CN219831301U

CN219831301U - PCB vacuum test flip machine

Info

Publication number: CN219831301U
Application number: CN202320745168.XU
Authority: CN
Inventors: 陈利; 刘成云; 廖达港; 梁建富
Original assignee: Shenzhen Toreda Electronic Co ltd
Current assignee: Shenzhen Toreda Electronic Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-10-13
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a flip machine for vacuum testing of a PCB, which comprises a fixed frame, wherein an adjusting piece is fixedly arranged on the fixed frame, and a flip device for the flip PCB vacuum testing machine is fixedly arranged on the adjusting piece. The flip machine adopts the flip device with the telescopic function to open the upper cover by overcoming the negative pressure adsorption force of the PCB vacuum testing machine under the action of the driving force of the driving machine, thereby saving time, labor and being efficient.

Description

PCB vacuum test flip machine

Technical Field

The utility model relates to the field of PCB vacuum test equipment preparation, in particular to a flip machine for PCB vacuum test.

Background

After some high-end and highly integrated PCB production is taken off line, some columns of function tests are carried out, wherein the vacuum tests comprise vacuum tests, and the PCB vacuum tester used comprises a base 420 and an upper cover 410, and the base 420 and the upper cover 410 are connected through a hinge 401 as shown in fig. 9 and 10; the PCB to be tested is placed in the test cavity 402 formed by the base 420 and the flip 410. After the vacuum test, the inner cavity 402 of the vacuum tester is in a negative pressure state, so that the vacuum tester has strong adsorption force, and the difficulty of manually opening the upper cover 410 is high, and the time and the labor are wasted.

Disclosure of Invention

Based on the above problems, the utility model aims to provide a PCB vacuum test flip machine which saves time, labor and opens an upper cover rapidly and efficiently.

The technical scheme of the utility model is as follows:

the utility model provides a PCB board vacuum test flip machine, this flip machine includes the mount, fixed mounting has the regulating part on the mount on the regulating part fixed mounting is used for opening or closing the flip device of PCB board vacuum test machine.

In one embodiment, in the flip machine for vacuum testing of PCB boards, the adjusting member comprises a fixing plate, a guide rail, a slide plate, a fine adjustment handle, an adjusting rod and a hinge buckle; the fixing plate is arranged on the fixing frame; the guide rail is arranged on the fixed plate; the slide plate is matched on the guide rail in a matched mode and can move relative to the guide rail; the hinge buckle is fixedly arranged on the sliding plate, and the flip device is fixedly connected with the hinge buckle; the adjusting rod is rotatably and movably arranged on the fixed plate through a bearing and is arranged in parallel with the guide rail; the fine adjustment handle is arranged at one end of the adjusting rod, and the other end of the adjusting rod penetrates through the sliding plate and is in threaded movable connection with the sliding plate.

In one embodiment, in the flip machine for vacuum testing of a PCB, the adjusting member further includes a locking lever structure, and the locking lever structure includes a locking seat and a locking handle; the locking seat is fixed on the fixed plate, and the adjusting rod transversely passes through the locking seat; the locking handle is arranged on the locking seat.

In one embodiment, in the flip cover machine for vacuum testing of a PCB board, the flip cover device includes a base plate, a driving machine, a telescopic member and a gripper; the driving machine and the telescopic piece are fixedly arranged on the bottom plate, and the driving machine drives the telescopic piece to extend or shorten; the bottom plate is arranged on the sliding plate through the hinge buckle; the tongs are installed at the front end of the telescopic piece.

In one embodiment, in the flip machine for vacuum testing of the PCB, a red-shaped collimator is arranged on the sliding plate.

According to the flip cover machine for the PCB vacuum test, the flip cover device with the telescopic function is adopted to open the upper cover by overcoming the negative pressure adsorption force of the PCB vacuum test machine under the action of the driving force of the driving machine, so that time, labor and efficiency are saved.

