, a rubber film, a backflow pipe, a silver wire, a limiting ring, an adsorption plate, an inclined separation plate, a threaded port, a placing port, a rotating disc and a handle, wherein the circular ring is fixed at the upper end of an inner cavity of the box body through threads, the V-shaped plate is sleeved on the circular ring, the ion wind rod is welded at one side opposite to the V-shaped plate, the rectangular cylinder is communicated with the middle of the lower end of the inner cavity of the box body, the connecting ports are arranged at two sides of the rectangular cylinder, the inclined plates are arranged in the inner cavity of the connecting ports, one sides of the two inclined plates extend to the outer part of the opposite side of the rectangular cylinder respectively, the duckbilled needle head is inserted on the inclined plate at the left side, the sleeve is communicated with the lower part of, the lower part of the sleeve, which is close to one end of the rubber film, is communicated with a return pipe, the return pipe is communicated with an inner cavity of the box body, a silver wire is fixedly mounted on the upper part of the inclined plate on the right side, a limiting ring is inserted into one end of the silver wire, and one end of the silver wire is inserted into the left side and is fixedly connected with the upper end of the inclined plate.

Furthermore, the bottom of box bonds and has the adsorption plate, just the adsorption plate is located the both sides of a rectangular cylinder.

Furthermore, the connector is sleeved with the inclined plates through a transverse rod in the middle of the inner cavity, and the two inclined plates are close to the upper part of one side of the inner cavity of the box body and are provided with inclined blocking plates.

Further, the right inclined plate is located at an upper portion of the left inclined plate.

Furthermore, a threaded opening is formed in the upper end of the box body, placing openings are formed in two sides of the threaded opening, and a rotating disc is connected to the inner cavity of the threaded opening in a threaded mode.

Furthermore, the ring is located the middle part of rolling disc, just the size of ion wind stick both sides is the same with the size of placing the mouth, the upper end fixed mounting of rolling disc has the handle.

The working principle is as follows: during the use, through placing the box on the reflow soldering production line, and press down the box and make adsorption plate and transfer chain both sides adsorb fixedly, the intercommunication through external power source afterwards, make particle wind stick start-up form the air current and blow downwards, make the air current from rectangle bobbin base end blowout on the circuit board remaining static eliminate, and when the air current blows off, because of the air flow is great and under the separation of slope separation board, there is some air current can flow back, thereby the air current that makes the backward flow can promote the right side hang plate and be close to the perk of one side of rectangle bobbin cavity, opposite side pulling silver wire is downward, thereby it is upwards to stimulate the left side hang plate, thereby make duckbilled formula syringe needle on the left side hang plate insert in the rubber membrane, thereby carry out the electrostatic elimination to the circuit board in the reflow soldering, thereby avoid among the welding process to lead to the circuit board to appear damaging because of the contact of electric spark and static.

Advantageous effects

The utility model discloses a mutually supporting of interior structure of particle wind stick and rectangle section of thick bamboo makes the air current that the particle wind stick blew off can carry out the static elimination to the circuit board after the processing in, still can utilize perpendicular decurrent air current to eliminate the static that produces in the reflow soldering in-process, avoids the condition such as the burning that produces after static and the electric spark contact.

The utility model discloses a mutually supporting of two hang plates and silver-colored line makes the right side hang plate when the air current blows the lower silver-colored line that moves, and the silver-colored line can stimulate the perk of left side hang plate to make duckbilled formula syringe needle dock with the sleeve.

The utility model discloses a mutually supporting of duckbilled formula syringe needle, sleeve, rubber membrane and back flow makes the left side hang plate because of the pulling perk of silver-colored line, and the perk of needle point department of duckbilled formula syringe needle has alternated the rubber membrane to the air current that makes the interior particle wind stick of sleeve form can be followed duckbilled formula syringe needle blowout, carries out electrostatic elimination with this circuit board of adjusting well in the course of working.

