CN212723210U

CN212723210U - Intelligent needle bed circuit board testing arrangement

Info

Publication number: CN212723210U
Application number: CN202021197716.2U
Authority: CN
Inventors: 唐维; 钱飞
Original assignee: Hangzhou Renmu Technology Co ltd
Current assignee: Hangzhou Renmu Technology Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-03-16
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses an intelligent needle bed circuit board testing arrangement, comprises a workbench, the top of workstation and the place ahead fixedly connected with fixing device who is located spacing guide arm, fixing device is including fixed spacing, the fixed centre gripping strip of the positive fixedly connected with of fixed spacing bottom, the back sliding connection of fixed spacing bottom has movable centre gripping strip, the positive fixedly connected with dead lever of fixed centre gripping strip, the utility model relates to a circuit board test equipment technical field. This intelligent needle bed circuit board testing arrangement, through fixing device's setting for needle bed circuit board testing arrangement can effectively add through fixing device and hold to the both sides of circuit board when using, moves movable centre gripping strip through dead lever cooperation movable rod simultaneously, can realize that needle bed circuit board testing arrangement can carry out effectively fixed centre gripping to the circuit board of equidimension not, has improved needle bed circuit board testing arrangement's practicality.

Description

Intelligent needle bed circuit board testing arrangement

Technical Field

The utility model relates to a circuit board test equipment technical field specifically is an intelligent needle bed circuit board testing arrangement.

Background

The circuit board can also be called as a printed circuit board or a printed circuit board, 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 electrical appliance layout, in the circuit board test, a needle bed is indispensable, the needle bed is a non-standard test auxiliary fixture for detecting production and manufacturing defects and poor components by testing on-line components by utilizing electrical properties, and the needle bed is also called as an ICT test fixture and is an on-line detection and test fixture. The auxiliary fixture is a non-standard test auxiliary fixture for inspecting defects in production and manufacture and defects of components by testing on-line components by utilizing electrical properties. The ICT test fixture is mainly used for checking the conditions of on-line single components and the open circuit, short circuit, welding and the like of each circuit network, has the characteristics of simple operation, rapidness, accuracy in fault positioning and the like, can be used for testing the functions of analog devices and the logic functions of digital devices, has high fault coverage rate, and is called as the ICT test fixture in industrial production because a special needle bed is required to be manufactured for each single plate.

When the existing needle bed circuit board testing device is used, effective clamping and fixing can not be carried out on two sides of a circuit board, the needle bed circuit board testing device needs a needle bed board to be matched with a probe to accurately position the circuit board, the circuit board needs to have accuracy and fixity when placed on a workbench, and the needle bed circuit board testing device can not effectively fix the circuit boards in different sizes.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an intelligent needle bed circuit board testing arrangement has solved current needle bed circuit board testing arrangement and can not carry out effective centre gripping to the both sides of circuit board fixedly, and needle bed circuit board testing arrangement also can not carry out effectively fixed problem to the circuit board of equidimension not.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an intelligent needle bed circuit board testing device comprises a workbench, wherein a supporting plate is fixedly connected to the top of the workbench, an electric telescopic device is fixedly connected to the top of the supporting plate, a needle bed plate is movably connected to the front side of the supporting plate, the bottom of the electric telescopic device is fixedly connected to the top of the needle bed plate, a limiting guide rod is fixedly connected to the top of the workbench and located in front of the supporting plate, the outer surface of the limiting guide rod is slidably connected to the inner surface of the needle bed plate, a fixing device is fixedly connected to the top of the workbench and located in front of the limiting guide rod, the fixing device comprises a fixing limiting strip, a fixing clamping strip is fixedly connected to the front side of the bottom of the fixing limiting strip, a movable clamping strip is slidably connected to the back side of the bottom of the fixing limiting strip, a fixing rod is fixedly connected to the front side of the fixing clamping strip, and the rear end of the, the positive fixedly connected with movable rod of activity centre gripping strip, the internal surface of dead lever and the surface sliding connection of movable rod, the inner chamber of dead lever rotates and is connected with the screw thread slide bar, the inner chamber fixedly connected with fixation nut of movable rod, fixation nut's internal surface and the surface threaded connection of screw thread slide bar, the surface fixedly connected with of screw thread slide bar is No. one from the driving wheel, No. one is connected with power transmission belt from the surface transmission of driving wheel, the bottom fixedly connected with drive arrangement of workstation inner chamber.

