CN214794528U

CN214794528U - Detection device for detecting switching power supply circuit board

Info

Publication number: CN214794528U
Application number: CN202121322602.0U
Authority: CN
Inventors: 韦虎; 倪化生; 黄炫
Original assignee: Hefei Zhongke Xinghan Technology Co ltd
Current assignee: Hefei Zhongke Xinghan Technology Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-11-19
Anticipated expiration: 2031-06-15

Abstract

The utility model provides a detection device for detecting a switch power supply circuit board, which comprises a support component and a fixing mechanism arranged on the support component through a rotating component; the fixing mechanism comprises an adjusting component arranged on the rotating component and a fixing component arranged on the adjusting component through two adjusting rods, the adjusting component comprises two rotating rods arranged on the rotating component in parallel, a bidirectional screw rod arranged on the rotating rods, two ends of the bidirectional screw rod are respectively sleeved with a threaded connection thread block, and a control component arranged on the rotating rods and driving the bidirectional screw rod to rotate, and threads on two ends of the bidirectional screw rod are opposite; the two adjusting rods are parallel to each other, and two ends of one adjusting rod are respectively connected with one threaded block on the two bidirectional screws; the utility model discloses be convenient for fix the detection to not unidimensional circuit board, avoided carrying out the trouble that detects through different detection device to not unidimensional circuit board, improved the detection efficiency to the circuit board.

Description

Detection device for detecting switching power supply circuit board

Technical Field

The utility model relates to a circuit board technical field specifically is a detection device for detecting switching power supply circuit board.

Background

The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The Circuit Board can be called as a Printed Circuit Board or a Printed Circuit Board, and the english name (Printed Circuit Board) PCB, (Flexible Printed Circuit Board) FPC Circuit Board (FPC Circuit Board is also called as a Flexible Circuit Board) which is a Flexible Printed Circuit Board with high reliability and excellent property, which is made of polyimide or polyester film as a base material, has the characteristics of high wiring density, light weight, thin thickness and good bending property), and a Soft and hard combined Board (Soft and hard combined Board) -FPC and PCB are born and developed, and a new product of the Soft and hard combined Board is promoted. Therefore, the rigid-flex circuit board is a circuit board with FPC (flexible printed circuit) characteristics and PCB (printed circuit board) characteristics, which is formed by combining a flexible circuit board and a rigid circuit board according to relevant process requirements through processes such as pressing and the like.

The domestic research on the automatic detection system of the printed circuit board starts from about the early and middle of the 90 s and is just started. The research institutes for this research are also relatively few, and the research on the automatic optical inspection system for the defects of the printed circuit board is still relatively early due to the influence of various factors. Since the price of the foreign automatic detection system of the printed circuit board is too expensive, and no automatic detection equipment of the printed circuit board is developed at home, most of the domestic circuit board manufacturers still adopt a method of manually checking the printed circuit board by using a magnifying glass or a projector for side detection. Because the labor intensity of manual inspection is high, the eyes are easy to fatigue, and the missing inspection rate is very high. And with the development of miniaturization and digitalization of electronic products, the printed circuit board also develops high density and high precision, and the manual inspection method is basically not realized. For a circuit board with higher density and precision (0.12-0.10 mm), the inspection cannot be carried out at all. The detection means is lagged behind, so that the product percent of pass of domestic multilayer boards (8-12 layers) is only 50-60%.

The circuit board needs to be detected after the existing circuit board is processed, the existing circuit board detection device can only detect the circuit board with fixed size, and different detection devices need to be used for detection when the circuit boards with different sizes are detected.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a detection device for detecting switching power supply circuit board to solve circuit board detection device can only detect fixed dimension's circuit board in the above-mentioned technical background, when examining not unidimensional circuit board, need use different detection device to carry out the shortcoming that detects.

In order to achieve the above object, the utility model provides a following technical scheme: a detection device for detecting a switching power supply circuit board comprises a support assembly and a fixing mechanism arranged on the support assembly through a rotating assembly;

the fixing mechanism comprises an adjusting component arranged on the rotating component and a fixing component arranged on the adjusting component through two adjusting rods, the adjusting component comprises two rotating rods arranged on the rotating component in parallel, a bidirectional screw rod arranged on the rotating rods, two ends of the bidirectional screw rod are respectively sleeved with a threaded connection thread block, and a control component arranged on the rotating rods and driving the bidirectional screw rod to rotate, and threads on two ends of the bidirectional screw rod are opposite; the two adjusting rods are parallel to each other, and two ends of one of the adjusting rods are respectively connected with one of the thread blocks on the two-way screw rods.

