CN218698035U - PCB fixing device convenient to PCB detects - Google Patents

Abstract

The utility model relates to a PCB board check out test set technical field discloses a PCB board fixing device convenient to PCB board detects, the on-line screen storage device comprises a base, both sides all are provided with spout one, two around the top of base the equal sliding connection in inside left and right sides of spout one has a mounting panel, two the mounting panel leave one side fixedly connected with fixed plate, two mutually the top fixedly connected with motor one of fixed plate, the drive end fixedly connected with mount pad of motor one, the top left side of mount pad is provided with mounting groove one, the right side of mounting groove one is provided with spout two, the inside sliding connection of mounting groove one has movable frame one, bottom right side fixedly connected with slide bar one of movable frame one. The utility model discloses in, realized installing fixedly and carrying out the turn-over to the both sides of PCB board and detected, realized adjusting the distance between the anchor clamps according to the PCB board of different length.

Description

A PCB board fixing device convenient for PCB board detection

technical field

The utility model relates to the technical field of PCB board detection equipment, in particular to a PCB board fixing device which is convenient for PCB board detection.

Background technique

PCB board, also known as printed circuit board, is a provider of electrical connections for electronic components. PCB boards have developed from single-layer to double-sided boards, multi-layer boards and flexible boards, and are constantly moving towards high precision, high density and high reliability. Development, continuous reduction in size, cost reduction, and performance improvement enable printed circuit boards to maintain strong vitality in the development of future electronic products. The future development trend of printed circuit board manufacturing technology is to move toward high density, High precision, fine aperture, thin wire, small spacing, high reliability, multi-layer, high-speed transmission, light weight, and thin shape are developing in the direction of development. At present, inspections are required in the production process of PCB boards to check whether they are qualified. During detection, it needs to be fixed so that detection can be performed more conveniently.

Now it is used as a PCB board fixing device. Most of the PCB boards are fixed by pressing or clamping on the surface of the PCB board, which will easily cause the surface of the PCB board to be scratched by the fixture, resulting in the situation that the PCB board cannot be used. , at the same time, it is necessary to clamp the PCB board twice when testing the double-sided PCB board, which is troublesome to use, and the current detection device cannot adjust the distance between the fixtures according to the length of the PCB board, which has certain limitations , which reduces its practicability, so in view of the above deficiencies, a PCB board fixing device that is convenient for PCB board inspection is proposed.

Utility model content

The purpose of the utility model is to solve the shortcomings in the prior art, and propose a PCB board fixing device that is convenient for PCB board detection.

In order to achieve the above object, the utility model adopts the following technical scheme: a PCB board fixing device convenient for PCB board detection, including a base, the front and rear sides of the top of the base are provided with a chute one, two chute A mounting plate is slidably connected to the left and right sides of the inside of one, a fixed plate is fixedly connected to the side away from the two mounting plates, and a motor 1 is fixedly connected to the top of the two mounting plates, and the drive of the motor 1 The end is fixedly connected with a mounting base, the left side of the top of the mounting base is provided with a mounting groove 1, the right side of the mounting groove 1 is provided with a chute 2, and the inside of the mounting groove 1 is slidably connected with a movable frame 1, so The bottom right side of the movable frame one is fixedly connected with a slide bar one, the bottom right end of the movable frame one is fixedly connected with a rack plate one, the top right side of the mounting base is provided with a mounting groove two, and the mounting groove The left side of the second is provided with a chute three, the inside of the installation groove two is slidingly connected with the movable frame two, the left side of the bottom end of the movable frame two is fixedly connected with the slide bar two, the left bottom of the movable frame two The second rack plate is fixedly connected, the middle part of the bottom end of the mounting seat is fixedly connected to the second motor, the driving end of the second motor is fixedly connected to a gear, and the bottom ends of the front and rear sides of the mounting plate are provided with threaded holes. The front and rear sides of the base are provided with several perforations, and the inner threads of the threaded holes are connected with bolts, and the opposite sides of the two mounting plates are fixedly connected with two-way hydraulic cylinders at the bottoms of the front and rear ends, and the two Springs are fixedly connected to the front and back ends of the opposite side of the mounting plate.

