CN215155877U

CN215155877U - Full-sealed filling device of needle cylinder type laser soldering paste

Info

Publication number: CN215155877U
Application number: CN202121452841.8U
Authority: CN
Inventors: 尹宏锐; 夏杰; 王凤江; 陶卫健; 王大鹏
Original assignee: Nanjing Tin Refining Co ltd
Current assignee: Nanjing Tin Refining Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-12-14
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses a full-sealed filling device of needle cylinder type laser soldering paste, which comprises a solder paste barrel, wherein an air inlet pipe is fixedly connected with the air inlet end of the solder paste barrel, a material distribution cavity is arranged at the inner side of the solder paste barrel, a top cover is in threaded connection with the top end of the solder paste barrel, a return spring is fixedly connected with the bottom end of the top cover, a pressure plate is fixedly connected with one end of the return spring, a discharging pipe is fixedly connected with the bottom end of the solder paste barrel and corresponds to a discharging port, solder paste is filled into the inner side of a needle cylinder through the discharging pipe and a threaded pipe, the material distribution pipe can uniformly fill solder paste into the needle cylinder, the quantity of the solder paste entering the discharging pipe can be controlled through a control valve, thereby ensuring that each needle cylinder can be filled and stopped simultaneously, ensuring that the quantity of the solder paste in each needle cylinder is the same, ensuring that the time consumed by each needle cylinder is the same when the needle cylinder is used is not needed to pay attention to the residual quantity of the solder paste by people with distraction, thereby further improving the welding quality.

Description

Full-sealed filling device of needle cylinder type laser soldering paste

Technical Field

The utility model relates to a laser soldering paste filling technical field specifically is a totally enclosed filling device of syringe formula laser soldering paste.

Background

The needle cylinder type solder paste is used for welding, is the most convenient, fastest and most efficient scheme in a welding process, and needs to be filled into a special welding machine needle cylinder before laser welding is used so as to facilitate welding;

however, the existing filling of soldering paste is usually performed one by manual work, which not only has slow filling speed and low efficiency, but also is difficult to control the liquid level height of the soldering paste, so that the volumes of the soldering paste in each syringe are inconsistent, and people need to observe the allowance of the soldering paste all the time during soldering, and can not perform soldering with great care.

SUMMERY OF THE UTILITY MODEL

The utility model provides a totally enclosed filling device of syringe formula laser soldering paste, the current soldering paste filling that can effectively solve to propose in the above-mentioned background art carries out the filling one by one through the manual work usually, and not only filling speed is inefficiency slow to it is difficult to control soldering paste liquid level height, so that the inside soldering paste capacity of every cylinder is all inconsistent, leads to people to observe the soldering paste surplus constantly when the welding, can not concentrate on the welded problem.

In order to achieve the above object, the utility model provides a following technical scheme: a needle cylinder type laser soldering paste full-sealed filling device comprises a solder paste barrel, wherein an air inlet pipe is fixedly connected with an air inlet end of the solder paste barrel, a material distribution cavity is formed in the inner side of the solder paste barrel, a top cover is in threaded connection with the top end of the solder paste barrel, a return spring is fixedly connected with the bottom end of the top cover, a pressure plate is fixedly connected with one end of the return spring, a sealing rubber ring is sleeved at the bottom of the outer side of the pressure plate, a discharging hole is formed in the middle of the bottom end of the solder paste barrel, and a discharging pipe is fixedly connected with the bottom end of the solder paste barrel and the position corresponding to the discharging hole;

the fixed control valve that has cup jointed in the outside of discharging pipe, the check valve has been cup jointed in the outside of discharging pipe, divide the material pipe to install in the outside of discharging pipe, divide the output fixedly connected with screwed pipe of material pipe, the outside threaded connection of screwed pipe has reinforced screwed pipe, the top fixedly connected with cylinder of reinforced screwed pipe, the inboard slip embedding of cylinder has the gland, the bottom fixedly connected with base of tin cream bucket, the one end threaded connection of discharging pipe has waste material screw cap.

Preferably, the number of the return springs is two, the two return springs are symmetrically arranged at the top end of the pressure plate, and the diameter of the pressure plate is equal to the inner diameter of the solder paste barrel.

