CN220455377U

CN220455377U - Keyboard PCBA subassembly test rack

Info

Publication number: CN220455377U
Application number: CN202321893051.2U
Authority: CN
Inventors: 杨永生
Original assignee: Shenzhen Huayianxiang Electronic Co ltd
Current assignee: Shenzhen Huayianxiang Electronic Co ltd
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2024-02-06
Anticipated expiration: 2033-07-19

Abstract

The utility model belongs to the technical field of printed circuit boards, in particular to a keyboard PCBA component test frame which comprises a workbench and a supporting device, wherein a detector is fixedly connected to the upper surface of the workbench, and a detection pen is inserted into the inner wall of the detector; the upper surface of the workbench is provided with a supporting device, the supporting device comprises a placing plate, the bottom end of the placing plate is fixedly connected with the upper surface of the workbench, the inner wall of the placing plate is slidably connected with two sliding plates, the side wall of each sliding plate is fixedly connected with a limiting block, the limiting block is positioned on the side wall of the placing plate, the side wall of the detector is provided with a limiting device, the limiting device comprises a supporting plate, the side wall of the supporting plate is fixedly connected with the side wall of the detector, and the inner wall of the supporting plate is slidably connected with a sliding block; through setting up board, slide and splint can support circuit board and fixed circuit board to a certain extent, the spring also can let splint fix different circuit boards simultaneously, reduces the condition that some circuit boards can't be fixed and detected.

Description

Keyboard PCBA subassembly test rack

Technical Field

The utility model relates to the technical field of printed circuit boards, in particular to a keyboard PCBA component test frame.

Background

The name of PCB is printed circuit board, also called printed circuit board, which is an important electronic component, is a supporting body, and is the electrical interconnection of electronic components. Since it is made using electronic printing, it is called "printing"; the earliest printed wiring boards were paper-based copper-clad printed boards.

One Chinese patent of Chinese patent application CN207817148U discloses a keyboard PCBA assembly test rack, and the technical scheme main points thereof are: through setting up the setting of tact switch, can carry out quick replacement to the clamp plate, the setting of PCBA subassembly mould and mounting panel can change PCBA subassembly mould, is applicable to different PCBA subassemblies and carries out fixed measurement; the ultrasonic sensor detects the distance of the pressure plate from the PCBA assembly die, the downward movement amount of the air pressure rod is intelligently and accurately controlled, the excessive damage of the pressing force of the thimble and the PCBA assembly is avoided, whether the air pressure rod is restored to the original position after shrinkage can be detected, and the air pressure rod is prevented from being used for a long time with low precision.

With respect to the above and related art, the inventors believe that there are often the following drawbacks: when the keyboard is inspected, a circuit board is required to be installed in the keyboard, the circuit board is required to be placed on the detection platform for detection before the circuit board is installed, and the problem that the circuit boards with different specifications cannot be supported and fixed is likely to occur when the circuit boards with different specifications are detected because the sizes of the supporting parts on most detection platforms are relatively fixed; accordingly, a keyboard PCBA component test rack is proposed that addresses the above-described issues.

Disclosure of Invention

In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a keyboard PCBA component test frame which comprises a workbench and a supporting device, wherein a detector is fixedly connected to the upper surface of the workbench, and a detection pen is inserted into the inner wall of the detector; the upper surface of workstation is equipped with strutting arrangement, strutting arrangement is including placing the board, place the bottom and the workstation upper surface fixed connection of board, the inner wall sliding connection who places the board has two slides, the lateral wall fixedly connected with stopper of slide, the stopper is located the lateral wall of placing the board, the upper surface fixed connection of slide has splint, and the slide also can drive splint and slide, and the splint slides to the suitable position after putting the circuit board on the splint surface, can support the circuit board to a certain extent through setting up slide and splint.

