CN212870576U - Drying device of PCB board - Google Patents
Drying device of PCB board Download PDFInfo
- Publication number
- CN212870576U CN212870576U CN202021312300.0U CN202021312300U CN212870576U CN 212870576 U CN212870576 U CN 212870576U CN 202021312300 U CN202021312300 U CN 202021312300U CN 212870576 U CN212870576 U CN 212870576U
- Authority
- CN
- China
- Prior art keywords
- box body
- pcb board
- drying device
- lead screw
- pivot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001035 drying Methods 0.000 title claims abstract description 27
- 238000005485 electric heating Methods 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 38
- 229910052742 iron Inorganic materials 0.000 claims description 19
- 238000003860 storage Methods 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000008236 heating water Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a PCB drying device, which comprises a box body and a top seat which are fixedly connected with each other in a sealing way, the lower part of the top seat is embedded in the box body, a fan is arranged in the top seat, the top seat is provided with a plurality of electric heating wires, a speed reducing motor is connected on the left outer side of the box body, the lower part of the box body is rotatably connected with a lead screw, a lead screw nut is connected on the lead screw in a threaded way, an air nozzle is locked on the lead screw nut through a bolt, a moving rod is respectively and fixedly connected on the front side and the rear side of the lead screw nut, the moving rod is slidably connected on the box body, the lead screw is connected with an output shaft of the speed reducing motor through a coupler, the left side and the right side of the box body are respectively and rotatably connected with a first rotating shaft, a clamping piece is fixedly connected on the inner side of the first rotating shaft, the second rotating shaft is provided with a second gear, and the second rotating shaft is connected with an output shaft of the speed reducing motor through a transmission device.
Description
Technical Field
The utility model relates to a field is made in the production of circuit board, especially relates to a drying device of PCB board.
Background
The PCB is also called a printed circuit board, and the PCB uses an insulating board as a base material to print a circuit on the base material. The production process of the PCB is complex, water washing is one of the processes, and after the water washing process and before the process of cutting the PCB into small plates, the PCB needs to be dried.
Current PCB board drying device is generally put the PCB board and is dried on the fixed board of placing, because the PCB board only one side towards the heat source, so have serious inhomogeneous condition of being heated, lead to the PCB board to warp even, improve manufacturing cost.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a drying device of PCB board.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a drying device for a PCB comprises a box body and a top seat which are fixedly connected with each other in a sealing way, the lower part of the top seat is embedded in the box body, a fan is arranged in the top seat, the top seat is arranged under the fan and is transversely provided with a plurality of electric heating wires, a speed reducing motor is connected on the left outer side of the box body, a lead screw is connected on the lower part of the box body in a rotating way, a lead screw nut is connected on the lead screw in a threaded way, an air nozzle is locked on the upper end surface of the lead screw nut through a bolt, a movable rod is respectively and fixedly connected on the front side and the rear side of the lead screw nut, the movable rod is connected on the box body in a sliding way, the part of the lead screw, which is exposed out of the box body, is connected with an output shaft of the speed reducing motor through a coupler, a first rotating shaft is respectively connected on the left side and the right side of, the first rotating shaft on the left side of the box body is sleeved with a first gear, the left side of the box body is located under the first rotating shaft and is connected with a second rotating shaft in a rotating mode, a second gear meshed with the first gear is arranged on the second rotating shaft, and the second rotating shaft is connected with an output shaft of the speed reducing motor through a transmission device.
Preferably, the holder is including fixed, vertical board, limiting plate and electro-magnet, vertical setting of board is on one side of the up end of fixing base, the lateral surface and the first pivot fixed connection of this vertical board, the limiting plate passes through bolt locking on the terminal surface that the fixing base was kept away from to vertical board, sliding connection has an iron system movable plate on vertical board, the electro-magnet is built-in on the fixing base.
Preferably, the lower end face of the iron moving plate is provided with an anti-skid rubber block.
