CN112046027B - Medium-and-large-size FPC one-piece cutting device and technology thereof - Google Patents
Medium-and-large-size FPC one-piece cutting device and technology thereof Download PDFInfo
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- CN112046027B CN112046027B CN202011040372.9A CN202011040372A CN112046027B CN 112046027 B CN112046027 B CN 112046027B CN 202011040372 A CN202011040372 A CN 202011040372A CN 112046027 B CN112046027 B CN 112046027B
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- 238000005520 cutting process Methods 0.000 title claims abstract description 111
- 238000005516 engineering process Methods 0.000 title description 4
- 230000007246 mechanism Effects 0.000 claims abstract description 85
- 238000003825 pressing Methods 0.000 claims abstract description 39
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000009471 action Effects 0.000 claims description 5
- 238000005728 strengthening Methods 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 5
- 238000009501 film coating Methods 0.000 abstract description 4
- 239000007888 film coating Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000012528 membrane Substances 0.000 description 21
- 230000003014 reinforcing effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 210000002489 tectorial membrane Anatomy 0.000 description 4
- 238000010009 beating Methods 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/001—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
- B29C63/0004—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
- B29C63/02—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3425—Printed circuits
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a medium-large size FPC integrated cutting device which comprises a mounting frame, wherein a film pressing mechanism is fixedly connected to the top of the mounting frame, a transmission mechanism is fixedly arranged in the middle of the mounting frame, the transmission mechanism comprises a motor, rollers and a conveyor belt, the motor is symmetrically and fixedly arranged on the side wall of the mounting frame, the output end of the motor is rotationally connected with the rollers through a rotating shaft, a plurality of the rollers are symmetrically and fixedly connected to the two sides of the mounting frame, the conveyor belt is sleeved between the rollers on one side, a cutting mechanism is fixedly arranged in the middle of the mounting frame, the cutting mechanism comprises a cutting table, a film bearing table, a cutting knife and an elastic mechanism, the cutting table is fixedly connected to the bottom wall of the mounting frame, a placing groove is formed in the middle of the cutting table, and two knife grooves are symmetrically formed in the two sides of the placing groove. The invention facilitates the manufacturing process of the FPC, and can avoid the generation of defects by performing film coating operation on the FPC while cutting the FPC, and the edge of the product is smoother.
Description
Technical Field
The invention belongs to the technical field of road board processing equipment, and particularly relates to a medium-large-size FPC integrated cutting device.
Background
The flexible printed circuit board, called FPC for short, is a flexible printed circuit board which is made of polyimide or polyester film as a base material and has the characteristics of high reliability, high wiring density, light weight, thin thickness and good bending property. At present, the processing in the field of circuit boards, in particular to a Flexible Printed Circuit (FPC) board attaching material, is formed by punching a strip FPC board through a punching die, and the punched circuit board has good dimensional stability. In the medium-and-large-size FPC project, the conventional technology is a micro-connection technology at present, connection points are added, and a post-stamping patch is arranged.
But increase the tie point and can lead to FPC edge unevenness to produce the filigree to can lead to the product tearing when tearing the link position, and because of FPC takes shape earlier, whole FPC only connects the position and connects more scattered, can lead to beating a precision decline, and lead to beating a false welding easily, lead to bad product outflow.
