CN110722025B - Automatic bending machine of flexible circuit board - Google Patents
Automatic bending machine of flexible circuit board Download PDFInfo
- Publication number
- CN110722025B CN110722025B CN201910853723.9A CN201910853723A CN110722025B CN 110722025 B CN110722025 B CN 110722025B CN 201910853723 A CN201910853723 A CN 201910853723A CN 110722025 B CN110722025 B CN 110722025B
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- circuit board
- roller
- seat
- bending
- bearing
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- 238000005452 bending Methods 0.000 title claims abstract description 96
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 238000005096 rolling process Methods 0.000 claims abstract description 7
- 238000000465 moulding Methods 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims description 25
- 238000007493 shaping process Methods 0.000 claims description 25
- 230000008859 change Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012545 processing Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000013589 supplement Substances 0.000 description 4
- 230000007306 turnover Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process 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
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/002—Positioning devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
- B21D1/02—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling by rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/006—Bending sheet metal along straight lines, e.g. to form simple curves combined with measuring of bends
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/04—Bending sheet metal along straight lines, e.g. to form simple curves on brakes making use of clamping means on one side of the work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention discloses an automatic bending machine for a flexible circuit board, which structurally comprises: the invention relates to a hood, a bending mechanism, a positioning plate, a starting switch, a base, an operation key and a display screen, which have the beneficial effects that: the conventional mode of adopting the powerful bending of impact to mould the type to the circuit board work piece has been changed through structurally rolling the roller and has been used the comparatively gentle roll-type of application of force to buckle, utilize the flexible seat of exerting pressure that implements for pressure release on the clamp seat of stereotyping, can realize the preliminary bending of circuit board work piece and mould the type, and change the roller structure of buckling through the upset, the upper and lower interval of roller and lower roll is gone up in the adjustment, utilize last roller and lower roll then be 360 the opposite but the rolling force that the same unique structure of rotatory acting surface produced of direction of rotation roll to the circuit board work piece roll-in of preliminary moulding and release the work piece after accomplishing the work of buckling, this mode of buckling is less to the impact of work piece, can effectively guarantee the structural integrity of work piece.
Description
Technical Field
The invention relates to the field of flexible circuit board equipment, in particular to an automatic bending machine for a flexible circuit board.
Background
The flexible printed circuit board is a flexible printed circuit board which is made of polyimide or polyester film as a base material and has high reliability and excellent flexibility, because the flexible printed circuit board can be freely bent, wound and folded, can be randomly arranged according to the requirement of spatial layout, and can be freely moved and stretched in a three-dimensional space, thereby achieving the integration of component assembly and wire connection, greatly reducing the volume and weight of electronic products, meeting the requirement of the electronic products on the development towards high density, miniaturization and high reliability, and having the advantages of good heat dissipation and weldability, easy assembly and connection, lower comprehensive cost and the like, the design of combining soft and hard materials also makes up the slight deficiency of the flexible base material on the bearing capacity of elements to a certain extent, so the flexible printed circuit board has wide application, and also obtains industrial attention aiming at the bending process of the flexible printed circuit board, the existing bending process adopts high-strength impact to bend the flexible printed circuit board, but the circuit board easily arouses the damage of flexible circuit when receiving the impact in the twinkling of an eye, and the cost of manufacture of flexible circuit board is higher, and it is the task focus of processing to effectively avoid the circuit board to receive the damage at the in-process of buckling, and based on above prerequisite, this scheme has researched and developed an automatic crib crimper of flexible circuit board in order to solve this problem.