Preferably, the bottom of the inner cavity of the workbench is fixedly connected with a pneumatic telescopic device behind the driving device, and the inner cavity of the workbench is movably connected with a top supporting plate.

Preferably, the top of the pneumatic telescopic device is fixedly connected with the bottom of the jacking plate, the top of the jacking plate is fixedly connected with the jacking column, the driving device comprises a motor, and the output end of the motor is fixedly connected with a rotating shaft through a speed reducer.

Preferably, the outer fixed surface of rotation axis is connected with horizontal gear, the both sides at workstation inner chamber top all rotate and are connected with the driven shaft, two the equal fixedly connected with longitudinal gear of surface of driven shaft.

Preferably, the outer surfaces of the two driven shafts are fixedly connected with a second driven wheel on the side where the two longitudinal gears are far away from each other, the outer surfaces of the longitudinal gears are meshed with the outer surfaces of the transverse gears, and the top of the power transmission belt penetrates through the fixing rod and the workbench and extends into the workbench.

Preferably, the outer surface of the second driven wheel is in transmission connection with the inner surface of the power transmission belt, a groove is formed in the top of the workbench, and the outer surface of the jacking column is matched with the inner surface of the groove.

Advantageous effects

The utility model provides an intelligent needle bed circuit board testing arrangement. Compared with the prior art, the method has the following beneficial effects:

(1) the intelligent needle bed circuit board testing device comprises a fixing device fixedly connected with the top of a workbench and positioned in front of a limiting guide rod, the fixing device comprises a fixed limiting strip, the front side of the bottom of the fixed limiting strip is fixedly connected with a fixed clamping strip, the back side of the bottom of the fixed limiting strip is slidably connected with a movable clamping strip, the front side of the fixed clamping strip is fixedly connected with a fixed rod, the rear end of the fixed rod penetrates through the fixed clamping strip and extends to the outside of the fixed clamping strip, the front side of the movable clamping strip is fixedly connected with a movable rod, the inner surface of the fixed rod is slidably connected with the outer surface of the movable rod, the inner cavity of the fixed rod is rotatably connected with a threaded sliding rod, the inner cavity of the movable rod is fixedly connected with a fixing nut, the inner surface of the fixing nut is in threaded connection with, a surface transmission from the driving wheel is connected with power transmission belt, the bottom fixedly connected with drive arrangement of workstation inner chamber, setting through fixing device for needle bed circuit board testing arrangement can effectively add through fixing device to the both sides of circuit board and hold when using, moves movable centre gripping strip through dead lever cooperation movable rod simultaneously, can realize that needle bed circuit board testing arrangement can carry out effective fixed centre gripping to the circuit board of equidimension not, has improved needle bed circuit board testing arrangement's practicality.

(2) This intelligent needle bed circuit board testing arrangement, through the bottom at the workstation inner chamber and be located the pneumatic telescoping device of drive arrangement's rear fixedly connected with, the inner chamber swing joint of workstation has a layer board, the top of pneumatic telescoping device and the bottom fixed connection of top layer board, the top fixedly connected with top support post of top layer board, through the setting of pneumatic telescoping device cooperation top layer board and top support post, make needle bed circuit board testing arrangement when using, can push up the support through pneumatic telescoping device cooperation top layer board and top support post with the circuit board of placing at the workstation top, make things convenient for the user of service to take out, very big improvement needle bed circuit board testing arrangement's convenience of use, the inconvenience of the circuit board of having avoided the user of service simultaneously, and unnecessary damage that causes the circuit board.

Drawings

Fig. 1 is a front view of the external structure of the present invention;

FIG. 2 is a top view of the structure of the working table of the present invention;

FIG. 3 is a top view of the internal structure of the fixed and movable rods of the present invention;

fig. 4 is a front view of the internal structure of the workbench.

In the figure 1, a workbench; 2. a support plate; 3. an electric telescopic device; 4. a needle bed plate; 5. a limiting guide rod; 6. a fixing device; 7. fixing a limiting strip; 8. fixing the clamping strip; 9. a movable clamping strip; 10. fixing the rod; 11. a movable rod; 12. a threaded slide rod; 13. fixing a nut; 14. a driven wheel I; 15. a power transmission belt; 16. a drive device; 17. a pneumatic telescoping device; 18. a top pallet; 19. jacking the column; 20. a motor; 21. a rotating shaft; 22. a transverse gear; 23. a driven shaft; 24. a longitudinal gear; 25. and a second driven wheel.