Disclosure of Invention
The invention aims to solve the defect of uneven edges of FPC, and provides a medium-and-large-size FPC integrated cutting device which can avoid generating defects, has smooth edges and does not have hairline.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a integrative cutting device of medium and large size FPC, includes the mounting bracket, mounting bracket top fixedly connected with film pressing mechanism, fixed mounting has drive mechanism in the middle of the mounting bracket, drive mechanism includes motor, gyro wheel and conveyer belt, motor symmetry fixed mounting is in the mounting bracket lateral wall, and the output is connected through pivot and gyro wheel rotation, a plurality of gyro wheel symmetry fixed connection is in the mounting bracket both sides, the conveyer belt cover is established between a plurality of gyro wheels of one side, the conveyer belt symmetry is installed in the mounting bracket both sides, fixed mounting has a cutting mechanism in the middle of the mounting bracket, cutting mechanism includes cutting platform, film bearing platform, cutting knife and elastic mechanism, cutting platform fixed connection is at the mounting bracket diapire, and inside has seted up the standing groove, two knife grooves have been seted up to the standing groove bilateral symmetry, the film bearing platform passes through elastic mechanism fixed connection in cutting platform top, the film bearing platform inside has seted up the pressure membrane mouth, and has two cutting knife through sliding mounting of sliding mechanism symmetry, the pressure membrane mouth area is bigger than film pressing mechanism bottom surface, cutting mechanism is located cutting platform, cut edge support, sliding groove, sliding connection are located cutting platform, sliding groove and sliding bar, cutting platform, sliding connection are located cutting platform, and are located at one side, and are fixed connection, and are cut-off at the sliding bar, and are cut-off top, and are fixed to be cut-off by the sliding bar, and are located at one side, and the fixed to the top and cut-off bar, and the sliding bar, and cut-off station, and the cutting bar and cut. The sliding strip is slidably mounted inside the sliding groove, the sections of the sliding strip and the sliding groove are T-shaped, one side of the sliding strip is fixedly connected with a pull block, the pull block comprises a sliding block and a handle, two ends of the sliding block are fixedly connected with the sliding strip and the handle respectively, the sliding strip is slidably mounted inside the sliding groove, and the area of the handle is longer than that of the notch of the sliding groove.
Preferably, the spout top fixed mounting has reinforcing mechanism, reinforcing mechanism is including supporting piece, screw hole, threaded rod and turning block, the screw hole is offered and is close to one side of pressing the membrane mechanism at the support membrane platform, and communicates the spout roof, threaded rod threaded connection is inside the screw hole, and both ends respectively with turning block and support piece fixed connection, support the piece and install in the spout.
Preferably, the side part of the mounting frame is fixedly connected with a film guiding strip, the section of the film guiding strip is L-shaped, the bottom surface of the film guiding strip is upward, and the film guiding strip is positioned above the conveyor belt and has a certain interval in the middle.
Preferably, the film pressing mechanism comprises a hydraulic machine, a telescopic rod and a pressing block, wherein the hydraulic machine is fixedly connected to the top wall of the mounting frame, and two ends of the telescopic rod are respectively and fixedly connected with the output end of the hydraulic machine and the pressing block.
Preferably, the sliding block is sleeved with a fixed sleeve with an inverted circular table, the fixed sleeve is made of elastic materials, and one end with a small bottom surface is close to the sliding strip.
Preferably, the handle is sleeved with an anti-slip sleeve, and the anti-slip sleeve is made of rubber.
A cutting process of a medium-and-large-size FPC integrated cutting device, the cutting process comprising the steps of: :
S1: the cutting knife is fixedly arranged inside the film bearing table through the sliding mechanism, and the sliding strip is fixed inside the sliding groove through the adjusting rotating block by the abutting piece.
S2: the film is arranged on the transmission mechanism, the film is arranged on the transmission belt, two sides of the film are fixed inside the film guiding strip, and the FPC is arranged in the placing groove in the cutting table.
S3: the starting device, the press die mechanism starts, the hydraulic press is through the telescopic link with the briquetting downwardly acting, the briquetting presses the FPC surface through pressing the membrane mouth with the membrane, simultaneously because the support membrane platform is connected with cutting the platform through elastic mechanism, when the briquetting is downwardly, support the membrane platform and move down together, fixed mounting cuts the cutter in support membrane platform bottom and acts on the FPC surface, cuts FPC.
S4: after the film is covered and cut, the pressing block leaves the film bearing table, the film bearing table returns to the original position due to the action of the spring on the elastic mechanism, at the moment, the motor in the transmission mechanism is started, the film moves along the transmission belt, a new film is covered above the film pressing port, and the next film covering and cutting processing is waited.
