CN213023238U

CN213023238U - Circuit board test auxiliary device

Info

Publication number: CN213023238U
Application number: CN202021898390.6U
Authority: CN
Inventors: 邓锋
Original assignee: Shanghai Yumo Electronic Technology Co ltd
Current assignee: Shanghai Yumo Electronic Technology Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-04-20
Anticipated expiration: 2030-09-03

Abstract

The application relates to a circuit board test auxiliary device relates to the field of circuit board test, and it includes level and smooth workstation, sets up the clamping mechanism who just is used for fixed circuit board on the workstation, its characterized in that: clamping mechanism includes the vertical fixed subassembly that goes on fixing, the horizontal fixation subassembly that goes on fixing to the circuit board in the horizontal direction to the circuit board in the vertical direction, vertical fixed subassembly includes mounting panel, a plurality of sets up in the mounting panel bottom and be used for with the location nail of the locating hole joint on the circuit board, be connected with the mounting panel and be used for driving the driver part that the mounting panel reciprocated. This application has the effect of error when reducing the circuit board test.

Description

Circuit board test auxiliary device

Technical Field

The application relates to the field of circuit board testing, in particular to a circuit board testing auxiliary device.

Background

With the continuous improvement of scientific technology, the electronic boards are more and more widely used, and before being used, the electronic boards are usually tested. Because the circuit board often will be equipped with a plurality of locating holes when machine-shaping, the locating hole is used for fixing a position the circuit board, need press from both sides tight the test circuit board earlier when testing, then test circuit. Existing circuit board testing typically uses a multimeter to test the circuit board throughout.

With respect to the related art in the above, the inventors consider that: the circuit board easily rocks when directly testing with the universal meter, leads to test error.

SUMMERY OF THE UTILITY MODEL

In order to reduce the error when the circuit board tests, this application provides a circuit board test auxiliary device.

The application provides a circuit board test auxiliary device adopts following technical scheme:

the utility model provides a circuit board test auxiliary device, includes the surperficial workstation, sets up the clamping mechanism who just is used for fixed circuit board on the workstation, clamping mechanism includes the vertical fixed subassembly that goes on fixing to the circuit board in the vertical direction, carries out the horizontal fixation subassembly of fixing to the circuit board in the horizontal direction, vertical fixed subassembly includes mounting panel, a plurality of sets up in the mounting panel bottom and be used for with the location nail of the locating hole looks joint on the circuit board, be connected with the mounting panel and be used for driving the driver part that the mounting panel reciprocated.

Through adopting above-mentioned technical scheme, place the circuit board on the workstation, fix the circuit board through clamping mechanism, avoid taking place to rock when testing the circuit board.

Optionally, the driving part comprises a fixing frame, a connecting piece rotatably connected to the fixing frame, a handle fixedly connected to the other end of the connecting piece, a connecting piece rotatably connected to the handle, a vertical rod rotatably connected to the other end of the connecting piece, and a limiting piece used for limiting the vertical rod to move in the vertical direction, the vertical rod is connected to one end, far away from the handle, of the connecting piece, the other end of the vertical rod is connected to the mounting plate, and a plane on which the axis of the vertical rod is located is parallel to the plane on which the axis of the.

Through adopting above-mentioned technical scheme, the area is gone vertical pole and is reciprocated with the mounting panel when rotating the handle for the mounting panel is fixed a position nail joint in the locating hole when moving down.

Optionally, the limiting part is a sliding cylinder which is connected with the fixing frame and is vertically arranged, and the vertical rod is slidably connected with the sliding cylinder.

Through adopting above-mentioned technical scheme, the sliding cylinder is vertical setting, and vertical pole slides in the sliding cylinder, has injectd the direction that vertical pole removed.

Optionally, the horizontal fixing assembly comprises two sets of horizontal fixing parts arranged on two sides of the workbench, the two sets of horizontal fixing parts are arranged oppositely, the horizontal fixing parts comprise horizontal pushing plates used for pushing the circuit board to move, sliding rods connected with the horizontal pushing plates in a sliding mode and used for limiting the moving direction of the pushing plates, and the sliding rods are perpendicular to the pushing plates.

Through adopting above-mentioned technical scheme, remove horizontal pushing plate for two horizontal pushing plates are close to each other, make the circuit board joint between two horizontal pushing plates.