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. 1-4, the present invention provides a technical solution: an intelligent needle bed circuit board testing device comprises a workbench 1, a supporting plate 2 is fixedly connected to the top of the workbench 1, an electric telescopic device 3 is fixedly connected to the top of the supporting plate 2, a needle bed plate 4 is movably connected to the front side of the supporting plate 2, the bottom of the electric telescopic device 3 is fixedly connected to the top of the needle bed plate 4, a limiting guide rod 5 is fixedly connected to the top of the workbench 1 and positioned in front of the supporting plate 2, the outer surface of the limiting guide rod 5 is slidably connected to the inner surface of the needle bed plate 4, a fixing device 6 is fixedly connected to the top of the workbench 1 and positioned in front of the limiting guide rod 5, the fixing device 6 comprises a fixing limiting strip 7, a fixing clamping strip 8 is fixedly connected to the front side of the bottom of the fixing limiting strip 7, a movable clamping strip 9 is slidably connected to the back side of the bottom of the fixing, the fixed rod 10 provides a rotating space for the threaded sliding rod 12, the rear end of the fixed rod 10 penetrates through the fixed clamping strip 8 and extends to the outside of the fixed clamping strip 8, the front of the movable clamping strip 9 is fixedly connected with a movable rod 11, the inner surface of the fixed rod 10 is slidably connected with the outer surface of the movable rod 11, the inner cavity of the fixed rod 10 is rotatably connected with the threaded sliding rod 12, the inner cavity of the movable rod 11 is fixedly connected with a fixed nut 13, the inner surface of the fixed nut 13 is in threaded connection with the outer surface of the threaded sliding rod 12, the outer surface of the threaded sliding rod 12 is fixedly connected with a driven wheel 14, the outer surface of the driven wheel 14 is in transmission connection with a power transmission belt 15, the bottom of the inner cavity of the workbench 1 is fixedly connected with a driving device 16, the bottom of the inner cavity of the workbench 1 is fixedly connected with a pneumatic telescopic device 17 behind, the pneumatic telescoping device 17 is controlled by an external PLC programming program, the pneumatic telescoping device 17 stops working and keeps an extension state after rising to a specified height, an inner cavity of the workbench 1 is movably connected with a top supporting plate 18, the top of the pneumatic telescoping device 17 is fixedly connected with the bottom of the top supporting plate 18, the top of the top supporting plate 18 is fixedly connected with a top supporting column 19, a driving device 16 comprises a motor 20, the motor 20 is electrically connected with an external power supply, the motor 20 is controlled by the external PLC programming program, the motor 20 can drive a rotating shaft 21 to rotate forwards and backwards, the output end of the motor 20 is fixedly connected with the rotating shaft 21 through a reducer, the outer surface of the rotating shaft 21 is fixedly connected with a transverse gear 22, driven shafts 23 are rotatably connected to two sides of the inner cavity of the workbench 1, longitudinal gears 24 are fixedly connected to the outer surfaces of the two driven shafts 23, and a second driven wheel 25 is fixedly connected to the outer surfaces of, the outer surface of the longitudinal gear 24 is meshed with the outer surface of the transverse gear 22, the top of the power transmission belt 15 penetrates through the fixing rod 10 and the workbench 1 and extends into the workbench 1, the outer surface of the second driven wheel 25 is in transmission connection with the inner surface of the power transmission belt 15, a groove is formed in the top of the workbench 1, and the outer surface of the jacking column 19 is matched with the inner surface of the groove.

And those not described in detail in this specification are well within the skill of those in the art.

