Radio frequency test tool

Abstract

The utility model discloses a radio frequency test tool. The radio frequency test tool comprises a workbench; the pressing mechanism is arranged on the workbench and can ascend or descend in the vertical direction so as to be suitable for switching a test state or a reset state; the placing mechanisms are arranged on the workbench and are arranged at the bottom of the downward pressing mechanism at intervals, the placing mechanisms can elastically move in the vertical direction so as to be suitable for placing a mold, and a circuit board can be placed in the mold; and the testing mechanisms are arranged on the workbench and are arranged at the bottom of the placing mechanism at intervals.

Description

Technical Field

[0001] The utility model relates to the technical field of radio frequency testing, in particular to a radio frequency testing tool. Background Art

[0002] Radio Frequency, referred to as RF. Radio frequency is radio frequency current, which is the abbreviation of a high-frequency alternating electromagnetic wave. Alternating current that changes less than 1000 times per second is called low-frequency current, and alternating current that changes more than 10,000 times per second is called high-frequency current, and radio frequency is such a high-frequency current; the tests for GSM, WCDMA, CDMA2000, Bluetooth, WiFi, Wimax, etc. are all RF tests.

[0003] Existing RF test tooling requires the required mold to be installed on the tooling, and the mold is then placed on the circuit board to be tested before the circuit board is tested. During the test, the circuit board and the mold need to be pressed down to make the circuit board contact the test probe. However, during the rising or falling process of the mold, the mold may be out of position, causing the circuit board to be unable to contact the test probe, resulting in inaccurate test results. Utility Model Content

[0004] The utility model aims to solve one of the technical problems in the related art at least to a certain extent. To this end, one purpose of the utility model is to provide a radio frequency test tool, comprising:

[0005] Workbench;

[0006] A pressing mechanism, which is disposed on the workbench and can be raised or lowered in a vertical direction to be suitable for switching between a test state and a reset state;

[0007] A placing mechanism, the placing mechanism is arranged on the workbench and is spaced apart at the bottom of the pressing mechanism, the placing mechanism can be elastically movable in the vertical direction to be suitable for placing the mold, and the circuit board can be placed in the mold;

[0008] A testing mechanism, the testing mechanism is arranged on the workbench and is spaced apart at the bottom of the placing mechanism. When the pressing mechanism switches to the testing state, the pressing mechanism descends in the vertical direction and abuts against the mold and the circuit board on the placing mechanism and compresses the placing mechanism, so that the circuit board and the testing mechanism abut against each other for testing. When the pressing mechanism switches to the resetting state, the pressing mechanism rises in the vertical direction, and the placing mechanism drives the mold and the circuit board to rise.

[0009] Two clamping mechanisms are arranged on the workbench and are spaced apart on both sides of the placing mechanism. The two clamping mechanisms are rotatable on the workbench to fix the mold on the placing mechanism so that the mold will not shift during the test.

[0010] Preferably, the pressing mechanism comprises:

[0011] A bracket, the bracket being arranged on the workbench;

[0012] A fixing seat, the fixing seat is arranged on the bracket, and the fixing seat is arranged along the vertical direction;

[0013] A sleeve, the sleeve is arranged at the bottom of the fixing seat, and the sleeve is through-arranged in the vertical direction;

[0014] A rotating seat, the rotating seat is arranged on the top of the fixed seat;

[0015] A handle, an end of which is rotatably connected to the rotating seat;

[0016] Two connecting pieces, the two connecting pieces are respectively arranged on both sides of the handle, and one end of the two connecting pieces is respectively rotatably connected to the handle;

[0017] A sliding column is vertically arranged in the sleeve and slidably connected to the sleeve, and the other ends of the two connecting pieces are connected to the top of the sliding column.

[0018] Preferably, the pressing mechanism further comprises:

[0019] A fixing plate connected to the bottom of the sliding column;

[0020] A plurality of positioning posts, wherein the plurality of positioning posts are spaced apart and arranged at the bottom of the fixing plate;

[0021] Two sliding bars, the two sliding bars are vertically arranged on the workbench and are spaced apart, and one end of the two sliding bars is connected to the workbench, and the other end is connected to the bracket;

[0022] Two first springs, the two first springs are respectively sleeved on the two sliding rods;

[0023] Two sliding seats, the two sliding seats are respectively sleeved on the two sliding rods and are respectively slidably connected to the two sliding rods, the two sliding seats are respectively connected to the two first springs, and the ends of the fixing plate are sleeved on the two sliding seats.

