CN214378333U

CN214378333U - Spiral copper line protection device that blows

Info

Publication number: CN214378333U
Application number: CN202023252668.5U
Authority: CN
Inventors: 庄文凯
Original assignee: Shanghai Xinpan Semiconductor Technology Co ltd
Current assignee: Shanghai Xinpan Semiconductor Technology Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-10-08
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a spiral copper line protection device that blows, including the part of blowing, fixedly connected with air intake component on the lateral wall of part of blowing, be equipped with the inlet port on the part of admitting air, be equipped with a plurality of biography gas grooves in the inlet port, be equipped with the direction annular in the part of blowing, the upper end of direction annular is equipped with the gas transmission mouth, the lower extreme of direction annular is equipped with down the gas transmission mouth, go up the gas transmission mouth and all be equipped with the air duct down on the gas transmission mouth, be equipped with the U-shaped chamber on the part of blowing, be equipped with in the U-shaped chamber and be used for realizing air duct and last gas transmission mouth, fixed establishment down between the gas transmission mouth. The utility model discloses rational in infrastructure, its simple structure makes the degree of difficulty low, and simple to operate does not need to change other parts of board, can reach better effect, according to the thickness demand of difference, the shape of direction annular with arrange size such as density, width, degree of depth and not have the limitation.

Description

Spiral copper line protection device that blows

Technical Field

The utility model relates to a spiral copper line technical field especially relates to a spiral copper line protection device that blows.

Background

At present, a copper wire blowing protection device of a WB machine table in a packaging factory is in a through hole form, and due to the fact that no gas guiding effect exists, gas in a cavity is blown upwards and downwards and then diffuses all around, so that a frame cannot be blown, or defects such as oxidation of a bonding wire, poor sphericity, rising of ball falling or point falling probability and the like can be caused.

At present, the method for realizing the blowing protection device of the ball-bonding copper wire in the packaging factory is mainly realized in a way that gas enters the device from a communicating hole in a cuboid cavity and then flows and blows the gas from an upper through hole and a lower through hole at the head part.

The following disadvantages are present in the form of straight-through holes for blowing out the protective gas:

1. the blown protective gas is uneven, the upward flow rate is possibly large, the downward flow rate is possibly large, and the process parameters are unstable;

2. the gas is easy to reversely impact in the cavity, so that the flow of the blown gas is reduced;

3. the parameters set for the machines are different, so that the parameters of the machines are difficult to unify, and inconvenience in machine change and debugging is caused.

Therefore, a spiral copper wire blowing protection device is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the spiral copper line protection device that blows that proposes, a structure is simple, it is low to make the degree of difficulty, high durability and convenient installation, do not need to change other parts of board, can reach better effect, according to the thickness demand of difference, the shape of direction annular with arrange density, the width, size such as degree of depth do not have the limitation, effectual solution is because of inside air current offset, at the inside gaseous energy loss of gas blowing device, lead to the protective gas can't reach bonding wire part or frame surface, help promoting protective gas's transmission reliability.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a spiral copper wire air blowing protection device comprises an air blowing component, wherein an air inlet component is fixedly connected to the side wall of the air blowing component, the air inlet component is provided with an air inlet hole, a plurality of air transmission grooves are arranged in the air inlet hole, a guide ring groove is arranged in the air blowing component, the upper end of the guide ring groove is provided with an upper gas transmission port, the lower end of the guide ring groove is provided with a lower gas transmission port, the upper air delivery port and the lower air delivery port are both provided with air ducts, the air blowing part is provided with a U-shaped cavity, a fixing mechanism for realizing the fixation between the air duct and the upper air delivery port and the lower air delivery port is arranged in the U-shaped cavity, a double-head threaded rod is rotationally connected in the U-shaped cavity, a transmission mechanism used for providing power required by the fixing mechanism is arranged on the double-head threaded rod, and a sealing mechanism for realizing sealing between the air duct and the upper air delivery port and between the air duct and the lower air delivery port is arranged on the side wall of the air duct.

Preferably, the fixing mechanism comprises two bayonets arranged on the air duct, two ends of the U-shaped cavity are both connected with sliding plates in a sliding manner, a push rod penetrating through the U-shaped cavity is fixedly connected to the sliding plates, and the push rod is matched with the bayonets.

Preferably, drive mechanism is including setting up the pivot on double threaded rod, the left end of pivot runs through the gas blowing part and fixedly connected with changes the handle, two slide respectively with double threaded rod's both ends threaded connection.