Compared with the prior art, the invention has the beneficial effects that:
Placing the installation membrane on the film bearing table, placing the FPC that will cut inside the standing groove, when needs cut and tectorial membrane to FPC, start the film pressing mechanism, the hydraulic press begins the operation, the briquetting is applied to the film pressing mouth of film bearing table inside, press the membrane downwards, simultaneously with whole film bearing table downwardly operating, cut the cutter and act on and lay on the inside FPC of standing groove, cut FPC when laminating FPC, after tectorial membrane and cutting, because elastic mechanism's effect, the film bearing table upward movement resumes the normal position, simultaneously because drive mechanism's drive effect, move the membrane forward, lay the press film mouth with new membrane, prepare to carry out the tectorial membrane of next time and cut the operation, when cutting the cutter and appear wearing and tearing, through adjusting the fixation of strengthening mechanism to the inside draw runner, cut the cutter and take out from the spout is inside through the pull block, the cutter that cuts out the damage is changed, the dismantlement and the change of damage cutter have been made things convenient for, the high efficiency of cutting of device has been guaranteed. The invention facilitates the manufacturing process of the FPC, and the FPC is subjected to film coating operation while being cut, so that the defects can be avoided, the edge of the product can be smoother, and no fuzzing exists.
Drawings
Fig. 1 is a schematic structural diagram of an integrated cutting device for medium and large-sized FPCs according to the present invention;
FIG. 2 is an enlarged view of the structure of FIG. 1 at A;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
Fig. 4 is a schematic side view of a medium-and-large-size FPC integrated cutting device according to the present invention;
fig. 5 is an enlarged view of the structure at C in fig. 4.
In the figure: 1 mounting bracket, 2 film pressing mechanism, 21 hydraulic press, 22 telescopic link, 23 briquetting, 3 drive mechanism, 31 motor, 32 gyro wheel, 33 conveyer belt, 4 cutting mechanism, 41 cutting platform, 42 film bearing platform, 43 cutting knife, 44 elastic mechanism, 441 slide bar, 442 supporting rod, 443 spring, 444 stopper, 5 standing groove, 6 knife slot, 7 film pressing mouth, 8 sliding mechanism, 81 spout, 82 slide bar, 9 strengthening mechanism, 91 supporting piece, 92 screw hole, 93 threaded rod, 94 turning block, 10 film guiding strip, 11 sliding block, 12 handle.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-5, an integrative cutting device of medium and large size FPC, including mounting bracket 1, mounting bracket 1 top fixedly connected with film pressing mechanism 2, mounting bracket 1 middle fixed mounting has drive mechanism 3, drive mechanism 3 includes motor 31, gyro wheel 32 and conveyer belt 33, motor 31 symmetry fixed mounting is in mounting bracket 1 lateral wall, and the output is rotated with gyro wheel 32 through the pivot and is connected, a plurality of gyro wheels 32 symmetry fixed connection is in mounting bracket 1 both sides, the conveyer belt 33 cover is established between a plurality of gyro wheels 32 of one side, conveyer belt 33 symmetry is installed in mounting bracket 1 both sides, mounting bracket 1 middle fixed mounting has cutting mechanism 4, cutting mechanism 4 includes cutting table 41, hold membrane table 42, cutting knife 43 and elastic mechanism 44, cutting table 41 fixed connection is at mounting bracket 1 diapire, and inside has seted up standing groove 5, two knife groove 6 have been seted up to standing groove 5 bilateral symmetry, hold membrane table 42 is through elastic mechanism 44 fixed connection in cutting table 41 top, hold membrane table 42 inside has seted up pressure membrane mouth 7, and through slide mounting 8 symmetry have two cutting mechanism 43, cutting knife 7 bottom surface 7, cutting knife 43 is located the big knife groove 6 is located in the area of cutting knife 6 top of pressing mechanism 43, cutting knife 6 space.
In the embodiment of the technical scheme, the mounting film is placed on the film bearing table 42, the FPC to be cut is placed in the placing groove 5, when the FPC is required to be cut and coated, the film pressing mechanism 2 is started, the hydraulic press 21 starts to operate, the pressing block 23 acts on the film pressing opening 7 in the film bearing table 42, the film is pressed downwards, the whole film bearing table 42 is simultaneously operated downwards, the cutting knife 43 acts on the FPC placed in the placing groove 5, the FPC is cut while being coated, after the film is coated and cut, the film bearing table 42 moves upwards due to the action of the elastic mechanism 44, the film is restored to the original position, meanwhile, the film is moved forwards due to the driving action of the driving mechanism 3, a new film is placed in the film pressing opening 7, the next film coating and cutting operation are prepared, when the cutting knife 43 is worn, the fixing degree of the reinforcing mechanism 9 on the sliding strip 82 in the sliding groove 81 is adjusted, the cutting knife 43 is taken out from the sliding groove 81 through the pulling block, the damaged cutting knife 43 is replaced, and the damaged cutting knife 43 is convenient to detach and the high-efficient device for replacing the damaged cutting knife 43 is ensured. The invention facilitates the manufacturing process of the FPC, and the FPC is subjected to film coating operation while being cut, so that the defects can be avoided, the edge of the product can be smoother, and no fuzzing exists.
