CN215575513U

CN215575513U - Full function test frock of PCBA board

Info

Publication number: CN215575513U
Application number: CN202121703663.1U
Authority: CN
Inventors: 陈云龙; 周寿康; 应金飞
Original assignee: Jianfeng Electronic Technology Co ltd
Current assignee: Jianfeng Electronic Technology Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-01-18
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses a full-function test tool for a PCBA (printed circuit board assembly) board, which comprises a floating plate, a bottom plate and a box body, wherein the box body is of a cuboid structure with an opening on the top surface and is connected with the bottom of the bottom plate, 4 floating plate supporting rods and 4 elastic pieces are respectively arranged on the bottom plate, the upper part of each floating plate supporting rod is movably connected with the floating plate, two ends of each elastic piece respectively abut against the bottom plate and the floating plate, a supporting arm is arranged on the box body, a pressing plate assembly is arranged on each supporting arm and is matched with the floating plate, a test probe is also arranged on the bottom plate and penetrates through the bottom plate, a switch is arranged on the front part of the box body, the upper part of the test probe is matched with the floating plate, the lower part of the test probe is electrically connected with the switch, and the switch is respectively electrically connected with an external test device and an external load. Through the design, the test tool is simple in structure, safer in test, higher in test efficiency and lower in test cost.

Description

Full function test frock of PCBA board

Technical Field

The utility model relates to the technical field of test tools, in particular to a full-function test tool for a PCBA board.

Background

Most PCBA board test fixture on the existing market directly fixes a test probe cap on a fixture floating plate, one end of the probe cap is inserted into a test point of a probe and a tested PCBA board to be connected, and the other end of the probe cap is connected with external equipment through a direct welding wire on the probe cap. However, if problems occur in the testing process of the PCBA, sparks and explosion flash occur during wiring, so that the operator who observes the test is damaged, and the personal safety of the operator is threatened when the operator is serious. On the other hand, the PCBA test tool in the market has a single function, can only detect whether the PCBA circuit is normally conducted, and audio, video, network interfaces and the like need to be additionally wired and actually inserted and installed, so that the test efficiency is low. The number of times of inserting and pulling the accessory into and out of the object is large, so that the loss is high and fast, and the cost is high. Improvements are needed.

Disclosure of Invention

Aiming at the defects of insecurity, low testing efficiency, high testing cost and the like in the prior art, the utility model provides a novel full-function testing tool for a PCBA.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model provides a full function test fixture of PCBA board, includes unsteady board, bottom plate, box body, the box body be top surface open-ended cuboid structure and with the bottom plate bottom is connected, be provided with 4 unsteady board bracing pieces, 4 elastic component on the bottom plate respectively, unsteady board bracing piece upper portion with unsteady board swing joint, the elastic component both ends are contradicted respectively the bottom plate the unsteady board, be provided with the support arm on the box body, be provided with clamp plate assembly on the support arm, clamp plate assembly with unsteady board adaptation, still be provided with test probe on the bottom plate, test probe runs through the bottom plate, the box body front portion is provided with the switch, test probe upper portion with unsteady board adaptation and lower part with the switch electricity is connected, the switch is connected with external test device, external load electricity respectively.

The floating plate is used for placing PCBA boards. The bottom plate is used for placing a test probe. The box body plays a role in accommodating wiring, prevents sparks, explosion, flash and the like from threatening the personal safety of operators, and ensures higher safety of the utility model. The box body is provided with an opening on the top surface, so that the connection of the test probe is facilitated, and the test efficiency of the utility model is improved. The box body adopts a cuboid structure, so that the cost is lower, and the stability is higher. The floating plate supporting rod is used for limiting the displacement direction of the floating plate, so that the up-and-down movement of the floating plate is more stable. The elastic part is used for supporting the floating plate, so that the floating plate can be automatically reset more quickly after the pressure plate assembly presses the floating plate to complete the test, and the test efficiency of the utility model is further improved. The support arm is used for supporting the pressure plate assembly. The pressing plate assembly is used for pressing the floating plate downwards, so that the PCBA arranged on the floating plate is in full contact with the test probes, and the test efficiency of the utility model is improved. The test probe is used for connecting the PCBA board placed on the floating plate and an external test device, so that the plugging and unplugging of a real object are reduced, and the test efficiency is higher and the cost is lower. The switch is used for controlling the switch of the integral test circuit, after the switch is turned on, the external test device is connected with the external load, the external test device is connected with the test probe, and the test of the PCBA board is started, so that the safety of the utility model is further improved. Through the design, the test tool is simple in structure, safer in test, higher in test efficiency and lower in test cost.

