Automatic line PCBA test fixture

Abstract

The utility model relates to the technical field of automatic line testing, in particular to an automatic line PCBA (Printed Circuit Board Assembly) testing jig, which comprises a jig seat and a PCBA board, a testing seat is arranged on the jig seat, a pressing mechanism is arranged on one side of the testing seat, and the PCBA board is arranged between the pressing mechanism and the testing seat; the device further comprises a width sliding seat, a vertical supporting seat, a length sliding seat, a connecting piece and a testing connector, the width sliding seat is arranged on the testing seat, the vertical supporting seat and the width sliding seat are in sliding connection in the width direction, and the length sliding seat and the vertical supporting seat are in sliding connection in the vertical direction; the upper end of the connecting piece is slidably connected with the length sliding seat in the length direction. According to the utility model, the PCBA board is clamped and fixed between the test seat and the hold-down mechanism through the hold-down mechanism. The PCBA board test fixture is further provided with a width sliding seat, a vertical supporting seat and a length sliding seat, when different detection points on different PCBA boards are detected, the position of the test connector is adjusted so as to adapt to detection of different test points, and the flexibility, high efficiency and stability of the test fixture are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to automatic line test technical field, concretely relates to a kind of automatic line PCBA test fixture. BACKGROUND

[0002] Automatic line is automatic production line, PCBA, i.e. printed circuit board assembly, is the key component of electronic equipment, and various components are accurately connected together through the conductive circuit on printed circuit board, to form a complete circuit system. Various automation equipment is integrated through advanced control system, to realize the automation control of production process, which not only improves production efficiency, but also reduces production cost, and also helps to improve product quality and production stability. On automatic production line, the role of PCBA mainly reflects in improving production efficiency, improving product reliability, realizing high-density integration, good maintainability, flexibility and customization, cost-effectiveness and the like.

[0003] After PCBA board is made, it needs to be tested, to carry out function verification and fault detection, to improve product pass rate on automatic line, to ensure product performance, therefore, the fixture that can cooperate with the detection of PCBA board is needed, and because different automatic lines will have different PCBA boards, i.e. different shapes and sizes of PCBA boards need to be detected, different shapes and sizes of PCBA boards mean that there will be different detection points. Detection fixture needs to adapt to different shapes and sizes of PCBA board, so as to be able to adjust test connector from multiple directions to detect test points on different PCBA boards while ensuring clamping and fixing of different PCBA boards. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of automatic line PCBA test fixture to reach the purpose of flexible clamping and fixing and testing of different size and shape PCBA board.

[0005] To achieve the above purpose, the technical scheme of the utility model is as follows: provide a kind of automatic line PCBA test fixture, including fixture seat and PCBA board, and its innovation point is that: the fixture seat is equipped with test seat, one side of the test seat is equipped with compression mechanism, the PCBA board is located between compression mechanism and test seat, and is compressed to the direction of test seat by locking mechanism;It also includes width sliding seat, vertical support seat, length sliding seat, connecting piece and test connector, the width sliding seat is equipped on test seat, the bottom of vertical support seat and width sliding seat are slidably connected in width direction, one end of length sliding seat and vertical support seat are slidably connected in vertical direction, and the other end extends horizontally to above PCBA board;The upper end of connecting piece and length sliding seat are slidably connected in length direction, and the test connector is equipped in the lower end of connecting piece.

[0006] Further, the specific structure that the bottom of the vertical support seat and the width sliding seat are slidably connected in the width direction is that the width sliding seat is provided with a sliding groove in the width direction, a sliding rod is arranged in the sliding groove, and the bottom of the vertical support seat is slidably sleeved with the sliding rod.

[0007] Further, two limiting magnetic blocks are further included, the sliding rod is a magnetic rod, and the two limiting magnetic blocks are magnetically sleeved with the sliding rod on both sides of the bottom end of the vertical support seat.

[0008] Further, a support groove is arranged in the vertical support seat, an electric push rod is arranged at the bottom of the support groove, the upper part of the support groove is in a T shape, the vertical end of the T shape is close to the length sliding seat and is communicated with the outside, one end of the length sliding seat is connected with the vertical support seat and is adapted to the upper part of the support groove and is arranged in the upper part of the support groove, and the pushing upper end of the electric push rod is connected with the length sliding seat arranged in the support groove and drives the length sliding seat to slide up and down.

[0009] Further, the structure that the connecting piece and the length sliding seat are slidably connected in the length direction is that the length sliding seat is provided with a connecting through groove from top to bottom, the upper end of the connecting piece penetrates the length sliding seat through the connecting through groove upwards, a limiting plate is arranged at the top of the connecting piece, and the connecting piece can slide in the connecting through groove in the length direction.

