CN212111669U - Pressing device for circuit board testing - Google Patents

Abstract

The utility model discloses a pressing device for circuit board testing, which comprises a base, a first telescopic rod is fixed on the top of the base, a bearing plate is fixed on the top of the first telescopic rod, and a surface of the carrying board is mounted with a The rotation mechanism includes a first support rod inside the rotation mechanism, the first support rod is fixed on the top left side of the bearing plate, and the surface of the first support rod penetrates a movable shaft. In the present invention, under the action of the rotating mechanism, by rotating the first wrench, the first threaded rod is moved up and down inside the first guide tube, so that the first buffer plate can clamp the circuit board, and by rotating the handle, the The movable shaft drives the first splint to rotate, so that the circuit board is turned over, and the plug is inserted into the through hole, so that the other end of the plug is engaged with the card slot, which is convenient for the staff to test both sides of the circuit board, and the operation is simple and effective. Improve the work efficiency of staff and meet the diversified needs of users.

Description

A compression device for circuit board testing

technical field

The utility model relates to the technical field of circuit board testing, in particular to a pressing device for circuit board testing.

Background technique

The names of circuit boards are: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, ultra-thin circuit board Thin circuit boards, printed (copper etching technology) circuit boards, etc. The circuit board makes the circuit miniaturized and intuitive, and plays an important role in the mass production of fixed circuits and the optimization of the layout of electrical appliances.

At present, during the processing of the circuit board, it is necessary to use the corresponding clamping device to clamp and fix the circuit board, so as to avoid the deviation of the circuit board during processing, resulting in defective products. When the device is in use, the circuit boards of different lengths cannot be clamped, resulting in the problem that the clamping device has poor clamping effect, and the circuit board cannot be turned over, which brings inconvenience to the use of the clamping device, not only work The efficiency is low, and it is very easy to damage the circuit board during the back and forth loading and unloading process, and the working performance is poor.

Utility model content

The purpose of the utility model is to solve the shortcomings in the prior art that the circuit boards of different lengths cannot be clamped, and the circuit boards cannot be turned over, which brings inconvenience to the use of the clamping device. Clamping device for circuit board testing.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A pressing device for circuit board testing, comprising a base, a first telescopic rod is fixed on the top of the base, and a bearing plate is fixed on the top of the first telescopic rod, a rotating mechanism is installed on the surface of the carrying board, and rotates The inside of the mechanism includes a first support rod, the first support rod is fixed on the top left side of the bearing plate, and the surface of the first support rod penetrates a movable shaft, one end of the movable shaft is fixed with a handle, and the handle is A plurality of through holes are opened on the surface, a plug is fixed inside the through hole, and one end of the plug is connected with a card slot, the card groove is opened on the surface of the first support rod, and the other end of the movable shaft is fixed with a first A splint, a first guide tube runs through the surface of the first splint, and a first threaded rod is connected inside the first guide tube, one end of the first threaded rod is fixed with a first rotating shaft, and the first rotating shaft A first buffer plate is fixed at the bottom end of the first threaded rod, a first wrench is fixed at the other end of the first threaded rod, and an adjustment mechanism is installed on the surface of the bearing plate.

As a further description of the above technical solutions:

The first support rod and the movable shaft are movably sleeved, the through hole and the plug are movably sleeved, and the plug and the card slot are in a snap connection, and the handle is synchronously rotated through the movable shaft and the first splint. structure, and the first splint is connected with the first guide tube, the inner wall of the first guide tube and the outer wall of the first threaded rod are threadedly connected, and the first guide tube is connected to the first rotating shaft through the first threaded rod. A lifting structure is formed in between.