As a further description of the above technical solution:

The bottom end of the first slide bar is slidably connected to the inside of the second chute, and the bottom end of the second slide bar is slidably connected to the inside of the third chute.

As a further description of the above technical solution:

The right side of the rack plate 1 is meshingly connected to the outside of the gear, and the left side of the rack plate 2 is meshingly connected to the outside of the gear.

As a further description of the above technical solution:

The external through hole of the bolt is threadedly connected with the threaded hole.

As a further description of the above technical solution:

The outside of the two-way hydraulic cylinder is arranged inside the first chute.

As a further description of the above technical solution:

The middle part of the rear end of the base is fixedly connected with a fixed frame, and the front side of the top of the fixed frame is provided with a placement groove, and the inner left and right sides of the placement groove are fixedly connected with a linear guide rail one, and the opposite sides of the linear guide rail one A linear guide rail 2 is slidably connected, and a movable block is slidably connected to the outside of the linear guide rail 2.

As a further description of the above technical solution:

The bottom end of the movable block is fixedly connected with a connecting plate one, and the bottom end of the connecting plate one is fixedly connected with an electric telescopic rod, and the bottom end of the electric telescopic rod is fixedly connected with a connecting plate two, and the bottom end of the connecting plate two is fixedly connected with a connecting plate two. The bottom end is fixedly connected with several test probes.

The utility model has the following beneficial effects:

1. In the utility model, by starting the motor one and the motor two, the installation base, the installation groove one, the chute two, the movable frame one, the slide bar one, the rack plate one, the installation groove two, the movable frame two, the slide bar 2. With the cooperation of the chute 3, the rack plate 2 and the gear, the installation and fixation of both sides of the PCB board and the inspection of the flip side are realized, thereby avoiding the surface of the PCB board being scratched by the fixture and the inspection of the PCB board It is necessary to clamp the PCB board twice, thereby protecting the surface of the PCB board and reducing the trouble of double-sided PCB board inspection.

2. In the utility model, by starting the two-way hydraulic cylinder, with the cooperation of the chute one, the mounting plate, the threaded hole, the perforation, the bolt and the spring, the distance between the fixtures is adjusted according to the PCB boards of different lengths, thereby Certain limitations are eliminated, and the practicability of the device is improved.

Description of drawings

Fig. 1 is the three-dimensional front view of a kind of PCB board fixing device that is convenient to PCB board detection that the utility model proposes;

Fig. 2 is the three-dimensional rear view of a kind of PCB board fixing device that is convenient for PCB board detection that the utility model proposes;

Fig. 3 is a schematic structural view of a fixing frame of a PCB board fixing device that is convenient for PCB board detection proposed by the utility model;

Fig. 4 is a schematic diagram of the internal structure of the chute two of the PCB board fixing device proposed by the utility model to facilitate PCB board detection;

Figure 5 is an exploded view.

illustration:

