CN217007409U - Radio frequency flexible printed circuit board test fixture - Google Patents

Abstract

The utility model discloses a radio frequency soft board test fixture, which relates to the technical field of circuit board test equipment and comprises a bottom plate, wherein two sides of the top of the bottom plate are fixedly provided with side plates, the tops of the inner sides of the two side plates are fixedly provided with cross beams, the two side plates are jointly provided with a clamping mechanism, a test mechanism is arranged between the two cross beams, when a handle in the test mechanism is stirred, the handle enters a limiting groove to be limited, and meanwhile, a spring in the test mechanism pushes a test needle plate in the test mechanism, so that the test needle plate in the test mechanism and a lifting rod synchronously descend. The utility model can realize the detection of the circuit board more conveniently and simultaneously can avoid the condition that the circuit board or the test needle plate is damaged due to the excessive descending of the test needle plate.

Description

Radio frequency soft board test fixture

Technical Field

The utility model relates to the technical field of circuit board test equipment, in particular to a radio frequency flexible printed circuit board test fixture.

Background

The radio frequency circuit board can be divided into a radio frequency soft board and a radio frequency hard board, and when the radio frequency soft board is produced and processed, the radio frequency soft board to be detected needs to be clamped and fixed by a test fixture, so that subsequent detection operation can be conveniently carried out.

The utility model of patent application publication No. CN 207650242U discloses a radio frequency circuit board test fixture, which comprises a base, a support plate, a circuit board clamp, a sliding rod, a slide block, a test needle plate, a spring and a handle, wherein the circuit board clamp comprises a slide rail, a slide rail positioning hole, a clamp plate bolt, a positioning convex plate, a chute, a rubber pad and a clamping groove, the support plate is arranged at the left side and the right side above the base, the circuit board clamp is arranged at the middle position above the base, the two ends of the sliding rod are respectively arranged at the top end of the support plate, the slide block penetrates through the sliding rod, the test needle plate is arranged below the slide block and is connected with the slide block through the spring, the handle is arranged at the middle position above the test needle plate and is fixedly connected with the test needle plate, the utility model provides a radio frequency circuit board test fixture, the size of the clamping distance can be adjusted according to the size of the radio frequency circuit board, the rubber pad of splint inboard has the effect of insulating and protection circuit board that presss from both sides, only needs to hold the handle just can press the test faller and test during the test, and is very laborsaving and safety.

However, the above-mentioned device still has some shortcomings when in actual use, and it is obvious that when testing the circuit board, it needs to go on through pressing the handle, though can withdraw through the spring is automatic after the test finishes, but need continuously press the handle in the test procedure, and the condition that the circuit board or the test needle board damage that leads to pressed the overweight still appears easily in the time of comparatively hard and inconvenient.

Therefore, it is necessary to invent a rf flexible board testing jig to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention provides a test fixture for a radio frequency flexible printed circuit board, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a radio frequency soft board test fixture, includes the bottom plate, bottom plate top both sides are all fixed and are provided with the curb plate, two the inboard top of curb plate is all fixed and is provided with the crossbeam, two be provided with fixture jointly on the curb plate, two be provided with accredited testing organization between the crossbeam, when the handle was stirred among the accredited testing organization, it is spacing to enter into the spacing groove, and the spring promotes among the accredited testing organization test faller simultaneously, and then makes among the accredited testing organization test faller descend with the lifter synchronization.

Preferably, the clamping mechanism comprises a bidirectional screw, a driving motor, a sliding block and a clamping plate.

Preferably, the two-way screw rod is located between two curb plates, driving motor is fixed to be set up in arbitrary curb plate outside and be connected with two-way screw rod transmission, the slider all is provided with two with the grip block, two the slider cup joints respectively and sets up in two-way screw rod outside both ends and all with two-way screw rod threaded connection, two the grip block is fixed respectively and sets up in two slider tops.

Preferably, the test mechanism comprises an installation block, a guide sleeve, a limiting groove, a lifting rod, a handle, a test needle plate and a spring.