Preferably, the material distributing pipes are provided with a plurality of material distributing pipes, the material distributing pipes are arranged on the outer side of the material discharging pipe at equal intervals, and the air inlet ends of the air inlet pipes are connected with the air outlet ends of the external air pump.

Preferably, the outer bottom of the discharge pipe is fixedly provided with a supporting seat, and the bottom end of the supporting seat is connected with the base.

Preferably, the top fixed mounting of base has the backup pad, a side end face fixed mounting of backup pad has fixed frid, a side end face fixed mounting of backup pad has the fixed block, a side end face of fixed block rotates and is connected with the rotor plate, a side end face of rotor plate rotates and is connected with the rotation seat, the taut spring of top fixedly connected with of rotation seat, the bottom fixedly connected with compression bar of rotation seat, a side end face fixed mounting of rotation seat has the handle.

Preferably, straining spring is provided with two, and two straining spring's one end all is connected with the backup pad, compress tightly the pole and be provided with a plurality of, a plurality of compresses tightly the pole equidistance and installs the bottom at the seat of rotating.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. be provided with the tin cream bucket, the intake pipe, divide the material chamber, the discharging pipe, a control valve, a check valve, divide the material pipe, the screwed pipe, reinforced screwed pipe, the cylinder, the extrusion lid, a pedestal, the tin cream passes through the discharging pipe and the inboard of screwed pipe filling cylinder, divide the inside of material pipe can be even filling cylinder with the tin cream, and can control the tin cream quantity that enters into the discharging pipe inside through the control valve, thereby guarantee that every cylinder can all be filled simultaneously and stop, guarantee that the tin cream quantity homogeneous phase of the inside filling of every cylinder is the same, make the time homogeneous phase of every cylinder consumption when using the same, pay close attention to the tin cream surplus without people's distraction, thereby further improve welding quality.

2. Be provided with backup pad, fixed frid, fixed block, rotor plate, rotate the seat, taut spring, compression bar and handle, drive the rotor plate and compress tightly to extrusion lid department through pressing down the handle to extrude totally with the inside air of cylinder, prevent that the inside tin cream of cylinder from having the bubble, guarantee the even of solder joint, thereby improve welded quality, and the initial position can be drawn back to again to rotating the seat to the taut spring after compressing tightly, and is simple and convenient.

3. Be provided with the top cap, reset spring, the pressure plate, the sealing rubber circle, discharge gate and waste material screw cap, through unscrewing waste material screw cap, close outside air pump again, then pull back initial position with the pressure plate through reset spring, then pressurize to the intracavity portion of material distributing through the intake pipe, thereby get rid of the remaining tin cream of discharging pipe, then carry out reuse, resources are saved, and when not using the liquid filling machine at a period, can prevent the tin cream at the inside caking of pipeline, guarantee the noncongestion of pipeline.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the mounting structure of the return spring of the present invention;

FIG. 3 is a schematic view of the installation structure of the control valve of the present invention;

FIG. 4 is a schematic view of the installation structure of the fixed slot plate of the present invention;

FIG. 5 is a schematic view of the mounting structure of the grip of the present invention;