Preferably, the above-mentioned full function test fixture of PCBA board, the clamp plate subassembly includes clamp plate bracing piece, top board, connecting rod subassembly, the clamp plate bracing piece with top board swing joint, the top board with connecting rod subassembly is connected, connecting rod subassembly upper portion is provided with the handle, the handle surface is provided with the unsmooth lantern ring of antiskid, be provided with the depression bar on the top board, the depression bar with top board threaded connection.

The pressing plate supporting rod is used for supporting the upper pressing plate. The upper pressure plate is used for pressing the floating plate downwards. The connecting rod assembly is used for controlling the pressing movement of the upper pressure plate. The compression bar is used for abutting against and pressing the floating plate downwards. Through the design, the testing efficiency of the utility model is further improved. The handle is used for a user to operate the connecting rod assembly, and convenience of the utility model is improved. The surface of the handle adopts the anti-skidding concave-convex lantern ring, so that the anti-skidding performance and the use experience of the handle are improved. The pressing rod is in threaded connection with the upper pressing plate, so that the structure is simple, the cost is lower, and the fixation is firmer.

Preferably, the above-mentioned full function test frock of PCBA board, the connecting rod subassembly include connecting block, upper junction spare, lower connecting piece, upper junction pole, well connecting rod, lower connecting rod, the connecting block back with support arm upper portion screw connection, the connecting block go up the connecting piece integrated into one piece down, go up the connecting rod with handle integrated into one piece and with the upper junction spare is through round pin axle swing joint, well connecting rod upper portion with go up connecting rod upper portion through round pin axle swing joint and lower part with lower connecting rod upper portion is through round pin axle swing joint, be provided with the mounting hole on the lower connecting piece, the lower connecting rod pass through the mounting hole with lower connecting piece swing joint, the lower connecting rod with the top board is connected.

The connecting block, the upper connecting piece and the lower connecting piece are used for supporting the connecting rod assembly. The upper connecting rod, the middle connecting rod and the lower connecting rod are used for realizing the downward pressing action of the connecting rod assembly. The connecting block is connected with the supporting arm through screws, so that the structure is simple, the cost is lower, and the connection is firmer. Connecting block, last connecting piece, lower connecting piece integrated into one piece, structural strength is higher. Go up connecting rod and handle integrated into one piece, it is more convenient, structural strength is higher to control. The upper connecting rod is movably connected with the upper connecting piece through a pin shaft, the upper part of the middle connecting rod is movably connected with the upper part of the upper connecting rod through a pin shaft, and the lower part of the middle connecting rod is movably connected with the upper part of the lower connecting rod through a pin shaft, so that the connecting rod assembly is simple in structure, lower in cost and firmer in connection. The lower connecting rod is movably connected with the lower connecting piece through the mounting hole, the structure is simple, the cost is lower, and the connection is firmer.

Preferably, the PCBA board full-function test tool is characterized in that a connecting ring is arranged on the pressure plate supporting rod, an upper pressure plate through hole is formed in the upper pressure plate, the connecting ring is matched with the upper pressure plate through hole, and the pressure plate supporting rod is movably connected with the upper pressure plate through hole through the connecting ring.

The connecting ring and the upper pressure plate through hole are used for realizing the movable connection of the pressure plate supporting rod and the upper pressure plate, so that the movable connection of the pressure plate supporting rod and the upper pressure plate is smoother.

Preferably, the connecting rod assembly further comprises an adapter plate, and the adapter plate is connected with the lower connecting rod and the upper pressing plate through screws respectively.

The adapter plate is used for connecting the lower connecting rod and the upper pressing plate, so that the connecting area and the structural strength are improved, and the stability of the utility model is further improved. The adapter plate is connected by screws, so that the structure is simple, the cost is lower, and the connection is firmer.

Preferably, the back of the box body is provided with a wire holder, and the switch is electrically connected with the external load through the wire holder.

The wire holder is used for unified wiring, prevents sparks, explosion flashover and the like from threatening the personal safety of operators, and further improves the safety of the utility model.

Preferably, the full-function test tool for the PCBA board is characterized in that a waist-shaped through hole is formed in the back of the box body, a probe wire harness and an external wire harness are arranged in the waist-shaped through hole, one end of the probe wire harness is connected with the test probe, the other end of the probe wire harness is connected with the switch, one end of the external wire harness is connected with the external test device, and the other end of the external wire harness is connected with the switch.

The waist-shaped through hole is used for accommodating the probe wire harness and the external wire harness, and the probe wire harness and the external wire harness are used for unified wiring, so that the personal safety of operators is prevented from being threatened by sparks, explosion, flash and the like, and the safety of the utility model is further improved.

Preferably, the box body is further provided with a sound box, and the sound box is electrically connected with the switch.

The sound equipment is used for connecting the audio interface of the PCBA board, so that the testing efficiency of the utility model is improved.

Preferably, the two sides of the box body are provided with metal annular handles.

The metal annular handle is convenient for a user to hold, so that the test tool is more convenient to move, and the convenience of the utility model is improved.

