Flexible printed circuit (FPC) cutting device

Abstract

The utility model belongs to the technical field of flexible circuit board processing, and particularly relates to an FPC flexible circuit board cutting device which comprises a cutting platform and a fixing mechanism, and further comprises a cutting mechanism, and the cutting mechanism comprises a first guide rail, a second guide rail, a third guide rail and a fourth guide rail. A first side vertical plate; the driving mechanism is connected to the first side vertical plate in a drivable mode and used for driving the first side vertical plate to move. The first top plate is fixed to the top end of the first side vertical plate; the knife rest is connected to the lower portion of the first top plate; the blade is fixed on the knife rest; the first vertical air cylinder is fixed to the first top plate, and a piston rod of the first vertical air cylinder penetrates through the first top plate and then is fixedly connected with the tool rest. According to the cutting device, the first side vertical plate is driven to move through the arranged driving mechanism, the position of the blade can be adjusted, adjustment of the cutting position is achieved, and different cutting requirements are met.

Description

Technical Field

[0001] The utility model belongs to the technical field of flexible circuit board processing, and in particular relates to an FPC flexible circuit board cutting device. Background Art

[0002] Flexible circuit boards have been widely used in today's electronic devices. They are used to install and fix electronic devices such as chips to form a complete integrated circuit board to drive the normal operation of electronic equipment. During the processing of flexible circuit boards, the raw materials of flexible circuit boards need to be cut.

[0003] At present, there are many types of cutting equipment, and most of them are universal, that is, the same cutting equipment can be used to cut different workpieces, and the cutting principle is roughly the same, first positioning and fixing the workpiece, and then cutting it with a tool.

[0004] It was retrieved that in the prior art, a Chinese utility model patent with authorization announcement number CN219819900U disclosed "a cutting device for the production of flexible circuit boards", including a base plate and a fixed splint, the fixed splint is fixed to the base plate, the fixed splint is two parallel plate structures respectively installed on the two side edges of the base plate, the top ends of the two fixed splints are fixed with cylinders through cylinder fixing seats, and the bottom end of the cylinder is connected to a milling cutter through a cylinder shaft, which can effectively fix flexible circuit boards of different thicknesses and widths.

[0005] Although the cutting devices in the prior art including those mentioned above can effectively fix the flexible circuit board and are suitable for flexible circuit boards of different thicknesses and widths, once the flexible circuit board is fixed, the cutting position is determined and cannot be adjusted as needed, which has great limitations in use.

[0006] In order to solve the above problems, the present application proposes an FPC flexible circuit board cutting device. Utility Model Content

[0007] In order to solve the above problems existing in the prior art, the utility model provides an FPC flexible circuit board cutting device, which has the characteristics of being easy to use, easy to adjust and having a wide range of applications.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an FPC flexible circuit board cutting device, comprising a cutting platform and a fixing mechanism, two sets of the fixing mechanisms are symmetrically fixed on the cutting platform, and are used to fix the flexible circuit board, and the cutting platform has a debris removal port, and also includes a cutting mechanism, and the cutting mechanism includes:

[0009] A first guide rail, the first guide rail being fixed on the cutting platform;

[0010] A first side stand plate, the first side stand plate being slidably connected to the first guide rail;

[0011] A driving mechanism, the driving mechanism is drivably connected to the first side stand plate, and is used to drive the first side stand plate to move;

[0012] A top plate No. 1, the top plate No. 1 being fixed to the top end of the side plate No. 1;

[0013] A tool holder, the tool holder is connected below the first top plate;

[0014] a blade, wherein the blade is fixed on the blade holder;

[0015] A No. 1 vertical cylinder is fixed on the No. 1 top plate, and a piston rod of the No. 1 vertical cylinder passes through the No. 1 top plate and is fixedly connected to the tool holder.

