CN219761455U

CN219761455U - PCB circuit board processingequipment

Info

Publication number: CN219761455U
Application number: CN202320284711.0U
Authority: CN
Inventors: 樊新国
Original assignee: Lianxin Electronics Quzhou Co ltd
Current assignee: Lianxin Electronics Quzhou Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-09-26
Anticipated expiration: 2033-02-22

Abstract

The utility model discloses a PCB processing device, which comprises a device main body, wherein a rotating assembly is arranged in the device main body, connecting structures are arranged on the rotating assembly at equal intervals, placing plates are arranged in the connecting structures at equal intervals, clamping mechanisms are arranged on the placing plates, the connecting structures at the top ends are also connected with the rotating assembly through adjusting assemblies, a baking mechanism is arranged in the device main body, and exhaust holes are symmetrically formed in the top ends of the device main body. Through the mutual matching of the mechanisms, the utility model not only can ensure uniform heating in the baking process, but also can shorten the time required by processing, and can avoid shaking or toppling during rotary baking, ensure the baking effect and avoid damaging the circuit board.

Description

PCB circuit board processingequipment

Technical Field

The utility model relates to the technical field of PCB (printed circuit board) processing, in particular to a PCB processing device.

Background

When the PCB is processed, the PCB needs to be baked, moisture on the PCB and the electronic components can be removed through the baking, and after the PCB reaches a certain temperature, the soldering flux can be better combined with the components and the bonding pads, so that the welding effect can be greatly improved.

The Chinese patent publication No. CN217985577U has disclosed a baking device used for PCB circuit board processing through searching, including the backup pad, the upper surface of the said backup pad has chassis, the said chassis surface has exhaust holes to run through, the front surface of the said chassis has organic doors; the inner bottom surface of the supporting plate is communicated with an air guide cylinder body, and the bottom end of the air guide cylinder body is connected with the air heater. The beneficial effects are that: the placing plate in the device can be installed and detached, so that the circuit board can be conveniently installed and fixed, and the operation is more convenient; because the hot air can be directly guided to the upper part of the placing plate, the temperature difference between the placing plates positioned at different layer heights can be small; the annular plate can be driven to revolve through the driving component, and rotation of the gear is realized by meshing of the gear and the toothed ring, namely, revolution and rotation work of the placing plate are realized, so that the circuit board on the surface of the placing plate is heated more uniformly, and the baking effect on the circuit board is good.

But this baking equipment of PCB circuit board processing has certain defect when in-service use, though can be heated more evenly to the circuit board, but because carry out simple grafting to the PCB circuit board in baking process, can not carry out fine spacing fixedly to it, rock easily when rotating to if peg graft not firmly then lead to the circuit board to empty easily, and then can influence the effect of toasting, the setting can lead to the circuit board to take place to damage.

Disclosure of Invention

The utility model aims to provide a PCB processing device for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a PCB circuit board processingequipment, includes the device main part, the inside rotating assembly that is equipped with of device main part to the equidistance is equipped with connection structure on the rotating assembly, and the equidistance is equipped with places the board in the connection structure, is equipped with clamping mechanism on placing the board, and connection structure on top still is connected with rotating assembly through adjusting part, and the inside baking mechanism that is equipped with of device main part, and the exhaust hole has been seted up to device main part top symmetry.

Preferably, in order to conveniently bring the circuit board to rotate, the cooperation baking mechanism can guarantee to be heated evenly, guarantees the baking effect, and the rotating assembly is including setting up the inside pivot of device main part, and the pivot bottom is connected with the rotation of device main part bottom through the bearing frame, and the pivot top runs through the device main part and extends to the top and be connected with the motor output.

Preferably, in order to ensure stable connection of the clamping mechanism and the rotating shaft, the connecting structure comprises an inner fixing ring sleeved on the rotating shaft at equal intervals, an outer fixing ring is arranged on the inner fixing ring through a placing plate, the inner fixing ring at the bottom end is fixedly connected with the rotating shaft, and the inner fixing ring at the top end is connected with the rotating shaft through an adjusting assembly.