Preferably, the fixing assembly comprises two first fixing strips which are arranged on the adjacent end faces of the adjusting rods respectively, and a second fixing strip which is arranged on the first fixing strip through a resetting piece, and the second fixing strip is provided with a control block provided with a control groove.

Preferably, the piece that resets includes that two are located perpendicularly the guide bar on the same root first fixed strip and the cover is located reset spring on the guide bar, the guide bar runs through the second fixed strip, and the top of guide bar is passed through reset spring is connected with the second fixed strip.

Preferably, the supporting component comprises a supporting plate provided with a detection groove and four supporting legs arranged on the lower end face of the supporting plate, and the detection groove penetrates through the supporting plate along the vertical direction.

Preferably, the rotating assembly comprises a stepping motor arranged on the side face of the supporting plate and a rotating shaft arranged on the wall of the detection groove, one end of the rotating shaft is connected with the output end of the stepping motor, and the other end of the rotating shaft is connected with the middle part of the side face of the rotating rod.

Preferably, the control assembly comprises a connecting strip for connecting the same ends of the two rotating rods, a control wheel arranged on the connecting strip, and a transmission piece arranged on the connecting strip and connected with the control wheel and the bidirectional screw rod.

Preferably, the transmission part comprises a control gear arranged in the connecting strip and connected with the control wheel, a transmission rod penetrating through the connecting strip and meshed with the control gear through the driven gear, first transmission gears arranged at two ends of the transmission rod, and a second transmission gear arranged on the two-way screw and meshed with the first transmission gears.

Preferably, the two bidirectional screws are respectively arranged in sliding grooves formed in the adjacent end faces of the two rotating rods.

Compared with the prior art, the utility model provides a detection device for detecting switching power supply circuit board possesses following beneficial effect:

the utility model discloses in be convenient for fix the detection to the circuit board of different sizes through fixed establishment, avoided going on the trouble of detecting to the circuit board of different sizes through different detection device, improved the detection efficiency to the circuit board, be provided with the two-way screw rod on the rotary rod, and two-way screw rod both ends respectively threaded connection have the thread piece, the thread piece on two-way screw rods same end is connected through adjusting the pole, and two are adjusted the pole and are provided with the fixed subassembly, drive the two-way screw rod to rotate through the control assembly, so that adjust the distance between two adjusting the pole, so that the fixed subassembly that locates on two adjusting the pole fixes the circuit board of different sizes, avoided using different detection device to detect the circuit board of different sizes, the rotary rod locates on the supporting component through the rotating assembly, so that drive fixed subassembly and fixed circuit board rotate, so that the detection device can detect the back of the circuit board.

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, do not constitute a limitation of the invention, in which:

fig. 1 is the utility model provides a simple and easy structure schematic diagram of a detection device for detecting switching power supply circuit board.

Fig. 2 is a schematic structural diagram of the adjusting assembly of the present invention.

Fig. 3 is a schematic diagram of a cross-sectional structure of the control assembly of the present invention.

In the figure: 1. supporting legs; 2. a support plate; 3. a detection tank; 4. rotating the rod; 5. a rotating shaft; 6. a stepping motor; 7. a chute; 8. a bidirectional screw; 9. a thread block; 10. adjusting a rod; 11. a first fixing strip; 12. a second fixing strip; 13. a control block; 14. a guide bar; 15. a connecting strip; 16. a control wheel; 17. a control gear; 18. a driven gear; 19. a transmission rod; 20. a first drive gear; 21. a second transmission gear.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a detection apparatus for detecting a switching power supply circuit board includes a support assembly and a fixing mechanism disposed on the support assembly through a rotation assembly; the circuit board fixed by the fixing mechanism is convenient to drive through the rotating assembly to rotate so as to detect the quilt surface of the circuit board, and the circuit boards of different sizes are convenient to fix and detect through the fixing mechanism.

