CN213880427U

CN213880427U - Printed wiring board debugging device

Info

Publication number: CN213880427U
Application number: CN202022920727.5U
Authority: CN
Inventors: 吴�民
Original assignee: Hangzhou Tianfeng Electronics Co ltd
Current assignee: Hangzhou Tianfeng Electronics Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-08-03
Anticipated expiration: 2030-12-09

Abstract

The utility model discloses a printed wiring board debugging device aims at providing a printed wiring board debugging device who places the circuit board. It includes the chassis, and the top surface of chassis is equipped with the card spout that runs through the front and back side, and the chassis is equipped with the card post, and the card post has two and the structure unanimous, and the front end of chassis is arranged in to one of them card post, and the rear end of chassis is arranged in to another card post, and the card post includes draw-in block, bracing piece and card latch fitting, and in draw-in block arranged the card spout, draw-in block and chassis sliding connection, the lower extreme and the draw-in block of bracing piece are connected, and the upper end and the card latch fitting of bracing piece are connected. The utility model has the advantages that: the installation card post in the card spout of chassis, the card post is connected gradually by card slider, bracing piece and card latch fitting and is formed, and the card slider slides in the card spout, and the bracing piece pulls card slider card fixed on the card spout, goes up the clamp splice and folds the chucking with clamp splice down through the connection cooperation of screw rod and screw hole, and this kind of structure has reached the effect of placing the circuit board.

Description

Printed wiring board debugging device

Technical Field

The utility model belongs to the technical field of the relevant technique of manufacturing and specifically relates to a printed wiring board debugging device.

Background

Printed circuit boards, also known as printed circuit boards, are important electronic components, support bodies for electronic components, and carriers for electrical connection of electronic components. It is called "printed" circuit board because it is made by electronic printing, and the printed circuit board is composed of insulating base plate, connecting wire and welding pad for assembling and welding electronic element, and has double functions of conducting wire and insulating base plate. The circuit can replace complex wiring to realize electrical connection among elements in the circuit, thereby simplifying the assembly and welding work of electronic products, reducing the wiring workload in the traditional mode and greatly lightening the labor intensity of workers; and the volume of the whole machine is reduced, the product cost is reduced, and the quality and the reliability of the electronic equipment are improved. The printed circuit board has good product consistency, can adopt standardized design, and is beneficial to realizing mechanization and automation in the production process. Meanwhile, the whole printed circuit board subjected to assembly and debugging can be used as an independent spare part, so that the exchange and maintenance of the whole product are facilitated. At present, printed wiring boards have been used very widely in the manufacture of electronic products.

The earliest printed wiring boards used paper-based copper-clad printed boards. Since the advent of semiconductor transistors in the 50's of the 20 th century, the demand for printed boards has risen dramatically. Particularly, due to rapid development and wide application of integrated circuits, electronic devices are smaller and smaller, and the circuit wiring density and difficulty are higher and higher, which requires continuous updating of printed boards. At present, the variety of the printed board is developed from a single-sided board to a double-sided board, a multilayer board and a flexible board; the structure and quality have also been developed to ultra-high density, miniaturization, and high reliability; new design methods, design articles, board making materials and board making processes are emerging continuously. In recent years, application software of various Computer Aided Design (CAD) printed wiring boards has been popularized and popularized in the industry, and in specialized printed wiring board manufacturers, the manual operation has been completely replaced by the mechanical and automatic production.

The circuit board needs stable support when debugging to convenient debugging, especially the place that the circuit board more need place when the maintenance, in case with other electronic component contact lead to the short circuit or by static shock damage, but the device that the circuit board of multiple size scatters can be placed to the needle at present is few.

SUMMERY OF THE UTILITY MODEL

The utility model relates to a do not have the fixed local not enough of placing the circuit board when overcoming among the prior art debugging or maintenance circuit board, provide a printed wiring board debugging device of placing the circuit board.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a printed wiring board debugging device, includes the chassis, the top surface of chassis is equipped with the card spout that runs through the front and back side, the chassis be equipped with the card post, the card post have two and the structure unanimous, the front end of chassis is arranged in to one of them card post, the rear end of chassis is arranged in to another card post, the card post include draw-in block piece, bracing piece and card latch fitting, draw-in block piece arrange the card spout in, draw-in block piece and chassis sliding connection, the lower extreme and the draw-in block piece of bracing piece are connected, the upper end and the card latch fitting of bracing piece are connected.

Be equipped with card spout and two card posts on the chassis top surface, the card post comprises the card slider, bracing piece and card latch fitting and connects gradually from the end to the top, the card slider arrange in the card spout and with card spout sliding connection, the bracing piece can fix the card slider in the card spout through the effect with the card slider, the circuit board is fixed to card latch fitting ability chucking, the circuit board can convenient and reliable place so that debugging or maintenance.