[0016] As a preferred technical solution of the utility model, the driving mechanism includes:

[0017] A No. 1 guide slider, which has a No. 1 guide slot on the No. 1 guide rail, the No. 1 guide slider is movable in the No. 1 guide slot, and the No. 1 side plate is fixed on the No. 1 guide slider;

[0018] A No. 1 threaded rod, the No. 1 threaded rod is rotatably mounted in the No. 1 guide slide groove, and the No. 1 threaded rod penetrates the No. 1 guide slide block and is connected to the No. 1 guide slide block by threaded engagement;

[0019] A No. 1 servo motor, wherein the No. 1 servo motor is fixed on the No. 1 guide rail and is used for driving the No. 1 threaded rod to rotate.

[0020] As a preferred technical solution of the utility model, it also includes:

[0021] A No. 1 guide column, wherein two No. 1 guide columns are symmetrically fixed on the tool holder, and the No. 1 guide column passes through the No. 1 top plate.

[0022] As a preferred technical solution of the utility model, it also includes:

[0023] A locking bolt, wherein the locking bolt passes through the tool holder and the blade;

[0024] A locking nut is installed on the protruding end of the locking bolt by threaded engagement.

[0025] As a preferred technical solution of the utility model, the fixing mechanism includes:

[0026] A second guide rail, the second guide rail is fixed on the cutting platform and has a second guide slot;

[0027] A second guide slider, the second guide slider is located in the second guide slot and moves;

[0028] A No. 2 threaded rod, the No. 2 threaded rod is rotatably mounted in the No. 2 guide slide groove, and the No. 2 threaded rod passes through the No. 2 guide slide block and is connected to the No. 2 guide slide block by threaded engagement;

[0029] A second servo motor, the second servo motor is fixed on the second guide rail and is used to drive the second threaded rod to rotate;

[0030] A second side stand plate, the second side stand plate being fixed on the second guide slider;

[0031] A second top plate, the second top plate being fixed to the top end of the second side plate;

[0032] A pressing plate, the pressing plate is located below the second top plate;

[0033] A No. 2 vertical cylinder is fixed on the No. 2 top plate, and a piston rod of the No. 2 vertical cylinder passes through the No. 2 top plate and is fixedly connected to the clamping plate.

[0034] As a preferred technical solution of the utility model, it also includes:

[0035] A No. 2 guide column, two of which are symmetrically fixed on the clamping plate, and the No. 2 guide column passes through the No. 2 top plate.

[0036] As a preferred technical solution of the utility model, it also includes:

[0037] A rubber pad is bonded and fixed to the bottom surface of the pressing plate.

[0038] As a preferred technical solution of the utility model, it also includes:

[0039] A debris collection box is installed at a position corresponding to the debris discharge port at the bottom of the cutting platform by a pulling method, and a handle is fixed on the debris collection box.

[0040] As a preferred technical solution of the utility model, it also includes:

[0041] L-shaped support bars, two of which are symmetrically fixed on the bottom surface of the cutting platform;

[0042] Support bars, two of which are symmetrically fixed on the sundries collection box and embedded in the L-shaped support bar to form a pull-out structure;

[0043] A manual bolt is installed on the L-shaped support bar by screwing.

[0044] Compared with the prior art, the beneficial effects of the utility model are:

[0045] In the utility model, the first side vertical plate is driven to move by a driving mechanism, so that the position of the blade can be adjusted to achieve the adjustment of the cutting position to meet different cutting requirements.

[0046] Other additional advantages and beneficial effects of the present application will be given in part in the following description, and in part will become apparent from the following description, or will be understood through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0047] 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:

[0048] Figure 1 It is a schematic diagram of the structure of the utility model;

[0049] Figure 2 This is a schematic diagram of the axonometric structure of the cutting mechanism in the present utility model;

[0050] Figure 3 This is a schematic diagram of the axonometric structure of the fixing mechanism in the utility model;

[0051] Figure 4 For this utility model Figure 1 A in the figure is an enlarged structural diagram.