The fixing mechanism comprises an adjusting component arranged on the rotating component and a fixing component arranged on the adjusting component through two adjusting rods 10, the adjusting component comprises two rotating rods 4 arranged on the rotating component in parallel, a two-way screw 8 arranged on the rotating rods 4 and provided with threaded connection thread blocks 9 at two ends respectively, and a control component arranged on the rotating rods 4 and driving the two-way screw 8 to rotate, and the threads on two ends of the two-way screw 8 are opposite; two regulation poles 10 are parallel to each other, and one of them regulation pole 10 both ends are connected with a thread piece 9 on two-way screw rod 8 respectively, when control assembly drove two-way screw rod 8 and rotates, locate two thread pieces 9 on two-way screw rod 8 and can move in opposite directions or move dorsad on the pole body of two-way screw rod 8 to change two distances between the regulation pole 10, and through the fixed subassembly that sets up on the regulation pole 10, so that fix the circuit board of not unidimensional.

The fixed subassembly includes that two are located two first fixed strips 11 of adjusting on the adjacent terminal surface of pole 10 respectively, and locate the second fixed strip 12 on first fixed strip 11 through the piece that resets, all be provided with the control block 13 of seting up the control slot on two second fixed strips 12, first fixed strip 11 with adjust pole 10 fixed connection, and second fixed strip 12 is located the top of first fixed strip 11, and can remove in the top of first fixed strip 11, place the edge of circuit board between first fixed strip 11 and second fixed strip 12, and fix the circuit board edge through first fixed strip 11 and second fixed strip 12, thereby the edge is fixed the circuit board.

The reset piece includes that two are located the guide bar 14 on the same root first fixed strip 11 perpendicularly, and the reset spring on guide bar 14 is located to the cover, guide bar 14 runs through second fixed strip 12, and the top of guide bar 14 is passed through reset spring and is connected with second fixed strip 12, set up control block 13 on the second fixed strip 12, be convenient for drive second fixed strip 12 through pulling control block 13 and move to keeping away from the direction of first fixed strip 11, be convenient for place the edge part of circuit board between first fixed strip 11 and second fixed strip 12 this moment, control block 13 is put again, second fixed strip 12 makes second fixed strip 12 move to first fixed strip 11 under the reset spring's that second fixed strip 12 set up on guide bar 14 effect, and be fixed in the edge part of circuit board between first fixed strip 11 and the second fixed strip 12.

The supporting component comprises a supporting plate 2 provided with a detection groove 3 and four supporting legs 1 arranged on the lower end face of the supporting plate 2, and the detection groove 3 penetrates through the supporting plate 2 along the vertical direction.

The rotating assembly comprises a stepping motor 6 arranged on the side face of the supporting plate 2 and a rotating shaft 5 arranged on the wall of the detection groove 3, one end of the rotating shaft 5 is connected with the output end of the stepping motor 6, the other end of the rotating shaft is connected with the middle part of the side face of the rotating rod 4, the edge of the output end of the stepping motor 6 drives the rotating rod 4 to rotate, so that a circuit board fixed on the rotating rod 4 adjusting rod 10 is driven to rotate, and the back face of the circuit board is detected.

The control component comprises a connecting strip 15 which connects the same ends of the two rotating rods 4, a control wheel 16 which is arranged on the connecting strip 15, and a transmission piece which is arranged on the connecting strip 15 and is connected with the control wheel 16 and the bidirectional screw 8.

The transmission part comprises a control gear 17 arranged in the connecting bar 15 and connected with a control wheel 16, a transmission rod 19 penetrating in the connecting bar 15 and meshed with the control gear 17 through a driven gear 18, first transmission gears 20 arranged at two ends of the transmission rod 19, and a second transmission gear 21 arranged on the two-way screw 8 and meshed with the first transmission gear 20, the driven gear 18 meshed with the control gear 17 on the control wheel 16 is driven to rotate by rotating the control wheel 16, the driven gear 18 is arranged on the transmission rod 19 so as to drive the transmission rod 19 and the first transmission gear 20 to rotate, and the first transmission gear 20 is meshed with the second transmission gear 21 arranged on the two-way screw 8 so as to drive the two-way screw 8 to rotate.

The two bidirectional screws 8 are respectively arranged in the sliding grooves 7 formed on the adjacent end surfaces of the two rotary rods 4.