As a further description of the above technical solutions:

The inside of the adjustment mechanism includes a chute, and the chute is opened on the surface of the bearing plate, the interior of the chute is connected with a slider, and the top of the slider is fixed with a stable seat, and the top of the stable seat is fixed with a A second support rod, and the surface of the second support rod penetrates a fixed shaft, one end of the fixed shaft is fixed with a second splint, and the surface of the second splint passes through a second guide tube, the inside of the second guide tube A second threaded rod is connected, one end of the second threaded rod is fixed with a second rotating shaft, the other end of the second threaded rod is fixed with a second wrench, and the bottom end of the second rotating shaft is fixed with a second buffer plate A second telescopic rod is fixed on the surface of the second support rod, and an auxiliary board is fixed on the other end of the second telescopic rod, and the auxiliary board is fixed on the top end of the bearing board.

As a further description of the above technical solutions:

The chute is slidably connected with the slider, and the second telescopic rod is the same size as the second telescopic rod. The size of the first support rod is the same, the second telescopic rod and the fixed shaft are movable sleeves, and the diameter of the fixed shaft is the same as the diameter of the movable shaft, the size of the second splint is the same as the size of the first splint, And the second splint and the second guide tube are in a fitting connection, the inner wall of the second guide tube and the outer wall of the second threaded rod are threadedly connected, and the second guide tube passes between the second threaded rod and the second rotating shaft. constitute a lifting structure.

As a further description of the above technical solutions:

A stabilization mechanism is installed on the surface of the base, and the interior of the stabilization mechanism includes a sleeve, the sleeve is fixed on the top of the base, and a third threaded rod is connected inside the sleeve, and the top of the third threaded rod is A third rotating shaft is fixed, and the third rotating shaft is fixed on the top end of the carrying plate.

As a further description of the above technical solutions:

The stabilizing mechanism is symmetrical about the central axis of the base, the inner wall of the sleeve and the outer wall of the third threaded rod are threadedly connected, and the sleeve forms a lifting structure through the third threaded rod and the third rotating shaft.

To sum up, due to the adoption of the above-mentioned technical solutions, the beneficial effects of the present utility model are:

1. In the present invention, under the action of the rotating mechanism, by rotating the first wrench, the first threaded rod is moved up and down inside the first guide tube, so that the first buffer plate can clamp the circuit board. , so that the movable shaft drives the first splint to rotate, so that the circuit board is turned over, and the plug is inserted into the through hole, so that the other end of the plug is engaged with the card slot, which is convenient for the staff to test both sides of the circuit board, and the operation is simple, Effectively improve the work efficiency of the staff and meet the diversified needs of users.

2. In the present utility model, under the action of the adjusting mechanism, the slider is moved in the chute by the second telescopic rod, so as to drive the second support rod to move left and right, and then the first splint and the first splint can be adjusted. The distance between the two clamping plates satisfies the clamping work for different types of circuit boards, further improves the work efficiency of the staff, and effectively improves the practicability of the device.

3. In this utility model, under the action of the stabilizing mechanism, if it is necessary to adjust the height of the bearing plate according to the actual use situation, the first telescopic rod is used to make the bearing plate move up and down, and the set sleeve is used to make the third The threaded rod can stably move up and down inside the casing, which improves the overall stability of the device and further meets the diversified needs of users.

Description of drawings

Fig. 1 is the front structure schematic diagram of the utility model;

2 is a schematic diagram of the left side structure of the rotating mechanism in the utility model;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 .

illustration:

1. Base; 2. First telescopic rod; 3. Bearing plate; 4. Rotating mechanism; 401, First support rod; 402, Active shaft; 403, Handle; 404, Through hole; 407, the first splint; 408, the first guide pipe; 409, the first threaded rod; 4010, the first rotating shaft; 4011, the first buffer plate; 4012, the first wrench; 502, slider; 503, stable seat; 504, second support rod; 505, fixed shaft; 506, second splint; 507, second guide tube; 508, second threaded rod; 509, second rotation shaft; 5010, the second wrench; 5011, the second buffer plate; 5012, the second telescopic rod; 5013, the auxiliary plate; 6, the stabilization mechanism; 601, the casing; 602, the third threaded rod;

