CN218213087U - Positioning detection mechanism of flying needle machine - Google Patents
Positioning detection mechanism of flying needle machine Download PDFInfo
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- CN218213087U CN218213087U CN202221784711.9U CN202221784711U CN218213087U CN 218213087 U CN218213087 U CN 218213087U CN 202221784711 U CN202221784711 U CN 202221784711U CN 218213087 U CN218213087 U CN 218213087U
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Abstract
The utility model discloses a flying probe machine positioning detection mechanism, which relates to the technical field of PCB testing, and comprises a frame, wherein the upper surface of the frame is provided with an adjusting mechanism, the adjusting mechanism is fixedly provided with an adjusting frame, the adjusting frame is connected with a detection plate in a sliding way, the position of the adjusting frame is adjusted through the adjusting mechanism, the detection plate is provided with a plurality of groups of positioning mechanisms, and the positioning mechanisms are fixedly provided with detection probes; the positioning mechanism comprises a positioning frame, the positioning frame is fixedly installed on the detection plate, an adjusting hole and a driving hole are formed in the positioning frame, the adjusting hole is perpendicular to the driving hole, an adjusting rod is inserted in the adjusting hole, a driving rod is inserted in the driving hole, the driving rod is connected with the adjusting rod in a sliding mode, and a detection probe is fixedly installed at one end, extending out of the positioning frame, of the adjusting rod. The utility model discloses a design positioning mechanism, utilize positioning mechanism to drive test probe and remove to the removal of PCB board has been avoided.
Description
Technical Field
The utility model belongs to the technical field of the PCB test, specifically be a fly needle machine location detection mechanism.
Background
The flying probe tester is used for testing circuit boards and is divided into two categories, one category is used for testing PCBs, the other category is used for testing PCBAs, the flying probe tester for testing PCBs is an instrument for testing PCBs (printed circuit boards) with high element arrangement density, multiple layers, large wiring density and small measuring point distance, the insulation and conduction values of the circuit boards are mainly tested, the tester generally adopts a 'true value comparison positioning method', the testing process and fault points can be monitored in real time, the testing accuracy is ensured, and the flying probe tester for testing PCBAs mainly performs electrical tests on values, electrical characteristics and the like of electronic components;
the flying probe machine generally needs to use a detection device when detecting the circuit board, the existing detection method generally utilizes an adjusting mechanism to drive an adjusting frame with the circuit board to move, so that the circuit board is close to the detection mechanism, thereby detecting the performance of the circuit board, but the method has the defects that the circuit board is easy to generate deviation when moving, thereby influencing the detection accuracy,
in order to overcome the defects, the technical personnel in the field actively innovate and research to create a positioning and detecting mechanism of the flying probe machine.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model provides a fly needle machine location detection mechanism to solve the current problem that the needle machine circuit board squinted easily when detecting of flying who proposes in the above-mentioned background art.
In order to solve the technical problem, the utility model discloses a technical scheme be: the upper surface of the machine frame is provided with an adjusting mechanism, an adjusting frame is fixedly arranged on the adjusting mechanism, a detection plate is connected onto the adjusting frame in a sliding manner, the position of the adjusting frame is adjusted through the adjusting mechanism, a plurality of groups of positioning mechanisms are arranged on the detection plate, and detection probes are fixedly arranged on the positioning mechanisms;
the positioning mechanism comprises a positioning frame, the positioning frame is fixedly installed on the detection plate, an adjusting hole and a driving hole are formed in the positioning frame, the adjusting hole is perpendicular to the driving hole, an adjusting rod is inserted in the adjusting hole, a driving rod is inserted in the driving hole and is in sliding connection with the adjusting rod, and a detection probe is fixedly installed at one end, extending out of the positioning frame, of the adjusting rod.
Furthermore, a driving head is arranged at one end of the driving rod, a sliding groove is formed in the side wall of the adjusting rod, and the driving head is connected to the sliding groove in a sliding mode. The driving head is used for driving the adjusting rod to move.
Furthermore, one side, close to the driving rod, of the adjusting rod is provided with a limiting portion, the limiting portion is abutted to the driving rod, and the side wall of the limiting portion is parallel to the sliding groove. The motion path of the adjusting rod is limited by the limiting part and the limiting rod.
Further, adjustment mechanism includes belt pulley and belt, belt pulley fixed mounting is in rotating the motor, rotate motor fixed mounting in the frame, fixed mounting has the alignment jig on the belt.