Preferably, the mounting block is fixedly arranged between the two cross beams, and the guide sleeve is fixedly arranged at the top of the mounting block in a penetrating manner along the vertical direction.

Preferably, the limiting grooves are arranged in two numbers, the two limiting grooves are respectively arranged at the top of the front face and the top of the back face of the guide sleeve, and the lifting rod is arranged on the inner side of the guide sleeve in a sliding mode along the vertical direction.

Preferably, the handle is fixed to be set up in the lifter top, the test faller rotates through the bearing to cup joint and sets up in the lifter bottom, the spring cup joints and sets up in the lifter outside, and its one end and installation piece fixed connection and the other end and test faller fixed connection.

The utility model has the technical effects and advantages that:

the testing mechanism is arranged so that the handle can be rotated, when the handle moves to the top of the limiting groove due to rotation, the spring supports the testing needle plate, the testing needle plate descends and contacts with the circuit board, the lifting rod drives the handle to descend synchronously when the testing needle plate descends, the handle enters the limiting groove and is limited by the limiting groove, the testing needle plate cannot descend continuously after descending for a preset distance, and the testing needle plate tests the circuit board.

Drawings

Fig. 1 is a schematic overall front view structure of the present invention.

Fig. 2 is an overall front sectional structural view of the present invention.

In the figure: 1. a base plate; 2. a side plate; 3. a cross beam; 4. a clamping mechanism; 41. a bidirectional screw; 42. a drive motor; 43. a slider; 44. a clamping plate; 5. a testing mechanism; 51. mounting blocks; 52. a guide sleeve; 53. a limiting groove; 54. a lifting rod; 55. a handle; 56. testing the needle plate; 57. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a radio frequency soft board test fixture as shown in fig. 1-2, which comprises a bottom plate 1, wherein two sides of the top of the bottom plate 1 are fixedly provided with side plates 2, the tops of the inner sides of the two side plates 2 are fixedly provided with cross beams 3, the two side plates 2 are commonly provided with a clamping mechanism 4, a test mechanism 5 is arranged between the two cross beams 3, when a handle 55 in the test mechanism 5 is pulled, the test mechanism enters a limit groove 53 to be limited, and meanwhile, a spring 57 in the test mechanism 5 pushes a test needle plate 56 in the test mechanism 5, so that the test needle plate 56 in the test mechanism 5 and a lifting rod 54 synchronously descend.

As shown in fig. 2, the clamping mechanism 4 includes a bidirectional screw 41, a driving motor 42, a slider 43, and a clamping plate 44.

More specifically, two-way screw rod 41 is located between two curb plates 2, driving motor 42 is fixed to be set up in the 2 outsides of arbitrary curb plate and to be connected with two-way screw rod 41 transmission, slider 43 and grip block 44 all are provided with two, two slider 43 cup joints respectively and sets up in two-way screw rod 41 outside both ends and all with two-way screw rod 41 threaded connection, two grip block 44 is fixed respectively and sets up in two slider 43 tops to remove the circuit board to between two grip block 44, then drive two slider 43 through driving motor 42 and be close to each other, and then make two grip block 44 be close to each other and carry out the centre gripping by both sides respectively to the circuit board.

Meanwhile, the test mechanism 5 includes a mounting block 51, a guide sleeve 52, a stopper groove 53, a lift lever 54, a handle 55, a test pin plate 56, and a spring 57.