Preferably, the longitudinal plate is provided with a longitudinal guide groove along the height direction of the longitudinal plate, and the iron moving plate is provided with a sliding block which moves up and down along the longitudinal guide groove.
Preferably, the transmission device comprises a driving wheel, a driven wheel and a transmission belt, the driving wheel is sleeved on an output shaft of the speed reduction motor, the driven wheel is sleeved on the second rotating shaft, and the driving wheel and the driven wheel are connected through the transmission belt.
Preferably, the part of the screw rod exposed out of the box body is of a polished rod structure.
Preferably, a gas storage tank is further arranged on the right outer side of the box body, the gas storage tank is connected with the air nozzle through a soft connecting pipe, a pressure regulating valve is arranged at the gas outlet of the gas storage tank, and an air compressor is further connected at the gas inlet of the gas storage tank.
Preferably, a door body is connected to the front side face of the box body through a hinge, and sealing strips are arranged at the joints of the door body and the box body.
Preferably, the temperature control device further comprises a temperature sensor arranged in the box body.
Preferably, still include respectively in gear motor, fan, electric heating wire, temperature sensor and air compressor machine and electromagnet electric connection's control system.
From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages:
1. the utility model provides a drying device of PCB board, through being provided with first pivot, the second pivot, transmission and first gear and second gear etc. in the box, the operation of gear motor is controlled through control system promptly, namely, the rotation of gear motor output shaft has driven the rotation of the second pivot of being connected through transmission with it, the rotation of second pivot has driven the rotation of the second gear that is located above that, and then make second gear and first gear mesh and be connected, make first pivot can rotate, thereby the PCB board placed between two clamping pieces can carry out horizontal rotation, and simultaneously, the rotation of gear motor output shaft can drive the lead screw of being connected with it and rotate, and under the effect of carriage release lever, the screw nut can mesh with the lead screw and be connected, and then make the air nozzle move about on the lead screw, the heating is uniform, the deformation of the PCB is avoided, and the production cost is reduced.
2. The utility model provides a drying device of PCB board, through being provided with fan, electric heating wire and air nozzle on the box, when the PCB board is in the in-process of drying, control system controls fan, electric heating wire and air nozzle and air compressor machine to operate simultaneously, namely in this process, the air that the air nozzle spouts can make the steam in the box can rapid diffusion, and then make the PCB board can carry out thorough quick even stoving in the in-process of drying; meanwhile, after the PCB is dried, the control system controls the fan and the electric heating wire to stop running, the air compressor continues to run, and the air nozzle at the moment can cool the PCB, so that the cooling time of the PCB is reduced.
3. The utility model provides a pair of drying device of PCB board, through adopting by fixing base, vertical board, limiting plate and electro-magnet etc. to combine the holder that constitutes, make the movable plate made of iron that upwards slides earlier promptly, then will treat the PCB board of drying and place on the fixing base, on sliding the movable plate made of iron downwards to the up end of PCB board again, the circular telegram of control system control electro-magnet, the movable plate made of iron is adsorbed to the electro-magnet for this holder can the centre gripping PCB board of a plurality of different thickness, and the centre gripping fastness is good.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic structural view of a drying device for PCB boards of the present invention;
fig. 2 is a view from the direction of a in fig. 1.
