CN214750693U

CN214750693U - PCBA automatic testing arrangement that can remodel fast

Info

Publication number: CN214750693U
Application number: CN202120910802.1U
Authority: CN
Inventors: 刘志峰; 张兴锋; 黄朝锋
Original assignee: Shenzhen Zhinan Measurement And Control Technology Co ltd
Current assignee: Shenzhen Zhinan Measurement And Control Technology Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-16
Anticipated expiration: 2031-04-29

Abstract

The utility model relates to the field of automatic testing devices, in particular to a PCBA automatic testing device capable of being quickly replaced, which comprises a substrate, a moving mechanism arranged on the substrate, a first testing component arranged on the moving mechanism, a second testing component arranged at a corresponding position above the first testing component, a pressing mechanism arranged on the substrate, and a detachable connection between the second testing component and the pressing mechanism; the first test assembly comprises a first test seat, a second test seat and an adapter plate; the second testing assembly comprises a third testing seat, a second through hole arranged on the third testing seat and a probe module detachably connected above the second through hole; the first test seat is detachably connected with the moving mechanism. The utility model discloses can dismantle the connection with the sliding seat with first test assembly, can quick replacement test fixture, improve work efficiency; due to the design of the adapter plate, the external detection circuit is prevented from being rearranged, and the adapter plate is attractive and safe.

Description

PCBA automatic testing arrangement that can remodel fast

Technical Field

The utility model relates to an automatic testing arrangement field, concretely relates to but PCBA automatic testing arrangement of die change fast.

Background

Bluetooth is a short-distance wireless communication technology with low cost and low power consumption, and along with the development of science and technology and the popularization of the application of radio technology, the most widely applied Bluetooth technology in the daily life is Bluetooth earphones at present. The Bluetooth headset allows a user to avoid annoying wiring and to communicate easily in various ways. Since the advent of bluetooth headsets, it has been a good tool for the mobile commerce industry to increase efficiency. In recent years, the development of the Bluetooth headset is rapidly advanced, domestic blue-ear headset manufacturers with large sizes and small sizes bloom all the time, more manufacturers and more competition are developed, and the problems of improving the production efficiency and reducing the production cost are of great importance. In order to ensure the quality of the earphone, various performance tests including a PCBA test are required in the production process. In the testing process, in order to improve the testing efficiency, a preset automatic testing device is generally adopted to accelerate the positioning of the product to be tested and the speed of connecting the testing device, and corresponding jigs are replaced when products with different specifications are tested, but the existing automatic testing device is often fixed through bolts, so that the quick replacement according to the products with different specifications is inconvenient, and the efficiency is influenced; and current automatic testing arrangement often needs external connection circuit, all need rewiring when changing the tool at every turn, and wiring is carried out again after the wiring, complex operation, and the circuit is in disorder, influences safety.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a but PCBA automatic testing arrangement of rapid prototyping.

The utility model discloses a following scheme realizes: a PCBA automatic testing device capable of being quickly replaced comprises a substrate, a moving mechanism arranged on the substrate, a first testing component arranged on the moving mechanism, and a second testing component arranged at a corresponding position above the first testing component, wherein a pressing mechanism is arranged on the substrate, and the second testing component is detachably connected with the pressing mechanism; the first test assembly comprises a first test seat, a second test seat arranged on the first test seat and an adapter plate arranged on the first test seat; the second testing assembly comprises a third testing seat, a second through hole arranged on the third testing seat and a probe module detachably connected above the second through hole; the first test seat is detachably connected with the moving mechanism.

Furthermore, the moving mechanism comprises a sliding seat arranged on the base plate, a first air cylinder arranged at the bottom of the base plate, and a side plate used for connecting the first air cylinder and the sliding seat.

Furthermore, the pressing mechanism comprises a pressing plate, a guide post connected with the pressing plate and the substrate, and a second air cylinder used for driving the pressing plate to move.

Furthermore, the upper surface of the first test seat is provided with a first groove for placing the adapter plate, a first through hole is formed in the first groove, and the bottom of the first test seat is detachably connected with the sliding seat.

Furthermore, a plurality of magnets used for connecting the sliding seat are arranged at the bottom of the first testing seat.

Furthermore, the upper surface of the second test seat is provided with a product groove for placing a product to be tested, the first test seat is provided with a lower concave part, and a first threading hole is formed in the lower concave part.

Furthermore, a protruding portion is arranged on the third test seat, a second groove matched with the lower concave portion is arranged on the protruding portion, and a second threading hole is formed in the second groove.