1. Base; 2. Chute 1; 3. Mounting plate; 4. Fixed plate; 5. Motor 1; 6. Mounting base; 7. Mounting slot 1; 8. Chute 2; Slide bar one; 11, rack plate one; 12, installation slot two; 13, movable frame two; 14, slide bar two; 15, chute three; 16, rack plate two; 17, motor two; 18, gear ; 19, threaded hole; 20, perforation; 21, bolt; 22, two-way hydraulic cylinder; 23, spring; 24, fixed frame; ; 29, connecting plate one; 30, electric telescopic rod; 31, connecting plate two; 32, test probe.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Referring to Fig. 1-4, an embodiment provided by the utility model: a PCB board fixing device convenient for PCB board detection, including a base 1, the front and rear sides of the top of the base 1 are provided with chute-2, chute- 2 is used for the two mounting plates 3 to move inside under the drive of the two-way hydraulic cylinder 22, so as to adjust the distance between the fixtures according to the PCB boards of different lengths, and realize the adjustment of the distance between the fixtures according to the PCB boards of different lengths distance, thereby eliminating certain limitations and improving the practicability of the device. The left and right sides of the two chute-2s are slidingly connected with mounting plates 3, which are used to install the fixture mechanism, thereby realizing the The two sides of the PCB board are fixed and turned over for inspection, thereby avoiding the surface of the PCB board being scratched by the fixture and the need to clamp the PCB board twice when inspecting the PCB board, thus protecting the surface of the PCB board. The trouble of double-sided PCB board detection is alleviated. The two mounting plates 3 are fixedly connected with a fixed plate 4 on the opposite side. The fixed plate 4 is used to install and fix the motor-5, and the tops of the two fixed plates 4 are fixedly connected with the motor-1. 5. Motor one 5 is used to turn the other side up for detection after one side of the PCB board is tested. The driving end of motor one 5 is fixedly connected to the mounting seat 6, which is used to install the fixture, so that the movable frame One 9 and the movable frame two 13 can clamp and fix the two sides of the PCB board, thereby avoiding the surface of the PCB board from being scratched by the fixture, and protecting the surface of the PCB board. Mounting groove 1 7 is used for movable frame 1 9 to slide inside, thereby cooperates movable frame 2 13 to install and fix the PCB board, the right side of mounting groove 1 7 is provided with chute 2 8, and chute 2 8 is used for activities Frame two 13 slides inside, and the inside of installation groove one 7 is slidingly connected with movable frame one 9, and movable frame one 9 slides in the inside of installation groove one 7 under the cooperation of gear 18 and rack plate one 11, and movable frame one The bottom right side of 9 is fixedly connected with slide bar one 10, and slide bar one 10 slides in the inside of chute two 8 under the drive of movable frame one 9, thereby keeps the stability that movable frame one 9 moves, and movable frame one 9 The bottom right end of the right end is fixedly connected with a rack plate one 11, and the rack plate one 11 moves back and forth under the drive of the gear 18, and the top right side of the mounting seat 6 is provided with a mounting groove two 12, and the mounting groove two 12 is used for the movable frame two 13 slides inside, so as to cooperate with movable frame 1 9 to realize clamping and fixing on both sides of the PCB board. The left side of installation groove 2 12 is provided with chute 3 15, and chute 3 15 is used for sliding rod 2 14 in The inside slides, and the inside of the installation groove two 12 is slidingly connected with a movable frame two 13, and the movable frame two 13 slides in the inside of the installation groove two 12 under the cooperation of the gear 18 and the rack plate two 16, and the bottom end of the movable frame two 13 The left side is fixedly connected with slide bar 2 14, and slide bar 2 14 slides in the inside of chute 3 15 under the drive of movable frame 2 13, thereby keeping the stability of movable frame 2 13 moving, the left side of movable frame 2 13 The bottom is fixedly connected with the rack plate 2 16, and the rack plate 2 16 moves back and forth under the drive of the gear 18, thereby driving the movable frame 2 13 to move inside the installation groove 2 12, and the middle part of the bottom end of the mounting base 6 is fixedly connected Motor two 17 is arranged, and motor two 17 drives gear 18 to rotate, thereby drives rack plate one 11 and rack plate two 16 to move, and the driving end of motor two 17 is fixedly connected with gear 18, and gear 18 is driven by motor two 17 Rotate down, the front and rear sides of the mounting plate 3 are all provided with threaded holes 19, and the threaded holes 19 are used to cooperate with the bolts 21 to fix the mounting plate 3 in the inside of the chute one 2, thereby preventing the mounting plate 3 from being locked in the chute one. The inside of the base 1 is inclined, and the front and rear sides of the base 1 are provided with several perforations 20. The perforations 20 are used for the bolts 21 to enter the inside of the threaded holes 19, so that the mounting plate 3 is fixed on the inside of the chute-2, and the threaded holes The inner thread of 19 is connected with bolts 21, and the bolts 21 are used to install and fix the mounting plate 3 in the inside of the chute-2, and the opposite sides of the two mounting plates 3 are fixedly connected with two-way hydraulic cylinders 22 at the bottoms of the front and rear ends. The cylinder 22 is used to drive the two mounting plates 3 to move relative to the inside of the chute-2, so as to realize the adjustment according to the different lengths of the PCB boards, and realize the adjustment of the distance between the fixtures according to the PCB boards of different lengths, thereby Certain limitations are eliminated and the practicability of the device is improved. Springs 23 are fixedly connected to the front and rear ends of the opposite sides of the two mounting plates 3, and the springs 23 increase the resistance between the two mounting plates 3. Place the mounting plates 3 Driven by the two-way hydraulic cylinder 22, the inside of the chute one 2 is skewed.