Preferably, the bottom fixedly connected with dog of slide, the dog is located the lateral wall of placing the board, and the dog is placing the board lateral wall and is sliding, and the dog can restrict the slide and place the inboard position of board.

Preferably, the lateral wall fixedly connected with kicking block of placing the board, the lateral wall rotation of slide is connected with the supporting wheel, and the supporting wheel also can roll at the workstation upper surface, can support the slide removal to a certain extent through setting up the supporting wheel.

Preferably, two spouts have been seted up on the surface of placing the board, spout inner wall and slide surface sliding connection of placing the board, the fixed surface of stopper and kicking block is connected with the spring, loosens the slide spring and can rebound, and spring drive stopper and slide slip, slide can drive the slide through setting up the spring and remove in the spout to let the slide can adapt to the circuit board.

Preferably, the lateral wall of detector is equipped with stop device, stop device includes the backup pad, the lateral wall and the detector lateral wall fixed connection of backup pad, the inner wall sliding connection of backup pad has the slider, the lateral wall of slider rotates and is connected with places the wheel, place the wheel and be located the surface that detects the pen, after placing the wheel and remove suitable position, place the detection pen and place the wheel surface, can support the detection pen to a certain extent through setting up backup pad, slider and placing the wheel.

Preferably, the standing groove has been seted up on the surface of backup pad, the standing groove inner wall sliding connection of slider surface and backup pad, the internal surface rotation of backup pad is connected with the threaded rod, the surface and the slider inner wall threaded connection of threaded rod, stop rotating the threaded rod after the slider slides suitable position, can remove the slider position through setting up the threaded rod, also can restrict the slider position.

The utility model has the advantages that:

1. when the circuit board is required to be detected, the sliding plate is pushed to drive the clamping plate, the limiting block and the stop block to slide, the sliding plate also slides on the inner wall of the chute for placing the board when sliding, the stop block can drive the spring on the top block to stretch when moving, the supporting wheel can also be driven to roll on the surface of the workbench when moving, the circuit board is placed at a proper position after the clamping plate moves to a proper position, the sliding plate spring is loosened to rebound, the limiting block, the sliding plate and the clamping plate are driven to slide by the spring, the circuit board is clamped by the clamping plate, the circuit board and the fixed circuit board can be supported to a certain extent by the placing plate, the sliding plate and the clamping plate, and meanwhile, the spring can also enable the clamping plate to fix different circuit boards, so that the condition that part of the circuit board cannot be fixedly detected is reduced.

2. When the detection pen is required to be used, the threaded rod is rotated to enable the threaded rod to rotate on the inner walls of the supporting plate and the sliding block, the sliding block can slide on the inner wall of the placing groove of the supporting plate, the placing wheel is driven to move when the sliding block slides, the detection pen is placed on the surface of the placing wheel after the placing wheel moves to a proper position, the detection pen can be supported by the placing wheel, a data line on the detection pen is prevented from being dragged on the surface of the workbench, and the situation of interference in operation can be reduced.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic perspective view of a table in a keyboard PCBA assembly test rack;

FIG. 2 is a schematic view of a portion of a support assembly of a keyboard PCBA assembly in a test stand;

FIG. 3 is a schematic side view of a table in a keyboard PCBA assembly test rack;

fig. 4 is a schematic diagram of the structure of the keyboard PCBA assembly test rack at a point a in fig. 3.