Preferably, in order to facilitate adjusting the height of the top clamping mechanism, the circuit board is conveniently clamped and fixed, the circuit board with different sizes can be further suitable, the adjusting assembly comprises a mounting plate fixedly arranged on the rotating shaft, the electric push rods are arranged at equal intervals under the mounting plate, and the output ends of the electric push rods are respectively connected with an outer fixing ring and an inner fixing ring of the top.

Preferably, in order to clamp and fix the circuit board, the area of contact can be reduced simultaneously, the baking effect is ensured, the clamping mechanism comprises fixed blocks which are equidistantly arranged on the placing plate, the side wall of the top end of each fixed block is symmetrically provided with a groove, an arc clamping piece is arranged in the groove through a reset component, and the outer cambered surfaces of the two arc clamping pieces are all provided with protection pads.

Preferably, in order to automatically bring the arc clamping piece to reset, the circuit board is conveniently clamped, the reset assembly comprises a rotating rod connected with the arc clamping piece, two ends of the rotating rod penetrate through the storage cavity and extend to the inside, and the two ends of the rotating rod are provided with spiral springs, wherein the storage cavity is formed at two ends of the top of the groove.

Preferably, in order to ensure uniform heating and baking effect, through holes are formed in the mounting plate, the placing plate, the arc clamping pieces and the protection pad at equal intervals.

Preferably, in order to ensure the baking effect, the baking mechanism can shorten the time required by processing, and comprises an annular air outlet pipe connected with the bottom end inside the device main body through a supporting rod, wherein air outlets are arranged in the annular air outlet pipe at equal intervals, one end of the annular air outlet pipe is provided with a connecting pipe, and the connecting pipe penetrates out of the device main body and extends to the outside to be connected with the output end of the air heater; the baking mechanism further comprises connecting plates which are equidistantly arranged on the side wall of the inside of the device main body, and a heating device is equidistantly arranged between the two connecting plates on the same side wall.

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

(1) Through the mutual matching of the adjusting component and the clamping mechanism, the bottom end of the PCB can be limited and clamped preliminarily by the clamping mechanism at the bottom end before the PCB is baked, and the clamping mechanism at the top end is carried by the adjusting mechanism to move downwards, so that the whole PCB can be clamped and fixed, the firmness of the baking process in the follow-up rotation can be ensured, the shaking or dumping can be avoided, the baking effect can be ensured, and the damage to the PCB can be avoided;

(2) And go on in the time of through the stoving mechanism that is equipped with through hot-blast and heating, can guarantee the effect of toasting to the circuit board, still can shorten the required time of processing to cooperation rotating assembly can guarantee to be heated evenly in toasting the in-process, and press from both sides the circuit board through the arc clamping piece, can reduce the area of contact with the circuit board when pressing from both sides tightly, and cooperation through-hole can guarantee to carry out comprehensive toasting to the circuit board, avoids pressing from both sides tight department and toasts incompletely.

Drawings

Fig. 1 is a schematic structural diagram of a PCB processing apparatus according to the present utility model;

fig. 2 is a schematic diagram of a part of a PCB processing apparatus according to the present utility model;

fig. 3 is a schematic structural view of an adjusting assembly and a connecting structure in a PCB processing apparatus according to the present utility model;

fig. 4 is a schematic structural view of a clamping mechanism in a PCB processing apparatus according to the present utility model;

fig. 5 is a schematic view of a part of a clamping mechanism in a PCB processing apparatus according to the present utility model;

fig. 6 is a schematic diagram of a part of a baking mechanism in a PCB processing apparatus according to the present utility model.