Drawings

Fig. 1 is a schematic diagram of an initial state structure of a flip machine for vacuum testing of a PCB board;

FIG. 2 is a schematic diagram of a structure of a flip machine for vacuum testing of a PCB board;

fig. 3 is a schematic diagram of an initial state partial enlarged structure of a flip machine for vacuum testing of a PCB board;

FIG. 4 is a schematic structural view of an adjusting member;

FIG. 5 is a schematic view of a portion of the structure of the adjusting member;

FIG. 6 is a schematic view of a locking seat;

FIG. 7 is a schematic view of the structure of the lock handle;

FIG. 8 is a schematic diagram of a flip device;

FIG. 9 is a schematic view of an initial structure of a PCB vacuum tester;

fig. 10 is a schematic diagram of a structure of a flip cover of the vacuum tester for PCB boards.

Detailed Description

The preferred embodiments of the present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, the flip machine for vacuum testing of a PCB board provided by the present utility model includes a fixing frame 100, wherein the fixing frame 100 has a door frame structure, and includes two fixing brackets 110 and a cross beam 120. When in use, the bottom ends of the two fixing brackets 110 of the fixing frame 100 are respectively and fixedly arranged on two sides of a base table 300 with a certain counterweight, the PCB vacuum tester 400 is fixedly arranged on the upper surface of the base table 300, and the cross beam 120 at the upper end of the fixing frame 100 is suspended above the PCB vacuum tester 400, and the two ends of the cross beam are fixed on the fixing brackets 110. An adjusting member 500 is fixedly installed on the cross beam 120 of the fixing frame 100, and a flip device 200 for the flip PCB vacuum tester 400 is fixedly installed on the adjusting member 500.

Specifically, as shown in fig. 4 and 5, the adjusting member 500 includes a fixing plate 510, a guide rail 520, a sliding plate 530, a fine adjustment handle 550, an adjusting lever 540, and a hinge buckle 531. The fixing plate 510 is a square plate, and the fixing plate 510 is fixedly mounted on the beam 120 of the fixing frame 100. In this embodiment, the number of the guide rails 520 is two, the two guide rails 520 are arranged on the lower surface of the fixing plate 510 in parallel at intervals, two sliding blocks 532 are arranged on the upper surface of the sliding plate 530, the two sliding blocks 532 are fit and sleeved on the two guide rails 520, and the sliding plate 530 can move left and right relative to the guide rails 520 through the two sliding blocks 532. Hinge buckle 531 is fixedly installed on the lower surface of slide plate 530, and flip device 200 is fixedly connected with hinge buckle 530. The two ends of the adjusting rod 540 are respectively sleeved into two bearing seats 541 arranged on the fixing plate 510, and the adjusting rod 540 is arranged between the two guide rails 520 and parallel to the guide rails 520. The adjusting lever 540 is rotatably and movably mounted on the fixing plate 510 through a bearing housing 541. The fine tuning handle 550 is installed at one end of the adjusting rod 540, and the other end of the adjusting rod 540 passes through the sliding plate 530 and is in threaded movable connection with the threaded seat 533 on the upper surface of the sliding plate 530, that is, by rotating the adjusting rod 540, the threaded seat 53 drives the sliding plate 530 to move left and right along the guide rail 520 in a threaded stroke manner relative to the adjusting rod 540.

As shown in fig. 4 to 7, in order to prevent the adjustment lever 540 from being rotated at will, the adjustment member 500 further includes a locking lever structure 570, and the locking lever structure 570 includes a locking seat 571 and a locking handle 572. The locking seat 571 is of a block-shaped structure, a gap 5710 is formed along the longitudinal direction, and the gap distance is 2-5 mm; the gap 5710 divides the lock seat 571 into a fixed portion 5711 and a movable portion 5712, screw holes 5713 are provided in the fixed portion 5711 and the movable portion 5712, an adjustment through hole 5714 is provided between the fixed portion 5711 and the movable portion 5712, and the aperture of the adjustment through hole 5714 is slightly smaller than the diameter of the adjustment lever 540. The locking handle 572 is in a sickle-like configuration, including a locking bolt 5722 and a handle 5721. During installation, the locking seat 571 is fixed on the lower surface of the fixing plate 510 through the fixing portion 5711, meanwhile, the adjusting rod 540 passes through the adjusting through hole 5714, then the locking bolt 5722 of the locking handle 572 is adapted to be screwed into the threaded hole 5713, the locking handle 572 is manually locked, and the locking bolt 5722 is screwed or loosened to adjust the distance of the gap 5710, so that the adjusting rod 540 can achieve two states of locking or rotating.