Furthermore, the bottom surface of third test seat is provided with the locating pin, be provided with on the first test seat with locating pin complex constant head tank.

Contrast prior art, the utility model discloses following beneficial effect has:

the utility model discloses can dismantle the connection with first test subassembly and sliding seat, the speed that the product that awaits measuring was fixed a position, was connected test equipment is accelerated to the test fixture of presetting, can the test fixture of the corresponding specification of quick replacement to the product test of different specifications, improves efficiency of software testing; due to the design of the adapter plate, the operation that wires need to be rewired when the jig is replaced every time is avoided, the operation steps are reduced invisibly, the cost is saved, and the circuit is not messy and is attractive and safe.

Drawings

Fig. 1 is the utility model provides a but PCBA automatic testing arrangement's of rapid prototyping structural sketch map.

Fig. 2 is a schematic structural diagram of a first testing component of the automatic testing device of the present invention.

Fig. 3 is a rear view of the first testing component of the automatic testing device of the present invention.

Fig. 4 is a schematic structural diagram of a second testing component of the automatic testing device of the present invention.

Fig. 5 is a rear view of a second testing component of the automatic testing device of the present invention.

The figure includes: the device comprises a substrate 1, a buffer mechanism 2, a first test component 3, a pressing mechanism 4, a second test component 5, a sliding seat 201, a first cylinder 202, a side plate 203, a first test seat 301, a second test seat 302, an adapter plate 303, a product groove 304, a lower concave portion 305, a first threading hole 306, a positioning groove 307, a first groove 308, a first through hole 309, a magnet 310, a guide column 401, a second cylinder 402, a pressing plate 403, a third test seat 501, a second through hole 502, a probe module 503, a bulge 504, a second groove 505, a second threading hole 506 and a positioning pin 507.

Detailed Description

To facilitate understanding of the present invention for those skilled in the art, the present invention will be described in further detail with reference to the following detailed description and accompanying drawings.

Referring to fig. 1 to 5, the utility model provides a pair of but quick change's automatic testing arrangement of PCBA, including base plate 1, set up in moving mechanism 2 on the base plate 1, set up in first test component 3 on the moving mechanism 2, set up in the second test component 5 that corresponds the position in first test component 3 top, be provided with down mechanism 4 on the base plate 1, second test component 5 with down mechanism 4 can dismantle the connection. The first test assembly 3 includes a first test socket 301, a second test socket 302 disposed on the first test socket 301, and an interposer 303 disposed on the first test socket. In this embodiment, the first test socket 301 and the second test socket 302 are cuboids, and the length, width and height of the first test socket 301 are all smaller than the length, width and height of the second test socket 302, and the bottom of the first test socket 301 is flush with the bottom of the second test socket 302 and is centrally arranged on the second test socket 302 through the bolt connection. The adapter plate 303 is provided with a line connector, lines required for detection are connected with the adapter plate 303 through the connector, products of different specifications are detected only by replacing the corresponding adapter plate 303, and rewiring is not needed. The second testing component 5 includes a third testing seat 501, a second through hole 502 disposed on the third testing seat 501, and a probe module 503 detachably connected to the second through hole 502. The probe module 503 includes a preset adapter plate, the function of the adapter plate is the same as that of the first test assembly, and the detection of products with different specifications only needs to replace the adapter plate for use, and rewiring is not needed. The first test socket 301 is detachably connected to the moving mechanism 2.

The moving mechanism 2 includes a sliding seat 201 disposed on the base plate 1, a first cylinder 202 disposed at the bottom of the base plate 1, and a side plate 203 for connecting the first cylinder 202 and the sliding seat 201. In this embodiment, the first air cylinder 202 is a double-shaft air cylinder, one end of a connecting rod of the double-shaft air cylinder is vertically connected with the side plate 203, and the first testing component 3 is driven by the double-shaft air cylinder to horizontally move along with the sliding seat according to a preset track.

The pressing mechanism 4 includes a pressing plate 403, a guide column 401 connecting the pressing plate 403 and the substrate 1, and a second cylinder 402 for driving the pressing plate 403 to move. In this embodiment, the guide posts 401 disposed on both sides of the sliding seat 201 connect the substrate 1 and the lower pressing plate 403, and the second air cylinders 402 disposed adjacent to the guide posts 401 are biaxial air cylinders to drive the lower pressing plate 403 to move up and down.

The upper surface of the first test seat 301 is provided with a first groove 308 for placing the adapter plate 303, a first through hole 309 is arranged in the first groove 308, and the bottom of the first test seat 301 is detachably connected with the sliding seat 201.