Optionally, one side that the mounting panel was kept away from to horizontal catch bar is connected with the drive part that is used for fixed horizontal catch bar, drive the part and include the catch bar of keeping away from circuit board one side fixed connection with horizontal catch bar, rotate the rotation piece of being connected with the catch bar other end rotation, rotate the rotor plate of being connected mutually with rotating, rotate the pulling rod of being connected with rotating, the rotor plate rotates with the pulling rod and connects in the same end that rotates the piece.

Through adopting above-mentioned technical scheme, rotate the catch bar, the catch bar drives the rotor plate and rotates, and the rotor plate drives and rotates the piece and remove, rotates the piece and drives the catch bar and remove, because the setting of slide bar, the catch bar removes along workstation length direction.

Optionally, the mounting plate is a transparent plate for facilitating observation of alignment of the positioning pin and the positioning hole of the circuit board.

By adopting the technical scheme, the condition that the positioning nails are aligned with the positioning holes of the circuit board can be observed conveniently.

Optionally, the workbench is provided with a plurality of length sliding grooves along the length direction thereof, the workbench is provided with a width sliding groove along the width direction thereof, the length sliding groove is connected with a length pushing block in a sliding manner, the width sliding groove is connected with a width pushing block in a sliding manner, the width pushing block and the length pushing block push a circuit board to be arranged at the central position of the workbench, the length pushing block is connected with a length adjusting part for driving the length pushing block to approach or keep away from each other, and the two width pushing blocks are connected with a width adjusting part for driving the width pushing block to approach or keep away from each other.

Through adopting above-mentioned technical scheme, width promotes the piece and promotes the central point that the piece promoted the circuit board and arrange the workstation in with length.

Optionally, the length pushing component comprises a length rotating rod in threaded connection with the two length pushing blocks and a first motor for driving the length rotating rod to rotate, the length rotating rod comprises two length lead screws in coaxial fixed connection, and the two length pushing blocks are respectively in threaded connection with one of the length lead screws; the distance between the two length pushing blocks and the connection part of the two length screw rods is equal; the width pushing component comprises a width rotating rod in threaded connection with the two width pushing blocks and a second motor for driving the width rotating rod to rotate, the width rotating rod comprises two width lead screws which are coaxially and fixedly connected, and the two width pushing blocks are respectively in threaded connection with one width lead screw; the distance between the two width pushing blocks and the connection part of the two width screw rods is equal; the length rotating rods and the width rotating rods are arranged in a staggered mode; the height of the length pushing block in the vertical direction is higher than that of the width rotating rod.

Through adopting above-mentioned technical scheme, drive first motor, two length promote the piece to the direction that is close to each other or keeps away from and remove, drive the second motor, two widths promote the piece to the direction that is close to each other or keeps away from and remove, and the width promotes the piece and promotes the central point that the circuit board was arranged in to the length and puts.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the circuit board is placed on the workbench and fixed through the clamping mechanism, so that the circuit board is prevented from shaking during testing;

2. the circuit boards with different areas can be fixed by the length pushing block and the width pushing block.

Drawings

Fig. 1 is a schematic structural diagram of a circuit board test auxiliary device according to embodiment 1 of the present application.

Fig. 2 is an enlarged view of a portion a of example 1 of the present application.

Fig. 3 is an enlarged view of part B of example 1 of the present application.

Fig. 4 is a schematic structural diagram of an auxiliary device for testing a circuit board according to embodiment 2 of the present application.

Fig. 5 is a schematic structural diagram of embodiment 2 of the present application, which is mainly used for showing a second motor, a first motor, and a width screw rod and a length screw rod.

Description of reference numerals: 1. a work table; 2. mounting a plate; 3. positioning nails; 4. a fixed mount; 5. connecting sheets; 6. a handle, 7, a connecting piece; 8. a vertical rod; 9. a sliding cylinder; 10. a horizontal pushing plate; 11. a slide bar; 12. a push rod; 13. a rotating member; 14. pulling a rod; 15. a length sliding groove; 16. a width sliding groove; 17. a length pushing block; 18. a width pushing block; 19. a first motor; 20. a length screw; 21. a second motor; 22. a width screw rod; 23. a rotating sheet; 24. a fixing member; 25. the port is rotated.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses circuit board test auxiliary device.

