CN214409202U - Resilience formula circuit board detection device - Google Patents
Resilience formula circuit board detection device Download PDFInfo
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- CN214409202U CN214409202U CN202023338641.8U CN202023338641U CN214409202U CN 214409202 U CN214409202 U CN 214409202U CN 202023338641 U CN202023338641 U CN 202023338641U CN 214409202 U CN214409202 U CN 214409202U
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- circuit board
- cam
- detection device
- sliding block
- bottom plate
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Abstract
The utility model discloses a resilience type circuit board detection device, relate to the circuit test technical field, comprising a base plate, the rear end of bottom plate is fixed with the slide bar, be fixed with the connecting plate between the upper end of slide bar, be equipped with the top shoe between the slide bar, the lower slider, be equipped with vertical screw rod between the slide bar, the upper end of screw rod is passed the connecting plate and is connected with the connecting plate rotation, the lower extreme passes through thread bush and bottom plate swivelling joint, the screw rod passes top shoe and upper shoe threaded connection, the leading flank of top shoe is equipped with lower slider holding-down device, the leading flank of lower slider is fixed with the linking arm, the front end of linking arm is fixed with the detection subassembly that is used for pin detection on the circuit board, be equipped with the pressure spring between the lower extreme of slide bar and the lower slider, the top surface of linking arm and the profile face butt of cam; the utility model discloses simple structure, convenient operation can adjust the control of determine module downward movement distance, after detecting simultaneously and accomplishing, can be convenient reply determine module to initial position, make things convenient for getting of circuit board and adorn.
Description
Technical Field
The utility model relates to a circuit test technical field especially relates to a resilience formula circuit board detection device.
Background
After the electronic components are welded with the circuit board, in order to ensure the welding stability of the electronic components and the circuit board, pins of the components on the circuit board need to be detected, whether the pins are in a faulty welding state or not is detected, and whether the electronic components are damaged in the welding process or not is detected. At present, it is all manual work that the manual work adopts test pen or circuit board detection device to detect the circuit board pin usually, when adopting circuit board detection device to detect, it detects to suitable position and circuit board on pin contact usually to need the operation probe, among the circuit board detection device among the prior art, probe position control inaccuracy, produce the error easily when contacting with circuit board on the pin contact, lead to the missed measure, the probe can't kick-back after detecting the completion simultaneously, the flexibility of operation is little, and the migration distance also can't be adjusted according to the big or small thickness of circuit board, it is little to lead to circuit board detection device to detect application scope, and adopt the manual work to adopt test pen to detect the pin, detection efficiency is low, and easy missed measure still.
For example, a "detection tool for detecting a circuit board" disclosed in chinese patent literature, whose publication number CN204116549U discloses a detection tool for detecting a circuit board, which includes a flip cover, a detection table, a connection plate, a metal plate, a support rod, a detection pin, and a small bulb, and is characterized in that: the central authorities of flip are equipped with a glass lid, adopt connecting plate one fixed metal sheet respectively in the both sides of flip internal surface, it has a plurality of detection needle one to distribute on the metal sheet, be equipped with the small bulb in one side that detects needle one, flip's rear portion adopts the hinge to be connected with connecting plate two, connecting plate two is fixed at the rear portion that detects the platform surface, flip's both sides adopt the bracing piece to be fixed with the both sides that detect the platform, the central authorities that detect the platform are equipped with another glass lid, the below of glass lid is equipped with a plurality of detection needle two. However, the utility model discloses a moving distance of probe also can't adjust according to the big or small thickness of circuit board, and it is little to lead to circuit board to detect frock detection application scope.
Disclosure of Invention
The utility model relates to an overcome among the circuit board detection device among the prior art at present, the probe position control inaccuracy, with the circuit board on the pin contact easy error that produces when contacting, lead to leaking to survey, the probe can't kick-back after detecting the completion simultaneously, the flexibility of operation is little, and the displacement also can't be adjusted according to the big or small thickness of circuit board, it is little to lead to circuit board detection device to detect application scope, and adopt artifical detection pen that adopts to detect the pin, detection efficiency is low, and leak easily the scheduling problem of examining, a resilience formula circuit board detection device has been proposed.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a resilience formula circuit board detection device, comprising a base plate, the rear end of bottom plate is fixed with the slide bar, be fixed with the connecting plate between the upper end of slide bar, be equipped with the top shoe between the slide bar, lower slider, be equipped with vertical screw rod between the slide bar, the upper end of screw rod is passed the connecting plate and is rotated with the connecting plate and be connected, the lower extreme passes through thread bush and bottom plate swivelling joint, the screw rod passes top shoe and top shoe threaded connection, the leading flank of top shoe is equipped with lower slider pushing down device, the leading flank of lower slider is fixed with the linking arm, the leading flank of linking arm is fixed with the detection module who is used for pin detection on the circuit board, be equipped with the pressure spring between the lower extreme of slide bar and the lower slider, the top surface of linking arm and the profile face butt of cam.