According to the preferred technical scheme in the embodiment, the elastic mechanism 44 comprises a sliding rod 441, a propping ring 442, a spring 443 and a limiting block 444, two ends of the sliding rod 441 are fixedly connected with the top of the cutting table 41 and the limiting block 444 respectively, four sliding rods 441 are fixedly connected to four corners of the cutting table 41 and penetrate through the film bearing table 42, the propping ring 442 is sleeved on the sliding rod and positioned between the cutting table 41 and the film bearing table 42, the spring 443 is sleeved on the sliding rod 441, and two ends of the spring 443 are fixedly connected with the propping ring 442 and the top of the cutting table 41 respectively, the elastic mechanism 44 is arranged, so that the up-and-down movement of the film bearing table 42 is facilitated, after the film covering and cutting of the device are finished, the device automatically rebounds, and the next film covering and cutting are facilitated;
The sliding mechanism 8 comprises a sliding groove 81 and a sliding bar 82, the sliding groove 81 is symmetrically formed in one side of the film bearing table 42, which is close to the cutting table 41, the sliding bar 82 is fixedly connected to one end of the cutting knife 43, which is far away from the knife groove 6, the sliding bar 82 is slidably mounted in the sliding groove 81, the sections of the sliding bar 82 and the sliding groove 81 are both T-shaped, the friction of the sliding mechanism 8 to the cutting knife 43 is changed into sliding friction, the installation of the cutting knife 43 is facilitated, and meanwhile, the cutting knife 43 is movably arranged, and the replacement and the disassembly of the cutting knife 43 are facilitated;
The top of the sliding groove 81 is fixedly provided with the reinforcing mechanism 9, the reinforcing mechanism 9 comprises a supporting piece 91, a threaded hole 92, a threaded rod 93 and a rotating block 94, the threaded hole 92 is formed in one side of the film bearing table 42, which is close to the film pressing mechanism 2, and is communicated with the top wall of the sliding groove 81, the threaded rod 93 is in threaded connection with the inside of the threaded hole 92, two ends of the threaded rod are respectively fixedly connected with the rotating block 94 and the supporting piece 91, the supporting piece 91 is arranged in the sliding groove 81, the reinforcing mechanism 9 strengthens the fixation of the sliding bar 82 in the sliding groove 81, the cutting knife 43 is prevented from sliding off in the processing process, and the body safety of a processing person is protected;
The side part of the mounting frame 1 is fixedly connected with a film guiding strip 10, the cross section of the film guiding strip 10 is L-shaped, the bottom surface of the film guiding strip is upward, the film guiding strip 10 is positioned above the conveying belt 33, a certain interval is arranged in the middle of the film guiding strip, the film guiding strip 10 is used for fixedly guiding and arranging the film arranged on the film bearing table 42, and the film covering effect is poor due to the fact that the position of the film is offset during covering is avoided;
The sliding bar 82 is fixedly connected with a pull block on one side, the pull block comprises a sliding block 11 and a pull handle 12, two ends of the sliding block 11 are respectively fixedly connected with the sliding bar 82 and the pull handle 12, the sliding block is slidably arranged in the sliding groove 81, the pull handle 12 is of a strip shape, the area of the pull handle is larger than that of a notch of the sliding groove 81, the pull block is arranged to facilitate the disassembly and replacement of the sliding bar 82, and the position of the sliding bar 82 is moved by pulling the pull handle 12;
The film pressing mechanism 2 comprises a hydraulic press 21, a telescopic rod 22 and a pressing block 23, wherein the hydraulic press 21 is fixedly connected to the top wall of the mounting frame 1, two ends of the telescopic rod 22 are respectively and fixedly connected with the output end of the hydraulic press 21 and the pressing block 23, and the film pressing mechanism 2 is arranged to repeatedly press the cutting knife 43 up and down and cover the film on the surface of the FPC;
The sliding block 11 is sleeved with a fixed sleeve of an inverted round table, the fixed sleeve is made of elastic materials, one end with a small bottom surface is close to the sliding bar 82, the fixed sleeve is arranged to limit the position of the handle 12 conveniently, and the sliding block 11 is clamped inside the sliding groove 81 conveniently;
The anti-slip sleeve is sleeved on the handle 12 and made of rubber, and the handle 12 has an auxiliary function for disassembling and installing the sliding strip 82, so that a user can replace the cutting knife 43, and the replacement step is facilitated.