[0052] In the figure: 1. cutting platform; 11. debris removal port; 12. L-shaped support bar; 2. cutting mechanism; 21. No. 1 guide rail; 211. No. 1 guide slide; 22. No. 1 side plate; 23. No. 1 top plate; 24. knife holder; 241. No. 1 guide column; 25. blade; 26. No. 1 vertical cylinder; 27. No. 1 guide slide; 28. No. 1 threaded rod; 29. ​​No. 1 servo motor; 3. fixing mechanism; 31 , guide rail No. 2; 311, guide slide No. 2; 32, side plate No. 2; 33, top plate No. 2; 34, clamping plate; 341, guide column No. 2; 342, rubber pad; 35, vertical cylinder No. 2; 36, guide slide No. 2; 37, threaded rod No. 2; 38, servo motor No. 2; 4, sundries box; 41, handle; 42, support bar; 5, locking bolt; 6, locking nut; 7, manual bolt. DETAILED DESCRIPTION

[0053] 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.

[0054] See also Figure 1-Figure 4 The utility model provides the following technical solutions: an FPC flexible circuit board cutting device, including a cutting platform 1 and a fixing mechanism 3, two sets of fixing mechanisms 3 are symmetrically fixed on the cutting platform 1, and are used to fix the flexible circuit board. The cutting platform 1 has a debris removal port 11, and also includes a cutting mechanism 2, and the cutting mechanism 2 includes: a No. 1 guide rail 21, a No. 1 side plate 22, a driving mechanism, a No. 1 top plate 23, a tool holder 24, a blade 25 and a No. 1 vertical cylinder 26.

[0055] Further, by Figure 1 and Figure 2 As shown, in this embodiment, the No. 1 guide rail 21 is fixed on the cutting platform 1, the No. 1 side plate 22 is slidably connected to the No. 1 guide rail 21, the driving mechanism is drivably connected to the No. 1 side plate 22, and is used to drive the No. 1 side plate 22 to move, the No. 1 top plate 23 is fixed to the top of the No. 1 side plate 22, the tool holder 24 is connected to the bottom of the No. 1 top plate 23, the blade 25 is fixed on the tool holder 24, the No. 1 vertical cylinder 26 is fixed on the No. 1 top plate 23, and the piston rod of the No. 1 vertical cylinder 26 passes through the No. 1 top plate 23. After that, it is fixedly connected with the tool holder 24. After adopting the above scheme, when in use, the FPC flexible circuit board blank to be cut is first placed on the cutting platform 1, and the FPC flexible circuit board blank is fixed from both ends respectively by two sets of fixing mechanisms 3. Then, according to the actual cutting needs, the driving mechanism is started to drive the No. 1 side vertical plate 22 to move, and the position of the blade 25 is adjusted. Then, the No. 1 vertical cylinder 26 is started, and the tool holder 24 is pushed down by the piston rod of the No. 1 vertical cylinder 26, and the cutting is achieved by the blade 25.

[0056] Optionally, by Figure 1 and Figure 2As shown, in this embodiment, the driving mechanism includes: a No. 1 guide slider 27, a No. 1 threaded rod 28 and a No. 1 servo motor 29. A No. 1 guide slot 211 is provided on the No. 1 guide rail 21. The No. 1 guide slider 27 is movable in the No. 1 guide slot 211. The No. 1 side plate 22 is fixed on the No. 1 guide slider 27. The No. 1 threaded rod 28 is rotatably installed in the No. 1 guide slot 211. The No. 1 threaded rod 28 penetrates the No. 1 guide slider 27 and is connected to the No. 1 guide slider 27 by threaded engagement. The No. 1 servo motor 29 is fixed on the No. 1 guide rail 21 to drive the No. 1 threaded rod 28 to rotate. After adopting the above scheme, when in use, the No. 1 servo motor 29 is started to drive the No. 1 threaded rod 28 to rotate. Under the action of threaded engagement, the No. 1 guide slider 27 drives the No. 1 side plate 22 to move.

[0057] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, it also includes: a No. 1 guide column 241, two No. 1 guide columns 241 are symmetrically fixed on the tool holder 24, and the No. 1 guide column 241 passes through the No. 1 top plate 23. The tool holder 24 is guided by the set No. 1 guide column 241 to ensure the stability of the tool holder 24.