More specifically, the mounting block 51 is fixedly disposed between the two cross beams 3, the guide sleeve 52 is fixedly disposed on the top of the mounting block 51 in a penetrating manner along the vertical direction, the two limiting grooves 53 are disposed, the two limiting grooves 53 are respectively disposed on the top of the front surface and the top of the back surface of the guide sleeve 52, the lifting rod 54 is slidably disposed on the inner side of the guide sleeve 52 along the vertical direction, the handle 55 is fixedly disposed on the top end of the lifting rod 54, the testing pin plate 56 is rotatably disposed on the bottom end of the lifting rod 54 through a bearing, the spring 57 is disposed on the outer side of the lifting rod 54 in a sleeved manner, and one end thereof is fixedly connected with the mounting block 51 and the other end thereof is fixedly connected with the testing pin plate 56, so that the handle 55 can be rotated, when the handle 55 is moved to the top of the limiting groove 53 due to rotation, the spring 57 supports the testing pin plate 56, and further causes the testing pin plate 56 to descend and contact with the circuit board, when the test needle plate 56 descends, the lifting rod 54 drives the handle 55 to descend synchronously, the handle 55 enters the limiting groove 53 at the moment and is limited by the limiting groove 53, the test needle plate 56 cannot descend continuously after descending for a preset distance, and the test needle plate 56 tests the circuit board at the moment.

The working principle of the utility model is as follows:

in the actual use process, the circuit board is moved to a position between the two clamping plates 44, then the two sliding blocks 43 are driven to mutually approach through the driving motor 42, and the two clamping plates 44 are further mutually approached and respectively clamp the circuit board from two sides;

then, a technician can rotate the handle 55, when the handle 55 moves to the top of the limiting groove 53 due to rotation, the spring 57 supports the test pin plate 56, so that the test pin plate 56 descends and contacts with a circuit board, the handle 55 is driven by the lifting rod 54 to descend synchronously when the test pin plate 56 descends, the handle 55 enters the limiting groove 53 and is limited by the limiting groove 53, the test pin plate 56 cannot descend continuously after descending for a preset distance, and the test pin plate 56 tests the circuit board at this moment.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions and improvements to part of the technical features of the foregoing embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a radio frequency soft board test fixture, includes bottom plate (1), bottom plate (1) top both sides are all fixed and are provided with curb plate (2), two curb plate (2) inboard top is all fixed and is provided with crossbeam (3), two be provided with fixture (4), its characterized in that jointly on curb plate (2): two be provided with accredited testing organization (5) between crossbeam (3), when handle (55) was stirred in accredited testing organization (5), entered into spacing groove (53) in by spacing, spring (57) promoted test faller (56) in accredited testing organization (5) simultaneously, and then made test faller (56) and lifter (54) synchronous decline in accredited testing organization (5).

2. The radio frequency flexible printed circuit board test fixture of claim 1, wherein: the clamping mechanism (4) comprises a bidirectional screw rod (41), a driving motor (42), a sliding block (43) and a clamping plate (44).

3. The radio frequency flexible printed circuit board test fixture of claim 2, wherein: two-way screw rod (41) are located between two curb plate (2), driving motor (42) are fixed to be set up in arbitrary one curb plate (2) outside and be connected with two-way screw rod (41) transmission, slider (43) all are provided with two with grip block (44), two slider (43) cup joint respectively and set up in two-way screw rod (41) outside both ends and all with two-way screw rod (41) threaded connection, two grip block (44) are fixed respectively and set up in two slider (43) tops.

4. The RF flexible board test fixture of claim 3, wherein: the testing mechanism (5) comprises an installation block (51), a guide sleeve (52), a limiting groove (53), a lifting rod (54), a handle (55), a testing needle plate (56) and a spring (57).

5. The RF flexible board test fixture of claim 4, wherein: the mounting block (51) is fixedly arranged between the two cross beams (3), and the guide sleeve (52) is fixedly arranged at the top of the mounting block (51) in a penetrating manner along the vertical direction.

6. The RF flexible board test fixture of claim 5, wherein: the two limiting grooves (53) are respectively arranged at the top of the front face and the top of the back face of the guide sleeve (52), and the lifting rod (54) is arranged on the inner side of the guide sleeve (52) in a sliding mode along the vertical direction.

7. The RF flexible board test fixture of claim 6, wherein: handle (55) are fixed to be set up in lifter (54) top, test faller (56) rotate through the bearing to cup joint and set up in lifter (54) bottom, spring (57) cup joint and set up in the lifter (54) outside, and its one end and installation piece (51) fixed connection and the other end and test faller (56) fixed connection.

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