The utility model discloses a screw thread mouth, place mutually supporting of mouth, rolling disc and handle, make its accessible wrench movement handle make the rolling disc along screw thread mouth rebound to make the particle wind stick shift out in can following the box, thereby made things convenient for maintenance and change to the particle wind stick.

Drawings

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

fig. 2 is a bottom view of the inner cavity of the sleeve of the present invention;

fig. 3 is a top view of the box body of the present invention.

The device comprises a box body 1, a circular ring 2, a 3V-shaped plate, a particle wind rod 4, a rectangular cylinder 5, a connecting port 6, an inclined plate 7, a duckbilled needle 8, a sleeve 9, a rubber film 10, a return pipe 11, a silver wire 12, a limiting ring 13, an adsorption plate 14, an inclined separation plate 15, a threaded port 16, a placing port 17, a rotating disc 18 and a handle 19.

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 first embodiment is as follows:

as shown in figure 1, the embodiment of the utility model provides a static electricity eliminating device after reflow soldering, which comprises a box body 1, a circular ring 2, a V-shaped plate 3, an ion wind rod 4, a rectangular cylinder 5, a connecting port 6, an inclined plate 7, a duckbilled needle 8, a sleeve 9, a rubber film 10, a backflow pipe 11, a silver wire 12, a limiting ring 13, an adsorption plate 14, an inclined baffle plate 15, a threaded port 16, a placing port 17, a rotating disc 18 and a handle 19, wherein the circular ring 2 is fixed on the upper end of the inner cavity of the box body 1 through threads, the V-shaped plate 3 is sleeved on the circular ring 2, the ion wind rod 4 is welded on one side opposite to the V-shaped plate 3, the rectangular cylinder 5 is communicated with the middle part of the lower end of the inner cavity of the box body 1, the two sides of the rectangular cylinder 5 are provided with the inclined plates 7, one side of the two connecting ports 7 respectively extends to the outside of the opposite side of the rectangular cylinder 5, the, the left lower part intercommunication of box 1 has sleeve 9, and the one end fix with screw that box 1 inner chamber was kept away from to sleeve 9 has rubber membrane 10, and the lower part intercommunication that sleeve 9 is close to rubber membrane 10 one end has back flow 11, and back flow 11 and box 1's inner chamber intercommunication, and the upper portion fixed mounting of right side hang plate 7 has silver-colored line 12, and the one end interlude of silver-colored line 12 has spacing ring 13, the one end of silver-colored line 12 interlude and the upper end fixed connection of left side hang plate 7.

The bottom end of the box body 1 is adhered with an adsorption plate 14, and the adsorption plate 14 is positioned at two sides of the rectangular cylinder 5.

The connecting port 6 is sleeved with the inclined plates 7 through the transverse rod in the middle of the inner cavity, and the inclined blocking plates 15 are arranged on the upper parts of the two inclined plates 7 close to one side of the inner cavity of the box body 1.

The right inclined plate 7 is located above the left inclined plate 7.

The upper end of the box body 1 is provided with a threaded opening 16, two sides of the threaded opening 16 are provided with placing openings 17, and the inner cavity of the threaded opening 16 is in threaded connection with a rotating disc 18.

The circular ring 2 is positioned in the middle of the rotating disc 18, the size of the two sides of the ion wind rod 4 is the same as that of the placing opening 17, and a handle 19 is fixedly installed at the upper end of the rotating disc 18.

Example two:

under the condition based on embodiment one, the two left-side inclined blocking plates 15 are preferred, and a V-shape is formed between the two inclined blocking plates 15, so that the downward airflow and the upward airflow generated by the particle air rod 4 cannot influence the left-side inclined plate 7, and the right-side inclined plate 7 can effectively drive the left-side inclined plate 7 to tilt.