The utility model discloses in the use, the circuit board that will wait to detect is placed on the bottom plate, afterwards, can adjust the height of top shoe through rotating the screw rod, when highly regulated to suitable position, at this moment, the lower slider pushing down device through controlling the top shoe leading flank can be with lower slider pushing down, thereby drive the detection subassembly on the linking arm and be fixed in the bottom plate and wait to detect the contact of circuit board pin of detecting on and detect, and because be equipped with the pressure spring between the lower extreme of slide bar and the lower slider, therefore the pressure spring is in compression state this moment, and after the detection subassembly detects the completion to the circuit board, loosen lower slider pushing down device, this moment under the resilience force effect of pressure spring, can push back initial position to the lower slider, accomplish the separation of detection subassembly and circuit board, accomplish whole testing process. The utility model discloses simple structure, convenient operation, the distance that slider downshifting can be adjusted to highly coordinated lower slider through adjusting the top shoe to realize the control of determine module distance of downshifting, make the utility model discloses can detect the circuit board of different thickness sizes, simultaneously, after the detection is accomplished, can be convenient reply determine module to initial position, make things convenient for getting of circuit board and adorn.
Preferably, the lower sliding block pressing device comprises a cam, the cam is rotatably connected with the upper sliding block, the cam is of an oval structure, and a supporting plane is arranged on a profile surface where the large-diameter end of the cam is located.
The lower slider is pressed down and is included the cam, and the cam is oval structure, when adopting lower slider to press down to the lower slider, can rotate the cam, along with the big footpath end of cam slowly rotates to the top surface of linking arm, lower slider also slowly pushes down, when the supporting plane of the big footpath end of cam supported with the top surface contact of linking arm, accomplishes the pushing down of lower slider, detects the subassembly this moment just in time and is fixed in the circuit board pin contact that waits to detect on the bottom plate and detect.
Preferably, a shaft sleeve is fixed on the front side face of the upper sliding block, a cam shaft which is rotatably connected with the shaft sleeve is arranged on the end face of the cam, a long slot hole is formed in the side face of the shaft sleeve, and a driving rod which is fixed with the cam is arranged in the long slot hole.
The utility model discloses in the elongated slot was located to the well actuating lever, when the cam was rotated to needs, the actuating lever can be pulled, and the actuating lever slides in the elongated slot hole this moment to drive the rotation of cam. And finishing the pressing operation of the lower sliding block.
Preferably, a spring is arranged between the upper slider and the lower slider.
The utility model discloses be equipped with the spring between well upper slide and the lower slider, slider push down the device and will slide down the slider and push down to move and examine time measuring the circuit board under, the pressure spring is in compression state this moment, the spring is in tensile state, the slider pushes down the device and loosens the back down, the common restoring force of spring and pressure spring can be so that the more light answer of lower slider to initial position, for only setting up the pressure spring, the spring can play supplementary pressure spring, play the mesh of synergism, make the faster answer to initial position of lower slider, reduce the answer pressure of single pressure spring, the life of increase device.