Disclosure of Invention
Aiming at the defects of the prior art, the invention is realized by the following technical scheme: an automatic bending machine of flexible circuit board, its structure includes: the hood is arranged on the outer layer of the bending mechanism and connected with the bending mechanism, the positioning plate is correspondingly arranged at the lower position of the bending mechanism, the starting switch is arranged on the base, the base is provided with the operating keys and the display screen, the hood is used as an upper main body structure of the equipment and mainly used as an upper protective shell of the equipment and used for protecting the bending mechanism, and is also used as a bearing structure and a connecting carrier of the bending mechanism and used for providing stability for the equipment, the positioning plate is arranged at the bottom position of the bending mechanism and keeps a certain height distance between the bottom position and the connecting carrier, after a circuit board is placed in the equipment, the height of the bending mechanism can be changed and pressed down to treat the circuit board workpiece, the positioning structure is mainly used as a placing carrier of the circuit board workpiece and has the function of clamping and fixing the circuit board workpiece waiting for processing, and the starting switch is used for controlling the starting and the closing of the equipment, the press action can realize the position change of locating plate and implement the work piece with the mutual correspondence of bending mechanism and buckle, the frame is the lower part major structure of equipment, mainly as the bearing structure and the bearing structure of equipment, bear the pressure of bending mechanism and the pressure in the twinkling of an eye that produces when carrying out the action of buckling to the circuit board work piece when providing crashproof protection for the electric power component, the operation button is the parameter that is used for selecting to set for the circuit board and buckles, the display screen then can put in the behavior of equipment in real time, the operating personnel of being convenient for masters the processing condition of work piece.
As a further technical supplement of the invention, the bending mechanism consists of a base frame, a support rod, a processor, a support plate, an adjusting rod, a shaping holder, a bending roller and a support, wherein the base frame is connected with the support plate through the support rod, the processor is horizontally distributed on the support plate and is connected with the adjusting rod, the adjusting rod is connected with the shaping holder, the bending roller is arranged below the shaping holder and is arranged on the support, the base frame is a main body structure at the top of the bending mechanism and is used as a main body structure combined with the support plate for bearing component connection and load, the support rod is a stable connecting carrier of the base frame and the support plate for connecting the base frame and the support plate and enhancing the structural stability of the base frame and the support plate, the processor is respectively arranged at the position of the support plate at equal intervals, a camera element and a signal processing element for monitoring are arranged inside the processor, and the camera element and the signal processing element are mainly used for monitoring the condition of a circuit board workpiece in real time and converting the circuit board workpiece into an electric signal to be transmitted to the shaping holder and the bending roller sleeve so as to realize accurate processing of the workpiece by the base frame and the bending roller sleeve, the adjusting rod can adjust the height position of the support through lifting, and the support is a bearing structure of the shaping holder and the bending roller sleeve and can bear slight vibration force when the adjusting rod and the bending roller sleeve operate so as to improve the stability of the structure.
As a further technical supplement of the invention, the shaping holder comprises a stamping plate, a spring plate, a pressing seat, a bearing seat, a lifting rod seat, a base body and a slide rail, wherein the stamping plate is connected with the pressing seat through the spring plate, the pressing seat is movably connected with the bearing seat, the bearing seat is provided with the lifting rod seat and is connected with the base body, the bottom of the base body is connected with the slide rail, the stamping plate is a downward pressing power component of the shaping holder, a hydraulic component is arranged in the downward pressing power component and can generate gravity kinetic energy to drive the pressing seat to press downward and complete a stamping action, the upper end surface and the lower end surface of the spring plate are respectively connected with the stamping plate and the pressing seat, the reverse vibration force generated at the butting moment of the pressing seat and the bearing seat is buffered by the aid of the elastic characteristic of the spring plate, the influence of the vibration force on the component is reduced, the vibration force can be effectively prevented from damaging a circuit board workpiece, the pressing seat is a flexible surface carrier for pressure release implementation, the top surface contact to the circuit board work piece can be realized, the pressure-bearing seat is the flexible bearing structure when the pressure undershoots, can realize the bottom surface contact to the circuit board work piece through the characteristics that the lifter seat can rise and descend, the base member is the main part pressure-bearing structure of design holder, can realize the front and back displacement of design holder on the bending mechanism of equipment through the slide rail of bottom.
