A high-safety batch test device for crystal oscillator output frequency
By using the clamping and fixing mechanism of the slide plate and spring in the crystal oscillator batch testing device, the deviation problem caused by vibration during detection of the probe is solved, and the detection accuracy and detection stability are improved.
Patent Information
- Application Number
- CN202420717740.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-09
- Publication Date
- 2025-04-01
- Estimated Expiration
- 2034-04-09
AI Technical Summary
When performing batch detection of the crystal oscillator, when the probe contacts the surface of the crystal oscillator, the overall deviation caused by vibration, which in turn causes a deviation in the detection accuracy of the probe.
A batch test device for output frequency of crystal oscillator is designed. By installing support columns, roof plates, drive devices and probe body on the test workbench, the clamping and fixing mechanism of the slide plate and spring are used to ensure stable contact between the probe and the crystal oscillator, and limit and guide through the guide plate and limit rubber strips.
Through the clamping and fixing mechanism of the slider, the detection accuracy of the probe is improved, the accurate detection of the crystal oscillator frequency is ensured, and the stability and reliability of the detection are improved through the limit and guidance mechanism.
Smart Images
Figure CN222704618U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of crystal oscillators, in particular to a crystal oscillator output frequency batch testing device with high safety. Background Art
[0002] A crystal oscillator is an electronic oscillator that can generate a stable frequency. When an alternating electric field acts on the crystal, the crystal will produce a piezoelectric effect, that is, it will produce mechanical vibrations. When the input alternating electric field frequency matches the resonant frequency of the crystal, the crystal will begin to vibrate and form a stable oscillation output signal through the amplifier.
[0003] Currently, when batch testing of crystal oscillators is performed, the crystal oscillators are placed on the surface of a test bench, and then the probe is opened to touch the surface of the crystal oscillator for rapid monitoring, and the monitoring records are then sent to a display screen for the staff to quickly observe the values.
[0004] In the current prior art, when batch testing of crystal oscillators is performed, when a probe is placed on the surface of the crystal oscillator for testing, the crystal oscillator will vibrate, which will cause the entire device to shift, resulting in deviations in the detection accuracy of the probe. Utility Model Content
[0005] In order to make up for the deficiencies of the prior art and solve at least one of the problems mentioned in the background technology, a crystal oscillator output frequency batch testing device with high safety is proposed.
[0006] The technical solution adopted by the utility model to solve its technical problems is: the utility model describes a high-safety crystal oscillator output frequency batch testing device, the top of the detection workbench is fixedly connected with a support column; the top of the support column is fixedly connected with a top plate; the top of the top plate is equipped with a driving device; the output end of the driving device is equipped with a push plate; the bottom of the push plate is equipped with a probe body; the top of the detection workbench is fixedly connected with a support rod; the top of the support rod is fixedly connected with a detection plate; a slide groove is provided inside the detection plate; the inside of the slide groove is slidably connected with a slide plate; the side end of the slide plate is fixedly connected with a first spring, and the other end of the first spring is fixedly connected to the inner wall of the slide groove.
[0007] Preferably, a guide groove is provided inside the detection plate; a cavity is provided inside the detection plate; a locking block is slidably connected to the inner wall of the cavity; a second spring is fixedly connected to the top of the locking block, and the other end of the second spring is fixedly connected to the inner wall of the cavity; a card block is fixedly connected to the side end of the slide plate; and a locking groove is provided inside the card block, and a plurality of locking grooves are provided.
[0008] Preferably, a pull rod is fixedly connected to the top of the locking block; and a pull handle is fixedly connected to the top of the pull rod.
[0009] Preferably, a support rod positioning rod is fixedly connected to the side wall of the support column; a guide plate is fixedly connected to the end of the support rod positioning rod; a guide hole is opened inside the guide plate and is on the same horizontal plane as the probe body.
[0010] Preferably, a limiting rubber strip is fixedly connected to the bottom of the guide plate and is located at the bottom of the guide hole.
[0011] Preferably, the end of the locking block is semi-arc-shaped and matches the locking groove; the bottom of the detection workbench is fixedly connected with a plurality of supporting legs.
[0012] The beneficial effects of the utility model are as follows:
[0013] 1. The utility model is a high-safety crystal oscillator output frequency batch testing device. The crystal oscillator support plate is placed on the top of the detection plate and pressed downward so that the slide plate on the top of the detection plate is squeezed and slides to both sides to squeeze the first spring to generate elastic force. When the support plate is placed on the top of the detection plate, the first spring generates elastic force to push the slide plate to clamp and fix the support plate. Then, the driving device is turned on to drive the probe pen body and the support rod to move to the bottom, and the crystal oscillator on the surface of the support plate is contacted for rapid detection. The detection accuracy of the probe pen body is improved by clamping and fixing the slide plate.
[0014] 2. The utility model discloses a crystal oscillator output frequency batch testing device with high safety. A guide hole is provided inside the guide plate so that when the probe body moves toward the bottom, it is inserted into the guide hole to perform the limiting and guiding functions. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The utility model will be further described below in conjunction with the accompanying drawings.