The cutting process based on the medium-and-large-size FPC integrated cutting device comprises the following steps of:
S1: the cutting knife 43 is fixedly installed inside the film bearing table 42 through the sliding mechanism 8, the sliding strip 82 is fixed inside the sliding groove 81 through the adjusting rotating block 94 by the abutting piece 91, and the cutting knife 43 which is possibly damaged is detached or replaced, so that incomplete cutting caused by damage of the cutting knife 43 is avoided, and the cutting effect is poor.
S2: the film is arranged on the transmission mechanism 3, the film is arranged on the transmission belt 33, meanwhile, the two sides of the film are fixed inside the film guiding strip 10, the FPC is arranged in the placing groove 5 in the cutting table 41, the positions of the film and the FPC are placed correctly, and the deviation of the positions generated in the processing process is prevented, so that the finished product processed finally is unqualified.
S3: the starting device, press mold mechanism 2 starts, hydraulic press 21 is through telescopic link 22 with briquetting 23 downwardly acting, briquetting 23 presses the FPC surface through pressing the membrane mouth 7, simultaneously because hold membrane platform 42 is connected with cut platform 41 through elastic mechanism 44, when briquetting 23 downwardly, hold membrane platform 42 moves down together, cutting knife 43 of fixed mounting in hold membrane platform 42 bottom acts on the FPC surface, cut FPC and handle, the tectorial membrane with cut and accomplish at the same time, reduced multiple processing, reduced time and cost of labor, improved the economic benefits of producer.
S4: after the film is covered and cut, the pressing block 23 leaves the film bearing table 42, the film bearing table 42 returns to the original position due to the action of the spring 443 on the elastic mechanism 44, at this time, the motor 31 in the transmission mechanism 3 is started, the film moves along the conveying belt 33, a new film is covered above the film pressing port 7, the film is waited for the next film covering and cutting processing, and the film is automatically replaced, so that the whole device does not need to be manually operated during processing, and the operation is simpler and more convenient.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides an integrative cutting device of medium and large size FPC, includes mounting bracket (1), a serial communication port, mounting bracket (1) top fixedly connected with press mold mechanism (2), fixed mounting has drive mechanism (3) in the middle of mounting bracket (1), drive mechanism (3) include motor (31), gyro wheel (32) and conveyer belt (33), motor (31) symmetry fixed mounting is in mounting bracket (1) lateral wall, and the output is rotationally connected through pivot and gyro wheel (32), a plurality of gyro wheel (32) symmetry fixed connection is in mounting bracket (1) both sides, conveyer belt (33) cover is established between a plurality of gyro wheels (32) of one side, conveyer belt (33) symmetry are installed in mounting bracket (1) both sides, fixed mounting has cutting mechanism (4) in the middle of mounting bracket (1), cutting mechanism (4) are including cutting platform (41), carrier film platform (42), cutter (43) and elastic mechanism (44), cutting platform (41) fixed connection is in mounting bracket (1) diapire, and inside seting up standing groove (5), 5) are equipped with two sides (6) and are cut in elastic mechanism (44) both sides, the film bearing table (42) is internally provided with a film pressing port (7), two cutting knives (43) are symmetrically and slidably arranged through a sliding mechanism (8), the area of the film pressing port (7) is larger than that of the bottom surface of the film bearing mechanism (2), the cutting knives (43) are positioned right above a knife groove (6), the inner space of the knife groove (6) is larger than the volume of the cutting knives (43), the elastic mechanism (44) comprises a sliding rod (441), a supporting ring (442), a spring (443) and a limiting block (444), two ends of the sliding rod (441) are respectively and fixedly connected with the top of the cutting table (41) and the limiting block (444), four sliding rods (441) are fixedly connected to four corners of the cutting table (41) and penetrate through the film bearing table (42), the supporting ring (442) is sleeved on the sliding rod and positioned between the cutting table (41) and the film bearing table (42), two ends of the spring (443) are respectively sleeved on the sliding rod (441) and fixedly connected with the supporting ring (442) and the top of the cutting table (41), the sliding rod (82) is far away from one side of the sliding rod (81) and is fixedly connected with the cutting table (82) and the sliding rod (81) and is far away from one side of the sliding table (81), slide (82) slidable mounting is inside spout (81), and slide (82) and spout (81) cross-section are T shape, press mold mechanism (2) are including hydraulic press (21), telescopic link (22) and briquetting (23), hydraulic press (21) fixed connection is at mounting bracket (1) roof, telescopic link (22) both ends respectively with hydraulic press (21) output and briquetting (23) fixed connection.