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, a pressing device for circuit board testing, comprising a base 1, is characterized in that: the top of the base 1 is fixed with a first telescopic rod 2, and the top of the first telescopic rod 2 is fixed with a bearing plate 3, A rotating mechanism 4 is installed on the surface of the carrying plate 3, and the interior of the rotating mechanism 4 includes a first support rod 401, the first support rod 401 is fixed on the top left side of the carrying board 3, and the surface of the first support rod 401 penetrates with a The movable shaft 402, one end of the movable shaft 402 is fixed with a handle 403, and a plurality of through holes 404 are formed on the surface of the handle 403, a plug 405 is fixed inside the through hole 404, and one end of the plug 405 is connected with a card slot 406, the card slot 406 Opened on the surface of the first support rod 401, the other end of the movable shaft 402 is fixed with a first splint 407, the surface of the first splint 407 penetrates a first guide tube 408, and the inside of the first guide tube 408 is connected with a first thread Rod 409, one end of the first threaded rod 409 is fixed with a first rotating shaft 4010, and the bottom end of the first rotating shaft 4010 is fixed with a first buffer plate 4011, and the other end of the first threaded rod 409 is fixed with a first wrench 4012, The adjusting mechanism 5 is installed on the surface of the carrier plate 3, and the first rotating shaft 4010 is provided to prevent the first threaded rod 409 from rotating the first buffer plate 4011 when it rotates, so that the first buffer plate 4011 and the circuit board are rotated. friction to avoid damage to the circuit board, and the first telescopic rod 2 provided is an electric telescopic rod, which facilitates the lifting and lowering movement of the carrying board 3 .

Further, the first support rod 401 and the movable shaft 402 are movably socketed, the through hole 404 and the plug 405 are movably socketed, and the plug 405 and the card slot 406 are snap-connected, and the handle 403 is connected to the first splint through the movable shaft 402 A synchronous rotation structure is formed between 407, and the first splint 407 and the first guide tube 408 are fitted and connected, the inner wall of the first guide tube 408 and the outer wall of the first threaded rod 409 are threadedly connected, and the first guide tube 408 passes through A lifting structure is formed between the first threaded rod 409 and the first rotating shaft 4010 . By setting the diameter of the through hole 404 to be larger than that of the plug 405 , the plug 405 can be inserted into the through hole 404 more quickly.

Further, the inside of the adjusting mechanism 5 includes a chute 501, and the chute 501 is opened on the surface of the bearing plate 3, the inside of the chute 501 is connected with a sliding block 502, and the top of the sliding block 502 is fixed with a stabilizing seat 503 to stabilize The top end of the seat 503 is fixed with a second support rod 504, and the surface of the second support rod 504 is penetrated by a fixed shaft 505, one end of the fixed shaft 505 is fixed with a second splint 506, and the surface of the second splint 506 is penetrated with a second guide Pipe 507, the second guide pipe 507 is connected with a second threaded rod 508 inside, one end of the second threaded rod 508 is fixed with a second rotating shaft 509, and the other end of the second threaded rod 508 is fixed with a second wrench 5010, The bottom end of the second rotating shaft 509 is fixed with a second buffer plate 5011, the surface of the second support rod 504 is fixed with a second telescopic rod 5012, and the other end of the second telescopic rod 5012 is fixed with an auxiliary plate 5013, and the auxiliary plate 5013 is fixed At the top of the carrier plate 3, the second rotating shaft 509 is provided to prevent the second buffer plate 5011 from rotating when the second telescopic rod 5012 rotates, so that the second buffer plate 5011 rubs against the circuit board to avoid circuit If the plate is damaged, the practicability of the device is further improved. By setting the second telescopic rod 5012 as an electric telescopic rod, it is convenient for the second splint 506 to move left and right.