[0010] Further, the vertical section of the connecting through groove is in a square shape, the upper end of the connecting piece is adapted to the connecting through groove and penetrates the length sliding seat upwards through the connecting through groove, and the upper end of the connecting piece can slide in the connecting through groove in the length direction.

[0011] Further, the vertical section of the connecting through groove is in a cross shape, the upper end of the connecting piece is adapted to the connecting through groove and penetrates the length sliding seat upwards through the connecting through groove, and the upper end of the connecting piece can slide in the connecting through groove in the length direction.

[0012] Further, the pressing mechanism comprises a pressing plate, a fixed plate and a pressing screw rod, the pressing plate and the fixed plate are arranged in parallel, the fixed plate is fixed on the jig seat, the pressing plate is movably arranged between the fixed plate and the PCBA plate, the pressing screw rod is in transmission connection with the fixed plate, and the end close to the pressing plate is in rotary connection with the pressing plate.

[0013] Further, the structure that the pressing screw rod and the pressing plate are in rotary connection is that the end of the pressing screw rod connected with the pressing plate is provided with a rotary disc, the pressing plate is provided with a rotary groove corresponding to the rotary disc, and the rotary disc is arranged in the rotary groove and can rotate in the rotary groove.

[0014] Compared with the prior art, the present application has the following beneficial effects:

[0015] The automatic line PCBA test fixture of the utility model is provided with the pressing mechanism which can clamp and fix the PCBA board between the test seat and the pressing mechanism, guaranteeing the stability of the PCBA board during testing. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed to be used in the embodiments will be simply introduced below, and obviously, the drawings in the following description are only some embodiments recorded in the utility model, and for the ordinary skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0017] Figure 1 It is the overall structure schematic diagram of the automatic line PCBA test fixture of the utility model.

[0018] Figure 2 It is the overall structure schematic diagram of the automatic line PCBA test fixture of the utility model. Figure 1

[0019] Figure 3 It is the enlarged view of A in the automatic line PCBA test fixture of the utility model. Figure 1

[0020] Figure 4 It is the side surface sectional view of the vertical support seat in the automatic line PCBA test fixture of the utility model. Figure 1

[0021] Figure 5 It is the sectional view of the connecting piece and the length sliding seat connection in the utility model (corresponding to embodiment 5).

[0022] Figure 6 It is the sectional view of the connecting piece and the length sliding seat connection in the utility model (corresponding to embodiment 6).

[0023] Figure 7 It is the connecting structure schematic diagram of the pressing screw rod and the pressing plate of the utility model.

[0024] ​​​Wherein, 1-jig base, 2-PCBA board, 3-test seat, 4-locking mechanism, 41-pressing plate, 42-fixing plate, 43-pressing screw, 44-rotary disc, 45-rotary groove, 5-width sliding seat, 51-sliding groove, 52-sliding rod, 53-limiting magnetic block, 6-vertical support seat, 61-supporting groove, 62-electric push rod, 7-length sliding seat, 71-connection through groove, 72-limiting plate, 8-connector, 9-test connector. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0026] The descriptions of directions such as "length direction" and "width direction" involved in the utility model are described based on the drawings of the utility model, and in actual use, the actual directions are used as the criterion, and only the extension directions of the length sliding seat and the width sliding seat need to be perpendicular, and the length sliding seat needs to be above the PCBA board.

[0027] Embodiment 1

[0028] The embodiment provides an automatic line PCBA test fixture, which comprises a jig base 1 and a PCBA board 2, and the specific structure is as shown in Figure 1 The jig base 1 is provided with a test seat 3, one side of the test seat 3 is provided with a pressing mechanism 4, the PCBA board 2 is arranged between the pressing mechanism 4 and the test seat 3 and is pressed towards the test seat 3 through the locking mechanism 4; the automatic line PCBA test fixture further comprises a width sliding seat 5, a vertical support seat 6, a length sliding seat 7, a connector 8 and a test connector 9, the width sliding seat 5 is arranged on the test seat 3, the bottom of the vertical support seat 6 and the width sliding seat 5 are slidably connected in the width direction, one end of the length sliding seat 7 and the vertical support seat 6 are slidably connected in the vertical direction, and the other end extends horizontally above the PCBA board 2; the upper end of the connector 8 and the length sliding seat 7 are slidably connected in the length direction, and the test connector 9 is arranged at the lower end of the connector.

[0029] The automatic line PCBA test fixture of the embodiment can clamp and fix the PCBA board 2 between the test seat 3 and the pressing mechanism 4, so that the stability of the PCBA board 2 during testing is guaranteed. Meanwhile, the width sliding seat 5, the vertical support seat 6 and the length sliding seat 7 are further arranged, so that the position of the test connector 9 can be adjusted when different detection points on different PCBA boards 2 are detected, so that different test points can be detected, and the flexibility, efficiency and stability of the test fixture are guaranteed.