And simultaneously, more importantly, the utility model discloses in, can push down the slider through the cam that rotates the ellipse structure, and simultaneously, through the position of adjusting the top shoe, can adjust the relative distance of top shoe and bottom shoe, thereby can realize the regulation of the distance of pushing down of bottom shoe when rotating the cam, make detecting element can accomplish the detection with the circuit board pin contact of different specifications, however, only when setting up the pressure spring, the regulating variable of the distance of pushing down of bottom shoe is limited, this difference that depends on big footpath and path in the ellipse structure cam, and the initial position of bottom shoe under the pressure spring thrust is fixed with the distance of bottom plate, it is limited to have resulted in detecting element and floor interval adjustable range. However, after the device is manufactured, the elliptical structure of the cam and the initial position of the lower slider under the thrust of the pressure spring cannot be adjusted any more, and meanwhile, if the difference between the large diameter and the small diameter of the cam is too large, the difficulty of resistance for pressing down the slider under the rotating cam is also increased. Therefore, the utility model discloses in set up the spring between slider and lower slider, the utility model discloses when adjusting the distance of slider during the use, when spring stretching force and pressure spring collaborative force reach equilibrium, the initial position of lower slider also can change, the slider is pushed down under the cam of rotatory oval structure of rethread afterwards, can increase determine module and floor interval adjustable range, for example, because special demand, when the product that has the circuit board that determine module and bottom plate's interval need not detect inadequately, can heighten the position of slider this moment, consequently, the slider can upwards slide under spring and pressure spring collaborative force, increase the interval of determine module and floor, and only set up the pressure spring and can not realize this regulatory function.
Preferably, the upper end of the screw is provided with a rotating handle.
The handle is rotated to facilitate the rotation of the screw rod.
Preferably, the bottom plate is provided with a transverse positioning plate and a longitudinal positioning plate for positioning the circuit board.
The transverse positioning plate and the longitudinal positioning plate are used for positioning the circuit board.
Preferably, the bottom plate is provided with a transverse long slotted hole and a longitudinal long slotted hole, the transverse positioning plate is connected with the longitudinal long slotted hole through a bolt and a nut, and the longitudinal positioning plate is connected with the transverse long slotted hole through a bolt and a nut.
Through setting up horizontal slotted hole and vertical slotted hole can be according to the position of actual demand regulation horizontal locating plate and vertical locating plate, enlarge application scope, horizontal locating plate passes through the bolt after moving suitable position along vertical slotted hole simultaneously, the nut location, vertical locating plate passes through the bolt after moving suitable position along horizontal slotted hole, the nut location, through horizontal locating plate, vertical locating plate fixes a position the edge of circuit board, thereby when guaranteeing that at every turn detect assembly pushes down, the probe can contact with the pin one-to-one on the circuit board.
Preferably, the detection assembly comprises a positioning plate and a plurality of probes, and the probes are fixedly connected with the probe positioning plate.
The number and the installation position of the probes are consistent with the number and the position of the pins to be detected on the circuit board; when the connecting arm is pressed down by the cam, the probes in the detection assembly are in one-to-one correspondence to be in contact with the pins on the circuit board, the pins are synchronously detected, and the detection efficiency is high.
Preferably, a foot pad is arranged on the bottom surface of the bottom plate.
The setting of callus on the sole makes the utility model discloses place more firmly.
Therefore, the utility model discloses following beneficial effect has: the utility model discloses simple structure, convenient operation, the distance that slider downshifting can be adjusted to highly coordinated lower slider through adjusting the top shoe to realize the control of determine module distance of downshifting, make the utility model discloses can detect the circuit board of different thickness sizes, simultaneously, after the detection is accomplished, can be convenient reply determine module to initial position, make things convenient for getting of circuit board and adorn.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is another view structure diagram of the present invention.
Fig. 4 is a schematic view of the local explosion of the present invention.
In the figure: the device comprises a bottom plate 1, a transverse long slotted hole 100, a longitudinal long slotted hole 101, a foot pad 2, a sliding rod 3, a connecting plate 4, an upper sliding block 5, a shaft sleeve 50, a long slotted hole 51, a lower sliding block 6, a screw 7, a rotating handle 8, a cam 9, a cam shaft 90, a driving rod 91, a supporting plane 92, a connecting arm 10, a detection assembly 11, a probe positioning plate 110, a probe 111, a pressure spring 12, a transverse positioning plate 13, a longitudinal positioning plate 14, a spring 15, a lower sliding block pressing device 16 and a threaded sleeve 17.
Detailed Description
The present invention will be further described with reference to the following detailed description.