[0024] Preferably, the placement mechanism comprises:

[0025] A plurality of fixing blocks, wherein the plurality of fixing blocks are respectively arranged on the workbench at intervals;

[0026] A plurality of fixing columns, wherein the plurality of fixing columns are respectively and vertically arranged on the plurality of fixing blocks;

[0027] A plurality of second springs, wherein the plurality of second springs are respectively sleeved on the plurality of fixing columns, and one end of the plurality of second springs is respectively connected to the plurality of fixing columns;

[0028] A plurality of sliders are respectively slidably disposed on the plurality of fixing pillars, and the other end of the second spring is respectively connected to the plurality of sliders.

[0029] Preferably, the testing mechanism comprises:

[0030] A mounting plate, the mounting plate being arranged on the workbench;

[0031] A test box, the test box is arranged on the mounting plate;

[0032] A plurality of probes, one end of each of the plurality of probes is disposed in the test box, and the other end of each of the plurality of probes extends out of the test box;

[0033] Two limit blocks are respectively arranged at two ends of the top of the test box.

[0034] Preferably, the clamping mechanism comprises:

[0035] A mounting rod, the mounting rod being vertically arranged on the workbench;

[0036] A rotation groove, the rotation groove is arranged on the top of the mounting rod;

[0037] A through hole, which is provided on the mounting rod and is arranged through the mounting rod in a thickness direction and is connected to the rotation groove;

[0038] A fixed shaft is arranged in the through hole and the rotating groove.

[0039] Preferably, the clamping mechanism comprises:

[0040] A pressure rod, one end of which is sleeved on the fixed shaft;

[0041] A pressing block, the pressing block is arranged at the bottom of the other end of the pressing rod;

[0042] A first mounting buckle, the first mounting buckle being arranged on a side surface of the mounting rod;

[0043] A second mounting buckle, the second mounting buckle being arranged at the bottom of the pressure rod;

[0044] A tension spring, one end of which is connected to the first mounting buckle, and the other end of which is connected to the second mounting buckle;

[0045] A handle is arranged on the top of the pressure rod.

[0046] The above solution of the utility model includes at least the following beneficial effects:

[0047] Before the test, the mold is placed on the placing mechanism, and then the two clamping mechanisms on both sides of the mold rotate toward the mold respectively to clamp the mold, and then the circuit board to be tested is placed behind the mold, and then the pressing mechanism switches to the test state, the pressing mechanism descends in the vertical direction and rests on the mold and the circuit board, and then the pressing mechanism continues to descend and pushes the mold and the circuit board down, and the placing mechanism is compressed during the descent of the mold, and the two clamping mechanisms rotate and deposit on the top of the mold, and the circuit board rests against the testing mechanism during the descent of the mold, and then the circuit board starts the RF test, and after the test is completed, the pressing mechanism switches to the reset state to rise, and the placing mechanism rises through the compressed force, and drives the mold and the circuit board to rise; the mold is clamped by the two clamping mechanisms so that the mold will not be offset during the test, thereby causing inaccurate RF test data of the circuit board.

[0048] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0049] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0050] Figure 1 It is a structural schematic diagram of a radio frequency testing tool provided in an embodiment of the utility model;

[0051] Figure 2 yes Figure 1 A magnified view of part A;

[0052] Figure 3 yes Figure 1 A magnified view of part B;

[0053] Figure 4 yes Figure 1 Enlarged view of part C;

[0054] Figure 5yes Figure 1 Enlarged view of part D.

[0055] Description of Figure Numbers:

[0056] 1. Workbench, 2. Pressing mechanism, 3. Placing mechanism, 4. Testing mechanism, 5. Pressing mechanism;

[0057] 201, bracket, 202, fixed seat, 203, sleeve, 204, rotating seat, 205, handle, 206, connecting piece, 207, sliding column, 208, fixing plate, 209, positioning column, 210, sliding rod, 211, first spring, 212, sliding seat;

[0058] 301, fixed block, 302, fixed column, 303, second spring, 304, slider;

[0059] 401, mounting plate, 402, test box, 403, probe, 404, limit block;

[0060] 501. Mounting rod; 503. Fixed shaft; 504. Pressing rod; 505. Pressing block; 506. First mounting buckle; 507. Second mounting buckle; 508. Tension spring; 509. Handle.

