Back glue pasting jig for flexible circuit board

Abstract

The utility model discloses a jig for pasting gum on a flexible circuit board. The jig comprises a base, a first mounting plate, a second mounting plate and a placing table, second telescopic rods are mounted on the periphery of the upper end of the base, the upper ends of the second telescopic rods are mounted at the bottom end of a first mounting plate, a first moving mechanism is mounted at the upper end of the first mounting plate, the upper end of the first moving mechanism is mounted at the bottom end of a second mounting plate, and a second moving mechanism is mounted at the upper end of the second mounting plate. The second moving mechanism is installed at the bottom end of the placing table, and the clamping mechanisms are installed on the periphery of the upper end of the placing table. When the position of the circuit board needs to be adjusted, the second telescopic rod can drive the circuit board to move up and down, the first moving mechanism can drive the circuit board to move left and right, and the second moving mechanism is used for driving the circuit board to move front and back. And the circuit board can be moved in all directions.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board processing, in particular to a flexible circuit board adhesive backing fixture. Background Art

[0002] The names of circuit boards include: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper boards, impedance boards, PCBs, ultra-thin circuit boards, ultra-thin circuit boards, printed (copper etching technology) circuit boards, etc. Circuit boards make circuits miniaturized and intuitive, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layout. During the processing of circuit boards, adhesive backings need to be affixed, and jigs are required when affixing adhesive backings.

[0003] Chinese patent number CN201921790330.X discloses a flexible circuit board adhesive backing fixture, including a base plate, a pressure plate is provided above the base plate, and the four corners of the upper surface of the base plate are fixedly connected with guide rods, and the guide rods are sleeved with a first spring, and the two ends of the first spring are respectively fixedly connected to the upper surface of the base plate and the lower surface of the pressure plate, and the pressure plate is fixedly inlaid with a matching guide sleeve at the position corresponding to the guide rod, and the top of the guide rod passes through the guide sleeve and extends upward, and the guide rod is slidably connected to the guide sleeve, and the upper surface of the base plate is fixedly connected with a bearing plate, and the upper surface of the bearing plate is provided with a circuit board body, and the circuit board body and the bearing plate are connected by a clamping mechanism, and the lower surface of the pressure plate is fixedly installed with guide rollers and adhesive rolls from left to right in sequence, and the adhesive rolls are wound with adhesive paper. The prior art has poor adjustability when in use, and it is very inconvenient when the position of the circuit board needs to be adjusted. Utility Model Content

[0004] The utility model aims to provide a flexible circuit board adhesive backing fixture to solve the problems raised in the prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a flexible circuit board adhesive backing fixture, comprising a base, a first mounting plate, a second mounting plate and a placement table; a second telescopic rod is installed around the upper end of the base, the upper end of the second telescopic rod is installed on the bottom end of the first mounting plate, a first moving mechanism is installed on the upper end of the first mounting plate, the upper end of the first moving mechanism is installed on the bottom end of the second mounting plate, a second moving mechanism is installed on the upper end of the second mounting plate, the second moving mechanism is installed on the bottom end of the placement table, and a clamping mechanism is installed around the upper end of the placement table.

[0006] Preferably, the first moving mechanism is composed of a first rodless cylinder, a first slider, a first sliding rod and a first sliding sleeve, the first rodless cylinder is installed on the upper end of the first mounting plate, the first slider is slidably installed on the upper side of the first rodless cylinder, the first slider is installed on the bottom end of the second mounting plate, the first sliding rod is installed on both sides of the upper end of the first mounting plate, the first sliding sleeve is installed on the bottom end of the second mounting plate, and the first sliding sleeve is slidably installed on the upper side of the first sliding rod.

[0007] Preferably, the second moving mechanism is composed of a second rodless cylinder, a second slider, a second sliding rod and a second sliding sleeve, the second rodless cylinder is installed on the upper end of the second mounting plate, the second slider is slidably installed on the upper side of the second rodless cylinder, the second slider is installed on the bottom end of the placing table, the second sliding rod is installed on both sides of the upper end of the second mounting plate, the second sliding sleeve is installed on the bottom end of the placing table, and the second sliding sleeve is slidably installed on the upper side of the second sliding rod.

[0008] Preferably, the clamping mechanism consists of a first telescopic rod and a clamping plate, the first telescopic rod is installed around the upper end of the placement table, and the clamping plate is installed at the front end of the first telescopic rod.

[0009] Preferably, a buffer plate is provided at the front end of the splint, a guide rod is installed at the rear end of the buffer plate, the guide rod is slidably installed on the upper side of the splint, and a spring is installed on the outer side of the guide rod located between the splint and the buffer plate.