[0016] Figure 1 It is a stereogram in the utility model;
[0017] Figure 2 It is a cross-sectional view of the utility model;
[0018] Figure 3 It is a structural schematic diagram of the guide plate of the utility model;
[0019] Figure 4 yes Figure 2 Enlarged view of point A in the middle.
[0020] Legend:
[0021] 1. Inspection workbench; 21. Support column; 22. Top plate; 23. Driving device; 24. Push plate; 25. Probe body; 26. Support rod; 27. Inspection plate; 28. Slide groove; 29. Slide plate; 31. First spring; 41. Guide groove; 42. Cavity; 43. Lock block; 44. Second spring; 45. Block; 46. Lock groove; 51. Pull rod; 52. Pull handle; 61. Positioning rod; 62. Guide plate; 63. Guide hole; 7. Limit rubber strip; 8. Support leg. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] Specific examples are given below.
[0024] like Figures 1 to 4 As shown, a crystal oscillator output frequency batch testing device with high safety described in an embodiment of the utility model, the top of the detection workbench 1 is fixedly connected with a support column 21; the top of the support column 21 is fixedly connected with a top plate 22; the top of the top plate 22 is installed with a driving device 23; the output end of the driving device 23 is installed with a push plate 24; the bottom of the push plate 24 is installed with a probe body 25; the top of the detection workbench 1 is fixedly connected with a support rod 26; the top of the support rod 26 is fixedly connected with a detection plate 27; the detection plate 27 is provided with a slide groove 28 inside; the slide groove 28 is slidably connected with a slide plate 29 inside; the side end of the slide plate 29 is fixedly connected with a first spring 31, and The other end of the first spring 31 is fixedly connected to the inner wall of the slide groove 28; during operation, when batch detection of crystal oscillators is required, the crystal oscillator support plate is placed on the top of the detection plate 27 and pressed downward, so that the slide plate 29 on the top of the detection plate 27 is squeezed and slides to both sides to squeeze the first spring 31 to generate elastic force. When the support plate is placed on the top of the detection plate 27, the first spring 31 generates elastic force to push the slide plate 29 to clamp and fix the support plate, and then the driving device 23 is turned on to drive the probe pen body 25 and the support rod 26 to move to the bottom, and the crystal oscillator on the surface of the support plate is contacted for rapid detection. The detection accuracy of the probe pen body 25 is improved by clamping and fixing the slide plate 29.
[0025] Further, such as Figure 4As shown, a guide groove 41 is provided inside the detection plate 27; a cavity 42 is provided inside the detection plate 27; a locking block 43 is slidably connected to the inner wall of the cavity 42; a second spring 44 is fixedly connected to the top of the locking block 43, and the other end of the second spring 44 is fixedly connected to the inner wall of the cavity 42; a clamping block 45 is fixedly connected to the side end of the slide plate 29; a locking groove 46 is provided inside the clamping block 45, and a plurality of locking grooves 46 are provided.
[0026] Further, such as Figure 2 As shown, a pull rod 51 is fixedly connected to the top of the locking block 43; a pull handle 52 is fixedly connected to the top of the pull rod 51; during operation, when the slide plate 29 is squeezed and slides toward the side end, the card block 45 is pushed to be inserted into the interior of the guide groove 41 to squeeze the locking block 43, so that the locking block 43 is squeezed and contracted into the interior of the cavity 42, and when the locking groove 46 is aligned with the cavity 42, the second spring 44 generates an elastic force to push the locking block 43 to slide to the bottom and insert it into the interior of the locking groove 46 for card connection. By providing a plurality of locking grooves 46, the effects of adjustment and limiting are achieved, and rapid adjustment and fixation are performed according to different clamping forces; when the detection is completed, the pull rod 51 is driven to slide upward by pulling the pull handle 52, so that the pull rod 51 pulls the locking block 43 to contract into the interior of the cavity 42, and then the tray is taken out, and the slide plate 29 is quickly reset by the elastic force generated by the first spring 31.
[0027] Further, such as Figure 3 As shown, a support rod positioning rod 61 is fixedly connected to the side wall of the support column 21; a guide plate 62 is fixedly connected to the end of the support rod positioning rod 61; a guide hole 63 is opened inside the guide plate 62, and is on the same horizontal plane as the probe body 25; when working, the guide hole 63 is opened inside the guide plate 62, so that when the probe body 25 moves to the bottom, it is inserted into the inside of the guide hole 63 to perform the function of limiting and guiding.
[0028] Further, such as Figure 3 As shown, the bottom of the guide plate 62 is fixedly connected to the limiting rubber strip 7, and is located at the bottom of the guide hole 63; during operation, when the probe pen body 25 is inserted into the guide hole 63 and moves toward the bottom, the probe pen body 25 squeezes the limiting rubber strip 7 to open outward to wrap around the surface of the probe pen body 25, thereby achieving the effect of cleaning and clamping.