As a further technical supplement of the invention, the bending roller consists of a sliding seat, a linkage rod, a lifting frame, a baffle plate, a power shaft, an upper roller and a lower roller, wherein the sliding seat is connected with the linkage rod, the lifting frame is arranged on the linkage rod, the lifting frame is connected with the power shaft, the two lifting frames are both provided with an upper part and a lower part, the power shaft of the upper part is connected with the upper roller, the lower roller is correspondingly arranged at the bottom of the upper roller, the lower roller is connected with the power shaft, the sliding seat is embedded and connected with a bracket, the main function is that the front and back position change of the bending roller can be realized through a groove position between the sliding seat and the bracket, the distance between the upper roller and the lower roller and a circuit board workpiece is changed through the longitudinal depth of the upper roller and the lower roller, the distance is shortened and the mutual contact effect with the workpiece is realized, the linkage rod can realize the displacement through the linkage of the sliding seat, can rotate by itself and complete the turnover between the upper roller and the lower roller, the position change of the two through the turnover, the height of the power shaft can be changed by the lifting frame, the upper and lower spacing between the upper roller and the lower roller is adjusted by changing the height, the upper roller rotates clockwise for 360 degrees during operation, the lower roller rotates anticlockwise for 360 degrees, the rotating directions of the upper roller and the lower roller are opposite, the rotating action surfaces are the same and act on the front side from the front side, and the workpiece is pushed out by the rolling force generated when the upper roller and the lower roller contact with the circuit board workpiece.
As a further technical supplement of the invention, the power shaft consists of a shaft sleeve, a needle bearing, a thrust bearing, a bearing sheet, a pressure spring sheet and a clutch pressure pull rod bearing, wherein the shaft sleeve is provided with the needle bearing and the thrust bearing, the thrust bearing is connected with the bearing sheet, the pressure spring sheet is arranged at the top of the side edge of the shaft sleeve, the shaft sleeve is connected with the clutch pressure pull rod bearing, the shaft sleeve is a shell structure of the power shaft and is mainly used for bearing and protecting other components, the needle bearing is used for bearing radial load, the shaft sleeve is fixed to only realize rotation, the axial and radial movement of the shaft sleeve is controlled to prevent the shaft sleeve from deflecting, the thrust bearing is a special bearing which is used for specially bearing axial force, namely a bearing for bearing force in a direction parallel to the shaft, the axial thrust of the shaft sleeve in operation is borne, the axial mutual position between the shaft sleeve and the pressure spring sheet is determined and kept, and the pressure spring sheet is used for reducing reverse rotation deflection acting force generated between the upper roller and the lower roller and the power shaft, the deflection acting force can influence the running speed of the power shaft to enable the power shaft to generate a pause phenomenon, the reduction of the acting force can help the power shaft to keep stable running, the clutch pressure pull rod bearing mainly plays a role in smooth joint power, the stable running effect of the power shaft is guaranteed, meanwhile, the emergency braking performance of the power shaft under the emergency situation can be kept by cutting off the rotary power, a free gap is reserved between the clutch pressure pull rod bearing and the shaft sleeve, the rotary speed of the power shaft can be changed through the friction force between the shaft sleeve and the clutch pressure pull rod bearing, and the rotary strength is controlled.
Advantageous effects
The invention is applied to the technical aspect of automatic bending of a flexible circuit board, and mainly aims to solve the problem that the flexible circuit board is easily damaged when the circuit board is subjected to instant impact because the flexible circuit board is bent by adopting high-strength impact in the conventional bending process;
the invention solves the problem by arranging the shaping holder and the bending roller on the structural bending mechanism, the bending roller changes the conventional mode of adopting impact strong bending molding to the circuit board and uses the roller-pressing type bending with softer force application, and the flexible pressing holder which is used for releasing the pressure on the shaping holder is utilized, the contact of the top surface of the circuit board can be realized, the contact of the bottom surface of the circuit board by the pressure bearing seat is realized through the lifting rod seat, the two are mutually matched to realize the preliminary bending molding of the circuit board, the structure of the bending roller is changed by overturning, the vertical distance between the upper roller and the lower roller is adjusted, the primarily molded circuit board is rolled by utilizing the rolling force generated by the unique structure that the rotating directions of the upper roller and the lower roller are opposite and the rotating action surfaces are the same, and the circuit board is pushed out after the bending work is finished, the bending mode has small impact on the circuit board, and can effectively ensure the structural integrity of the circuit board.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic diagram of an external structure of an automatic bending machine for a flexible circuit board according to the present invention.
Fig. 2 is a structural front view of a bending mechanism of an automatic bending machine for flexible circuit boards according to the present invention.