2. The integrative cutting device of medium and large size FPC of claim 1, characterized in that spout (81) top fixed mounting has strengthening mechanism (9), strengthening mechanism (9) are including supporting piece (91), screw hole (92), threaded rod (93) and turning block (94), screw hole (92) are seted up and are close to one side of film pressing mechanism (2) at film-bearing platform (42), and communicate spout (81) roof, threaded rod (93) threaded connection is inside screw hole (92), and both ends respectively with turning block (94) and support piece (91) fixed connection, support piece (91) install in spout (81).
3. The integrated cutting device for the medium-large-size FPC (flexible printed circuit) according to claim 2, wherein a film guide strip (10) is fixedly connected to the side part of the mounting frame (1), the cross section of the film guide strip (10) is L-shaped, the bottom surface of the film guide strip is upward, and the film guide strip (10) is positioned above the conveying belt (33) with a certain interval in the middle.
4. The integrated cutting device for the medium-large-size FPC (flexible printed circuit) according to claim 3, wherein a pull block is fixedly connected to one side of the sliding strip (82), the pull block comprises a sliding block (11) and a handle (12), two ends of the sliding block (11) are fixedly connected with the sliding strip (82) and the handle (12) respectively, the sliding block is slidably mounted inside the sliding groove (81), and the handle (12) is of a strip shape and has an area larger than the area of a notch of the sliding groove (81).
5. The device for integrally cutting the medium-and-large-size FPC according to claim 4, wherein the sliding block (11) is sleeved with a fixing sleeve of an inverted circular truncated cone, the fixing sleeve is made of elastic materials, and one end with a small bottom surface is close to the sliding strip (82).
6. The large and medium-sized FPC integrated cutting device according to claim 5, wherein the handle (12) is provided with an anti-slip cover, and the anti-slip cover is made of rubber.
7. A cutting process based on the medium-and-large-size FPC integrated cutting device according to claim 6, characterized in that the cutting process comprises the steps of:
S1: the cutting knife (43) is fixedly arranged in the film bearing table (42) through the sliding mechanism (8), and the sliding strip (82) is fixed in the sliding groove (81) through the adjusting rotating block (94) by the abutting piece (91);
s2: the film is arranged on a transmission mechanism (3), the film is arranged on a conveyor belt (33), two sides of the film are fixed inside a film guiding strip (10), and the FPC is arranged in a placing groove (5) in a cutting table (41);
S3: the starting device is used for starting the film pressing mechanism (2), the hydraulic press (21) downwards acts on the pressing block (23) through the telescopic rod (22), the pressing block (23) presses a film to the surface of the FPC through the film pressing opening (7), meanwhile, the film bearing table (42) is connected with the cutting table (41) through the elastic mechanism (44), when the pressing block (23) downwards acts on the pressing block, the film bearing table (42) downwards moves together, and the cutting knife (43) fixedly arranged at the bottom of the film bearing table (42) acts on the surface of the FPC to cut the FPC;
S4: after the film is covered and cut, the pressing block (23) leaves the film bearing table (42), the film bearing table (42) returns to the original position under the action of the spring (443) on the elastic mechanism (44), at the moment, the motor (31) in the transmission mechanism (3) is started, the film moves along the conveying belt (33), a new film is covered above the film pressing opening (7), and the next film covering and cutting processing is waited.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011040372.9A CN112046027B (en) | 2020-09-28 | 2020-09-28 | Medium-and-large-size FPC one-piece cutting device and technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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