In the figure: 1. a work table; 2. a detector; 3. a detection pen; 4. a support device; 41. placing a plate; 42. a slide plate; 43. a limiting block; 44. a clamping plate; 45. a stop block; 46. a support wheel; 47. a top block; 48. a chute; 49. a spring; 5. a limiting device; 51. a support plate; 52. a slide block; 53. placing wheels; 54. a placement groove; 55. a threaded rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a keyboard PCBA component testing frame comprises a workbench 1 and a supporting device 4, wherein a detector 2 is fixedly connected to the upper surface of the workbench 1, and a detection pen 3 is inserted into the inner wall of the detector 2; the upper surface of the workbench 1 is provided with a supporting device 4, the supporting device 4 comprises a placing plate 41, the bottom end of the placing plate 41 is fixedly connected with the upper surface of the workbench 1, the inner wall of the placing plate 41 is slidably connected with two sliding plates 42, the side wall of each sliding plate 42 is fixedly connected with a limiting block 43, the limiting block 43 is positioned on the side wall of the placing plate 41, and the upper surface of each sliding plate 42 is fixedly connected with a clamping plate 44; when the circuit board is in operation, the sliding plate 42 is pushed to enable the sliding plate 42 to slide on the inner wall of the placing plate 41, the limiting block 43 is driven to slide when the sliding plate 42 slides, the clamping plate 44 is also driven to slide by the sliding plate 42, the circuit board is placed on the surface of the clamping plate 44 after the clamping plate 44 slides to a proper position, and the circuit board can be supported to a certain extent through the arrangement of the sliding plate 42 and the clamping plate 44.

The bottom end of the sliding plate 42 is fixedly connected with a stop block 45, and the stop block 45 is positioned on the side wall of the placing plate 41; in operation, the sliding plate 42 will drive the stop block 45 to slide when sliding, the stop block 45 slides on the side wall of the placement plate 41, and the stop block 45 can limit the position of the sliding plate 42 in the placement plate 41.

The side wall of the placing plate 41 is fixedly connected with a top block 47, and the side wall of the sliding plate 42 is rotatably connected with a supporting wheel 46; in operation, the supporting wheel 46 is driven to rotate when the sliding plate 42 moves, the supporting wheel 46 rolls on the upper surface of the workbench 1, and the sliding plate 42 can be supported to move to a certain extent by arranging the supporting wheel 46.

Two sliding grooves 48 are formed in the surface of the placement plate 41, the inner wall of the sliding groove 48 of the placement plate 41 is connected with the surface of the sliding plate 42 in a sliding manner, and springs 49 are fixedly connected with the surfaces of the limiting block 43 and the top block 47; when the circuit board is placed at a proper position, the spring 49 is loosened to rebound, the spring 49 drives the limiting block 43 and the sliding plate 42 to slide in the sliding groove 48, the sliding plate 42 slides in the sliding groove 48, the sliding plate 42 can be driven to move through the spring 49, and therefore the sliding plate 42 can adapt to the circuit board.

The side wall of the detector 2 is provided with a limiting device 5, the limiting device 5 comprises a supporting plate 51, the side wall of the supporting plate 51 is fixedly connected with the side wall of the detector 2, the inner wall of the supporting plate 51 is slidably connected with a sliding block 52, the side wall of the sliding block 52 is rotatably connected with a placing wheel 53, and the placing wheel 53 is positioned on the surface of the detection pen 3; when the detection pen is in operation, the sliding block 52 is pushed to enable the sliding block 52 to slide in the supporting plate 51, the placing wheel 53 is driven to move when the sliding block 52 slides, the detection pen 3 is placed on the surface of the placing wheel 53 after the placing wheel 53 moves to a proper position, and the detection pen 3 can be supported to a certain extent through the supporting plate 51, the sliding block 52 and the placing wheel 53.

The surface of the supporting plate 51 is provided with a placing groove 54, the surface of the sliding block 52 is in sliding connection with the inner wall of the placing groove 54 of the supporting plate 51, the inner surface of the supporting plate 51 is rotationally connected with a threaded rod 55, and the outer surface of the threaded rod 55 is in threaded connection with the inner wall of the sliding block 52; in operation, rotating the threaded rod 55 causes the threaded rod 55 to rotate on the inner wall of the slider 52, the slider 52 slides in the placement groove 54, the slider 52 stops rotating the threaded rod 55 after sliding to a proper position, and the position of the slider 52 can be limited by arranging the threaded rod 55 to move the position of the slider 52.