Preferably, the sealing mechanism is arranged on a telescopic air bag between the inner side wall of the U-shaped cavity and the sliding plate, and the side wall of the air duct is fixedly connected with an annular air bag.

Preferably, the telescopic air bag is communicated with an annular air bag through a pipeline, and the annular air bag is arranged on the upper side of the bayonet.

Preferably, the guide ring grooves in the upper gas transmission port are arranged clockwise, and the guide ring grooves in the lower gas transmission port are arranged anticlockwise.

Compared with the prior art, the utility model, its beneficial effect does:

1. the utility model can effectively solve the dispersion phenomenon of the protective gas generated by the opposite impact of the airflow, and is helpful to promote the protective gas to effectively reach the operation surface of the frame;

2. the utility model can change the tightness of the thread according to the different thickness and size, thereby achieving the actual ideal effect;

3. the utility model discloses its simple structure, it is low to make the degree of difficulty, and simple to operate does not need to change other parts of board.

Drawings

Fig. 1 is a schematic front view of a spiral copper wire blowing protection device provided by the present invention;

fig. 2 is a schematic top view of a spiral copper wire blowing protection device provided by the present invention;

FIG. 3 is a schematic view of a cross-sectional structure of a head of a spiral copper wire blowing protection device according to the present invention;

fig. 4 is an enlarged schematic view of a structure at a position a of the spiral copper wire blowing protection device provided by the utility model.

In the figure: the air blowing device comprises an air blowing component 1, an air inlet component 2, an air inlet hole 3, an air transfer groove 4, a guide ring groove 5, an upper air transfer port 6, a lower air transfer port 7, an air guide pipe 8, a U-shaped cavity 9, a double-head threaded rod 10, a bayonet 11, a sliding plate 12, a push rod 13, a rotating handle 14, a telescopic air bag 15 and an annular air bag 16.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

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 also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1-4, a spiral copper wire air blowing protection device comprises an air blowing component 1, an air inlet component 2 is fixedly connected to the side wall of the air blowing component 1, an air inlet hole 3 is formed in the air inlet hole 3, a plurality of air transmission grooves 4 are formed in the air blowing component 1, a guide ring groove 5 is formed in the air blowing component 1, an upper air delivery port 6 is formed in the upper end of the guide ring groove 5, a lower air delivery port 7 is formed in the lower end of the guide ring groove 5, air guide tubes 8 are arranged on the upper air delivery port 6 and the lower air delivery port 7, a U-shaped cavity 9 is formed in the air blowing component 1, a fixing mechanism for fixing the air guide tubes 8 with the upper air delivery port 6 and the lower air delivery port 7 is arranged in the U-shaped cavity 9 and comprises two bayonets 11 arranged on the air guide tubes 8, sliding plates 12 are connected to both ends of the U-shaped cavity 9 in a sliding manner, a push rod 13 penetrating through the U-shaped cavity 9 is fixedly connected to the sliding plate 12, and the push rod 13 is matched with the bayonets 11, go up the direction annular 5 clockwise of gas transmission mouth 6 and arrange, the direction annular 5 of gas transmission mouth 7 is anticlockwise arranges down to solve because of the dispersion phenomenon that the air current offset protective gas produced, help promoting the effectual frame operation surface that reaches of protective gas, can change the compactness of screw thread according to the difference of thickness size simultaneously, reach actual ideal effect.

The internal rotation of U-shaped chamber 9 is connected with double threaded rod 10, be equipped with the drive mechanism who is used for providing fixed establishment needs power on double threaded rod 10, drive mechanism is including setting up the pivot on double threaded rod 10, the left end of pivot runs through gas blowing part 1 and fixedly connected with changes 14, two slides 12 respectively with the both ends threaded connection of double threaded rod 10, through setting up double threaded rod 10, change 14, U-shaped chamber 9 etc. for simple structure, the manufacturing degree of difficulty is low, high durability and convenient installation, other parts of board need not be changed.