In the figure: 1. a device body; 2. a heating device; 3. a motor; 4. an exhaust hole; 5. a mounting plate; 6. a rotating shaft; 7. an air heater; 8. a connecting pipe; 9. an outer fixing ring; 10. an inner fixing ring; 11. an electric push rod; 12. placing a plate; 13. a through hole; 14. a fixed block; 15. a rotating rod; 16. an arc clamping piece; 17. a protective pad; 18. a storage cavity; 19. a spiral spring; 20. an annular air outlet pipe; 21. a support rod; 22. an air outlet; 23. and (5) connecting a plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, an embodiment of the present utility model is provided: the PCB circuit board processing device comprises a device main body 1, wherein the device main body 1 is a baking oven, the baking oven can conveniently bake a PCB board, moisture on the PCB circuit board and electronic components can be removed through the baking oven, the subsequent welding effect can be improved, a box door is hinged to the opening end of the side wall of the device main body 1, a handle (a locking device is arranged on the box door, a mature technology is not described in detail herein) and an observation window are arranged on the box door, the opening and the closing of the device can be conveniently realized, and a sealing device (such as a sealing strip and the like) is further arranged between the box door and the baking oven, so that the sealing effect of the opening part during baking can be ensured;

the inside of the device main body 1 is provided with a rotating assembly, the rotating assembly is provided with connecting structures at equal intervals, the connecting structures are internally provided with placing plates 12 at equal intervals, wherein the number of the placing plates 12 can be fifteen, eighteen or twenty and the like (can be set according to actual conditions), the placing plates 12 can be used for conveniently and simultaneously baking a plurality of groups of PCB circuit boards, the placing plates 12 are provided with clamping mechanisms, the connecting structures at the top ends are also connected with the rotating assembly through adjusting assemblies, the inside of the device main body 1 is provided with baking mechanisms, the top ends of the device main body 1 are symmetrically provided with exhaust holes 4, the number of the exhaust holes 4 can be one or two and the like, and moisture and the like generated by baking can be conveniently discharged;

the adjusting component comprises an installing plate 5 fixedly arranged on the rotating shaft 6, electric push rods 11 are arranged below the installing plate 5 at equal intervals, the output ends of the electric push rods 11 are respectively connected with an outer fixing ring 9 and an inner fixing ring 10 at the top end, the positions of the two fixing rings at the top end can be conveniently adjusted, the height of the clamping mechanism is further adjusted, the clamping mechanism at the bottom end is conveniently matched for clamping and positioning the PCB, and for the device main body 1, one, two or three layers of placing components and the like (the actual production condition of the PCB is set) can be arranged on the rotating shaft 6, so that a plurality of PCB can be conveniently baked at the same time;

the clamping mechanism comprises fixed blocks 14 which are equidistantly arranged on the placing plate 12, the side walls of the top ends of the fixed blocks 14 are symmetrically provided with grooves, arc clamping pieces 16 are arranged in the grooves through reset components, the arc clamping pieces 16 are semicircular, the outer cambered surfaces of the arc clamping pieces 16 are mutually close to each other, the circuit board can be conveniently clamped, and the outer cambered surfaces of the two arc clamping pieces 16 are both provided with protection pads 17; the reset assembly comprises a rotating rod 15 connected with an arc clamping piece 16, two ends of the rotating rod 15 penetrate through a storage cavity 18 and extend into the storage cavity, and scroll springs 19 are arranged at two ends of the rotating rod 15, wherein the storage cavity 18 is formed at two ends of the top of the groove.

Through the mutual cooperation of the mechanisms, the baking machine can ensure that the baking process is heated uniformly, shorten the time required by processing, avoid shaking or toppling when rotating and baking, ensure the baking effect and avoid damaging the circuit board.