Furthermore, the upper end of the machine frame is connected with a tensioning wheel in a sliding mode, the tensioning wheel and the belt pulley are located at two ends of the belt, and the tightness degree of the belt is adjusted through the tensioning wheel.
Further, a fixing bolt is fixedly mounted on the tension wheel.
Further, the number of the positioning mechanisms is two, and the positioning mechanisms are symmetrical to the frame.
The utility model has the advantages that:
1. the utility model discloses a test probe installs on positioning mechanism, through adjustment mechanism adjustment positioning mechanism's position, test probe is close to the circuit board when detecting, and circuit board stillness to avoided the skew that produces because of the circuit board removes in the root, the problem of error production when leading to the test.
2. The utility model discloses a positioning mechanism includes the actuating lever and adjusts the pole, and the actuating lever is perpendicular with adjusting the pole, and the removal of pole is adjusted in the motion drive through the actuating lever, changes test probe's position, and the drive head on the actuating lever slides in the spout, has played the effect of similar variable speed, and the displacement of adjusting the pole is less than the displacement of actuating lever to accurate control test probe's position.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a mechanism schematic diagram of the adjusting mechanism of the present invention;
fig. 3 is a cross-sectional view of a vertical plane of the positioning mechanism of the present invention;
fig. 4 is a cross-sectional view of the positioning mechanism of the present invention in a horizontal plane;
the parts in the drawings are marked as follows:
the device comprises a machine frame 1, a 2 adjusting mechanism, a 21 belt pulley, a 22 belt, a 23 tensioning wheel, a 3 adjusting frame, a 4 detecting plate, a 5 positioning mechanism, a 51 positioning frame, a 52 adjusting hole, a 53 driving hole, a 54 adjusting rod, a 541 sliding chute, a 542 limiting part, a 55 driving rod, a 551 driving head, a 552 limiting rod and a 6 detecting probe.
Detailed Description
The following description is given for illustrative embodiments of the present invention with reference to the accompanying drawings, and it is to be understood that the present invention is not limited to the specific embodiments shown and described herein. The present invention can also be implemented in other different ways, i.e., different modifications and changes can be made without departing from the scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment is as follows: the utility model provides a flying probe machine location detection mechanism, as shown in fig. 1, includes frame 1, the last surface mounting of frame has adjustment mechanism 2, last fixed mounting of adjustment mechanism has alignment jig 3, as shown in fig. 2, adjustment mechanism includes belt pulley 21 and belt 22, belt pulley fixed mounting is in rotating the motor, rotate motor fixed mounting in the frame, fixed mounting has the alignment jig on the belt, rotates the motor and links to each other with the controller, through the rotation that rotates the motor, drives the rotation of belt pulley to the time belt motion
The upper end sliding connection of frame has take-up pulley 23, the take-up pulley with the belt pulley divide into and is located the both ends of belt, fixed mounting has fixing bolt on the take-up pulley. Utilize the take-up pulley to adjust the elasticity of belt, make the belt pulley can drive the belt motion to make the alignment jig reciprocate, and through the position of fixing bolt fixed take-up pulley.
The adjusting mechanism is provided with two groups and is positioned on two sides of the adjusting frame, so that the adjusting frame can be stably moved.
The detection device is characterized in that the adjusting frame is connected with a detection plate 4 in a sliding mode, the detection plate is driven by an air cylinder, the position of the detection plate on a horizontal plane is adjusted by the air cylinder, a plurality of groups of positioning mechanisms 5 are installed on the detection plate, detection probes 6 are fixedly installed on the positioning mechanisms, and the detection probes are driven to move through the action of the positioning mechanisms, so that the purpose of detecting the performance of a circuit board is achieved.
As shown in fig. 3 to 4, the positioning mechanism includes a positioning frame 51, the positioning frame is fixedly mounted on the detection plate, the positioning frame is provided with an adjusting hole 52 and a driving hole 53, the adjusting hole is perpendicular to and communicated with the driving hole, an adjusting rod 54 is inserted in the adjusting hole, a driving rod 55 is inserted in the driving hole, the driving rod is slidably connected with the adjusting rod, the driving rod is driven by an external cylinder, the driving rod is driven by the driving rod to move, the driving rod is driven to move, the horizontal movement is converted into the vertical movement, and a detection probe is fixedly mounted at one end of the adjusting rod extending out of the positioning frame.