Example 1: as shown in figure 1, the resilience type circuit board detection device is characterized by comprising a bottom plate 1, wherein a foot pad 2 is arranged on the bottom surface of the bottom plate 1, a sliding rod 3 is fixedly arranged at the rear end of the bottom plate 1, a connecting plate 4 is fixedly arranged between the upper ends of the sliding rods, an upper sliding block 5 and a lower sliding block 6 are arranged between the sliding rods 3, a vertical screw 7 is arranged between the sliding rods, the upper end of the screw 7 penetrates through the connecting plate to be rotatably connected with the connecting plate, the lower end of the screw 7 is rotatably connected with the bottom plate 1 through a threaded sleeve 17, a rotating handle 8 is arranged at the upper end of the screw 7, the screw 7 penetrates through the upper sliding block 5 to be in threaded connection with the upper sliding block, a lower sliding block pressing device 16 is arranged on the front side surface of the upper sliding block 5, the lower sliding block pressing device 16 comprises a cam 9, a shaft sleeve 50 is fixedly arranged on the front side surface of the upper sliding block 5, a cam shaft sleeve 90 which is rotatably connected with the shaft sleeve is arranged on the end surface of the cam 9, a long slotted hole 51 is arranged on the side surface of the shaft sleeve 50, a driving rod 91 fixed with the cam is arranged in the long slotted hole, the cam 9 is of an oval structure, and a supporting plane 92 is arranged on the profile surface where the large-diameter end is located; a connecting arm 10 is fixed on the front side surface of the lower slider 6, a detection assembly 11 for detecting pins on the circuit board is fixed at the front end of the connecting arm 10, the detection assembly 11 comprises a positioning plate 110 and a plurality of probes 111, and the probes are fixedly connected with the probe positioning plate; a pressure spring 12 is arranged between the lower end of the sliding rod 3 and the lower sliding block, a spring 15 is arranged between the upper sliding block 5 and the lower sliding block 6, and the top surface of the connecting arm 10 is abutted to the contour surface of the cam.
The bottom plate 1 is provided with a transverse positioning plate 13 and a longitudinal positioning plate 14 for positioning the circuit board, the bottom plate 1 is provided with a transverse long slotted hole 100 and a longitudinal long slotted hole 101, the transverse positioning plate 13 is connected with the longitudinal long slotted hole through a bolt and a nut, and the longitudinal positioning plate 14 is connected with the transverse long slotted hole through a bolt and a nut.
In the using process of the utility model, the positions of the transverse positioning plate 13 and the longitudinal positioning plate 14 can be adjusted according to the actual requirement by arranging the transverse long slotted hole 100 and the longitudinal long slotted hole 101, meanwhile, the transverse positioning plate is positioned by the bolt and the nut after being moved to a proper position along the longitudinal long slotted hole, the longitudinal positioning plate is positioned by the bolt and the nut after being moved to a proper position along the transverse long slotted hole, the edge of the circuit board is positioned by the transverse positioning plate and the longitudinal positioning plate, after the circuit board to be detected is fixed on the bottom plate 1, the height of the upper slide block 5 can be adjusted by rotating the screw 7, when the height is adjusted to a proper position (when the proper position refers to the support plane of the cam big-diameter end is butted with the connecting arm, all probes are contacted with the pins on the circuit board, when the cam small-diameter end is butted with the connecting arm, all probes are separated from the pins on the circuit board), at this time, the lower slider can be pressed downwards by controlling the lower slider pressing device 16 on the front side surface of the upper slider 5, when the lower slider is pressed downwards by using the lower slider pressing device 16, the driving rod 91 can be pulled, the driving rod slides in the long slotted hole at this time and drives the cam 9 to rotate, the lower slider also slowly presses downwards along with the gradual rotation of the large-diameter end of the cam to the top surface of the connecting arm, when the supporting plane of the large-diameter end of the cam is in contact support with the top surface of the connecting arm, the pressing of the lower slider is completed, the pressing of the lower slider can drive the detection component 11 on the connecting arm 10 to be in contact with and detect the pin of the circuit board to be detected fixed on the bottom plate 1, at this time, the pressure spring 12 is in a compressed state, the spring 15 is in a stretched state, and when the detection component 11 completes the detection of the circuit board, after the lower slider pressing device 16 is loosened, the common restoring force of the spring 15 and the pressure spring 12 can make the lower slider return to the initial position more easily, for only setting up pressure spring 12, spring 15 can play supplementary pressure spring 12, plays the mesh of synergism for the lower slider is faster to reply to initial position, accomplishes the separation of detecting component 11 and circuit board, accomplishes whole testing process. Due to special requirements, when the distance between the detection assembly and the bottom plate is not enough to be detected, the position of the upper sliding block can be increased, so that the lower sliding block can slide upwards under the cooperative action force of the spring 15 and the pressure spring 12, the distance between the detection assembly and the floor is increased, and detection is smoothly completed.