Example 1

Referring to fig. 1-6, the rotating assembly includes a rotating shaft 6 disposed inside a device main body 1, the bottom end of the rotating shaft 6 is rotatably connected with the bottom end of the device main body 1 through a bearing seat, the top end of the rotating shaft 6 penetrates through the device main body 1 and extends to the upper side to be connected with an output end of a motor 3, and the motor 3 can be fixedly (in a bolt manner) connected with the top end of the device main body 1 through a mounting seat, so that stability is ensured;

the connecting structure comprises inner fixing rings 10 which are sleeved on the rotating shaft 6 at equal intervals, wherein the inner fixing rings 10 are provided with outer fixing rings 9 through a placing plate 12, the inner fixing rings 10 at the bottom end are fixedly connected with the rotating shaft 6, and the inner fixing rings 10 at the top end are connected with the rotating shaft 6 through an adjusting component.

The rotating assembly can conveniently rotate with the whole, so that the circuit board can be heated uniformly during baking, the processing effect is guaranteed, the connecting structure can guarantee the stability of the clamping mechanism on the rotating shaft 6, and the clamping and fixing effects on the circuit board are guaranteed.

Example two

Referring to fig. 1-6, the baking mechanism comprises an annular air outlet pipe 20 connected with the bottom end inside the device main body 1 through a supporting rod 21, wherein air outlets 22 are equidistantly arranged in the annular air outlet pipe 20, one end of the annular air outlet pipe 20 is provided with a connecting pipe 8, and the connecting pipe 8 penetrates out of the device main body 1 and extends to the outside to be connected with the output end of the air heater 7;

the baking mechanism further comprises connecting plates 23 equidistantly arranged on the inner side wall of the device main body 1, and a heating device 2 is equidistantly arranged between the two connecting plates 23 on the same side wall (the heating device 2 can be a heating rod or an electric heating wire, etc., and is a mature technology and is not described in detail here);

through holes 13 are formed in the mounting plate 5, the placing plate 12, the arc clamping pieces 16 and the protection pad 17 at equal intervals, wherein the through holes 13 can be formed according to practical conditions of the mounting plate 5, the placing plate 12 and the like, normal use functions of all parts are not affected, fluidity of air can be increased, and further baking operation can be performed on the PCB better, and drying effect is guaranteed.

The baking mechanism is arranged to bake the circuit board through hot air and heating, so that the baking effect on the circuit board can be guaranteed, the time required by processing can be shortened, dry hot air is blown out from the bottom end, the moisture on the surface of the circuit board can be quickly contained, the circuit board can be heated more uniformly by matching with the heating device 2, and the baking effect on the circuit board is good.

Working principle: when the utility model is used, the PCB circuit board needing baking processing is placed into the device main body 1, at the moment, the bottom of the circuit board is placed between the arc clamping pieces 16 at the bottom end, the arc clamping pieces 16 are slightly pressed downwards, mutually far away extrusion force is generated on the two arc clamping pieces 16, the spiral spring 19 rotates under the action of the rotating rod 15, potential energy is stored along with the spiral spring, the spiral spring 19 is reset under the action of the potential energy and carries the two arc clamping pieces 16, the circuit board can be initially positioned and clamped, the rotating shaft 6 is rotated (the outer fixing ring 9 or the motor 3 can be stirred to work and the rotating shaft 6 is slowly rotated), the next placing plate 12 is rotated to the opening end, the operation can be repeated to initially clamp and position the circuit board, after the circuit board is completely assembled, the electric push rod 11 is stretched, the outer fixing ring 9 and the inner fixing ring 10 which carry the top end at the moment move downwards, the arc clamping piece 16 at the top moves downwards to contact with the top of the circuit board, along with the downward movement, the arc clamping piece 16 can be subjected to extrusion force, the top can be clamped and fixed under the cooperation of the spiral spring 19, the circuit board is clamped and fixed, the motor 3 is used for working, the rotating shaft 6 is driven to rotate, the air heater 7 and the heating device 2 are used, at the moment, dry hot air is blown out through the air outlet 22 on the connecting pipe 8 and the annular air outlet pipe 20, the circuit board is dried from bottom to top, moisture is discharged along with the air discharged through the air outlet hole 4, after the drying is finished, the electric push rod 11 is contracted and reset, the two fixing rings at the top are moved upwards and reset, the clamping and positioning of the circuit board are lost, the baked circuit board can be taken out, the subsequent processing and use are facilitated, the mutual cooperation of the mechanisms is facilitated, the baking device can ensure uniform heating in the baking process, shorten the time required by processing, avoid shaking or toppling during the rotating baking, ensure the baking effect and avoid damage to the circuit board.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a PCB circuit board processingequipment, includes device main part (1), its characterized in that: the device is characterized in that a rotating assembly is arranged inside the device body (1), connecting structures are arranged on the rotating assembly at equal intervals, a placing plate (12) is arranged in the connecting structures at equal intervals, a clamping mechanism is arranged on the placing plate (12), the connecting structures at the top end are further connected with the rotating assembly through adjusting assemblies, a baking mechanism is arranged inside the device body (1), and exhaust holes (4) are symmetrically formed in the top end of the device body (1).