[0061] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0062] The embodiments of the utility model are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the utility model, and cannot be understood as limiting the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the utility model.

[0063] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "circumferential", "radial" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0064] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0065] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0066] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0067] The radio frequency testing tool of the embodiment of the utility model is described in detail below with reference to the accompanying drawings.

[0068] See also Figures 1 to 5In this embodiment, it includes: a workbench 1; a pressing mechanism 2, which is arranged on the workbench 1 and can rise or fall in the vertical direction to be suitable for switching the test state or the reset state; a placing mechanism 3, which is arranged on the workbench 1 and is arranged at intervals at the bottom of the pressing mechanism 2, and the placing mechanism 3 can be elastically movable in the vertical direction to be suitable for placing the mold, and the circuit board can be placed in the mold; a testing mechanism 4, which is arranged on the workbench 1 and is arranged at intervals at the bottom of the placing mechanism 3, and when the pressing mechanism 2 is switched to In the testing state, the pressing mechanism 2 descends in the vertical direction, and abuts against the mold and the circuit board on the placing mechanism 3 and compresses the placing mechanism 3, so that the circuit board and the testing mechanism 4 abut against each other for testing. When the pressing mechanism 2 switches to the reset state, the pressing mechanism 2 rises in the vertical direction, and the placing mechanism 3 drives the mold and the circuit board to rise; two clamping mechanisms 5 are arranged on the workbench 1 and are respectively arranged on both sides of the placing mechanism 3 at intervals, and the two clamping mechanisms 5 are rotatable on the workbench 1 to be suitable for placing the mold The mold is fixed on the placing mechanism 3 so that the mold will not shift during the test; before the test, the mold is placed on the placing mechanism 3, and then the two clamping mechanisms 5 on both sides of the mold are rotated toward the mold to clamp the mold, and then the circuit board to be tested is placed behind the mold, and then the pressing mechanism 2 is switched to the test state, the pressing mechanism 2 descends in the vertical direction and abuts against the mold and the circuit board, and then the pressing mechanism 2 continues to descend and pushes the mold and the circuit board down, and the placing mechanism 3 is compressed during the descent of the mold, and the two clamping mechanisms 5 are rotated and deposited on the top of the mold, and the circuit board abuts against the testing mechanism 4 during the descent of the mold, and then the circuit board starts the RF test, and after the test is completed, the pressing mechanism 2 switches to the reset state to rise, and the placing mechanism 3 rises through the compressed force, and drives the mold and the circuit board to rise; the mold is clamped by the two clamping mechanisms 5 so that the mold will not shift during the test, thereby causing inaccurate RF test data of the circuit board.

[0069] In this embodiment, the pressing mechanism 2 includes: a bracket 201, the bracket 201 is arranged on the workbench 1; a fixed seat 202, the fixed seat 202 is arranged on the bracket 201, and the fixed seat 202 is arranged in the vertical direction; a sleeve 203, the sleeve 203 is arranged at the bottom of the fixed seat 202, and the sleeve 203 is arranged in the vertical direction; a rotating seat 204, the rotating seat 204 is arranged at the top of the fixed seat 202; a handle 205, the end of the handle 205 is rotatably connected to the rotating seat 204; two connecting pieces 206 , two connecting pieces 206 are respectively arranged on both sides of the handle 205, and one end of the two connecting pieces 206 is rotatably connected to the handle 205; a sliding column 207, the sliding column 207 is vertically arranged in the sleeve 203 and is slidably connected to the sleeve 203, and the other ends of the two connecting pieces 206 are connected to the top of the sliding column 207; the pressing mechanism 2 also includes: a fixed plate 208, the fixed plate 208 is connected to the bottom of the sliding column 207; a plurality of positioning columns 209, a plurality of positioning columns 209 are spaced apart and arranged on the fixed plate 208 Bottom; two slide bars 210, the two slide bars 210 are vertically arranged on the workbench 1 and are arranged at intervals, and one end of the two slide bars is connected to the workbench 1, and the other end is connected to the bracket 201; two first springs 211, the two first springs 211 are respectively sleeved on the two slide bars 210; two sliding seats 212, the two sliding seats 212 are respectively sleeved on the two slide bars 210, and are respectively slidably connected to the two slide bars 210, and the two sliding seats 212 are respectively connected to the two first springs 211, and the fixing plate 208 The end portion is sleeved on two sliding seats 212; by rotating the handle 205, the sliding column 207 is driven to rise or fall in the sleeve 203, thereby switching to the test state or the reset state, and the sliding column 207 drives the fixed plate 208 and multiple positioning columns 209 to move while rising or falling, and when the fixed plate 208 is descending, the two first springs 211 are compressed by the two sliding seats 212, so that the fixed plate 208 is reset by the compressed springs when it rises, thereby achieving a labor-saving effect.