One end of the driving rod is provided with a driving head 551, the side wall of the adjusting rod is provided with a sliding groove 541, the driving head is connected with the sliding groove in a sliding manner, the sliding groove is arranged on the upper surface of the adjusting rod in an inclined manner, the proportion of the driving rod and the displacement of the adjusting rod can be changed by changing the inclination angle of the sliding groove, so that the displacement of the driving rod is amplified, and the detection probe can be accurately positioned.
The adjusting rod is close to one side of the driving rod, a limiting portion 542 is formed in one side of the driving rod, a limiting rod 552 is arranged on one side of the driving rod, the limiting portion is abutted to the limiting rod, the side wall of the limiting portion is parallel to the sliding groove, and the limiting rod and the driving head act together to enable the driving rod to drive the adjusting rod to move.
The number of the positioning mechanisms is two, and the positioning mechanisms are symmetrical relative to the rack.
The utility model discloses a working process and theory of operation as follows:
when the detection device is used, a circuit board to be detected is placed at a designated position, then the adjusting mechanism is controlled to move, the vertical height of the detection probe is changed, the cylinder drives the detection plate to move, the horizontal position of the detection probe is adjusted, and then the positioning mechanism moves to enable the detection probe to accurately reach a detection point to detect the circuit board.
The above is only the embodiment of the present invention, not so above only is the embodiment of the present invention, not so limiting the patent scope of the present invention, all of which utilize the equivalent structure made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, all of which are included in the patent protection scope of the present invention.
Claims (7)
1. The utility model provides a fly needle machine location detection mechanism which characterized in that: the device comprises a rack, wherein an adjusting mechanism is arranged on the upper surface of the rack, an adjusting frame is fixedly arranged on the adjusting mechanism, a detection plate is connected onto the adjusting frame in a sliding manner, the position of the adjusting frame is adjusted by the adjusting mechanism, a plurality of groups of positioning mechanisms are arranged on the detection plate, and detection probes are fixedly arranged on the positioning mechanisms;
the positioning mechanism comprises a positioning frame, the positioning frame is fixedly installed on the detection plate, an adjusting hole and a driving hole are formed in the positioning frame, the adjusting hole is perpendicular to the driving hole, an adjusting rod is inserted in the adjusting hole, a driving rod is inserted in the driving hole and is in sliding connection with the adjusting rod, and a detection probe is fixedly installed at one end, extending out of the positioning frame, of the adjusting rod.
2. The flying probe machine positioning detection mechanism of claim 1, wherein: one end of the driving rod is provided with a driving head, the side wall of the adjusting rod is provided with a sliding groove, and the driving head is connected to the sliding groove in a sliding mode.
3. The flying probe machine positioning detection mechanism of claim 2, wherein: the adjusting rod is close to one side of the driving rod, a limiting portion is arranged on one side of the adjusting rod, the limiting portion is abutted to the driving rod, and the side wall of the limiting portion is parallel to the sliding groove.
4. The flying probe machine positioning detection mechanism of claim 1, wherein: the adjusting mechanism comprises a belt pulley and a belt, the belt pulley is fixedly installed on the rotating motor, the rotating motor is fixedly installed on the rack, and an adjusting frame is fixedly installed on the belt.
5. The flying probe machine positioning detection mechanism of claim 4, wherein: the upper end of the frame is connected with a tensioning wheel in a sliding mode, and the tensioning wheel and the belt pulley are located at two ends of the belt.
6. The flying probe machine positioning detection mechanism of claim 5, wherein: and the tensioning wheel is fixedly provided with a fixing bolt.
7. The flying probe machine positioning detection mechanism of claim 1, wherein: the number of the positioning mechanisms is two, and the positioning mechanisms are symmetrical relative to the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221784711.9U CN218213087U (en) | 2022-07-12 | 2022-07-12 | Positioning detection mechanism of flying needle machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221784711.9U CN218213087U (en) | 2022-07-12 | 2022-07-12 | Positioning detection mechanism of flying needle machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218213087U true CN218213087U (en) | 2023-01-03 |
Family
ID=84649421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221784711.9U Active CN218213087U (en) | 2022-07-12 | 2022-07-12 | Positioning detection mechanism of flying needle machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218213087U (en) |
-
2022
- 2022-07-12 CN CN202221784711.9U patent/CN218213087U/en active Active
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