In the figure: 1. a box body; 2. a top seat; 3. a fan; 4. an electric heating wire; 5. a reduction motor; 61. a fixed seat; 62. a longitudinal plate; 63. a limiting plate; 64. an electromagnet; 65. a moving plate made of iron; 7. a screw rod; 8. a feed screw nut; 91. a driving wheel; 92. a driven wheel; 93. a transmission belt; 10. an air nozzle; 11. a travel bar; 12. a pressure regulating valve; 13. a coupling; 14. a first rotating shaft; 15. a first gear; 16. a second rotating shaft; 17. a second gear; 18. a gas storage tank; 19. and (5) controlling the system.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Examples
Referring to fig. 1 and 2, a drying device for PCB boards comprises a box body 1 and a top seat 2 which are fixedly connected with each other in a sealing manner, the lower part of the top seat 2 is embedded in the box body 1, a fan 3 is arranged in the top seat, a plurality of electric heating wires 4 are transversely arranged on the top seat 2 under the fan, a speed reducing motor 5 is connected on the left outer side of the box body 1, a screw rod 7 is rotatably connected on the lower part of the box body 1, a screw rod nut 8 is connected on the screw rod 7 in a threaded manner, an air nozzle 10 is locked on the upper end surface of the screw rod nut 8 through a bolt, a moving rod 11 is respectively and fixedly connected on the front side and the rear side of the screw rod nut 8, the moving rod 11 is connected on the box body 1 in a sliding manner, the part of the screw rod 7 exposed out of the box body is connected with an output shaft of the speed reducing motor 5 through a coupler 13, a first, the inner side of each first rotating shaft 14 is fixedly connected with a clamping piece, a first gear 15 is sleeved on the first rotating shaft on the left side of the box body, the left side of the box body 1 is positioned under the first rotating shaft 14 and is rotatably connected with a second rotating shaft 16, a second gear 17 meshed with the first gear 15 is arranged on the second rotating shaft 16, and the second rotating shaft 16 is connected with an output shaft of the speed reducing motor 5 through a transmission device. By adopting the technical scheme, the box body is internally provided with the first rotating shaft, the second rotating shaft, the transmission device, the first gear, the second gear and the like, namely, the operation of the speed reducing motor is controlled by the control system, namely, the rotation of the output shaft of the speed reducing motor drives the rotation of the second rotating shaft connected with the speed reducing motor through the transmission device, the rotation of the second rotating shaft drives the rotation of the second gear positioned on the second rotating shaft, so that the second gear is meshed with the first gear, the first rotating shaft can rotate, the PCB arranged between the two clamping pieces can horizontally rotate, meanwhile, the rotation of the output shaft of the speed reducing motor can drive the screw rod connected with the speed reducing motor to rotate, and under the action of the moving rod, the screw rod nut can be meshed with the screw rod, so that the air nozzle can move left and right on the screw rod, the heating is uniform, and the deformation of the PCB is avoided, the production cost is reduced; furthermore, the box body is provided with the fan, the electric heating wire and the air nozzle, and when the PCB is dried, the control system simultaneously controls the fan, the electric heating wire, the air nozzle and the air compressor to simultaneously operate, namely in the process, air sprayed by the air nozzle can quickly diffuse hot air in the box body, so that the PCB can be thoroughly, quickly and uniformly dried in the drying process; meanwhile, after the PCB is dried, the control system controls the fan and the electric heating wire to stop running, the air compressor continues to run, and the air nozzle at the moment can cool the PCB, so that the cooling time of the PCB is reduced.
Further, the clamping member comprises a fixed seat 61, a longitudinal plate 62, a limiting plate 63 and an electromagnet 64, wherein the longitudinal plate 62 is longitudinally arranged on one side of the upper end face of the fixed seat 61, the outer side face of the longitudinal plate 62 is fixedly connected with the first rotating shaft 14, the limiting plate 63 is locked on the end face, away from the fixed seat, of the longitudinal plate 62 through a bolt, an iron moving plate 65 is connected on the longitudinal plate 62 in a sliding mode, and the electromagnet 64 is internally arranged on the fixed seat 61. Adopt above-mentioned technical scheme, through adopting the holder that combines to constitute such as by fixing base, vertical board, limiting plate and electro-magnet promptly, the iron system movable plate that upwards slides promptly earlier, then will treat the PCB board of drying and place on the fixing base, with the iron system movable plate lapse to the up end of PCB board again on, the circular telegram of control system control electro-magnet, electro-magnet adsorbs iron system movable plate for a plurality of different thickness's of PCB board can be held to this holder, and the centre gripping fastness is good.
Further, an anti-slip rubber block is provided on the lower end surface of the iron moving plate 65.