[0070] In this embodiment, the placement mechanism 3 includes: a plurality of fixed blocks 301, which are arranged on the workbench 1 at intervals; a plurality of fixed columns 302, which are vertically arranged on the plurality of fixed blocks 301; a plurality of second springs 303, which are respectively sleeved on the plurality of fixed columns 302, and one end of the plurality of second springs 303 is respectively connected to the plurality of fixed columns 302; a plurality of sliders 304, which are respectively slidably arranged on the plurality of fixed columns 302, and the other end of the second springs 303 is respectively connected to the plurality of sliders 304; the brightness of the mold is respectively provided with positioning holes, the positioning holes and the fixed columns 302 correspond, and the mold is plugged into the fixed columns 302 through the positioning holes, when the pressing mechanism 2 switches to the pressing state, the mold compresses the second springs 303, and the circuit board in the mold also follows and descends, so that the circuit board can be against the test mechanism 4, and when the pressing mechanism 2 switches to the reset state and rises, the mold rises and resets by the force of the compressed second springs 303.

[0071] In this embodiment, the testing mechanism 4 includes: a mounting plate 401, which is arranged on the workbench 1; a test box 402, which is arranged on the mounting plate 401; a plurality of probes 403, one ends of which are respectively arranged in the test box 402, and the other ends of which extend to the outside of the test box 402; two limit blocks 404, which are respectively arranged at the two ends of the top of the test box 402; after the mold is lowered to a certain height, it abuts against the two limit blocks 404, and the mold is placed directly on the test box 402 through the two limit blocks 404, so as to protect the service life of the test box 402, and after it is lowered to a height abutting against the two limit blocks 404, the plurality of probes 403 pass through the mold and abut against the circuit board and start to test the circuit board.

[0072] In this embodiment, the clamping mechanism 5 includes: a mounting rod 501, which is vertically arranged on the workbench 1; a rotating groove (not shown in the figure), which is arranged at the top of the mounting rod 501; a through hole, which is arranged on the mounting rod 501 and is through-set along the thickness direction of the mounting rod 501 and is connected to the rotating groove; a fixed shaft 503, which is arranged in the through hole and the rotating groove; the clamping mechanism 5 includes: a pressing rod 504, one end of the pressing rod 504 is sleeved on the fixed shaft 503; a pressing block 505, which is arranged at the bottom of the other end of the pressing rod 504; a first mounting buckle 506, which is arranged on the side of the mounting rod 501; a second mounting buckle 507, which is arranged on the side of the mounting rod 501; The buckle 507 is arranged at the bottom of the pressure rod 504; the tension spring 508, one end of the tension spring 508 is connected to the first mounting buckle 506, and the other end is connected to the second mounting buckle 507; the handle 509, the handle 509 is arranged at the top of the pressure rod 504; when the mold needs to be placed on the placement mechanism 3, the handle 509 is pulled to drive the pressure rod 504 to rotate in the counterclockwise direction, and the tension spring 508 is stretched at the same time. When the mold is placed on the placement mechanism 3, the handle 509 is released to compress the tension spring 508, and the pressure rod 504 rotates in the clockwise direction, and the pressure block 505 is against the mold, and the mold is continuously pressed by the force of the tension spring 508, so that the mold will not shift during the test.

[0073] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0074] The above description is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made by using the contents of the utility model specification and drawings under the utility model concept, or directly / indirectly used in other related technical fields are included in the patent protection scope of the utility model.