[0010] Preferably, a rubber pad is provided at the front end of the buffer plate, and the rubber pad is adhered to the front end of the buffer plate by adhesive.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. When the position of the circuit board needs to be adjusted, the second telescopic rod can drive the circuit board to move up and down, the first moving mechanism can drive the circuit board to move left and right, and the second moving mechanism is used to drive the circuit board to move forward and backward, so as to facilitate the full-scale movement of the circuit board according to the size and processing position of the circuit board;

[0013] 2. When the second moving mechanism is in use, the second rodless cylinder is turned on by a switch, and the second rodless cylinder drives the placement table to move through the second slider. During the movement of the placement table, the second sliding sleeve moves along the second sliding rod, and the placement table is supported by the second sliding rod;

[0014] 3. When the clamping mechanism is in use, the first telescopic rod is turned on by a switch, and the first telescopic rod will drive the clamping plate to clamp and fix the circuit board during the extension and retraction process;

[0015] 4. When the clamp is clamping the circuit board, the buffer plate will buffer the clamping force generated by the clamp on the workpiece through the action of the spring, avoiding high pressure during use, which may cause the circuit board to bend, deform and break. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the first movable plate of the utility model;

[0020] Figure 4 This is a schematic diagram of the bottom structure of the first movable plate of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the buffer plate of the utility model.

[0022] In the figure: 1. base; 2. first mounting plate; 3. second mounting plate; 4. placement table; 5. clamping mechanism; 6. first telescopic rod; 7. clamping plate; 8. first moving mechanism; 9. first rodless cylinder; 10. first slider; 11. first slide bar; 12. first sleeve; 13. second moving mechanism; 14. second slide bar; 15. second slider; 16. second rodless cylinder; 17. second sleeve; 18. second telescopic rod; 19. rubber pad; 20. buffer plate; 21. spring; 22. guide rod. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5In an embodiment of the utility model, a flexible circuit board adhesive backing fixture includes a base 1, a first mounting plate 2, a second mounting plate 3 and a placement table 4; a second telescopic rod 18 is installed around the upper end of the base 1, the upper end of the second telescopic rod 18 is installed on the bottom end of the first mounting plate 2, a first moving mechanism 8 is installed on the upper end of the first mounting plate 2, the upper end of the first moving mechanism 8 is installed on the bottom end of the second mounting plate 3, a second moving mechanism 13 is installed on the upper end of the second mounting plate 3, the second moving mechanism 13 is installed on the bottom end of the placement table 4, and a clamping mechanism 5 is installed around the upper end of the placement table 4.

[0025] The first moving mechanism 8 is composed of a first rodless cylinder 9, a first slider 10, a first slide bar 11 and a first sleeve 12. The first rodless cylinder 9 is installed on the upper end of the first mounting plate 2, the first slider 10 is slidably installed on the upper side of the first rodless cylinder 9, the first slider 10 is installed on the bottom end of the second mounting plate 3, the first slide bar 11 is installed on both sides of the upper end of the first mounting plate 2, the first sleeve 12 is installed on the bottom end of the second mounting plate 3, and the first sleeve 12 is slidably installed on the upper side of the first slide bar 11. When the first moving mechanism 8 is in use, the first rodless cylinder 9 is turned on by a switch, and the first rodless cylinder 9 will drive the second mounting plate 3 to move through the first slider 10. During the movement of the second mounting plate 3, the second sleeve 17 will move along the second slide bar 14 to support the second mounting plate 3 through the second slide bar 14.

[0026] The second moving mechanism 13 is composed of a second rodless cylinder 16, a second slider 15, a second slide bar 14 and a second sleeve 17. The second rodless cylinder 16 is mounted on the upper end of the second mounting plate 3, the second slider 15 is slidably mounted on the upper side of the second rodless cylinder 16, the second slider 15 is mounted on the bottom end of the placement table 4, the second slide bar 14 is mounted on both sides of the upper end of the second mounting plate 3, the second sleeve 17 is mounted on the bottom end of the placement table 4, and the second sleeve 17 is slidably mounted on the upper side of the second slide bar 14. When the second moving mechanism 13 is in use, the second rodless cylinder 16 is turned on by a switch, and the second rodless cylinder 16 will drive the placement table 4 to move through the second slider 15. During the movement of the placement table 4, the second sleeve 17 will move along the second slide bar 14, and the placement table 4 is supported by the second slide bar 14.