When the electric telescopic device works, firstly a user places a circuit board on the top of a workbench 1, and starts a motor 20 through a control panel, the motor 20 is started to drive a rotating shaft 21 to rotate, the rotating shaft 21 is matched with a longitudinal gear 24 through a transverse gear 22 to rotate to drive a driven shaft 23 to rotate, the driven shaft 23 rotates to drive a second driven wheel 25 to rotate, the second driven wheel 25 is matched with a first driven wheel 14 through a power transmission belt 15 to rotate to drive a threaded sliding rod 12 to rotate, the threaded sliding rod 12 rotates to drive a fixed nut 13 and a movable rod 11 to perform position displacement, the movable rod 11 displaces to drive a movable clamping strip 9 to frequently displace, the fixed limiting strip 7 performs limiting and guiding on the displacement of the movable clamping strip 9, the movable clamping strip 9 is matched with the fixed clamping strip 8 to effectively and fixedly clamp two sides of the circuit board, after the fixation is finished, the user starts the, electronic telescoping device 3 starts to drive needle bed board 4 and descends the displacement and carry out accurate location to the circuit board at 1 top of workstation, spacing guide arm 5 carries out spacing direction to the displacement of needle bed board 4, the staff alright test the circuit board, the back that the test finishes, the user starts pneumatic telescoping device 17 through control panel, pneumatic telescoping device 17 starts to drive top layer board 18 and top support post 19 and rise the displacement, top support post 19 carries out the top support to the circuit board, make things convenient for the user to take out of circuit board.

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 an intelligent needle bed circuit board testing arrangement, includes workstation (1), top fixedly connected with backup pad (2) of workstation (1), the electronic telescoping device (3) of top fixedly connected with of backup pad (2), the positive swing joint of backup pad (2) has needle bed board (4), the bottom of electronic telescoping device (3) and the top fixed connection of needle bed board (4), the top of workstation (1) just is located the spacing guide arm (5) of the place ahead fixedly connected with of backup pad (2), the surface of spacing guide arm (5) and the internal surface sliding connection of needle bed board (4), the top of workstation (1) just is located the place ahead fixedly connected with fixing device (6) of spacing guide arm (5), its characterized in that: the fixing device (6) comprises a fixed limiting strip (7), a fixed clamping strip (8) is fixedly connected to the front of the bottom of the fixed limiting strip (7), a movable clamping strip (9) is slidably connected to the back of the bottom of the fixed limiting strip (7), a fixed rod (10) is fixedly connected to the front of the fixed clamping strip (8), the rear end of the fixed rod (10) penetrates through the fixed clamping strip (8) and extends to the outside of the fixed clamping strip (8), a movable rod (11) is fixedly connected to the front of the movable clamping strip (9), the inner surface of the fixed rod (10) is slidably connected with the outer surface of the movable rod (11), a threaded sliding rod (12) is rotatably connected to the inner cavity of the fixed rod (10), a fixing nut (13) is fixedly connected to the inner cavity of the movable rod (11), and the inner surface of the fixing nut (13) is in threaded connection with the outer surface of the threaded sliding rod (12), the outer surface of the threaded sliding rod (12) is fixedly connected with a driven wheel (14), the outer surface of the driven wheel (14) is connected with a power transmission belt (15) in a transmission mode, and the bottom of the inner cavity of the workbench (1) is fixedly connected with a driving device (16).

2. The intelligent neilsbed circuit board testing device of claim 1, wherein: the pneumatic telescopic device is fixedly connected to the bottom of the inner cavity of the workbench (1) and located behind the driving device (16), and the inner cavity of the workbench (1) is movably connected with a top supporting plate (18).

3. The intelligent neilsbed circuit board testing device of claim 2, wherein: the top of pneumatic telescoping device (17) and the bottom fixed connection of top layer board (18), the top fixedly connected with top of top layer board (18) holds in the palm post (19), drive arrangement (16) include motor (20), the output of motor (20) passes through reduction gear fixedly connected with rotation axis (21).

4. The intelligent neilsbed circuit board testing device of claim 3, wherein: the outer fixed surface of rotation axis (21) is connected with transverse gear (22), the both sides at workstation (1) inner chamber top all rotate and are connected with driven shaft (23), two the outer equal fixed surface of driven shaft (23) is connected with vertical gear (24).

5. The intelligent neilsbed circuit board testing device of claim 4, wherein: the outer surface of the two driven shafts (23) is located on the side where the two longitudinal gears (24) are far away from each other, a second driven wheel (25) is fixedly connected to the outer surface of each of the two driven shafts, the outer surface of each longitudinal gear (24) is meshed with the outer surface of each transverse gear (22), and the top of each power transmission belt (15) penetrates through the fixing rod (10) and the corresponding workbench (1) and extends into the workbench (1).

6. The intelligent neilsbed circuit board testing device of claim 5, wherein: the outer surface of the second driven wheel (25) is in transmission connection with the inner surface of the power transmission belt (15), a groove is formed in the top of the workbench (1), and the outer surface of the jacking column (19) is matched with the inner surface of the groove.