The utility model discloses a theory of operation and use flow: firstly, the two-way screw 8 is driven to rotate by the rotation control wheel 16 so as to adjust the distance between the two adjusting rods 10, so that the fixing components on the adjusting rods 10 are matched with circuit boards with different sizes, the second fixing strip 12 is driven to move in the direction away from the first fixing strip 11 by pulling the control block 13, at the moment, the edge part of the circuit board is placed between the first fixing strip 11 and the second fixing strip 12, then the control block 13 is released, the second fixing strip 12 moves towards the first fixing strip 11 under the action of a return spring arranged on the guide rod 14, the edge part of the circuit board is fixed between the first fixing strip 11 and the second fixing strip 12, so that the circuit boards with different sizes are fixedly detected, the detection efficiency of the circuit boards with different sizes is improved, and then the circuit board fixed by the adjusting rods 10 on the rotating rod 4 is driven to rotate by the stepping motor 6, so as to facilitate the detection of the back of the circuit board.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A detection device for detecting a switch power supply circuit board is characterized by comprising a support assembly and a fixing mechanism arranged on the support assembly through a rotating assembly;

the fixing mechanism comprises an adjusting component arranged on the rotating component and a fixing component arranged on the adjusting component through two adjusting rods (10), the adjusting component comprises two rotating rods (4) arranged on the rotating component in parallel, a bidirectional screw (8) arranged on the rotating rods (4) and provided with threaded connecting thread blocks (9) at two ends respectively, and a control component arranged on the rotating rods (4) and driving the bidirectional screw (8) to rotate, and the threads on two ends of the bidirectional screw (8) are opposite; the two adjusting rods (10) are parallel to each other, and two ends of one adjusting rod (10) are respectively connected with one thread block (9) on the two-way screw rods (8).

2. A detection apparatus for detecting a switching power supply circuit board according to claim 1, wherein: the fixing assembly comprises two first fixing strips (11) which are arranged on the adjacent end faces of the adjusting rods (10) respectively, and two second fixing strips (12) which are arranged on the first fixing strips (11) through resetting pieces, wherein control blocks (13) provided with control grooves are arranged on the second fixing strips (12).

3. A detection apparatus for detecting a switching power supply circuit board according to claim 2, wherein: the piece that resets includes that two are located guide bar (14) on same root first fixed strip (11) perpendicularly and the cover is located reset spring on guide bar (14), second fixed strip (12) are run through in guide bar (14), and the top of guide bar (14) is passed through reset spring is connected with second fixed strip (12).

4. A detection apparatus for detecting a switching power supply circuit board according to claim 3, wherein: the supporting assembly comprises a supporting plate (2) provided with a detection groove (3) and four supporting legs (1) arranged on the lower end face of the supporting plate (2), and the detection groove (3) penetrates through the supporting plate (2) along the vertical direction.

5. The inspection apparatus for inspecting a switching power supply circuit board according to claim 4, wherein: the rotating assembly comprises a stepping motor (6) arranged on the side face of the supporting plate (2) and a rotating shaft (5) arranged on the groove wall of the detection groove (3), one end of the rotating shaft (5) is connected with the output end of the stepping motor (6), and the other end of the rotating shaft is connected with the middle part of the side face of the rotating rod (4).

6. A detection apparatus for detecting a switching power supply circuit board according to any one of claims 1 to 5, characterized in that: the control assembly comprises two connecting strips (15) connected with the same end of the rotating rod (4), a control wheel (16) arranged on the connecting strips (15), and a transmission piece arranged on the connecting strips (15) and connected with the control wheel (16) and the bidirectional screw (8).

7. The inspection apparatus for inspecting a switching power supply circuit board according to claim 6, wherein: the transmission part comprises a control gear (17) arranged in the connecting bar (15) and connected with the control wheel (16), a transmission rod (19) penetrating in the connecting bar (15) and meshed with the control gear (17) through a driven gear (18), first transmission gears (20) arranged at two ends of the transmission rod (19), and second transmission gears (21) arranged on the two-way screw rods (8) and meshed with the first transmission gears (20).

8. The inspection apparatus for inspecting a switching power supply circuit board according to claim 7, wherein: the two bidirectional screw rods (8) are respectively arranged in sliding grooves (7) formed in the adjacent end faces of the two rotating rods (4).