Furthermore, a longitudinal guide groove is formed in the longitudinal plate in the height direction of the longitudinal plate, and a sliding block which moves up and down along the longitudinal guide groove is arranged on the iron moving plate.
Further, the transmission device comprises a driving wheel 91, a driven wheel 92 and a transmission belt 93, the driving wheel 91 is sleeved on an output shaft of the speed reduction motor 5, the driven wheel 92 is sleeved on the second rotating shaft 16, and the driving wheel 91 is connected with the driven wheel 92 through the transmission belt 93.
Furthermore, the part of the screw rod exposed out of the box body is of a polished rod structure.
Further, a gas storage tank 18 is further arranged on the right outer side of the box body, the gas storage tank 18 is connected with the air nozzle 10 through a soft connecting pipe, a pressure regulating valve 12 is arranged at an air outlet of the gas storage tank 18, and an air compressor is further connected at an air inlet of the gas storage tank.
Furthermore, a door body is connected to the front side surface of the box body 1 through a hinge, and sealing strips are arranged at the connecting positions of the door body and the box body.
Furthermore, the device also comprises a temperature sensor arranged in the box body.
Further, the electric heating device also comprises a control system 19 which is respectively electrically connected with the speed reducing motor 5, the fan 3, the electric heating wire 4, the temperature sensor, the air compressor and the electromagnet 64.
The working principle is as follows: the iron moving plate slides upwards firstly, then the PCB to be dried is placed on the fixed seat, the iron moving plate slides downwards to the upper end face of the PCB, the control system controls the electrification of the electromagnet, the electromagnet adsorbs the iron moving plate, so that the clamping piece can clamp the PCB with different thicknesses, and the clamping firmness is good.
Subsequently, the control system controls the speed reducing motor 5, the fan 3, the electric heating wire 4 and the air compressor, in the process, the speed reducing motor controls the fan simultaneously, the electric heating wire and the air compressor operate, namely, the rotation of the output shaft of the speed reducing motor drives the rotation of a second rotating shaft connected with the speed reducing motor through a transmission device, the rotation of the second rotating shaft drives the rotation of a second gear positioned on the speed reducing motor, and further the second gear is meshed with the first gear to be connected, so that the first rotating shaft can rotate, therefore, a PCB (printed circuit board) placed between two clamping pieces can horizontally rotate, meanwhile, the rotation of the output shaft of the speed reducing motor can drive a screw rod connected with the speed reducing motor to rotate, and under the action of a moving rod, a screw rod nut can be meshed with the screw rod to be connected, so that an air nozzle can move left and right on the screw rod, the heating is uniform, and, the production cost is reduced.
Finally, when temperature sensor sensed the temperature in the box and reached the setting value, it can give control system with signal transmission, and control system will control fan, electric heating wire stall, and gear motor, electro-magnet and the air compressor machine at this moment continue the function, and at this moment, the air nozzle can cool off to the PCB board of placing in the box, and the PCB board cooling time after can avoiding having now dried is long, has improved work efficiency greatly.
It should be noted that the electrical components appearing in this application all are connected with outside power, and control system adopts the structure among the prior art, can be furnished with structures such as button for the operation of control gear motor, fan, electric heating wire and air compressor machine and electro-magnet.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a drying device of PCB board, includes box (1) and footstock (2) of mutual sealed rigid coupling, its characterized in that: the lower part of the footstock (2) is embedded in the box body (1), a fan (3) is arranged in the footstock, a plurality of electric heating wires (4) are transversely arranged under the fan of the footstock (2), a speed reducing motor (5) is connected on the left outer side of the box body (1), a lead screw (7) is rotatably connected on the lower part of the box body (1), a lead screw nut (8) is connected on the lead screw (7) in a threaded manner, an air nozzle (10) is locked on the upper end surface of the lead screw nut (8) through a bolt, a moving rod (11) is respectively and fixedly connected on the front side surface and the rear side surface of the lead screw nut (8), the moving rod (11) is connected on the box body (1) in a sliding manner, and the part of the lead screw (7) exposed out of the box body is connected with an output shaft of the speed reducing motor (5) through a coupler (13, the utility model discloses a gearbox casing, including box (1), box (1) and gear motor (5), be connected with a first pivot (14), each through bearing rotation on the left and right sides of box (1) respectively equal fixedly connected with holder on the inboard of first pivot (14), be located the box on the left side first pivot and go up the cover and be equipped with a first gear (15), box (1) left side is located first pivot (14) and rotates under and is connected with a second pivot (16), be provided with second gear (17) of being connected with first gear (15) meshing on second pivot (16), be connected through transmission between the output shaft of second pivot (16) and gear motor (5).