The bottom end of slide bar one 10 is slidably connected to the inside of chute two 8, slide bar one 10 slides inside chute two 8 under the drive of movable frame one 9, and keeps movable frame one 9 sliding inside installation groove one 7 stability, the bottom end of slide bar 2 14 is slidably connected to the inside of chute 3 15, slide bar 2 14 slides inside chute 3 15 under the drive of movable frame 2 13, and keeps movable frame 2 13 in the installation groove The stability of the internal sliding of the second 12, the right side of the rack plate 11 is meshed and connected to the outside of the gear 18, and the rotation of the gear 18 drives the rack plate 11 to move back and forth, thereby driving the movable frame 19 inside the installation groove 17 Move, the left side of the rack plate 2 16 is meshed and connected to the outside of the gear 18, the gear 18 rotates to drive the rack plate 2 16 to move back and forth, thereby driving the movable frame 2 13 to move inside the installation groove 2 12, and the outside of the bolt 21 The through hole 20 is threadedly connected with the threaded hole 19, so that after the distance between the two mounting plates 3 is adjusted, the mounting plate 3 can be fixed inside the chute 1 to prevent the PCB board from being The mounting plate 3 is tilted, which affects the detection work. The outside of the two-way hydraulic cylinder 22 is arranged inside the chute-2, and the two-way hydraulic cylinder 22 is used to drive the two mounting plates 3 to move inside the chute-2. The middle part of the rear end is fixedly connected with a fixed frame 24, the fixed frame 24 is used to install the detection device, and the front side of the top of the fixed frame 24 is provided with a placement groove 25, and the placement groove 25 is used to install the mobile device, so as to realize the test probe 32 on the PCB board The two sides of the placement slot 25 are fixedly connected with a linear guide rail 126, which is used to drive the test probe 32 to move back and forth, and the relative sliding of the linear guide rail 126 is connected with a linear guide rail. Two 27, two linear guide rails 27 are used to drive the test probe 32 to move left and right, the outer sliding connection of the two linear guide rails 27 is connected with a movable block 28, and the movable block 28 is used to move left and right under the drive of the second linear guide rail 27, the movable block The bottom end of 28 is fixedly connected with connecting plate one 29, and connecting plate one 29 is used for connecting electric telescopic rod 30, and the bottom end of connecting plate one 29 is fixedly connected with electric telescopic rod 30, and electric telescopic rod 30 is used for driving test probe 32 To facilitate detection of the PCB board, the bottom end of the electric telescopic rod 30 is fixedly connected with a connection plate 2 31, which is used for installing the test probe 32, and the bottom end of the connection plate 31 is fixedly connected with several test probes. Probes 32. The test probes 32 are used to detect different points on the PCB.

Working principle: Firstly, according to the length of the PCB board, the two-way hydraulic cylinder 22 is activated, and the two-way hydraulic cylinder 22 drives the two mounting plates 3 inside the chute 1 to move relatively, and then drives the fixing device to move relatively, thereby pulling the spring 23, After the adjustment is completed, the four bolts 21 can be passed through the through holes 20 and entered into the threaded holes 19 for rotation and tightening, so that the mounting plate 3 is fixed in the inside of the chute-2, and then the PCB board is placed on the In the middle of movable frame one 9 and movable frame two 13 on both sides, start motor two 17 then, motor two 17 drives gear 18 to rotate, and gear 18 rotates and drives rack plate one 11 and rack plate two 16 to move relatively, and then Drive the movable frame one 9 and the movable frame two 13 to slide inside the installation groove one 7 and the installation groove two 12, thereby clamping and fixing the two sides of the PCB board, after the fixing is completed, the electric telescopic rod 30 can be started, The electric telescopic rod 30 adjusts the distance between the test probe 32 and the PCB board according to the height of the PCB board, and then starts the linear guide rail 1 26 and the linear guide rail 2 27, so that under the drive of the linear guide rail 1 26 and the linear guide rail 2 27, the test The probe 32 performs mobile detection on the upper end of the PCB. After the detection of one side of the PCB board is completed, the motor 1 can be started, and the motor 1 5 drives the mounting seat to turn over, thereby driving the PCB board to turn over. Repeat the above operations for detection .