Example 1

Referring to fig. 1, an auxiliary device for testing a circuit board includes a worktable 1 having a flat surface, and a clamping mechanism disposed on the worktable 1 and used for fixing the circuit board; after the circuit board is placed on the workbench 1, the position of the circuit board is fixed through the clamping mechanism, and then the circuit test is carried out through the detection device (such as a universal meter).

Referring to fig. 1, the clamping mechanism comprises a vertical fixing assembly for fixing the circuit board in the vertical direction and a horizontal fixing assembly for fixing the circuit board in the horizontal direction, the vertical fixing assembly comprises a mounting plate 2, four positioning nails 3 fixedly connected to the bottom of the mounting plate 2 and used for being clamped with positioning holes on the circuit board, and a driving part connected with the mounting plate 2 and used for driving the mounting plate 2 to move up and down, the four positioning nails 3 are respectively positioned at one corner of the mounting plate 2, and the mounting plate 2 is a transparent plate which is convenient for observing that the positioning nails 3 are aligned with the positioning holes of the circuit board; arrange the circuit board in workstation 1 and with the locating hole alignment on locating nail 3 and the circuit board, drive mounting panel 2 through drive assembly and reciprocate and with locating nail 3 joint in the locating hole, can fix the circuit board in vertical direction.

Referring to fig. 1 and 2, the driving part includes a fixing frame 4 fixedly connected to the upper surface of the worktable 1, a fixing member 24 is fixedly connected to the fixing frame 4, the fixing member 24 is rotatably connected to a connecting sheet 5, the other end of the connecting sheet 5 is fixedly connected to a handle 6, the handle 6 is rotatably connected to a connecting member 7, the connecting member 7 includes two blocks of shaped plates rotatably connected to both sides of the connecting sheet 5, and a rotating port 25 through which the connecting sheet 5 passes is reserved between the two blocks of shaped plates; the other end of the connecting piece 7 is rotatably connected with a vertical rod 8, and the two polygonal plates are respectively rotatably connected to two sides of the vertical rod 8; the vertical rod 8 is connected with a limiting piece for limiting the vertical rod 8 to move in the vertical direction, the other end of the vertical rod 8 is fixedly connected to the mounting plate 2, and the rotating plane of the handle 6 is parallel to the plane where the axis of the vertical rod 8 is located; the limiting part is a sliding cylinder 9 which is fixedly connected with the fixing part 24 and is vertically arranged, and the vertical rod 8 is connected with the sliding cylinder 9 in a sliding manner; pulling handle 6 makes handle 6 rotate to the one side that is close to mounting panel 2, and handle 6 drives connection piece 5 and rotates, and connection piece 5 drives connecting piece 7 and removes, and connecting piece 7 drives vertical pole 8 and removes, because the setting of sliding barrel 9, vertical pole 8 reciprocates in vertical direction when handle 6 upwards, rotates downwards.

Referring to fig. 1 and 3, the horizontal fixing assembly includes two sets of horizontal fixing parts respectively disposed at both sides of the workbench 1 in the length direction, the two sets of horizontal fixing parts are disposed oppositely, the horizontal fixing parts include a horizontal pushing plate 10 for pushing the circuit board to move, the horizontal pushing plate 10 is slidably connected to a sliding rod 11 for limiting the moving direction of the pushing plate, and the sliding rod 11 is perpendicular to the horizontal pushing plate 10; the workbench 1 is fixedly connected with a mounting rack, and two ends of each sliding rod 11 are fixedly connected with a mounting rack.

Referring to fig. 3, one side of the horizontal pushing plate 10, which is away from the mounting plate 2, is connected with a driving component for pushing the horizontal pushing plate 10, and the driving component includes a pushing rod 12 fixedly connected to one side of the horizontal pushing plate 10, which is away from the circuit board, a rotating member 13 rotatably connected to the other end of the pushing rod 12, a rotating piece 23 rotatably connected to the rotating member 13, and a pulling rod 14 fixedly connected to the rotating piece 23.