[0027] The clamping mechanism 5 is composed of a first telescopic rod 6 and a clamping plate 7. The first telescopic rod 6 is installed around the upper end of the placement table 4, and the clamping plate 7 is installed at the front end of the first telescopic rod 6. When the clamping mechanism 5 is in use, the first telescopic rod 6 is turned on by a switch, and the first telescopic rod 6 will drive the clamping plate 7 to clamp and fix the circuit board during the extension and retraction process; a buffer plate 20 is provided at the front end of the clamping plate 7, and a guide rod 22 is installed at the rear end of the buffer plate 20. The guide rod 22 is slidably installed on the upper side of the clamping plate 7, and a spring 21 is installed on the outer side of the guide rod 22 between the clamping plate 7 and the buffer plate 20. The clamping plate 7 is When the circuit board is clamped and fixed, the buffer plate 20 will buffer the clamping force generated by the clamping plate 7 on the workpiece through the action of the spring 21, so as to avoid high pressure during use, which may cause the circuit board to bend, deform and break; a rubber pad 19 is arranged at the front end of the buffer plate 20, and the rubber pad 19 is adhered to the front end of the buffer plate 20 by adhesive. The rubber pad 19 is relatively soft in texture and can be deformed under pressure when the buffer plate 20 contacts the circuit board. On the one hand, it avoids the buffer plate 20 from causing wear on the circuit board, and on the other hand, it can increase the stability of the buffer plate 20 clamping the circuit board.

[0028] The working principle and use process of the utility model are as follows: when in use, the circuit board to be processed is placed on the upper end of the placement table 4, and the circuit board is clamped and fixed by the clamping mechanism 5. When the position of the circuit board needs to be adjusted, the second telescopic rod 18 can drive the circuit board to move up and down, the first moving mechanism 8 can drive the circuit board to move left and right, and the second moving mechanism 13 is used to drive the circuit board to move forward and backward, so as to facilitate the all-round movement of the circuit board according to the size of the circuit board and the processing position.

[0029] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A flexible circuit board adhesive backing fixture, comprising a base (1), a first mounting plate (2), a second mounting plate (3) and a placement table (4); characterized in that: A second telescopic rod (18) is installed around the upper end of the base (1), the upper end of the second telescopic rod (18) is installed on the bottom end of the first mounting plate (2), the upper end of the first mounting plate (2) is installed with a first moving mechanism (8), the upper end of the first moving mechanism (8) is installed on the bottom end of the second mounting plate (3), the upper end of the second mounting plate (3) is installed with a second moving mechanism (13), the second moving mechanism (13) is installed on the bottom end of the placement table (4), and the upper end of the placement table (4) is installed with a clamping mechanism (5) around it.

2. A flexible circuit board adhesive backing fixture according to claim 1, characterized in that: The first moving mechanism (8) is composed of a first rodless cylinder (9), a first slider (10), a first slide bar (11) and a first slide sleeve (12); the first rodless cylinder (9) is mounted on the upper end of the first mounting plate (2); the first slider (10) is slidably mounted on the upper side of the first rodless cylinder (9); the first slider (10) is mounted on the bottom end of the second mounting plate (3); the first slide bar (11) is mounted on both sides of the upper end of the first mounting plate (2); the first slide sleeve (12) is mounted on the bottom end of the second mounting plate (3); and the first slide sleeve (12) is slidably mounted on the upper side of the first slide bar (11).

3. A flexible circuit board adhesive backing fixture according to claim 1, characterized in that: The second moving mechanism (13) is composed of a second rodless cylinder (16), a second slider (15), a second slide bar (14) and a second sleeve (17). The second rodless cylinder (16) is mounted on the upper end of the second mounting plate (3). The second slider (15) is slidably mounted on the upper side of the second rodless cylinder (16). The second slider (15) is mounted on the bottom end of the placement table (4). The second slide bar (14) is mounted on both sides of the upper end of the second mounting plate (3). The second sleeve (17) is mounted on the bottom end of the placement table (4). The second sleeve (17) is slidably mounted on the upper side of the second slide bar (14).

4. The flexible circuit board adhesive backing fixture according to claim 1, characterized in that: The clamping mechanism (5) is composed of a first telescopic rod (6) and a clamping plate (7); the first telescopic rod (6) is installed around the upper end of the placement platform (4); and the clamping plate (7) is installed at the front end of the first telescopic rod (6).

5. The flexible circuit board adhesive backing fixture according to claim 4, characterized in that: A buffer plate (20) is arranged at the front end of the clamping plate (7), a guide rod (22) is installed at the rear end of the buffer plate (20), the guide rod (22) is slidably installed on the upper side of the clamping plate (7), and a spring (21) is installed on the outer side of the guide rod (22) located between the clamping plate (7) and the buffer plate (20).

6. A flexible circuit board adhesive backing fixture according to claim 5, characterized in that: A rubber pad (19) is provided at the front end of the buffer plate (20), and the rubber pad (19) is adhered to the front end of the buffer plate (20) by adhesive.

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