Example three:

based on the second embodiment, it can be seen that when the box body 1 is placed on the reflow soldering transmission line, the left side of the box body 1 is aligned with the soldering position of the circuit board, and the box body 1 is pressed downwards to make the adsorption discs on the two sides of the box body 1 adsorb and fix with the transmission line, so as to ensure that the box body 1 does not deviate due to the shaking of the particle wind rod 4 during operation, at this time, the rectangular cylinder 5 extends to the middle part of the transmission line and is positioned on the upper part of the circuit board during transmission, then the particle wind rod 4 operates to form airflow to enter the rectangular cylinder 5, the airflow generated by the particle wind rod 4 is large, the gap left between the bottom end of the rectangular cylinder 5 and the bottom end of the transmission line is small, so that a part of the airflow entering the rectangular cylinder 5 has a reflow state, at this time, due to the obstruction of the inclined baffle plate 15 on the lower part on the left side, make right side hang plate 7 one side perk opposite side down blowing of air current to make silver wire 12 stimulate left side hang plate 7 perk, make duckbilled formula syringe needle 8 insert in rubber membrane 10, thereby can blow the circuit board department of big processing just with the air current that particle wind stick 4 produced, eliminated static.

Example four:

in the first embodiment, a small torsion spring is fixedly mounted at the sleeve joint of the inclined plate 7 and the transverse rod at the connecting port 6, and two ends of the small torsion spring are respectively fixed to one side of the inclined plate 7 and one side of the transverse rod by means of drop welding.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides a static-eliminating device after reflow soldering, includes box (1), ring (2), V template (3), ion wind stick (4), a rectangular cylinder (5), connector (6), hang plate (7), duckbilled formula syringe needle (8), sleeve (9), rubber membrane (10), back flow (11), silver-colored line (12), spacing ring (13), adsorption plate (14), slope baffler (15), screw thread mouth (16), place mouthful (17), rolling disc (18), handle (19), its characterized in that: the upper end of the inner cavity of the box body (1) is fixed with a circular ring (2) in a threaded manner, the circular ring (2) is sleeved with a V-shaped plate (3), one side of the V-shaped plate (3) opposite to the circular ring is welded with an ion wind rod (4), the middle part of the lower end of the inner cavity of the box body (1) is communicated with a rectangular cylinder (5), two sides of the rectangular cylinder (5) are provided with connecting ports (6), the inner cavity of each connecting port (6) is provided with an inclined plate (7), one side of each inclined plate (7) extends to the outside of the opposite side of the rectangular cylinder (5), a duckbilled needle (8) is inserted in each inclined plate (7) on the left side, the left lower part of the box body (1) is communicated with a sleeve (9), a rubber membrane (10) is fixed on one end, far away from the inner cavity of the box body (1), of the lower part, close to one end of the sleeve (9), the backflow pipe (11) is communicated with the inner cavity of the box body (1), a silver wire (12) is fixedly mounted on the upper portion of the inclined plate (7) on the right side, a limiting ring (13) is inserted into one end of the silver wire (12), and one end of the silver wire (12) which is inserted into the inclined plate is fixedly connected with the upper end of the inclined plate (7) on the left side.

2. The post-reflow static elimination apparatus of claim 1, wherein: the bottom of the box body (1) is bonded with an adsorption plate (14), and the adsorption plate (14) is positioned on two sides of the rectangular cylinder (5).

3. The post-reflow static elimination apparatus of claim 1, wherein: the connecting port (6) is sleeved with the inclined plates (7) through a transverse rod in the middle of the inner cavity, and the two inclined plates (7) are close to the upper part of one side of the inner cavity of the box body (1) and are provided with inclined blocking plates (15).

4. The post-reflow static elimination apparatus of claim 1, wherein: the right inclined plate (7) is positioned at the upper part of the left inclined plate (7).

5. The post-reflow static elimination apparatus of claim 1, wherein: the upper end of the box body (1) is provided with a threaded opening (16), two sides of the threaded opening (16) are provided with placing openings (17), and an inner cavity of the threaded opening (16) is in threaded connection with a rotating disc (18).

6. The post-reflow static elimination apparatus of claim 1, wherein: the ring (2) is positioned in the middle of the rotating disc (18), the size of the two sides of the ion wind rod (4) is the same as that of the placing opening (17), and a handle (19) is fixedly mounted at the upper end of the rotating disc (18).