[0058] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, it also includes: a locking bolt 5 and a locking nut 6. The locking bolt 5 passes through the tool holder 24 and the blade 25. The locking nut 6 is installed on the protruding end of the locking bolt 5 by threaded engagement. After adopting the above scheme, the blade 25 is fixedly installed by the locking bolt 5 and the locking nut 6. The installation is convenient and stable, and it is also convenient to disassemble, repair or replace the blade 25.

[0059] Optionally, by Figure 1 and Figure 3As shown, in this embodiment, the fixing mechanism 3 includes: a No. 2 guide rail 31, a No. 2 guide slider 36, a No. 2 threaded rod 37, a No. 2 servo motor 38, a No. 2 side plate 32, a No. 2 top plate 33, a clamping plate 34 and a No. 2 vertical cylinder 35. The No. 2 guide rail 31 is fixed on the cutting platform 1, and has a No. 2 guide slot 311 on the No. 2 guide rail 31. The No. 2 guide slider 36 is movable in the No. 2 guide slot 311. The No. 2 threaded rod 37 is rotatably installed in the No. 2 guide slot 311, and the No. 2 threaded rod 37 penetrates the No. 2 guide slider 36 and is connected to the No. 2 guide slider 36 by threaded engagement. The No. 2 servo motor 38 is fixed on the No. 2 guide rail 31 to drive the No. 2 threaded rod 37 to rotate. The No. 2 side plate 32 is fixed on the No. 2 guide slider 36. On the top, the No. 2 top plate 33 is fixed to the top of the No. 2 side plate 32, the clamping plate 34 is located below the No. 2 top plate 33, the No. 2 vertical cylinder 35 is fixed on the No. 2 top plate 33, and the piston rod of the No. 2 vertical cylinder 35 penetrates the No. 2 top plate 33 and is fixedly connected with the clamping plate 34. After adopting the above scheme, firstly according to the size of the FPC flexible circuit board blank, start the No. 2 servo motor 38 to drive the No. 2 threaded rod 37 to rotate, so that the No. 2 guide slider 36 drives the No. 2 side plate 32 to move under the action of thread rotation, adjust the initial position of the clamping plate 34, and then start the No. 2 vertical cylinder 35, and the piston rod of the No. 2 vertical cylinder 35 pushes the clamping plate 34 downward, and the FPC flexible circuit board blank is clamped by the clamping plate 34, so that the FPC flexible circuit board blank can be fixed.

[0060] Preferably, by Figure 1 and Figure 3 As shown, in this embodiment, it also includes: a No. 2 guide column 341, two No. 2 guide columns 341 are symmetrically fixed on the clamping plate 34, and the No. 2 guide column 341 passes through the No. 2 top plate 33. The clamping plate 34 is guided by the set No. 2 guide column 341 to improve the stability of the clamping plate 34.

[0061] Preferably, by Figure 1 and Figure 3 As shown, in this embodiment, it also includes: a rubber pad 342, which is bonded and fixed to the bottom surface of the clamping plate 34, and the rubber pad 342 is flexible. When the clamping plate 34 presses the FPC flexible circuit board blank, the rubber pad 342 shrinks, thereby ensuring the stability and safety of the FPC flexible circuit board blank.

[0062] Preferably, by Figure 1As shown, in this embodiment, it also includes: a debris collection box 4, which is installed at the bottom of the cutting platform 1 at a position corresponding to the debris discharge port 11 by a pulling method, and a handle 41 is fixed on the debris collection box 4. Through the arrangement of the debris collection box 4, after cutting is completed, the No. 2 servo motor 38 is started to drive the No. 2 threaded rod 37 to rotate, and at the same time, the No. 2 vertical cylinder 35 is started to drive the clamping plate 34 to move downward, so that the rubber pad 342 fits the cutting platform 1, and the waste can be pushed out through the clamping plate 34, so that the waste enters the debris collection box 4 from the debris discharge port 11 for collection, which is convenient for centralized processing.