2. The drying device of the PCB board of claim 1, characterized in that: the holder includes fixing base (61), vertical board (62), limiting plate (63) and electro-magnet (64), vertical setting of board (62) is on one side of the up end of fixing base (61), the lateral surface and first pivot (14) fixed connection of this vertical board (62), limiting plate (63) pass through bolt locking on the terminal surface of fixing base is kept away from in vertical board (62), sliding connection has a system of iron movable plate (65) on vertical board (62), electro-magnet (64) are built-in on fixing base (61).
3. The drying device of the PCB board of claim 2, characterized in that: and an anti-skid rubber block is arranged on the lower end face of the iron moving plate (65).
4. The drying device of the PCB board of claim 2, characterized in that: the iron moving plate is provided with a sliding block which moves up and down along the longitudinal guide groove.
5. The drying device of the PCB board of claim 1, characterized in that: the transmission device comprises a driving wheel (91), a driven wheel (92) and a transmission belt (93), wherein the driving wheel (91) is sleeved on an output shaft of the speed reducing motor (5), the driven wheel (92) is sleeved on the second rotating shaft (16), and the driving wheel (91) is connected with the driven wheel (92) through the transmission belt (93).
6. The drying device of the PCB board of claim 1, characterized in that: the part of the screw rod exposed out of the box body is of a polished rod structure.
7. The drying device of the PCB board of claim 1, characterized in that: the air compressor is characterized in that a gas storage tank (18) is further arranged on the right outer side of the box body, the gas storage tank (18) is connected with the air nozzle (10) through a soft connecting pipe, a pressure regulating valve (12) is arranged at an air outlet of the gas storage tank (18), and an air compressor is further connected at the air inlet of the gas storage tank.
8. The drying device of the PCB board of claim 1, characterized in that: the refrigerator is characterized in that a door body is connected to the front side face of the refrigerator body (1) through a hinge, and sealing strips are arranged at the connecting positions of the door body and the refrigerator body.
9. The drying device of the PCB board of claim 1, characterized in that: the temperature sensor is arranged in the box body.
10. The drying device of the PCB board of claim 1, characterized in that: the electric heating water heater is characterized by further comprising a control system (19) which is electrically connected with the speed reducing motor (5), the fan (3), the electric heating wire (4), the temperature sensor, the air compressor and the electromagnet (64) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021312300.0U CN212870576U (en) | 2020-07-07 | 2020-07-07 | Drying device of PCB board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021312300.0U CN212870576U (en) | 2020-07-07 | 2020-07-07 | Drying device of PCB board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212870576U true CN212870576U (en) | 2021-04-02 |
Family
ID=75213293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021312300.0U Expired - Fee Related CN212870576U (en) | 2020-07-07 | 2020-07-07 | Drying device of PCB board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212870576U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113883848A (en) * | 2021-07-29 | 2022-01-04 | 沛县宏宇纺织有限公司 | Textile drying device for textile processing |
-
2020
- 2020-07-07 CN CN202021312300.0U patent/CN212870576U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113883848A (en) * | 2021-07-29 | 2022-01-04 | 沛县宏宇纺织有限公司 | Textile drying device for textile processing |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210402 |