Further, the chute 501 is slidably connected with the slider 502, and the size of the second telescopic rod 5012 is the same. The size of the first support rod 401 is the same, the second telescopic rod 5012 and the fixed shaft 505 are movably sleeved, and the diameter of the fixed shaft 505 is the same as the diameter of the movable shaft 402, and the size of the second splint 506 is the same as that of the first splint 407 have the same size, and the second splint 506 and the second guide tube 507 are in a fitted connection, the inner wall of the second guide tube 507 and the outer wall of the second threaded rod 508 are threadedly connected, and the second guide tube 507 passes through the second thread A lifting structure is formed between the rod 508 and the second rotating shaft 509. The size of the first threaded rod 409 is the same as the size of the second threaded rod 508, so that the first clamping plate 407 and the second clamping plate 506 can be more stably connected to the circuit board. Clamp it to avoid the uneven force on both ends of the circuit board, which will reduce the test effect and even damage the circuit board.

Further, a stabilization mechanism 6 is installed on the surface of the base 1, and the interior of the stabilization mechanism 6 includes a sleeve 601, the sleeve 601 is fixed on the top of the base 1, and a third threaded rod 602 is connected to the inside of the sleeve 601. The top of the three-threaded rod 602 is fixed with a third rotating shaft 603, and the third rotating shaft 603 is fixed on the top of the bearing plate 3. The third rotating shaft 603 is provided to prevent the third threaded rod 602 from rotating due to the third rotating shaft 603. One end of the three-threaded rod 602 is fixed and cannot move up and down.

Further, the stabilization mechanism 6 is symmetrical about the central axis of the base 1 , the inner wall of the sleeve 601 and the outer wall of the third threaded rod 602 are threadedly connected, and the sleeve 601 passes between the third threaded rod 602 and the third rotating shaft 603 . The lifting structure is formed, and the stability of the device during the lifting movement is further improved by setting the stabilizing mechanism 6 to be symmetrical with respect to the central axis of the base 1 .

