CN218486449U

CN218486449U - Solder paste coating device for processing mobile phone charger

Info

Publication number: CN218486449U
Application number: CN202221736896.6U
Authority: CN
Inventors: 赵坛玲
Original assignee: Individual
Current assignee: Chongqing Lianmao Electronic Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2023-02-17
Anticipated expiration: 2032-07-07

Abstract

The utility model belongs to the technical field of charger production, and discloses a solder paste coating device for processing a mobile phone charger, which comprises a bracket, wherein a rotatable driving gear is arranged on the bracket, a transmission belt is sleeved on the driving gear in a meshing way, and a frame is arranged on a support frame; the internally mounted of frame has two rotatable first lead screws the cover is equipped with the sliding sleeve on the first lead screw, and is two install rotatable second lead screw between the sliding sleeve the cover is equipped with the supporter on the second lead screw, the utility model discloses under the drive of motor, can make the sliding sleeve drive the second lead screw and make straight reciprocating motion along first lead screw, it is same, when the second lead screw rotates, the supporter can make linear motion along it, under the cooperation of first lead screw and second lead screw, can make the supporter remove wantonly in the horizontal plane of work to realize the coating at circuit board optional position.

Description

Solder paste coating device for processing mobile phone charger

Technical Field

The utility model belongs to the technical field of the charger production, concretely relates to cell-phone charger processing is with solder paste coating device.

Background

The invention of the mobile phone brings great influence to human society, no matter life, work or study, the body shadow of the mobile phone can not be left everywhere, and the function of the mobile phone charger is to provide energy input for the mobile phone, the mobile phone charger has various forms and specifications and complex manufacturing process, but without exception, the mobile phone charger needs to be coated with tin paste to ensure the stable connection of internal circuits.

However, the soldering paste coating device in the current market can only coat the charger circuit board at a fixed position, so that the market demand cannot be met, and manual supplementation is needed after the soldering paste is used, so that the production time is delayed, and the burden of workers is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cell-phone charger processing is with soldering tin cream coating device to solve the current coating device that proposes in the above-mentioned background art and can only carry out the problem that fixed position coating and tin cream can't supply automatically.

In order to achieve the above object, the utility model provides a following technical scheme: a solder paste coating device for processing a mobile phone charger comprises a support, wherein a rotatable driving gear is mounted on the support, a transmission belt is sleeved on the driving gear in a meshing manner, supporting frames are arranged on two sides of the transmission belt, and a frame is mounted on each supporting frame; the utility model discloses a frame, including frame, first lead screw, rotatable second lead screw, the support body is equipped with on the second lead screw, and the internally mounted of support body has first cylinder the output of first cylinder is connected with the cylinder, just fixed connection between cylinder and the support body.

Preferably, the syringe comprises a barrel, a slidable push rod is arranged inside the barrel, one end of the push rod is connected with a piston, a paste outlet pipe is arranged below the barrel, and an inlet is formed in the barrel.

Preferably, the two sides of the frame are respectively provided with a second cylinder, the output end of the second cylinder is connected with a clamping plate, and one side of the clamping plate is provided with a protection pad.

Preferably, a rotatable brush roller is mounted on the support frame, and the circumferential surface of the brush roller is tangent to the lower surface of the conveyor belt.

Preferably, two guide rods are symmetrically arranged on the sliding sleeve, and both the two guide rods penetrate through the support body.

Preferably, a material supplementing box is installed on one side of the frame, a one-way valve is installed on one side, close to the material supplementing box, of the support body, a pipeline is connected to one side of the material supplementing box, and the one-way valve and the needle cylinder are connected in series at one end of the pipeline.

Preferably, the feed supplement box comprises a box body, a box cover is arranged above the box body, a rotatable turbine is mounted at the bottom of the box body, an outlet is formed in one side of the turbine, a heat insulation layer is arranged on the inner wall of the box body, and a vent hole is formed in the box cover.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The utility model discloses under the drive of motor, can make the sliding sleeve drive the second lead screw and make straight reciprocating motion along first lead screw, it is same, when the second lead screw rotates, the supporter can make linear motion along it, under the cooperation of first lead screw and second lead screw, can make the supporter remove wantonly in the horizontal plane of work to the realization is at the coating of circuit board optional position, in order to improve tin cream coating device's practicality.

(2) The utility model discloses under the effect of first cylinder, can order about the cylinder and extrude solder paste, under the effect of check valve, the solder paste can not get into in the pipeline when coating, and when first cylinder drove the push rod and shifts up, its inside leakproofness can be ensured to the piston, the piston below is the negative pressure this moment, under the effect of atmospheric pressure, the solder paste in the feed supplement box passes the check valve along the pipeline and gets into inside the cylinder, the automatic replenishment of solder paste can be realized to this structure, thereby reduce the waste of manpower, and can improve production efficiency.