Claims

1. A radio frequency test tool, characterized in that: include: Workbench; A pressing mechanism, which is disposed on the workbench and can be raised or lowered in a vertical direction to be suitable for switching between a test state and a reset state; A placing mechanism, the placing mechanism is arranged on the workbench and is spaced apart at the bottom of the pressing mechanism, the placing mechanism can be elastically movable in the vertical direction to be suitable for placing the mold, and the circuit board can be placed in the mold; A testing mechanism, the testing mechanism is arranged on the workbench and is spaced apart at the bottom of the placing mechanism. When the pressing mechanism switches to the testing state, the pressing mechanism descends in the vertical direction and abuts against the mold and the circuit board on the placing mechanism and compresses the placing mechanism, so that the circuit board and the testing mechanism abut against each other for testing. When the pressing mechanism switches to the resetting state, the pressing mechanism rises in the vertical direction, and the placing mechanism drives the mold and the circuit board to rise. Two clamping mechanisms are arranged on the workbench and are spaced apart on both sides of the placing mechanism. The two clamping mechanisms are rotatable on the workbench to fix the mold on the placing mechanism so that the mold will not shift during the test.

2. The radio frequency test tool according to claim 1, characterized in that: The pressing mechanism comprises: A bracket, the bracket being arranged on the workbench; A fixing seat, the fixing seat is arranged on the bracket, and the fixing seat is arranged along the vertical direction; A sleeve, the sleeve is arranged at the bottom of the fixing seat, and the sleeve is through-arranged in the vertical direction; A rotating seat, the rotating seat is arranged on the top of the fixed seat; A handle, an end of which is rotatably connected to the rotating seat; Two connecting pieces, the two connecting pieces are respectively arranged on both sides of the handle, and one end of the two connecting pieces is respectively rotatably connected to the handle; A sliding column is vertically arranged in the sleeve and slidably connected to the sleeve, and the other ends of the two connecting pieces are connected to the top of the sliding column.

3. The radio frequency test tool according to claim 2, characterized in that: The pressing mechanism further comprises: A fixing plate connected to the bottom of the sliding column; A plurality of positioning posts, wherein the plurality of positioning posts are spaced apart and arranged at the bottom of the fixing plate; Two sliding bars, the two sliding bars are vertically arranged on the workbench and are spaced apart, and one end of the two sliding bars is connected to the workbench, and the other end is connected to the bracket; Two first springs, the two first springs are respectively sleeved on the two sliding rods; Two sliding seats, the two sliding seats are respectively sleeved on the two sliding rods and are respectively slidably connected to the two sliding rods, the two sliding seats are respectively connected to the two first springs, and the ends of the fixing plate are sleeved on the two sliding seats.

4. The radio frequency test tool according to claim 1, characterized in that: The placing mechanism comprises: A plurality of fixing blocks, wherein the plurality of fixing blocks are respectively arranged on the workbench at intervals; A plurality of fixing columns, wherein the plurality of fixing columns are respectively and vertically arranged on the plurality of fixing blocks; A plurality of second springs, wherein the plurality of second springs are respectively sleeved on the plurality of fixing columns, and one end of the plurality of second springs is respectively connected to the plurality of fixing columns; A plurality of sliders are respectively slidably disposed on the plurality of fixing pillars, and the other end of the second spring is respectively connected to the plurality of sliders.

5. The radio frequency testing tool according to claim 1, characterized in that: The testing organization includes: A mounting plate, the mounting plate being arranged on the workbench; A test box, the test box is arranged on the mounting plate; A plurality of probes, one end of each of the plurality of probes is disposed in the test box, and the other end of each of the plurality of probes extends out of the test box; Two limit blocks are respectively arranged at two ends of the top of the test box.

6. The radio frequency test tool according to claim 1, characterized in that: The clamping mechanism comprises: A mounting rod, the mounting rod being vertically arranged on the workbench; A rotation groove, the rotation groove is arranged on the top of the mounting rod; A through hole, which is provided on the mounting rod and is arranged through the mounting rod in a thickness direction and is connected to the rotation groove; A fixed shaft is arranged in the through hole and the rotating groove.

7. The radio frequency testing tool according to claim 6, characterized in that: The clamping mechanism comprises: A pressure rod, one end of which is sleeved on the fixed shaft; A pressing block, the pressing block is arranged at the bottom of the other end of the pressing rod; A first mounting buckle, the first mounting buckle being arranged on a side surface of the mounting rod; A second mounting buckle, the second mounting buckle being arranged at the bottom of the pressure rod; A tension spring, one end of which is connected to the first mounting buckle, and the other end of which is connected to the second mounting buckle; A handle is arranged on the top of the pressure rod.

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