Preferably, the full-function test tool for the PCBA is further provided with 2 mounting grooves in the support arm, the number of the press plate support rods is 2, and the press plate support rods are connected with the bottom of the support arm through the mounting grooves.

The mounting groove is used for mounting the pressing plate supporting rod, and is simple in structure, lower in cost and firmer in fixation. The number of the pressure plate supporting rods is 2, so that the stability of the utility model is further improved.

Drawings

FIG. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

fig. 3 is a third schematic structural diagram of the present invention.

Detailed Description

The utility model will be described in further detail below with reference to the accompanying figures 1-3 and the detailed description, but they are not intended to limit the utility model:

example 1

The utility model provides a full function test fixture of PCBA board, includes float board 3, bottom plate 4, box body 5 be top surface open-ended cuboid structure and with bottom plate 4 bottom is connected, be provided with 4 float

board bracing pieces

41, 4 elastic component 42 on the bottom plate 4 respectively, float board bracing piece 41 upper portion with float board 3 swing joint, elastic component 42 both ends are contradicted respectively bottom plate 4 float board 3, be provided with support arm 1 on the box body 5, be provided with clamp plate assembly 2 on the support arm 1, clamp plate assembly 2 with float board 3 adaptation, still be provided with test probe 43 on the bottom plate 4, test probe 43 runs through bottom plate 4, box body 5 front portion is provided with switch 51, test probe 43 upper portion with float board 3 adaptation and lower part with the switch 51 electricity is connected, switch 51 respectively with outside testing device, The external load is electrically connected.

Preferably, the pressing plate assembly 2 comprises a pressing plate support rod 21, an upper pressing plate 22 and a connecting rod assembly 23, the pressing plate support rod 21 is movably connected with the upper pressing plate 22, the upper pressing plate 22 is connected with the connecting rod assembly 23, a handle 231 is arranged on the upper portion of the connecting rod assembly 23, an anti-skidding concave-convex lantern ring is arranged on the outer surface of the handle 231, a pressing rod 221 is arranged on the upper pressing plate 22, and the pressing rod 221 is in threaded connection with the upper pressing plate 22.

Preferably, the connecting rod assembly 23 includes a connecting block 232, an upper connecting member 233, a lower connecting member 234, an upper connecting rod 235, a middle connecting rod 236 and a lower connecting rod 237, the back of the connecting block 232 is connected with the upper portion of the support arm 1 by a screw, the connecting block 232, the upper connecting member 233 and the lower connecting member 234 are integrally formed, the upper connecting rod 235 is integrally formed with the handle 231 and movably connected with the upper connecting member 233 by a pin, the upper portion of the middle connecting rod 236 is movably connected with the upper portion of the upper connecting rod 235 by a pin, the lower portion of the middle connecting rod 236 is movably connected with the upper portion of the lower connecting rod 237 by a pin, a mounting hole is formed in the lower connecting member 234, the lower connecting rod 237 is movably connected with the lower connecting member 234 by the mounting hole, and the lower connecting rod 237 is connected with the upper press plate 22.

Preferably, the pressing plate support rod 21 is provided with a connecting ring 211, the upper pressing plate 22 is provided with an upper pressing plate through hole, the connecting ring 211 is adapted to the upper pressing plate through hole, and the pressing plate support rod 21 is movably connected with the upper pressing plate 22 through the connecting ring 211 and the upper pressing plate through hole.

Preferably, the connecting rod assembly 23 further includes an adapter plate 238, and the adapter plate 238 is respectively screwed with the lower connecting rod 237 and the upper pressure plate 22.

Preferably, the rear of the box 5 is provided with a wire holder 52, and the switch 51 is electrically connected to the external load through the wire holder 52.

Preferably, a waist-shaped through hole 53 is formed in the back of the box body 5, a probe wire harness and an external wire harness are arranged in the waist-shaped through hole 53, one end of the probe wire harness is connected with the test probe 43, the other end of the probe wire harness is connected with the switch 51, one end of the external wire harness is connected with the external test device, and the other end of the external wire harness is connected with the switch 51.

Preferably, the casing 5 is further provided with a sound device 54, and the sound device 54 is electrically connected to the switch 51.

Preferably, the box body 5 is provided with metal ring-shaped handles 55 at both sides.

Preferably, the support arm 1 is further provided with 2 mounting grooves, the number of the pressure plate support rods 21 is 2, and the pressure plate support rods 21 are connected with the bottom of the support arm 1 through the mounting grooves.

In use, a PCBA board to be tested is placed on the float plate 3 and the test probes 43 are then aligned with the interface to be tested on the PCBA board. The external harness is then connected to the desired external test device. The handle 231 is then manipulated to cause the press rod 221 to abut and press down the floating plate 3, thereby bringing the PCBA board to be tested into full contact with the test probes 43. The switch 51 is then opened and the test is started. After the test is completed, the switch 51 is closed, and the handle 231 is operated to reset the upper pressure plate 22, thereby completing the use of the present invention.