Working principle: When using, first adjust the height of the carrier plate 3 according to the actual needs of the user, connect the first telescopic rod 2 to the external power supply, and the carrier plate 3 drives the third threaded rod 602 to move up and down. Rotating the shaft 603, at this time the third threaded rod 602 rotates inside the sleeve 601 to improve the stability of the carrier board 3 during the lifting process, and then adjust the first clamping plate 407 and the second clamping plate according to the actual size of the circuit board 506, place the circuit board between the first splint 407 and the second splint 506, and then pass the pin 405 through the through hole 404 and engage the card slot 406, at this time the first splint 407 is fixed, and then The second telescopic rod 5012 is connected to an external power supply, so that the slider 502 moves by itself in the chute 501, and drives the second support rod 504 to move. When both the first clamping plate 407 and the second clamping plate 506 clamp both sides of the circuit board When tightening, by rotating the first wrench 4012 and the second wrench 5010, the first threaded rod 409 drives the first buffer plate 4011 to attach and clamp the top of the circuit board, and the second threaded rod 508 drives the second buffer plate 5011 to The top of the circuit board is pressed together. At this time, the upper, lower, left and right sides of the circuit board are clamped to prevent the circuit board from shaking, which is convenient for the staff to test the circuit board and effectively improves the work efficiency of the staff. After the test of one side is completed, if you need to test the other side of the circuit board, take out the latch 405 from the slot 406, and then turn the handle 403, at this time, the first plywood 407 drives the second plywood 506 to rotate, so that the circuit board is turned over , and then the latch 405 is engaged with the card slot 406 through the through hole 404. At this time, the first splint 407 and the second splint 506 are both fixed, so that the staff can test the circuit board and further improve the practicability of the device , effectively meet the diversified needs of users and improve work efficiency.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. A pressing device for circuit board testing, comprising a base (1), characterized in that: the top of the base (1) is fixed with a first telescopic rod (2), and the top of the first telescopic rod (2) A bearing plate (3) is fixed, a rotating mechanism (4) is mounted on the surface of the bearing plate (3), and the interior of the rotating mechanism (4) includes a first support rod (401), the first support rod ( 401) is fixed on the top left side of the bearing plate (3), and the surface of the first support rod (401) has a movable shaft (402) running through it, one end of the movable shaft (402) is fixed with a handle (403), and the handle The surface of (403) is provided with a plurality of through holes (404), the interior of the through holes (404) is fixed with a plug (405), and one end of the plug (405) is connected with a card slot (406), the card groove ( 406) is opened on the surface of the first support rod (401), the other end of the movable shaft (402) is fixed with a first clamp plate (407), and the surface of the first clamp plate (407) runs through a first guide tube ( 408), and the inside of the first guide tube (408) is connected with a first threaded rod (409), one end of the first threaded rod (409) is fixed with a first rotating shaft (4010), and the first rotating shaft ( The bottom end of 4010) is fixed with a first buffer plate (4011), the other end of the first threaded rod (409) is fixed with a first wrench (4012), and an adjustment mechanism (4012) is installed on the surface of the bearing plate (3). 5). 2. A pressing device for circuit board testing according to claim 1, characterized in that: the first support rod (401) and the movable shaft (402) are movable sleeves, and the through hole (404) The handle (403) is synchronously rotated through the movable shaft (402) and the first splint (407). structure, and the first splint (407) and the first guide tube (408) are in a fitted connection, the inner wall of the first guide tube (408) and the outer wall of the first threaded rod (409) are threadedly connected, and the first The guide tube (408) forms a lifting structure between the first threaded rod (409) and the first rotating shaft (4010). 3 . The pressing device for circuit board testing according to claim 1 , wherein the adjusting mechanism ( 5 ) includes a chute ( 501 ) inside, and the chute ( 501 ) is provided on the bearing board 3 . (3), a slider (502) is connected inside the chute (501), and a stable seat (503) is fixed on the top of the slider (502), and the top of the stable seat (503) is fixed with a A second support rod (504), and the surface of the second support rod (504) is penetrated by a fixed shaft (505), one end of the fixed shaft (505) is fixed with a second clamp plate (506), and the second clamp plate (506) A second guide tube (507) runs through the surface of the (509), and the other end of the second threaded rod (508) is fixed with a second wrench (5010), the bottom end of the second rotating shaft (509) is fixed with a second buffer plate (5011), the second A second telescopic rod (5012) is fixed on the surface of the support rod (504), and an auxiliary board (5013) is fixed on the other end of the second telescopic rod (5012), and the auxiliary board (5013) is fixed on the bearing board (3) 's top. 4. A pressing device for circuit board testing according to claim 3, characterized in that: the chute (501) is slidably connected with the slider (502), and the size of the second telescopic rod (5012) The size of the first support rod (401) is the same, the second telescopic rod (5012) and the fixed shaft (505) are movably sleeved, and the diameter of the fixed shaft (505) is the same as the diameter of the movable shaft (402). In the same way, the size of the second splint (506) is the same as that of the first splint (407), and the second splint (506) and the second guide tube (507) are fitted and connected, and the second guide tube ( The inner wall of 507) and the outer wall of the second threaded rod (508) are threadedly connected, and the second guide tube (507) forms a lifting structure through the second threaded rod (508) and the second rotating shaft (509). 5. A pressing device for circuit board testing according to claim 1, characterized in that: a stabilization mechanism (6) is installed on the surface of the base (1), and the interior of the stabilization mechanism (6) includes a sleeve A pipe (601), the sleeve (601) is fixed on the top of the base (1), and a third threaded rod (602) is connected inside the sleeve (601), the top of the third threaded rod (602) A third rotating shaft (603) is fixed, and the third rotating shaft (603) is fixed on the top end of the bearing plate (3). 6 . The pressing device for circuit board testing according to claim 5 , wherein the stabilization mechanism ( 6 ) is symmetrical with respect to the central axis of the base ( 1 ), and the inner wall of the sleeve ( 601 ) is symmetrical. 7 . The outer wall of the third threaded rod (602) is threadedly connected, and the sleeve (601) forms a lifting structure through the third threaded rod (602) and the third rotating shaft (603).

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