Drawings

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

fig. 2 is a left side view of the present invention;

FIG. 3 is a schematic structural view of the syringe of the present invention;

FIG. 4 is a schematic structural view of the material supplement box of the present invention;

FIG. 5 is a schematic structural view of the sliding sleeve of the present invention;

in the figure: 1. a support; 2. a drive gear; 3. a conveyor belt; 4. a support frame; 5. a frame; 6. a first lead screw; 7. a sliding sleeve; 8. a second lead screw; 9. a support body; 10. a first cylinder; 11. a needle cylinder; 12. a barrel; 13. a push rod; 14. a piston; 15. a paste outlet pipe; 16. an inlet; 17. a brush roll; 18. a second cylinder; 19. a splint; 20. a pad; 21. a one-way valve; 22. a pipeline; 23. a material supplementing box; 24. a box body; 25. a box cover; 26. a turbine; 27. a heat-insulating layer; 28. an outlet; 29. a vent hole; 30. a guide rod.

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.

Referring to fig. 1-5, a solder paste coating device for processing a mobile phone charger comprises a support 1, a rotatable driving gear 2 is mounted on the support 1, a conveyor belt 3 is meshed and sleeved on the driving gear 2, support frames 4 are respectively arranged on two sides of the conveyor belt 3, and a frame 5 is mounted on the support frames 4; the automatic feeding device is characterized in that two rotatable first lead screws 6 are mounted inside the frame 5, sliding sleeves 7 are arranged on the first lead screws 6 in a sleeved mode, a rotatable second lead screw 8 is mounted between the two sliding sleeves 7, a supporting body 9 is arranged on the second lead screw 8 in a sleeved mode, a first air cylinder 10 is mounted inside the supporting body 9, a needle cylinder 11 is connected to the output end of the first air cylinder 10, and the needle cylinder 11 is fixedly connected with the supporting body 9.

Specifically, the technical scheme disclosed above is utilized to perform automatic coating work on the solder paste of the circuit board:

firstly, a circuit board to be processed is placed above the conveyor belt 3, fixed distance pause can be realized in transmission under the action of the drive gear 2, the precision is higher, the coating is convenient, in the coating process, the sliding sleeve 7 drives the second lead screw 8 to do linear reciprocating motion along the first lead screw 6, similarly, when the second lead screw 8 rotates, the support body 9 can do linear motion along the second lead screw, the support body 9 can freely move in a working horizontal plane under the matching of the first lead screw 6 and the second lead screw 8, meanwhile, the first air cylinder 10 pushes the needle cylinder 11 to discharge tin paste, and in the process, the support 1 and the support frame 4 mainly play a supporting role.

In the above, the syringe 11 further includes a barrel 12, a slidable plunger 13 is provided inside the barrel 12, a piston 14 is connected to one end of the plunger 13, a paste outlet tube 15 is installed below the barrel 12, and an inlet 16 is opened in the barrel 12. Preferably, the push rod 13 drives the piston 14 to move downwards under the pushing of the first cylinder 10, so as to discharge the solder paste in the cylinder 12 along the paste outlet pipe 15, and the cross section of the push rod 13 can be any shape, and the function of the push rod is mainly to transmit the power of the first cylinder 10 to the piston 14.

Furthermore, two guide rods 30 are symmetrically arranged on the sliding sleeve 7, and both the two guide rods 30 penetrate through the supporting body 9. Preferably, the guide rod 30 not only can play a supporting role, but also can limit the supporting body 9 in the screwing process of the second lead screw 8 so as to prevent the supporting body from rotating around the axis of the second lead screw 8, and on the basis, the number of the guide rods 30 is at least one and is parallel to the axis of the second lead screw 8.

From the above, under the cooperation of the first lead screw 6 and the second lead screw 8 in the above technical solution, the supporting body 9 can be moved freely in the horizontal plane of work, so as to realize the coating at any position of the circuit board, and further, the utility model discloses in still provide a further preferred processing structure:

a material supplementing box 23 is arranged on one side of the frame 5, a one-way valve 21 is arranged on one side of the support body 9 close to the material supplementing box 23, a pipeline 22 is connected on one side of the material supplementing box 23, and the one-way valve 21 and the needle cylinder 11 are connected in series at one end of the pipeline 22.

The material supplementing box 23 comprises a box body 24, a box cover 25 is arranged above the box body 24, a rotatable turbine 26 is arranged at the bottom of the box body 24, an outlet 28 is formed in one side of the turbine 26, a heat insulating layer 27 is arranged on the inner wall of the box body 24, and a vent hole 29 is formed in the box cover 25.

In the above further preferred process, automatic replenishment of the solder paste can be achieved, and stirring of the solder paste can be achieved by the turbine 26.