When the circuit board is required to be detected, the sliding plate 42 is pushed to enable the sliding plate 42 to drive the clamping plate 44, the limiting block 43 and the stop block 45 to slide, the sliding plate 42 also slides on the inner wall of the sliding groove 48 of the placement plate 41, the stop block 45 can drive the spring 49 on the top block 47 to stretch when moving, the sliding plate 42 can drive the supporting wheel 46 to roll on the surface of the workbench 1, the circuit board is placed at a proper position after the clamping plate 44 moves to a proper position, the sliding plate 42 is loosened again to enable the spring 49 to drive the limiting block 43, the sliding plate 42 and the clamping plate 44 to slide, the clamping plate 44 clamps the circuit board, the placement plate 41, the sliding plate 42 and the clamping plate 44 are arranged to support the circuit board and the fixed circuit board to a certain extent, meanwhile, the spring 49 can enable the clamping plate 44 to fix different circuit boards, the condition that part of the circuit board cannot be fixedly detected is reduced, when the pen 3 is required to be used, the threaded rod 55 is rotated on the inner wall of the supporting plate 51 and the sliding block 52 can slide on the inner wall of the supporting groove 54, the sliding block 52 can drive the placing wheel 53 to move when the sliding plate 52 slides on the inner wall of the supporting groove 54 of the supporting plate 51, the placing wheel 53 can be placed on the surface of the supporting wheel 53 to move to the proper position to the pen 3, the pen 3 can not be placed on the surface of the supporting wheel 53 to prevent the pen 3 from being placed on the surface to be detected, and the pen 3 can not be placed on the surface to be detected by the surface to be detected.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The utility model provides a keyboard PCBA subassembly test frame, includes workstation (1) and strutting arrangement (4), the upper surface fixedly connected with detector (2) of workstation (1), the inner wall of detector (2) is inserted and is equipped with detection pen (3); the method is characterized in that: the upper surface of workstation (1) is equipped with strutting arrangement (4), strutting arrangement (4) are including placing board (41), the bottom of placing board (41) and workstation (1) upper surface fixed connection, the inner wall sliding connection who places board (41) has two slide (42), the lateral wall fixedly connected with stopper (43) of slide (42), stopper (43) are located the lateral wall of placing board (41), the upper surface fixedly connected with splint (44) of slide (42).

2. A keyboard PCBA component testing rack as defined in claim 1, wherein: the bottom end of the sliding plate (42) is fixedly connected with a stop block (45), and the stop block (45) is positioned on the side wall of the placing plate (41).

3. A keyboard PCBA component testing rack as defined in claim 1, wherein: the lateral wall fixedly connected with kicking block (47) of placing board (41), the lateral wall of slide (42) rotates and is connected with supporting wheel (46).

4. A keyboard PCBA component testing stand as defined in claim 2, wherein: two sliding grooves (48) are formed in the surface of the placement plate (41), the inner wall of the sliding groove (48) of the placement plate (41) is in sliding connection with the surface of the sliding plate (42), and springs (49) are fixedly connected with the surfaces of the limiting block (43) and the top block (47).

5. A keyboard PCBA component testing rack as defined in claim 1, wherein: the lateral wall of detector (2) is equipped with stop device (5), stop device (5) are including backup pad (51), the lateral wall of backup pad (51) and detector (2) lateral wall fixed connection, the inner wall sliding connection of backup pad (51) has slider (52), the lateral wall rotation of slider (52) is connected with places wheel (53), place wheel (53) and be located the surface of detecting pen (3).

6. A keyboard PCBA component testing stand as defined in claim 5, wherein: the surface of backup pad (51) has seted up standing groove (54), standing groove (54) inner wall sliding connection of slider (52) surface and backup pad (51), the internal surface rotation of backup pad (51) is connected with threaded rod (55), the surface and slider (52) inner wall threaded connection of threaded rod (55).