Preferably, the clamping sliding block comprises a first sliding body and a second sliding body, the first sliding body is fixedly connected to the top surface of the second sliding body, the left length and the right length of the first sliding body are smaller than the left length and the right length of the second sliding body, the clamping sliding groove comprises a first groove and a second groove, the first groove is arranged on the top surface of the bottom frame, the second groove is arranged below the first groove and communicated with the first groove, the width of the first groove is smaller than the width of the second groove, the second sliding body is arranged in the second groove, the first sliding body is arranged in the first groove, the clamping sliding block is provided with a through hole penetrating through the top surface of the first sliding body and the top surface of the second sliding body, and the lower end of the supporting rod is connected with the through hole. And under the pulling action of the supporting rod, the second sliding body is contacted with and clamped with the second groove.

Preferably, the lower end of the supporting rod is provided with a first thread, the clamping sliding block is provided with a second thread in the through hole, the direction of the first thread is the same as that of the second thread, and the supporting rod is connected with the through hole through the matching of the first thread and the second thread. The support rod pulls the clamping slide block through the matching of the first thread and the second thread.

Preferably, the latch piece include clamp splice and lower clamp splice, fixedly connected with screw rod on the bottom surface of last clamp splice, be equipped with the screw hole on the top surface of clamp splice down, the screw rod be connected with the screw hole, the lower extreme of lower clamping piece and the upper end fixed connection of bracing piece. The upper clamping piece and the lower clamping piece are combined and clamped tightly through the connection and matching of the screw rod and the threaded hole.

Preferably, the direction of the screw thread on the screw and the direction of the screw thread II are both the same as the screw thread I. The supporting rod and the clamping slide block as well as the screw rod of the upper clamping block and the threaded hole of the lower clamping block are screwed or loosened in the same rotating direction.

Preferably, two ends of the second groove are fixedly connected with clamping blocks, and the clamping blocks are arranged on the bottom surface of the second groove. The clamping block prevents the clamping column from separating from the underframe.

The utility model has the advantages that: the chassis top surface sets up the card spout, installs the card post in the card spout, and the card post is connected gradually by the card slider, bracing piece and card latch fitting spare and constitutes, and the card slider slides in the card spout and changes the distance of card post, and the bracing piece pulls the card slider card through the cooperation of screw thread one and screw thread two to be fixed on the card spout, goes up the clamp splice and folds the chucking with the clamp splice down through the connection cooperation of screw rod and screw hole, and this kind of structure has reached the effect of placing the circuit board.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an exploded view of fig. 1.

In the figure: 1. the clamping device comprises a base frame, 2. a clamping sliding groove, 3. a clamping column, 4. a clamping sliding block, 5. a supporting rod, 6. a clamping locking piece, 7. a sliding body I, 8. a sliding body II, 9. a groove I, 10. a groove II, 11. a through hole, 12. a thread I, 13. a thread II, 14. an upper clamping block, 15. a lower clamping block, 16. a screw rod, 17. a threaded hole and 18. a clamping block.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description.

In the embodiment of fig. 1, a printed circuit board debugging device, including chassis 1, the top surface of chassis 1 is equipped with the card spout 2 that runs through the front and back side, chassis 1 is equipped with card post 3, card post 3 has two and the structure is unanimous, chassis 1's front end is arranged in to one of them card post 3, chassis 1's rear end is arranged in to another card post 3, card post 3 includes card slider 4, bracing piece 5 and card latch fitting piece 6, card slider 4 arranges in card spout 2, card slider 4 and chassis 1 sliding connection, the lower extreme and the card slider 4 of bracing piece 5 are connected, the upper end and the card latch fitting piece 6 of bracing piece 5 are connected. As shown in fig. 2, the card sliding block 4 includes a first sliding body 7 and a second sliding body 8, the first sliding body 7 is fixedly connected to the top surface of the second sliding body 8, the left and right length of the first sliding body 7 is smaller than the left and right length of the second sliding body 8, the card sliding slot 2 includes a first slot 9 and a second slot 10, the first slot 9 is disposed on the top surface of the chassis 1, the second slot 10 is disposed below the first slot 9 and is communicated with the first slot 9, the width of the first slot 9 is smaller than the width of the second slot 10, the second sliding body 8 is disposed in the second slot 10, the first sliding body 7 is disposed in the first slot 9, the card sliding block 4 is provided with a through hole 11 penetrating through the top surface of the first sliding body 7 and the top surface of the second sliding body 8, and the lower end of the support rod 5 is connected with the through hole 11. The lower end of the supporting rod 5 is provided with a first thread 12, the clamping slide block 4 is provided with a second thread 13 in the through hole 11, the direction of the first thread 12 is the same as that of the second thread 13, and the supporting rod 5 is connected with the through hole 11 through the matching of the first thread 12 and the second thread 13. The clamping and locking piece 6 comprises an upper clamping block 14 and a lower clamping block 15, a screw rod 16 is fixedly connected to the bottom surface of the upper clamping block 14, a threaded hole 17 is formed in the top surface of the lower clamping block 15, the screw rod 16 is connected with the threaded hole 17, and the lower end of the lower clamping piece is fixedly connected with the upper end of the supporting rod 5. The direction of the threads on the screw 16 and the direction of the second threads 13 are the same as the first threads 12. Two ends of the second groove 10 are fixedly connected with clamping blocks 18, and the clamping blocks 18 are arranged on the bottom surface of the second groove 10.