[0030] Embodiment 2

[0031] The specific structure of the sliding connection of the bottom of the vertical support seat 6 and the width sliding seat 5 in the width direction is that the width sliding seat 5 is provided with a sliding groove 51 in the width direction, the sliding groove 51 is provided with a sliding rod 52, and the bottom of the vertical support seat 6 is slidingly sleeved with the sliding rod 52. In use, the position of the vertical support seat 6 is adjusted in the width direction according to the position of the test point of the PCBA board 2, which is equivalent to adjusting the position of the test connector 9 in the width direction to adapt to the test point of different PCBA boards 2.

[0032] This embodiment also includes two limiting magnetic blocks 53, and the sliding rod 52 is a magnetic rod, as shown in Figure 2 The two limiting magnetic blocks 53 are magnetically sleeved on the sliding rod 52 on both sides of the bottom end of the vertical support seat 6. After adjusting the position of the vertical support seat 6, the two limiting magnetic blocks 53 are moved to both sides of the bottom of the vertical support seat 6, and the vertical support seat 6 is limited in the width direction through the magnetic connection of the limiting magnetic block 53 and the sliding rod 52. After the position of the vertical support seat 6 is adjusted, the magnetic force of the limiting magnetic block 53 and the sliding rod 52 can limit it without external force, so as to avoid sliding on the sliding rod 52.

[0033] The rest is the same as Embodiment 1.

[0034] Embodiment 3

[0035] The vertical support seat 6 of this embodiment is provided with a support groove 61, the bottom of the support groove 61 is provided with an electric push rod 62, the upper part of the support groove 61 is in T shape, the vertical end of the T shape is close to the length sliding seat 7 and is connected to the outside, as shown in Figure 3 and 4 The length sliding seat 7 is connected to one end of the vertical support seat 6 and the upper part of the support groove 61, and is placed in the upper part of the support groove 61. The pushing end of the electric push rod 62 is connected to the part of the length sliding seat 7 in the support groove 61, so as to drive the length sliding seat 7 to slide up and down.

[0036] The rest is the same as Embodiment 1.

[0037] In use, after adjusting the position of the test connector 9 and the test point, the length sliding seat 7 can be driven to move downward by the electric push rod 62, that is, the test connector 9 is driven to move downward to contact the test point on the PCBA board 2 for testing. The upper part of the support groove 61 is in T shape, which can limit the length sliding seat 7 in the horizontal direction.

[0038] Embodiment 4

[0039] The connecting piece 8 and the length sliding seat 7 of the embodiment are connected in the length direction as follows: the length sliding seat 7 is provided with a connecting through slot 71 from top to bottom, the upper end of the connecting piece 8 penetrates the length sliding seat 7 upward through the connecting through slot 71, and a limiting plate 72 is arranged at the top of the connecting piece 8, and the connecting piece 8 can slide in the length direction in the connecting through slot 71.

[0040] The rest is the same as in embodiment 1.

[0041] The arrangement of the embodiment can move the connecting piece 8 in the length direction (in the connecting through slot 71) to adjust the position of the test joint 9 in the length direction to adapt to the test point position on the PCBA board 2, and facilitate testing.

[0042] Embodiment 5

[0043] The vertical section of the connecting through slot 71 of the embodiment is square, as shown in Figure 5 The upper end of the connecting piece 8 is adapted to the connecting through slot 71 and penetrates the length sliding seat 7 upward through the connecting through slot 71, and the upper end of the connecting piece 8 can slide in the length direction in the connecting through slot 71.

[0044] The rest is the same as in embodiment 4.

[0045] Embodiment 6

[0046] The vertical section of the connecting through slot 71 of the embodiment is cross-shaped, as shown in Figure 6 The upper end of the connecting piece 8 is adapted to the connecting through slot 71 and penetrates the length sliding seat 7 upward through the connecting through slot 71, and the upper end of the connecting piece 8 can slide in the length direction in the connecting through slot 71.

[0047] The rest is the same as in embodiment 4.

[0048] In the embodiment, the cross-shaped connecting through slot 71 can move the connecting piece 8 in the length direction while providing certain support to the connecting piece 8, making the device more stable.

[0049] Embodiment 7

[0050] The pressing mechanism 4 of the embodiment includes a pressing plate 41, a fixed plate 42 and a pressing screw rod 43, the pressing plate 41 and the fixed plate 42 are arranged in parallel, the fixed plate 42 is fixed on the jig seat 1, the pressing plate 41 is movably arranged between the fixed plate 42 and the PCBA board 2, the pressing screw rod 43 is in transmission connection with the fixed plate 42, and the end close to the pressing plate 41 is in rotary connection with the pressing plate 41.