[0063] Optionally, by Figure 1 and Figure 4 As shown, in this embodiment, it also includes: L-shaped support bars 12, support bars 42 and manual bolts 7. The two L-shaped support bars 12 are symmetrically fixed on the bottom surface of the cutting platform 1, and the two support bars 42 are symmetrically fixed on the debris collection box 4 and embedded in the L-shaped support bars 12 to form a pull-out structure. The manual bolts 7 are installed on the L-shaped support bars 12 by threaded engagement. After adopting the above scheme, the pull-out installation of the debris collection box 4 is realized by setting the L-shaped support bars 12 and the support bars 42. The installation and disassembly are convenient, and it is convenient to install, use and disassemble and clean. When the debris collection box 4 is in the installed state, tighten the manual bolts 7 to press against the debris collection box 4 to ensure the stability of the installation of the debris collection box 4.

[0064] It should be noted that the No. 1 vertical cylinder 26, the No. 1 servo motor 29, the No. 2 vertical cylinder 35 and the No. 2 servo motor 38 are all conventional commercially available equipment with built-in power switches. Those skilled in the art can make conventional selections according to usage requirements. Their working principles are common knowledge known to those skilled in the art and have been fully disclosed by the prior art, and will not be elaborated in this article.

[0065] The circuit connection involved in the utility model is a common means used by those skilled in the art, and technical inspiration can be obtained through a limited number of experiments, and it belongs to the widely used existing technology.

[0066] Components not described in detail herein are prior art.

[0067] Working principle and use process of the utility model: When the cutting device of the utility model is used, the FPC flexible circuit board blank to be cut is first placed on the cutting platform 1, and according to the size of the FPC flexible circuit board blank, the No. 2 servo motor 38 is started to drive the No. 2 threaded rod 37 to rotate, so that the No. 2 guide slider 36 drives the No. 2 side plate 32 to move under the action of the thread rotation, and the initial position of the clamping plate 34 is adjusted, and then the No. 2 vertical cylinder 35 is started, and the piston rod of the No. 2 vertical cylinder 35 pushes the clamping plate 34 downward, and the FPC flexible circuit board blank is clamped by the clamping plate 34, so that the FPC flexible circuit board blank can be fixed;

[0068] Then, according to the actual cutting needs, the No. 1 servo motor 29 is started to drive the No. 1 threaded rod 28 to rotate. Under the action of the thread rotation, the No. 1 guide slider 27 drives the No. 1 side plate 22 to move, and the position of the blade 25 is adjusted. Then the No. 1 vertical cylinder 26 is started, and the piston rod of the No. 1 vertical cylinder 26 pushes the knife holder 24 downward to achieve cutting with the blade 25.

[0069] After the cutting is completed, the No. 2 servo motor 38 is started to drive the No. 2 threaded rod 37 to rotate, and the No. 2 vertical cylinder 35 is started to drive the clamping plate 34 to move downward, so that the rubber pad 342 fits the cutting platform 1. The waste can be pushed out through the clamping plate 34, so that the waste enters the waste collection box 4 from the waste discharge port 11 for collection, which is convenient for centralized processing.

[0070] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded 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 utility model shall be included in the protection scope of the utility model.

Claims

1. A FPC flexible circuit board cutting device, comprising a cutting platform (1) and a fixing mechanism (3), wherein two sets of the fixing mechanisms (3) are symmetrically fixed on the cutting platform (1) for fixing the flexible circuit board, and the cutting platform (1) is provided with a debris removal port (11), characterized in that: The invention also comprises a cutting mechanism (2), wherein the cutting mechanism (2) comprises: A first guide rail (21), wherein the first guide rail (21) is fixed on the cutting platform (1); A first side stand plate (22), the first side stand plate (22) being slidably connected to the first guide rail (21); A driving mechanism, the driving mechanism being drivably connected to the first side stand plate (22) and used for driving the first side stand plate (22) to move; A top plate (23) is fixed to the top of the side plate (22); A tool holder (24), the tool holder (24) being connected below the first top plate (23); A blade (25), wherein the blade (25) is fixed on the blade holder (24); A No. 1 vertical cylinder (26), the No. 1 vertical cylinder (26) is fixed on the No. 1 top plate (23), and the piston rod of the No. 1 vertical cylinder (26) passes through the No. 1 top plate (23) and is fixedly connected to the tool holder (24).