As shown in fig. 1 and 2, the chassis 1 is a square body, the top surface of the chassis 1 is provided with a T-shaped card sliding groove 2 penetrating through the front and rear sides in an inverted manner, the upper part of the card sliding groove 2 is provided with a groove one 9, the lower part of the card sliding groove 2 is provided with a groove two 10, two ends of the card sliding groove 2 are provided with two card posts 3, each card post 3 is composed of a card sliding block 4, a support rod 5 and a card locking piece 6, the card sliding block 4 is arranged in the card sliding groove 2, the shape of the card sliding block 4 is the same as that of the card sliding groove 2, the support rod 5 is arranged above the card sliding block 4, the upper end of the support rod 5 is provided with a thread one 12, the card sliding block 4 is provided with a through hole 11 penetrating through the upper and lower surfaces, the through hole 11 is provided with a thread two 13, the lower end of a screw rod 16 is connected with the through hole 11 and can be contacted with the bottom of the card sliding groove 2, the card locking piece 6 comprises an upper clamping block 14 and a lower clamping block 15, the bottom of the upper clamping block 14 is provided with a screw rod 16, the top surface of the lower clamping block 15 is provided with a threaded hole 17, and the upper clamping block 14 is arranged on the lower clamping block 15 through a screw 16 and the threaded hole 17 in a matching way.

Claims

1. The utility model provides a printed wiring board debugging device, characterized by, includes chassis (1), the top surface of chassis (1) is equipped with card spout (2) that run through the front and back side, chassis (1) be equipped with card post (3), card post (3) have two and the structure unanimous, the front end of chassis (1) is arranged in one of them card post (3), the rear end of chassis (1) is arranged in another card post (3), card post (3) including card slider (4), bracing piece (5) and card latch fitting spare (6), card slider (4) arrange in card spout (2), card slider (4) and chassis (1) sliding connection, the lower extreme and the card slider (4) of bracing piece (5) are connected, the upper end and the card latch fitting spare (6) of bracing piece (5) are connected.

2. The printed circuit board debugging device of claim 1, wherein the card slider (4) comprises a first slider (7) and a second slider (8), the first slider (7) is fixedly connected to the top surface of the second slider (8), the left and right length of the first slider (7) is smaller than the left and right length of the second slider (8), the card sliding chute (2) comprises a first slot (9) and a second slot (10), the first slot (9) is arranged on the top surface of the chassis (1), the second slot (10) is arranged below the first slot (9) and communicated with the first slot (9), the width of the first slot (9) is smaller than the width of the second slot (10), the second slider (8) is arranged in the second slot (10), the first slider (7) is arranged in the first slot (9), and the card slider (4) is provided with a through hole which penetrates through the top surfaces of the first slider (7) and the second slider (8), the lower end of the supporting rod (5) is connected with the through hole (11).

3. The printed circuit board debugging device of claim 2, wherein a first thread (12) is arranged at the lower end of the supporting rod (5), a second thread (13) is arranged on the clamping sliding block (4) and in the through hole (11), the direction of the first thread (12) is the same as that of the second thread (13), and the supporting rod (5) is connected with the through hole (11) through matching of the first thread (12) and the second thread (13).

4. The printed circuit board debugging device of claim 3, wherein the locking piece (6) comprises an upper clamping block (14) and a lower clamping block (15), a screw rod (16) is fixedly connected to the bottom surface of the upper clamping block (14), a threaded hole (17) is formed in the top surface of the lower clamping block (15), the screw rod (16) is connected with the threaded hole (17), and the lower end of the lower clamping block (15) is fixedly connected with the upper end of the support rod (5).

5. The printed circuit board debugging device of claim 4, wherein the direction of the thread on the screw rod (16) and the direction of the second thread (13) are the same as the first thread (12).

6. The printed circuit board debugging device of claim 2, wherein two ends of the second groove (10) are fixedly connected with clamping blocks (18), and the clamping blocks (18) are arranged on the bottom surface of the second groove (10).