[0051] In use of the embodiment, when different sizes of PCBA boards 2 need to be fixed, the pressing screw rod 43 is rotated to drive the pressing plate 41 to approach the PCBA board 2 and press and fix it.

[0052] The structure of the rotating connection between the pressing screw rod 43 and the pressing plate 41 in the embodiment is shown in Figure 7 The end of the pressing screw rod 43 connected with the pressing plate 41 is provided with a rotating disc 44, the pressing plate 41 is provided with a rotating groove 45 corresponding to the rotating disc 44, and the rotating disc 44 is arranged in the rotating groove 45 and can rotate in the rotating groove 45.

[0053] When the pressing screw rod 43 rotates to move towards the pressing plate 41, the pressing plate 41 can be pushed to move towards the PCBA board 2, so as to press and fix the PCBA board 2. The rotation of the pressing screw rod 43 is not affected when the pressing plate 41 is pushed.

[0054] The rest is the same as in Embodiment 1.

[0055] The above-described embodiments are only preferred embodiments of the utility model for description, and do not limit the design concept and scope of the utility model. Without departing from the design concept of the utility model, various modifications and improvements of the technical scheme of the utility model made by ordinary engineering technicians in the art shall fall within the protection scope of the utility model. The technical content claimed by the utility model has been recorded in the technical requirements.

Claims

1. An automatic line PCBA test fixture, comprising a fixture seat and a PCBA board, characterized in that: The jig seat is provided with a test seat, one side of the test seat is provided with a pressing mechanism, the PCBA board is arranged between the pressing mechanism and the test seat and is pressed towards the test seat through a locking mechanism; further comprising a width sliding seat, a vertical support seat, a length sliding seat, a connecting piece and a test connector, the width sliding seat is arranged on the test seat, the bottom of the vertical support seat and the width sliding seat are slidably connected in the width direction, one end of the length sliding seat and the vertical support seat are slidably connected in the vertical direction, and the other end extends horizontally above the PCBA board; the upper end of the connecting piece and the length sliding seat are slidably connected in the length direction, and the test connector is arranged at the lower end of the connecting piece.

2. The automatic line PCBA test fixture according to claim 1, wherein: The specific structure that the bottom of the vertical support seat and the width sliding seat are slidably connected in the width direction is that the width sliding seat is provided with a sliding groove in the width direction, a sliding rod is arranged in the sliding groove, and the bottom of the vertical support seat is slidably sleeved with the sliding rod.

3. The automatic line PCBA test fixture according to claim 2, wherein: Further comprising two limiting magnetic blocks, the sliding rod is a magnetic rod, and the two limiting magnetic blocks are magnetically sleeved on the sliding rod on both sides of the bottom end of the vertical support seat.

4. The automatic line PCBA test fixture according to claim 1, wherein: The vertical support seat is provided with a support groove, an electric push rod is arranged in the bottom of the support groove, the upper part of the support groove has a T-shaped horizontal cross section, the vertical end of the T-shaped structure is close to the length sliding seat and is connected with the outside, one end of the length sliding seat connected with the vertical support seat is adapted to the upper part of the support groove and is arranged in the upper part of the support groove, and the pushing end of the electric push rod is connected with the length sliding seat arranged in the support groove and drives the length sliding seat to slide up and down.

5. The automatic line PCBA test fixture according to claim 1, wherein: The structure that the connecting piece and the length sliding seat are slidably connected in the length direction is that the length sliding seat is provided with a connecting through groove from top to bottom, the upper end of the connecting piece penetrates the length sliding seat through the connecting through groove upwards, a limiting plate is arranged on the top of the connecting piece, and the connecting piece can slide in the connecting through groove in the length direction.

6. The automatic line PCBA test fixture according to claim 5, wherein: The vertical cross section of the connecting through groove is square, the upper end of the connecting piece is adapted to the connecting through groove and penetrates the length sliding seat upwards through the connecting through groove, and the upper end of the connecting piece can slide in the connecting through groove in the length direction.

7. The automatic line PCBA test fixture according to claim 5, wherein: The vertical cross section of the connecting through groove is cross-shaped, the upper end of the connecting piece is adapted to the connecting through groove and penetrates the length sliding seat upwards through the connecting through groove, and the upper end of the connecting piece can slide in the connecting through groove in the length direction.

8. The automatic line PCBA test fixture according to claim 1, wherein: The pressing mechanism comprises a pressing plate, a fixed plate and a pressing screw rod, the pressing plate and the fixed plate are arranged in parallel, the fixed plate is fixed on the jig seat, the pressing plate is movably arranged between the fixed plate and the PCBA board, the pressing screw rod is in transmission connection with the fixed plate and is rotatably connected with the end part close to the pressing plate.

9. The automatic line PCBA test fixture according to claim 8, wherein: ​

Images