As shown in fig. 1 to 4 and 8, the flip cover assembly 200 includes a base plate 210, a driving machine 220, a telescopic member, and a grip 250; wherein the telescoping member includes a fixed tube 230 and a telescoping rod 240 disposed in the fixed tube 230. In this embodiment, the driving machine 220 is a pneumatic driving machine, and the fixing tube 230 is a pneumatic cylinder. The base plate 210 has a block structure, and a connection hinge 210 is provided on an upper surface thereof, and the connection hinge 210 is screw-fastened to a hinge buckle 531 of the adjusting member 500 by a pin 212. The pneumatic driver 220 and the pneumatic cylinder 230 are fixedly disposed on the lower surface of the base plate 220, respectively, and the driver 210 drives the telescopic rod 240 disposed in the pneumatic cylinder 230 to extend or retract; a grip 250 is mounted at the front end of the telescopic link 240.

Preferably, as shown in FIGS. 1, 3 and 4, the adjustment member 500 further includes a red collimator 560 disposed on the sled 530. The infrared collimator 560 emits infrared rays 561 coincident with the central axes of the telescopic stem 240 and the grip 250 to align with the standard line 412 in the middle of the lifting lever 411 of the upper cover 410 of the PCB vacuum tester 400. In this way, the grip is ensured to be positioned in the middle of the lifting rod 411, so that when the grip pulls the upper cover 410, the pulling forces of the two sides of the upper cover 410 are balanced, and the upper cover 410 is protected.

The operation flow is as follows:

1. unscrewing the pin 212, adjusting the angle between the telescopic rod 240 and the upper cover 410 of the PCB vacuum tester 400, locking the pin 212 after completion, and enabling the grip 250 to grip the upper cover handle 411;

2. opening the infrared collimator 560, emitting infrared rays 561, and adjusting an angle between the infrared collimator 560 and the upper cover 410 of the PCB vacuum testing machine 400;

3. the folding handle 550 is manually adjusted, the front end grip 250 of the telescopic rod 240 is adjusted, and the infrared ray 261 is aligned with the central scale line 412 on the handle 411 of the upper cover 410;

4. the air pressure type driving machine 220 is started, the telescopic rod 240 is pulled to retract into the air pressure cylinder 230, the upper cover 410 is opened, or the telescopic rod 240 is driven to extend out of the air pressure cylinder 230, and the upper cover 410 is covered.

It is to be understood that the foregoing description of the preferred embodiments of the utility model is not to be considered as limiting the scope of the utility model, which is defined by the appended claims.

Claims

1. The flip machine for the PCB vacuum test is characterized by comprising a fixed frame, wherein an adjusting piece is fixedly arranged on the fixed frame, a flip device for opening or closing the PCB vacuum test is fixedly arranged on the adjusting piece, and the adjusting piece comprises a fixed plate, a guide rail, a sliding plate, a fine-tuning handle, an adjusting rod and a hinge buckle; the fixing plate is arranged on the fixing frame; the guide rail is arranged on the fixed plate; the slide plate is matched on the guide rail in a matched mode and can move relative to the guide rail; the hinge buckle is fixedly arranged on the sliding plate, and the flip device is fixedly connected with the hinge buckle; the adjusting rod is rotatably and movably arranged on the fixed plate through a bearing and is arranged in parallel with the guide rail; the fine adjustment handle is arranged at one end of the adjusting rod, and the other end of the adjusting rod penetrates through the sliding plate and is in threaded movable connection with the sliding plate.

2. The flip machine for vacuum testing of PCBs of claim 1, wherein the adjusting member further comprises a locking bar structure comprising a locking seat and a locking handle; the locking seat is fixed on the fixed plate, and the adjusting rod transversely passes through the locking seat; the locking handle is arranged on the locking seat.

3. The PCB vacuum testing flip machine of claim 1, wherein the flip device includes a base plate, a drive machine, a telescoping member, and a gripper; the driving machine and the telescopic piece are fixedly arranged on the bottom plate, and the driving machine drives the telescopic piece to extend or shorten; the bottom plate is arranged on the sliding plate through the hinge buckle; the tongs are installed at the front end of the telescopic piece.

4. A vacuum testing flip top machine for PCB boards as claimed in claim 3, wherein a red collimator is provided on the slide plate.