reference numbers in the figures: 1. a solder paste barrel; 2. an air inlet pipe; 3. a material distributing cavity; 4. a top cover; 5. a return spring; 6. a pressure plate; 7. sealing the rubber ring; 8. a discharge port; 9. a discharge pipe; 10. a control valve; 11. a one-way valve; 12. distributing pipes; 13. a threaded pipe; 14. a charging threaded pipe; 15. a needle cylinder; 16. extruding a cover; 17. a base; 18. a support plate; 19. fixing the groove plate; 20. a fixed block; 21. a rotating plate; 22. a rotating seat; 23. tensioning the spring; 24. a hold down bar; 25. a grip; 26. a scrap screw cap.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1-5, the utility model provides a technical scheme, a needle cylinder type laser soldering paste full-sealing filling device, which comprises a solder paste barrel 1, an air inlet pipe 2 is fixedly connected with the air inlet end of the solder paste barrel 1, a material distribution cavity 3 is arranged at the inner side of the solder paste barrel 1, a top end of the solder paste barrel 1 is in threaded connection with a top cover 4, a return spring 5 is fixedly connected with the bottom end of the top cover 4, one end of the return spring 5 is fixedly connected with a pressure plate 6, two return springs 5 are arranged, the two return springs 5 are symmetrically arranged at the top end of the pressure plate 6, the diameter of the pressure plate 6 is equal to the inner diameter of the solder paste barrel 1, so as to facilitate the reset of the pressure plate 6, a sealing rubber ring 7 is sleeved at the bottom position of the outer side of the pressure plate 6, a discharge port 8 is arranged at the middle position of the bottom end of the solder paste barrel 1, a discharge pipe 9 is fixedly connected at the position corresponding to the discharge port 8 at the bottom end of the solder paste barrel 1, a plurality of material distributing pipes 12 are arranged, the material distributing pipes 12 are equidistantly arranged on the outer side of the discharge pipe 9, and the air inlet end of the air inlet pipe 2 is connected with the air outlet end of an external air pump, so that the material is conveniently injected into the needle cylinder 15;

the fixed cover in the outside of discharging pipe 9 has been connected with control valve 10, check valve 11 has been cup jointed in the outside of discharging pipe 9, branch material pipe 12 is installed in the outside of discharging pipe 9, the output fixedly connected with screwed pipe 13 of branch material pipe 12, the outside threaded connection of screwed pipe 13 has reinforced screwed pipe 14, the top fixedly connected with cylinder 15 of reinforced screwed pipe 14, the inboard slip embedding of cylinder 15 has gland 16, the bottom fixedly connected with base 17 of tin cream bucket 1, the one end threaded connection of discharging pipe 9 has waste material screw cap 26.

Base 17's top fixed mounting has backup pad 18, a side end face fixed mounting of backup pad 18 has fixed frid 19, a side end face fixed mounting of backup pad 18 has fixed block 20, a side end face of fixed block 20 rotates and is connected with rotor plate 21, a side end face of rotor plate 21 rotates and is connected with rotation seat 22, the top fixedly connected with straining spring 23 who rotates seat 22, the bottom fixedly connected with compression bar 24 who rotates seat 22, straining spring 23 is provided with two, two straining spring 23's one end all is connected with backup pad 18, compression bar 24 is provided with a plurality of, the bottom at rotation seat 22 is installed to a plurality of compression bar 24 equidistance, the convenience compresses tightly the tin cream, a side end face fixed mounting who rotates seat 22 has handle 25.

The utility model discloses a theory of operation and use flow: firstly, an empty syringe 15 needing to be filled with solder paste penetrates through a fixed slotted plate 19, then a feeding threaded pipe 14 is connected to the outer side of a threaded pipe 13 in a threaded manner, so that the syringe 15 is fixed, then a pressing cover 16 is pressed to the bottom of the inner side of the syringe 15, then the solder paste is filled into the inner side of a material distribution cavity 3, then a pressure plate 6 is pressed into the inner side of the solder paste barrel 1, then a top cover 4 is screwed to the top end of the solder paste barrel 1, then external air is introduced into the material distribution cavity 3 through an air inlet pipe 2, at the moment, the pressure plate 6 is pushed downwards by air pressure, so that the solder paste in the material distribution cavity 3 is pressed into the inner side of a material outlet pipe 9, at the moment, a control valve 10 is opened, so that the solder paste is filled into the inner side of a material distribution pipe 12 through the material outlet pipe 9, then the solder paste is filled into the inner side of the syringe 15 through the threaded pipe 13 uniformly, the quantity of the solder paste entering the discharging pipe 9 can be controlled through the control valve 10, so that each needle cylinder 15 can be ensured to be filled and stopped at the same time, the quantity of the solder paste filled in each needle cylinder 15 is ensured to be the same, the time consumed by each needle cylinder 15 in use is the same, people do not pay attention to the solder paste allowance, and the welding quality is further improved;