Specifically, under the action of the one-way valve 21, solder paste does not enter the tube 22 during coating, and when the first cylinder 10 drives the push rod 13 to move upwards, the piston 14 can ensure the sealing performance inside, and at the same time, a negative pressure is formed below the piston 14, and under the action of atmospheric pressure, solder paste in the feeding box 23 passes through the one-way valve 21 along the tube 22 and enters the syringe 11, and in the process, the tube 22 corresponds to the inlet 16.

Specifically, solder paste can be added to the inside of the box 24 by opening the box cover 25, the air holes 29 on the box cover 25 mainly prevent the inside of the box 24 from forming a closed space, so that the internal solder paste cannot flow, and the internal solder paste can be regularly stirred under the action of the turbine 26 to ensure that the components of the internal solder paste are uniformly mixed, the heat-insulating layer 27 serves to reduce the temperature loss of the solder paste and prevent the internal solder paste from crystallizing at a low temperature, and when the box 11 is replenished, the solder paste flows out of the replenishing box 23 through the outlet 28.

In summary, further preferred structures are also provided for the specific processing structure disclosed above:

a second cylinder 18 is installed on both sides of the frame 5, a clamp plate 19 is connected to an output end of the second cylinder 18, and a pad 20 is disposed on one side of the clamp plate 19. The circuit board inevitably slides on the conveyor belt 3, and the position of the circuit board during coating is different according to different positions of placement, and based on the situation, the circuit board can be clamped and fixed by driving the clamping plate 19 through the second air cylinders 18, in the process, the two second air cylinders 18 work simultaneously, and alignment of the circuit board can be realized, so that the initial position of each time is ensured to be the same, and the damage of the clamping plate 19 to the circuit board during clamping can be reduced by the protection pads 20.

In addition, a rotatable brush roller 17 is mounted on the support frame 4, and the circumferential surface of the brush roller 17 is tangent to the lower surface of the conveyor belt 3. During specific coating, solder paste is difficult to drop on the conveyor belt 3, other circuit boards are polluted, and the brush roller 17 is used for sweeping the circuit boards clean so as to ensure the cleanness of the conveyor belt 3.

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.

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 cell-phone charger processing is with tin cream coating device which characterized in that: the automatic conveying device comprises a support (1), wherein a rotatable driving gear (2) is installed on the support (1), a conveying belt (3) is sleeved on the driving gear (2) in a meshing manner, supporting frames (4) are arranged on two sides of the conveying belt (3), and a frame (5) is installed on each supporting frame (4);

the utility model discloses a support structure, including frame (5) the internally mounted of frame (5) has two rotatable first lead screws (6) the fit cover is equipped with sliding sleeve (7) on first lead screw (6), and two install rotatable second lead screw (8) between sliding sleeve (7) the fit cover is equipped with supporter (9) on second lead screw (8), and the internally mounted of supporter (9) has first cylinder (10) the output of first cylinder (10) is connected with cylinder (11), just fixed connection between cylinder (11) and supporter (9).

2. The solder paste coating device for processing the mobile phone charger according to claim 1, wherein: the needle cylinder (11) comprises a cylinder body (12), a slidable push rod (13) is arranged in the cylinder body (12), one end of the push rod (13) is connected with a piston (14), a paste outlet pipe (15) is installed below the cylinder body (12), and an inlet (16) is formed in the cylinder body (12).

3. The solder paste coating device for processing the mobile phone charger as claimed in claim 1, wherein: second air cylinders (18) are mounted on two sides of the frame (5), a clamping plate (19) is connected to the output end of each second air cylinder (18), and a protection pad (20) is arranged on one side of each clamping plate (19).

4. The solder paste coating device for processing the mobile phone charger as claimed in claim 1, wherein: a rotatable brush roller (17) is mounted on the support frame (4), and the circumferential surface of the brush roller (17) is tangent to the lower surface of the conveyor belt (3).

5. The solder paste coating device for processing the mobile phone charger as claimed in claim 1, wherein: two guide rods (30) are symmetrically arranged on the sliding sleeve (7), and the two guide rods (30) penetrate through the support body (9).

6. The solder paste coating device for processing the mobile phone charger as claimed in claim 1, wherein: supplement case (23) is installed to one side of frame (5) one side that supporter (9) are close to supplement case (23) is installed check valve (21), just one side of supplement case (23) is connected with pipeline (22), check valve (21) and cylinder (11) are concatenated mutually to the one end of pipeline (22).

7. The solder paste coating device for processing the mobile phone charger according to claim 6, wherein: mend workbin (23) and include box (24) the top of box (24) is provided with case lid (25), and rotatable turbine (26) are installed to the bottom of box (24) export (28) have been seted up to one side of turbine (26) be provided with heat preservation (27) on the inner wall of box (24), just air vent (29) have been seted up on case lid (25).