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model, All should be included within the protection scope of the present utility model.

Claims (7)

1. The utility model provides a PCB board fixing device convenient to PCB board detects, includes base (1), its characterized in that: the front side and the rear side of the top end of the base (1) are respectively provided with a first sliding groove (2), the left side and the right side of the inner part of the first sliding grooves (2) are respectively connected with a mounting plate (3) in a sliding manner, the left side and the right side of the inner part of the two mounting plates (3) are respectively connected with a first fixed plate (4) in a fixed manner, the top side of the two mounting plates (3) is fixedly connected with a first motor (5), the top side of the first fixed plate (4) is fixedly connected with a first mounting groove (7), the right side of the first mounting groove (7) is provided with a second sliding groove (8), the inner part of the first mounting groove (7) is slidably connected with a first movable frame (9), the right side of the first movable frame (9) is fixedly connected with a first sliding rod (10), the bottom of the right end of the first movable frame (9) is fixedly connected with a first rack plate (11), the right side of the mounting groove (6) is provided with a second mounting groove (12), the left side of the second mounting groove (12) is provided with a third sliding groove (15), the inner part of the second mounting groove (12) is slidably connected with a second movable frame (13), the left side of the second movable frame (13) is fixedly connected with a middle fixing seat (17), and the middle part of the second motor (17) is connected with a second movable frame (13), the drive end fixedly connected with gear (18) of motor two (17), both sides bottom all is provided with screw hole (19) around mounting panel (3), both sides all are provided with a plurality of perforation (20) around base (1), the inside threaded connection of screw hole (19) has bolt (21), two equal fixedly connected with two-way pneumatic cylinder (22) in both ends bottom around the opposite side of mounting panel (3), two equal fixedly connected with spring (23) in both ends around the opposite side of mounting panel (3).

2. The PCB fixing device for facilitating PCB inspection of claim 1, wherein: the bottom end of the first sliding rod (10) is connected to the inside of the second sliding groove (8) in a sliding mode, and the bottom end of the second sliding rod (14) is connected to the inside of the third sliding groove (15) in a sliding mode.

3. The PCB fixing device for facilitating PCB inspection of claim 1, wherein: the right side of the rack plate I (11) is meshed and connected with the outer part of the gear (18), and the left side of the rack plate II (16) is meshed and connected with the outer part of the gear (18).

4. The PCB fixing device for facilitating PCB inspection of claim 1, wherein: the outer part of the bolt (21) penetrates through the through hole (20) and is in threaded connection with the threaded hole (19).

5. The PCB fixing device for facilitating PCB inspection of claim 1, wherein: the outer part of the bidirectional hydraulic cylinder (22) is arranged inside the first sliding chute (2).

6. The PCB fixing device for facilitating PCB inspection of claim 1, wherein: the utility model discloses a portable computer, including base (1), the top of mount (24), the inside left and right sides of mount (25) is all fixedly connected with linear guide one (26), the relative sliding connection of linear guide one (26) has linear guide two (27), the outside sliding connection of linear guide two (27) has movable block (28).

7. The PCB fixing device for facilitating PCB inspection of claim 6, wherein: the bottom fixedly connected with connecting plate (29) of movable block (28), the bottom fixedly connected with electric telescopic handle (30) of connecting plate (29), the bottom fixedly connected with connecting plate two (31) of electric telescopic handle (30), the bottom fixedly connected with a plurality of test probe (32) of connecting plate two (31).

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