The bottom of the first test socket 301 is provided with a plurality of magnets 310 for connecting the sliding socket 201. The magnetic parts are mutually matched and attracted to achieve the fixing effect.

The upper surface of the second test seat 302 is provided with a product groove 304 for placing a product to be tested, the second test seat 302 is provided with a lower concave portion 305, and a first threading hole 306 is arranged in the lower concave portion 305. Product groove 304 is two arch grooves of longitudinal symmetry design in this embodiment, the opening part of two arch grooves respectively with the bottom and the upper portion parallel and level of second test seat 302, be provided with undercut 305 between two product grooves 304, be provided with a plurality of first through wires holes 306 that run through first test seat 301 and second test seat 302 in the undercut 305, can supply to arrange the circuit, draw the back with the circuit from first through wires hole 306, arrange the test piece that will await measuring in undercut 305, can realize switching on with the circuit.

The third test socket 5 is provided with a protruding portion 504, the protruding portion 504 is provided with a second groove 505 matched with the lower concave portion 305, a second threading hole 506 is formed in the second groove 505 and used for arranging a line, and after the line is led out from the second threading hole 506, a to-be-tested piece is placed in the second groove 505, so that the connection with the line can be achieved.

The bottom surface of the third testing seat 501 is provided with a positioning pin 507, and the first testing seat 301 is provided with a positioning groove 307 matched with the positioning pin 507. In this embodiment, the positioning grooves 307 are disposed at both sides adjacent to the product slot 304.

The utility model has the advantages that the magnetic suction component is respectively arranged on the first test seat and the buffer mechanism, the structure is simple, and the test fixture corresponding to the circuit board with different specifications can be quickly replaced, the working efficiency is improved, the production cost is reduced, and the use by people is convenient; due to the design of the adapter plate, the external detection circuit is prevented from being rearranged, and the adapter plate is attractive and safe.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected" and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection, or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the scope of the included claims.

Claims

1. The PCBA automatic testing device capable of being quickly replaced is characterized by comprising a substrate (1), a moving mechanism (2) arranged on the substrate (1), a first testing component (3) arranged on the moving mechanism (2), and a second testing component (5) arranged at a corresponding position above the first testing component (3), wherein a pressing mechanism (4) is arranged on the substrate (1), and the second testing component (5) is detachably connected with the pressing mechanism (4); the first testing component (3) comprises a first testing seat (301), a second testing seat (302) arranged on the first testing seat (301), and an adapter plate (303) arranged on the first testing seat; the second testing component (5) comprises a third testing seat (501), a second through hole (502) arranged on the third testing seat (501), and a probe module (503) detachably connected above the second through hole (502); the first test seat (301) is detachably connected with the moving mechanism (2).

2. The automatic test device of a quick-change PCBA as recited in claim 1, wherein said moving mechanism (2) comprises a sliding seat (201) disposed on said base plate (1), a first air cylinder (202) disposed at the bottom of said base plate (1), and a side plate (203) for connecting said first air cylinder (202) and said sliding seat (201).

3. The automatic test apparatus for a quick-change PCBA as recited in claim 2, wherein said hold-down mechanism (4) comprises a hold-down plate (403), a guide post (401) connecting said hold-down plate (403) and said substrate (1), and a second air cylinder (402) for driving the hold-down plate (403) to move.

4. The automatic test device for the quick-change PCBA as recited in claim 3, wherein a first groove (308) for placing the adapter plate (303) is arranged on the upper surface of the first test seat (301), a first through hole (309) is arranged in the first groove (308), and the bottom of the first test seat (301) is detachably connected with the sliding seat (201).

5. The quick-change PCBA automatic test device according to claim 4, wherein a plurality of magnets (310) for connecting the sliding seat (201) are arranged at the bottom of the first test seat (301).

6. The automatic test device of the quick-change PCBA as recited in claim 5, wherein the upper surface of the second test seat (302) is provided with a product groove (304) for placing a product to be tested, the first test seat (301) is provided with a lower recess (305), and a first threading hole (306) is arranged in the lower recess (305).

7. The quick-change PCBA automatic test device according to claim 6, wherein a protrusion (504) is arranged on the third test seat (501), a second groove (505) matched with the lower recess (305) is arranged on the protrusion (504), and a second threading hole (506) is arranged in the second groove (505).

8. The automatic quick-change PCBA testing device according to claim 7, wherein the bottom surface of the third testing seat (501) is provided with a positioning pin (507), and the first testing seat (301) is provided with a positioning groove (307) matched with the positioning pin (507).