2. The FPC flexible circuit board cutting device according to claim 1, characterized in that: The driving mechanism comprises: A No. 1 guide slider (27), having a No. 1 guide slot (211) on the No. 1 guide rail (21), the No. 1 guide slider (27) being movable in the No. 1 guide slot (211), and the No. 1 side plate (22) being fixed on the No. 1 guide slider (27); A No. 1 threaded rod (28), the No. 1 threaded rod (28) being rotatably mounted in the No. 1 guide slide groove (211), and the No. 1 threaded rod (28) passing through the No. 1 guide slide block (27) and being connected to the No. 1 guide slide block (27) by means of a threaded engagement; A No. 1 servo motor (29), the No. 1 servo motor (29) is fixed on the No. 1 guide rail (21) and is used to drive the No. 1 threaded rod (28) to rotate.

3. The FPC flexible circuit board cutting device according to claim 1, characterized in that: Also includes: A No. 1 guide column (241), wherein two No. 1 guide columns (241) are symmetrically fixed on the tool holder (24), and the No. 1 guide column (241) passes through the No. 1 top plate (23).

4. The FPC flexible circuit board cutting device according to claim 1, characterized in that: Also includes: A locking bolt (5), wherein the locking bolt (5) passes through the blade holder (24) and the blade (25); A locking nut (6) is installed on the protruding end of the locking bolt (5) by means of threaded engagement.

5. The FPC flexible circuit board cutting device according to claim 1, characterized in that: The fixing mechanism (3) comprises: A second guide rail (31), the second guide rail (31) being fixed on the cutting platform (1), and having a second guide slot (311) on the second guide rail (31); A second guide slider (36), the second guide slider (36) is located in the second guide slot (311) and moves; A second threaded rod (37), the second threaded rod (37) being rotatably mounted in the second guide slide groove (311), and the second threaded rod (37) passing through the second guide slide block (36) and being connected to the second guide slide block (36) by means of a threaded engagement; A second servo motor (38), the second servo motor (38) being fixed on the second guide rail (31) and used for driving the second threaded rod (37) to rotate; A second side stand plate (32), wherein the second side stand plate (32) is fixed on the second guide slide block (36); A second top plate (33), the second top plate (33) being fixed to the top end of the second side plate (32); A pressing plate (34), the pressing plate (34) being located below the second top plate (33); A No. 2 vertical cylinder (35), wherein the No. 2 vertical cylinder (35) is fixed on the No. 2 top plate (33), and a piston rod of the No. 2 vertical cylinder (35) passes through the No. 2 top plate (33) and is fixedly connected to the clamping plate (34).

6. The FPC flexible circuit board cutting device according to claim 5, characterized in that: Also includes: A No. 2 guide column (341), wherein two No. 2 guide columns (341) are symmetrically fixed on the clamping plate (34), and the No. 2 guide columns (341) penetrate the No. 2 top plate (33).

7. The FPC flexible circuit board cutting device according to claim 5, characterized in that: Also includes: A rubber pad (342) is bonded and fixed to the bottom surface of the pressing plate (34).

8. The FPC flexible circuit board cutting device according to claim 1, characterized in that: Also includes: A debris collection box (4) is installed at a position corresponding to the debris discharge opening (11) at the bottom of the cutting platform (1) by a pulling method, and a handle (41) is fixed on the debris collection box (4).

9. The FPC flexible circuit board cutting device according to claim 8, characterized in that: Also includes: L-shaped support bars (12), two L-shaped support bars (12) are symmetrically fixed on the bottom surface of the cutting platform (1); Support bars (42), two of the support bars (42) are symmetrically fixed on the sundries collection box (4) and embedded in the L-shaped support bar (12) to form a pull-out structure; A manual bolt (7), wherein the manual bolt (7) is installed on the L-shaped support bar (12) by screwing.

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