The implementation principle of the embodiment 1 is as follows: after a circuit board is placed on a workbench 1, a handle 6 is pulled to enable the handle 6 to rotate towards one side close to an installation plate 2, the handle 6 drives a connecting piece 5 to rotate downwards, the connecting piece 5 drives a connecting piece 7 to move, the connecting piece 7 drives a vertical rod 8 to move, due to the arrangement of a sliding cylinder 9, the vertical rod 8 moves up and down in the vertical direction when the handle 6 rotates upwards and downwards, a positioning hole in the circuit board is aligned with a positioning nail 3, and the positioning nail 3 is clamped in the positioning hole, so that the circuit board can be fixed in the vertical direction; rotate catch bar 12, catch bar 12 drives rotor plate 23 and rotates, rotor plate 23 drives rotor plate 13 and removes, rotor plate 13 drives catch bar 12 and removes, because the setting of slide bar 11, catch bar 12 removes along 1 length direction of workstation, horizontal catch plate 10 on two sets of horizontal fixed parts removes circuit board card between two horizontal catch plates 10 to the direction that is close to each other, thereby realize fixing the circuit board on the horizontal direction, and then be convenient for test the circuit board.

Example 2

Referring to fig. 4 and 5, the difference between this embodiment and embodiment 1 is that the workbench 1 is provided with four length sliding grooves 15 along the length direction thereof, two of the four length sliding grooves 15 are in one group, the two length sliding grooves 15 of each group are located on the same straight line in the length direction of the workbench 1, and the two length sliding grooves 15 of each group are not communicated; the workbench 1 is provided with two width sliding grooves 16 along the width direction, the two width sliding grooves 16 are positioned on the same straight line in the width direction of the workbench 1, and the two width sliding grooves 16 are not communicated; each length sliding groove 15 is connected with a length pushing block 17 in a sliding mode, each width sliding groove 16 is connected with a width pushing block 18 in a sliding mode, the width pushing blocks 18 and the length pushing blocks 17 push the circuit board to be arranged in the center of the workbench 1, the two length pushing blocks 17 located on the same straight line are connected with length adjusting parts for driving the circuit board to approach or keep away from each other, and the two width pushing blocks 18 are connected with width adjusting parts for driving the circuit board to approach or keep away from each other.

Referring to fig. 4 and 5, the length pushing component comprises a length rotating rod in threaded connection with two length pushing blocks 17 on the same straight line, the length rotating rod comprises two length screw rods 20 which are coaxially and fixedly connected, the two length pushing blocks 17 are respectively in threaded connection with one of the length screw rods 20, the distance between the joints of the two length pushing blocks 17 and the two length screw rods 20 is equal, and the length rotating rod is fixedly connected with a first motor 19 which drives the length rotating rod to rotate; the width pushing component comprises a width rotating rod in threaded connection with the two width pushing blocks 18, the width rotating rod comprises two width screw rods 22 which are coaxially and fixedly connected, the two width pushing blocks 18 are respectively in threaded connection with one width screw rod 22, and the distance between the two width pushing blocks 18 and the connection part of the two width screw rods 22 is equal; the width rotating rod is fixedly connected with a second motor 21 for driving the width rotating rod to rotate; the length rotating rods and the width rotating rods are arranged in a staggered manner; and the height of the length moving block in the vertical direction is greater than that of the width rotating rod.

The implementation principle of the embodiment 2 is as follows:

after the circuit board is fixed in the vertical direction, the two first motors 19 are driven to rotate, the first motors 19 drive the length screw rods 20 to rotate when rotating, the length screw rods 20 drive the length pushing blocks 17 to move when rotating, the length pushing blocks 17 slide in the length sliding grooves 15 due to the arrangement of the length sliding grooves 15, the two length pushing blocks 17 are close to or away from each other when the first motors 19 rotate because the rotating directions of the two length screw rods 20 are opposite, the distance between the two length pushing blocks 17 and the connection position of the two length screw rods 20 is equal, and when the two length screw rods 20 move in the direction of being close to each other, the circuit board is pushed to be positioned at the center of the workbench 1 in the length direction of the workbench 1; the second motor 21 of drive rotates, drive width lead screw 22 when second motor 21 rotates and rotate, drive width promotes piece 18 and removes when width lead screw 22 rotates, because the setting of width sliding tray 16, the width promotes piece 18 and slides in width sliding tray 16, because two width lead screws 22 revolve to opposite, when second motor 21 rotates, two widths promote piece 18 and are close to each other or keep away from each other, two widths promote piece 18 and are equal apart from two width lead screw 22 phase connection departments distance, when two width lead screws 22 remove to the direction that is close to each other, it is located workstation 1 central point to promote the circuit board on 1 width direction of workstation, thereby can fix the circuit board of different areas.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a circuit board test auxiliary device, includes that surfacing's workstation (1), set up on workstation (1) and be used for the clamping mechanism of fixed circuit board, its characterized in that: clamping mechanism includes vertical fixed subassembly, the horizontal fixed subassembly that fixes the circuit board in the horizontal direction that goes on fixing the circuit board in the vertical direction, vertical fixed subassembly includes mounting panel (2), a plurality of sets up in mounting panel (2) bottom and be used for with location nail (3) of the locating hole joint on the circuit board, be connected with mounting panel (2) and be used for driving the driver part that mounting panel (2) reciprocated.