2. The PCB processing apparatus of claim 1, wherein: the rotating assembly comprises a rotating shaft (6) arranged inside the device main body (1), the bottom end of the rotating shaft (6) is rotationally connected with the bottom end of the device main body (1) through a bearing seat, and the top end of the rotating shaft (6) penetrates through the device main body (1) and extends to the upper part to be connected with the output end of the motor (3).

3. The PCB processing apparatus of claim 2, wherein: the connecting structure comprises inner fixing rings (10) sleeved on the rotating shaft (6) at equal intervals, wherein the inner fixing rings (10) are provided with outer fixing rings (9) through a placing plate (12), the inner fixing rings (10) at the bottom end are fixedly connected with the rotating shaft (6), and the inner fixing rings (10) at the top end are connected with the rotating shaft (6) through adjusting components.

4. A PCB processing apparatus according to claim 3, wherein: the adjusting component comprises a mounting plate (5) fixedly arranged on the rotating shaft (6), electric push rods (11) are arranged below the mounting plate (5) at equal intervals, and the output ends of the electric push rods (11) are respectively connected with the outer fixing ring (9) and the inner fixing ring (10) at the top end.

5. The PCB processing apparatus of claim 4, wherein: the clamping mechanism comprises fixed blocks (14) which are equidistantly arranged on the placing plate (12), grooves are symmetrically formed in the side walls of the top ends of the fixed blocks (14), arc clamping pieces (16) are arranged in the grooves through reset components, and protection pads (17) are arranged on the outer cambered surfaces of the two arc clamping pieces (16).

6. The PCB processing apparatus of claim 5, wherein: the reset assembly comprises a rotating rod (15) connected with an arc clamping piece (16), wherein two ends of the rotating rod (15) penetrate through a storage cavity (18) and extend into the storage cavity, scroll springs (19) are arranged at two ends of the rotating rod (15), and the storage cavity (18) is formed in two ends of the top of the groove.

7. The PCB processing apparatus of claim 6, wherein: through holes (13) are formed in the mounting plate (5), the placing plate (12), the arc clamping pieces (16) and the protection pad (17) at equal intervals.

8. The PCB processing apparatus of claim 7, wherein: the baking mechanism comprises an annular air outlet pipe (20) connected with the inner bottom end of the device main body (1) through a supporting rod (21), air outlets (22) are formed in the annular air outlet pipe (20) at equal intervals, a connecting pipe (8) is arranged at one end of the annular air outlet pipe (20), and the connecting pipe (8) penetrates out of the device main body (1) and extends to the outside to be connected with the output end of the air heater (7);

the baking mechanism further comprises connecting plates (23) which are equidistantly arranged on the inner side wall of the device main body (1), and a heating device (2) is equidistantly arranged between the two connecting plates (23) on the same side wall.