then, after the solder paste is filled, the handle 25 is pressed to drive the rotating seat 22 to move downwards, at the moment, the rotating seat 22 drives the rotating plate 21 to rotate on one side of the fixed block 20, at the moment, the pressing rod 24 is driven by the rotating seat 22 to press the pressing cover 16, so that air inside the needle cylinder 15 is completely pressed, the solder paste inside the needle cylinder 15 is prevented from having bubbles, the uniformity of welding spots is ensured, the welding quality is improved, and the tensioning spring 23 can pull the rotating seat 22 back to the initial position again after the pressing is completed, so that the soldering process is simple and convenient;

finally, after a period of use, through unscrewing waste screw cap 26, close outside air pump again, then pull back pressure plate 6 to initial position through reset spring 5, then pressurize material chamber 3 inside through intake pipe 2 to get rid of discharging pipe 9 remaining tin cream, then utilize once more, resources are saved, and when a period of time does not use the liquid filling machine, can prevent the tin cream at the inside caking of pipeline, guarantee the unblocked of pipeline.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a totally enclosed filling device of syringe formula laser soldering paste, includes tin cream bucket (1), its characterized in that: an air inlet pipe (2) is fixedly connected with an air inlet end of the solder paste barrel (1), a distributing cavity (3) is formed in the inner side of the solder paste barrel (1), a top cover (4) is connected with the top end of the solder paste barrel (1) in a threaded manner, a reset spring (5) is fixedly connected with the bottom end of the top cover (4), a pressure plate (6) is fixedly connected with one end of the reset spring (5), a sealing rubber ring (7) is sleeved at the bottom position of the outer side of the pressure plate (6), a discharge hole (8) is formed in the middle position of the bottom end of the solder paste barrel (1), and a discharge pipe (9) is fixedly connected with the bottom end of the solder paste barrel (1) at a position corresponding to the discharge hole (8);

the fixed control valve (10) that has cup jointed in the outside of discharging pipe (9), check valve (11) have been cup jointed in the outside of discharging pipe (9), divide material pipe (12) are installed in the outside of discharging pipe (9), divide output fixedly connected with screwed pipe (13) of material pipe (12), the outside threaded connection of screwed pipe (13) has reinforced screwed pipe (14), the top fixedly connected with cylinder (15) of reinforced screwed pipe (14), the inboard sliding embedding of cylinder (15) has gland (16), the bottom fixedly connected with base (17) of tin cream bucket (1), the one end threaded connection of discharging pipe (9) has waste material screw cap (26).

2. A hermetically sealed filling apparatus for a syringe-type laser soldering paste according to claim 1, wherein: the two reset springs (5) are symmetrically arranged at the top end of the pressure plate (6), and the diameter of the pressure plate (6) is equal to the inner diameter of the solder paste barrel (1).

3. A hermetically sealed filling apparatus for a syringe-type laser soldering paste according to claim 1, wherein: divide material pipe (12) to be provided with a plurality of, a plurality of divides material pipe (12) equidistance to install in the outside of discharging pipe (9), the inlet end and the outside air pump of intake pipe (2) are given vent to anger and are held and be connected.

4. A hermetically sealed filling apparatus for a syringe-type laser soldering paste according to claim 1, wherein: the outer side bottom position department fixed mounting of discharging pipe (9) has the supporting seat, the bottom of supporting seat is connected with base (17).

5. A hermetically sealed filling apparatus for a syringe-type laser soldering paste according to claim 1, wherein: the utility model discloses a supporting device for the automobile seat, including base (17), backup pad (18), a side end face fixed mounting of backup pad (18) has fixed frid (19), a side end face fixed mounting of backup pad (18) has fixed block (20), a side end face of fixed block (20) rotates and is connected with rotor plate (21), a side end face of rotor plate (21) rotates and is connected with rotation seat (22), the top fixedly connected with straining spring (23) of rotation seat (22), the bottom fixedly connected with compression bar (24) of rotation seat (22), a side end face fixed mounting of rotation seat (22) has handle (25).

6. A full-sealed filling device of a syringe type laser soldering paste according to claim 5, wherein: the tensioning springs (23) are arranged in two numbers, one ends of the two tensioning springs (23) are connected with the supporting plate (18), the pressing rods (24) are provided with a plurality of pressing rods (24), and the plurality of pressing rods (24) are arranged at the bottom end of the rotating seat (22) in an equidistant mode.