2. The circuit board testing aid of claim 1, wherein: the driving part comprises a fixing frame (4), a connecting piece (5) which is rotatably connected to the fixing frame (4), a handle (6) which is fixedly connected to the other end of the connecting piece (5), a connecting piece (7) which is rotatably connected to the handle (6), and a vertical rod (8) which is rotatably connected to the other end of the connecting piece (5), and a limiting piece which is used for limiting the vertical rod (8) to move in the vertical direction, wherein the vertical rod (8) is connected to one end, far away from the handle (6), of the connecting piece (7), the other end of the vertical rod (8) is connected to the mounting plate (2), and the plane of the rotating handle (6) is parallel to the plane of the axis of the vertical rod (8.

3. The circuit board testing aid of claim 2, wherein: the limiting part is a sliding cylinder (9) which is connected with the fixing frame (4) and is vertically arranged, and the vertical rod (8) is connected with the sliding cylinder (9) in a sliding mode.

4. The circuit board testing aid of claim 1, wherein: the horizontal fixing assembly comprises two groups of horizontal fixing parts arranged on two sides of the workbench (1), the two groups of horizontal fixing parts are arranged oppositely, the horizontal fixing parts comprise horizontal pushing plates (10) used for pushing the circuit board to move, sliding rods (11) which are connected with the horizontal pushing plates (10) in a sliding mode and used for limiting the moving direction of the pushing plates, and the sliding rods (11) are perpendicular to the pushing plates.

5. The circuit board testing aid of claim 4, wherein: one side that mounting panel (2) were kept away from in horizontal catch plate (10) is connected with the drive part that is used for fixed horizontal catch plate (10), drive the part and include catch bar (12) of keeping away from circuit board one side fixed connection with horizontal catch plate (10), rotate rotation piece (13) of being connected with catch bar (12) other end mutually, rotate rotation piece (23) of being connected mutually with rotation piece (13), rotate pulling rod (14) of being connected with rotation piece (13), rotation piece (23) rotate with pulling rod (14) and are connected in the same one end of rotating piece (13).

6. The circuit board testing aid of claim 1, wherein: the mounting plate (2) is a transparent plate which is convenient for observing the alignment of the positioning nail (3) and the positioning hole of the circuit board.

7. The circuit board testing aid of claim 1, wherein: workstation (1) has seted up a plurality of length sliding tray (15) along its length direction, width sliding tray (16) have been seted up along its width direction in workstation (1), length sliding tray (15) sliding connection has length to promote piece (17), sliding connection has the width to promote piece (18) in width sliding tray (16), the width promotes piece (18) and length to promote piece (17) and promotes the central point that the circuit board placed workstation (1) in and puts, length promotes piece (17) and is connected with its length adjustment part that is close to each other or keeps away from of drive, two width promote piece (18) are connected with its width adjustment part that is close to each other or keeps away from of drive.

8. The circuit board testing aid of claim 7, wherein: the length pushing component comprises a length rotating rod in threaded connection with two length pushing blocks (17) and a first motor (19) for driving the length rotating rod to rotate, the length rotating rod comprises two length screw rods (20) which are coaxially and fixedly connected, and the two length pushing blocks (17) are respectively in threaded connection with one length screw rod (20); the distance between the joints of the two length pushing blocks (17) and the two length screw rods (20) is equal; the width pushing component comprises width rotating rods in threaded connection with the two width pushing blocks (18) and a second motor (21) for driving the width rotating rods to rotate, the width rotating rods comprise two width screw rods (22) which are coaxially and fixedly connected, and the two width pushing blocks (18) are respectively in threaded connection with one width screw rod (22); the distance between the two width pushing blocks (18) and the connection part of the two width screw rods (22) is equal; the length rotating rods and the width rotating rods are arranged in a staggered mode; the height of the length pushing block (17) in the vertical direction is higher than that of the width rotating rod.