Be equipped with on the lateral wall of air duct 8 and be used for realizing air duct 8 and last gas transmission mouth 6, sealed sealing mechanism between the gas transmission mouth 7 down, sealing mechanism sets up flexible gasbag 15 between U-shaped chamber 9 inside wall and slide 12, fixedly connected with annular gasbag 16 on the lateral wall of air duct 8, flexible gasbag 15 passes through the pipeline intercommunication with annular gasbag 16, annular gasbag 16 sets up the upside at bayonet 11, through setting up annular gasbag 16, flexible gasbag 15, slide 12 etc., the realization is when slide 12 moves, can drive flexible gasbag 15 motion, it is sealed to press into annular gasbag 16 with gas, make the integrated device leakproofness better.

When the utility model is used, firstly, the air duct 8 is respectively inserted into the upper air transmission port 6 and the lower air transmission port 7, then the rotating handle 14 is rotated, the double-threaded rod 10 is rotated, the thread directions of the left end and the right end of the double-threaded rod 10 are opposite, so that the two sliding plates 12 move towards the middle, the push rod 13 is moved to be inserted into the bayonet 11, the limit to the air duct 8 is realized, meanwhile, the sliding plates 12 move, the gas in the telescopic air bag 15 is pressed into the annular air bag 16, so that the annular air bag 16 is expanded, the sealing between the air duct 8 and the upper air transmission port 6 as well as the lower air transmission port 7 is realized, the protective gas is input through the gas transmission groove 4 during the work, the guide groove 5 is needed to guide when the protective gas reaches the upper air transmission port 6 and the lower air transmission port 7, the vertical gas transmission distance can be expanded simultaneously, the protective effect to the copper wire can not be achieved due to the unbalanced upper and lower gas transmission, therefore, the starting point of the upward and downward directions of the guide ring groove 5 is the central part, so that the guide ring groove 5 rotates clockwise from the central part and rotates counterclockwise downwards, the input of the guide ring groove is just connected with the central part of the gas transmission groove 4, and the guide effect on the protective gas is realized.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A spiral copper wire blowing protection device comprises a blowing component (1) and is characterized in that a gas inlet component (2) is fixedly connected to the side wall of the blowing component (1), a gas inlet hole (3) is formed in the gas inlet component (2), a plurality of gas transmission grooves (4) are formed in the gas inlet hole (3), a guide ring groove (5) is formed in the blowing component (1), an upper gas transmission port (6) is formed in the upper end of the guide ring groove (5), a lower gas transmission port (7) is formed in the lower end of the guide ring groove (5), gas guide pipes (8) are arranged on the upper gas transmission port (6) and the lower gas transmission port (7), a U-shaped cavity (9) is formed in the blowing component (1), a fixing mechanism used for fixing the gas guide pipes (8) and the upper gas transmission port (6) and the lower gas transmission port (7) is arranged in the U-shaped cavity (9), and a double-head threaded rod (10) is rotationally connected to the U-shaped cavity (9), the double-end threaded rod (10) is provided with a transmission mechanism for providing power required by the fixing mechanism, and the side wall of the air duct (8) is provided with a sealing mechanism for sealing the air duct (8), the upper air conveying port (6) and the lower air conveying port (7).

2. A spiral copper wire air blowing protection device according to claim 1, wherein the fixing mechanism comprises two bayonets (11) arranged on the air guide tube (8), sliding plates (12) are slidably connected to both ends of the U-shaped cavity (9), a push rod (13) penetrating through the U-shaped cavity (9) is fixedly connected to the sliding plates (12), and the push rod (13) is matched with the bayonets (11).

3. A spiral copper wire air blowing protection device according to claim 2, wherein the transmission mechanism comprises a rotating shaft arranged on the double-threaded rod (10), the left end of the rotating shaft penetrates through the air blowing component (1) and is fixedly connected with a rotating handle (14), and the two sliding plates (12) are respectively in threaded connection with two ends of the double-threaded rod (10).

4. A spiral copper wire blowing protection device according to claim 1, wherein the sealing mechanism is arranged on a telescopic air bag (15) between the inner side wall of the U-shaped cavity (9) and the sliding plate (12), and an annular air bag (16) is fixedly connected to the side wall of the air duct (8).

5. A spiral copper wire blowing protection device according to claim 4, characterized in that the telescopic air bag (15) is communicated with an annular air bag (16) through a pipeline, and the annular air bag (16) is arranged at the upper side of the bayonet (11).

6. A spiral copper wire blowing protection device according to claim 1, characterized in that the guide ring grooves (5) in the upper gas transmission port (6) are arranged clockwise, and the guide ring grooves (5) in the lower gas transmission port (7) are arranged counterclockwise.