In summary, the above-mentioned embodiments are only preferred embodiments of the present invention, and all equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the present invention.

Claims

1. The utility model provides a full function test frock of PCBA board which characterized in that: the testing device comprises a floating plate (3), a bottom plate (4) and a box body (5), wherein the box body (5) is of a cuboid structure with an open top surface and is connected with the bottom of the bottom plate (4), 4 floating plate supporting rods (41) and 4 elastic pieces (42) are respectively arranged on the bottom plate (4), the upper part of each floating plate supporting rod (41) is movably connected with the floating plate (3), the two ends of each elastic piece (42) are respectively abutted against the bottom plate (4) and the floating plate (3), a supporting arm (1) is arranged on the box body (5), a pressing plate assembly (2) is arranged on the supporting arm (1), the pressing plate assembly (2) is matched with the floating plate (3), a testing probe (43) is further arranged on the bottom plate (4), the testing probe (43) penetrates through the bottom plate (4), a switch (51) is arranged at the front part of the box body (5), the upper part of the test probe (43) is matched with the floating plate (3), the lower part of the test probe is electrically connected with the switch (51), and the switch (51) is respectively electrically connected with an external test device and an external load.

2. The full-function test fixture of PCBA board of claim 1, characterized in that: the pressing plate component (2) comprises a pressing plate supporting rod (21), an upper pressing plate (22) and a connecting rod component (23), the pressing plate supporting rod (21) is movably connected with the upper pressing plate (22), the upper pressing plate (22) is connected with the connecting rod component (23), a handle (231) is arranged on the upper portion of the connecting rod component (23), an anti-skidding concave-convex lantern ring is arranged on the outer surface of the handle (231), a pressing rod (221) is arranged on the upper pressing plate (22), and the pressing rod (221) is in threaded connection with the upper pressing plate (22).

3. The full-function test fixture of PCBA board of claim 2, characterized in that: the connecting rod assembly (23) comprises a connecting block (232), an upper connecting piece (233), a lower connecting piece (234), an upper connecting rod (235), a middle connecting rod (236) and a lower connecting rod (237), the back of the connecting block (232) is in screw connection with the upper part of the supporting arm (1), the connecting block (232), the upper connecting piece (233) and the lower connecting piece (234) are integrally formed, the upper connecting rod (235) and the handle (231) are integrally formed and are movably connected with the upper connecting piece (233) through a pin shaft, the upper part of the middle connecting rod (236) is movably connected with the upper part of the upper connecting rod (235) through a pin shaft, the lower part of the middle connecting rod (236) is movably connected with the upper part of the lower connecting rod (237) through a pin shaft, a mounting hole is formed in the lower connecting piece (234), and the lower connecting rod (237) is movably connected with the lower connecting piece (234) through the mounting hole, the lower connecting rod (237) is connected with the upper pressure plate (22).

4. The full-function test fixture of PCBA board of claim 2, characterized in that: the clamp plate supporting rod is characterized in that a connecting ring (211) is arranged on the clamp plate supporting rod (21), an upper clamp plate through hole is formed in the upper clamp plate (22), the connecting ring (211) is matched with the upper clamp plate through hole, and the clamp plate supporting rod (21) is connected with the upper clamp plate (22) in a movable mode through the connecting ring (211).

5. The full-function test fixture of PCBA board of claim 3, characterized in that: the connecting rod assembly (23) further comprises an adapter plate (238), and the adapter plate (238) is in screw connection with the lower connecting rod (237) and the upper pressure plate (22) respectively.

6. The full-function test fixture of PCBA board of claim 1, characterized in that: the back of the box body (5) is provided with a wire holder (52), and the switch (51) is electrically connected with the external load through the wire holder (52).

7. The full-function test fixture of PCBA board of claim 1, characterized in that: the utility model discloses a test device, including box body (5), waist type through-hole (53) are provided with at box body (5) back, be provided with probe pencil, outside pencil in waist type through-hole (53), probe pencil one end with test probe (43) are connected and the other end with switch (51) are connected, outside pencil one end with outside test device is connected and the other end with switch (51) are connected.

8. The full-function test fixture of PCBA board of claim 1, characterized in that: the box body (5) is also provided with a sound box (54), and the sound box (54) is electrically connected with the switch (51).

9. The full-function test fixture of PCBA board of claim 1, characterized in that: and metal annular handles (55) are arranged on two sides of the box body (5).

10. The full-function test fixture of PCBA board of claim 2, characterized in that: the support arm (1) is further provided with 2 mounting grooves, the number of the pressing plate supporting rods (21) is 2, and the pressing plate supporting rods (21) are connected with the bottom of the support arm (1) through the mounting grooves.