[0029] Further, such as Figure 1 As shown, the end of the locking block 43 is semi-arc-shaped and matches the locking groove 46; the bottom of the detection workbench 1 is fixedly connected with a supporting leg 8, and a plurality of supporting legs 8 are provided; when working, the overall stability of the detection workbench 1 is improved by installing the supporting legs 8 at the bottom of the detection workbench 1.
[0030] Working principle: During operation, when batch detection of crystal oscillators is required, the crystal oscillator support plate is placed on the top of the detection plate 27 and pressed downward, so that the slide plate 29 on the top of the detection plate 27 is squeezed and slides to both sides to squeeze the first spring 31 to generate elastic force. When the support plate is placed on the top of the detection plate 27, the first spring 31 generates elastic force to push the slide plate 29 to clamp and fix the support plate, and then the drive device 23 is opened to drive the probe pen body 25 and the support rod 26 to move to the bottom, and the crystal oscillator on the surface of the support plate is contacted for rapid detection. The detection accuracy of the probe pen body 25 is improved by the clamping and fixing of the slide plate 29; when the slide plate 29 is squeezed and slides to the side end, the card block 45 is pushed to be inserted into the inside of the guide groove 41 to squeeze the lock block 43, so that the lock block 43 is squeezed and retracted into the inside of the cavity 42, and when the lock groove 46 is aligned with the cavity 42, the second spring 44 generates elastic force to push the lock block 43 to slide to the bottom, and the insertion The locking plate 43 is inserted into the locking groove 46 for clamping. By providing a plurality of locking grooves 46, the effects of adjustment and limiting are achieved, and the adjustment and fixing are performed quickly according to different clamping forces. When the detection is completed, the pull handle 52 is pulled to drive the pull rod 51 to slide upward, so that the pull rod 51 pulls the locking block 43 to retract into the cavity 42, and then the support plate is taken out, and the slide plate 29 is quickly reset by the elastic force generated by the first spring 31. By providing a guide hole 63 in the guide plate 62, the probe pen body 25 is inserted into the guide hole 63 when moving toward the bottom, so as to perform the limiting and guiding functions. When the probe pen body 25 is inserted into the guide hole 63 and moves toward the bottom, the probe pen body 25 squeezes the limiting rubber strip 7 to open outward to wrap around the surface of the probe pen body 25, so as to achieve the cleaning and clamping effects. By installing a support leg 8 at the bottom of the detection workbench 1, the overall stability of the detection workbench 1 is improved.
[0031] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. A crystal oscillator output frequency batch testing device with high safety, comprising a testing workbench (1); characterized in that: The top of the detection workbench (1) is fixedly connected to a support column (21); the top of the support column (21) is fixedly connected to a top plate (22); the top of the top plate (22) is installed with a driving device (23); the output end of the driving device (23) is installed with a push plate (24); the bottom of the push plate (24) is installed with a probe body (25); the top of the detection workbench (1) is fixedly connected to a support rod (26); the top of the support rod (26) is fixedly connected to a detection plate (27); a slide groove (28) is provided inside the detection plate (27); the inside of the slide groove (28) is slidably connected with a slide plate (29); the side end of the slide plate (29) is fixedly connected to a first spring (31), and the other end of the first spring (31) is fixedly connected to the inner wall of the slide groove (28).
2. A crystal oscillator output frequency batch testing device with high safety according to claim 1, characterized in that: A guide groove (41) is provided inside the detection plate (27); a cavity (42) is provided inside the detection plate (27); a locking block (43) is slidably connected to the inner wall of the cavity (42); a second spring (44) is fixedly connected to the top of the locking block (43), and the other end of the second spring (44) is fixedly connected to the inner wall of the cavity (42); a clamping block (45) is fixedly connected to the side end of the slide plate (29); a locking groove (46) is provided inside the clamping block (45), and a plurality of locking grooves (46) are provided.
3. A crystal oscillator output frequency batch testing device with high safety according to claim 2, characterized in that: A pull rod (51) is fixedly connected to the top of the locking block (43); and a pull handle (52) is fixedly connected to the top of the pull rod (51).
4. The crystal oscillator output frequency batch testing device with high safety according to claim 1, characterized in that: A support rod positioning rod (61) is fixedly connected to the side wall of the support column (21); a guide plate (62) is fixedly connected to the end of the support rod positioning rod (61); a guide hole (63) is provided inside the guide plate (62) and is on the same horizontal plane as the probe body (25).
5. The crystal oscillator output frequency batch testing device with high safety according to claim 4, characterized in that: The bottom of the guide plate (62) is fixedly connected to a limiting rubber strip (7) and is located at the bottom of the guide hole (63).
6. The crystal oscillator output frequency batch testing device with high safety according to claim 2, characterized in that: The end of the locking block (43) is semi-arc-shaped and matches the locking groove (46).
7. The crystal oscillator output frequency batch testing device with high safety according to claim 1, characterized in that: The bottom of the detection workbench (1) is fixedly connected with a plurality of support legs (8).