Claims (9)
1. The resilience type circuit board detection device is characterized by comprising a bottom plate (1), wherein a sliding rod (3) is fixedly arranged at the rear end of the bottom plate (1), a connecting plate (4) is fixedly arranged between the upper ends of the sliding rods, an upper sliding block (5) and a lower sliding block (6) are arranged between the sliding rods (3), a vertical screw rod (7) is arranged between the sliding rods, the upper end of the screw rod (7) penetrates through the connecting plate to be rotatably connected with the connecting plate, the lower end of the screw rod (7) is rotatably connected with the bottom plate (1) through a threaded sleeve (17), the screw rod (7) penetrates through the upper sliding block (5) to be in threaded connection with the upper sliding block, a lower sliding block pressing device (16) is arranged on the front side surface of the upper sliding block (5), a connecting arm (10) is fixedly arranged on the front side surface of the lower sliding block (6), a detection assembly (11) for detecting pins on a circuit board is fixedly arranged at the front end of the connecting arm (10), and a pressure spring (12) is arranged between the lower end of the sliding rod (3) and the lower sliding block, the top surface of the connecting arm (10) is abutted against the contour surface of the cam.
2. The rebound type circuit board detection device according to claim 1, wherein the lower slider pressing device (16) comprises a cam (9), the cam (9) is rotatably connected with the upper slider (5), the cam (9) is of an elliptical structure, and a support plane (92) is arranged on a profile surface where the large-diameter end of the cam is located.
3. The resilience type circuit board detection device according to claim 2, wherein a shaft sleeve (50) is fixed on the front side surface of the upper slide block (5), a cam shaft (90) rotatably connected with the shaft sleeve is arranged on the end surface of the cam (9), a long slot hole (51) is arranged on the side surface of the shaft sleeve (50), and a driving rod (91) fixed with the cam is arranged in the long slot hole.
4. A resilient circuit board detecting device according to any one of claims 1-3, wherein a spring (15) is provided between the upper slider (5) and the lower slider (6).
5. The rebound type circuit board detection device according to any one of claims 1 to 3, wherein a rotation handle (8) is provided at the upper end of the screw (7).
6. A resilient circuit board detection device according to any one of claims 1-3, wherein the bottom plate (1) is provided with a transverse positioning plate (13) and a longitudinal positioning plate (14) for positioning the circuit board.
7. The resilience type circuit board detection device according to claim 6, wherein the bottom plate (1) is provided with a transverse long slot hole (100) and a longitudinal long slot hole (101), the transverse positioning plate (13) is connected with the longitudinal long slot hole through a bolt and a nut, and the longitudinal positioning plate (14) is connected with the transverse long slot hole through a bolt and a nut.
8. The resilient circuit board detection device according to any one of claims 1 to 3, wherein the detection assembly (11) comprises a positioning plate (110) and a plurality of probes (111), and the probes are fixedly connected with the probe positioning plate.
9. The resilience type circuit board detection device according to any one of claims 1-3, wherein a foot pad (2) is arranged on the bottom surface of the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023338641.8U CN214409202U (en) | 2020-12-31 | 2020-12-31 | Resilience formula circuit board detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023338641.8U CN214409202U (en) | 2020-12-31 | 2020-12-31 | Resilience formula circuit board detection device |
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| Publication Number | Publication Date |
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| CN214409202U true CN214409202U (en) | 2021-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023338641.8U Active CN214409202U (en) | 2020-12-31 | 2020-12-31 | Resilience formula circuit board detection device |
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| CN (1) | CN214409202U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116626345A (en) * | 2023-06-16 | 2023-08-22 | 昆山沪光汽车电器股份有限公司 | Conduction module for wire harness test circuit |
-
2020
- 2020-12-31 CN CN202023338641.8U patent/CN214409202U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116626345A (en) * | 2023-06-16 | 2023-08-22 | 昆山沪光汽车电器股份有限公司 | Conduction module for wire harness test circuit |
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