FIG. 3 is a front sectional view of a forming holder structure of a bending mechanism of an automatic bending machine for flexible printed circuit boards according to the present invention.
FIG. 4 is a front sectional view of a bending roller structure of a bending mechanism of an automatic bending machine for flexible printed circuit boards according to the present invention.
FIG. 5 is a front sectional view of a power shaft structure of a bending roller of a bending mechanism of an automatic bending machine for flexible circuit boards according to the present invention.
In the figure: a hood-1, a bending mechanism-2, a positioning plate-3, a starting switch-4, a machine base-5, an operation key-6, a display screen-7, a base frame-10, a support rod-11, a processor-12, a support plate-13, an adjusting rod-14, a shaping holder-15, a bending roller-16, a support-17, a stamping plate-20, a spring plate-21, a pressing seat-22, a bearing seat-23, a lifting rod seat-24, a base body-25, a slide rail-26, a slide seat-30, a linkage rod-31, a lifting frame-32, a baffle-33, a power shaft-34, an upper roller-35, a lower roller-36, a shaft sleeve-40, a needle bearing-41, a thrust bearing-42, a bearing sheet-43, a guide rail-6, a guide rail, A pressure spring piece-44 and a clutch pressure pull rod bearing-45.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.
Examples
Referring to fig. 1, the present invention provides an automatic bending machine for a flexible printed circuit board, which comprises: the hood 1 is arranged on the outer layer of the bending mechanism 2 and connected with the bending mechanism, the positioning plate 3 is correspondingly arranged below the bending mechanism 2, the starting switch 4 is arranged on the base 5, the base 5 is provided with the operating key 6 and the display screen 7, the hood 1 is used as an upper main body structure of the equipment and mainly used as an upper protective shell of the equipment and used for protecting the bending mechanism 2, and is also used as a bearing structure and a connecting carrier of the bending mechanism 2 and used for providing stability for the equipment, the positioning plate 3 is arranged at the bottom of the bending mechanism and keeps a certain height distance between the two, when a circuit board is placed in the hood, the height of the bending mechanism 2 can be changed to press down to treat the circuit board workpiece, the hood is mainly used as a placing carrier of the circuit board workpiece and has the function of clamping and fixing the circuit board workpiece waiting for processing, the starting switch 4 is used for controlling starting and closing of the equipment, the position of the positioning plate 3 can be changed by pressing, the positioning plate and the bending mechanism 2 correspond to each other to implement workpiece bending, the base 5 is a main structure of the lower part of the equipment and mainly serves as a pressure bearing structure and a supporting structure of the equipment, the pressure of the bending mechanism 2 and the instantaneous pressure generated when the bending action is performed on a circuit board workpiece are borne while anti-collision protection is provided for an electric power member, the operating key 6 is used for selecting and setting parameters for bending the circuit board, the display screen 7 can be used for putting the running condition of the equipment in real time, and an operator can conveniently master the processing condition of the workpiece.
Referring to fig. 2, the present invention provides an automatic bending machine for a flexible printed circuit board, which comprises: the bending mechanism 2 comprises a base frame 10, a support rod 11, a processor 12, a support plate 13, an adjusting rod 14, a shaping holder 15, a bending roller 16 and a support 17, wherein the base frame 10 is connected with the support plate 13 through the support rod 11, the processor 12 is horizontally distributed on the support plate 13 and is connected with the adjusting rod 14, the adjusting rod 14 is connected with the shaping holder 15, the bending roller 16 is arranged below the shaping holder 15 and is arranged on the support 17, the base frame 10 is a main body structure of the bending mechanism 2 and is a main body structure combined with the support plate 13 and used for bearing component connection and load, the support rod 11 is a stable connection carrier of the base frame 10 and the support plate 13 and used for connecting the base frame and the support plate 13 and enhancing the structural stability of the base frame, the processor 12 is respectively arranged at the position of the support plate 13 at equal intervals, a camera element and a signal processing element for monitoring are arranged inside, and mainly used for monitoring the condition of a circuit board workpiece in real time and converting the condition of the circuit board workpiece into an electric signal which is transmitted to the shaping holder 15 and the bending roller sleeve 16 So that the two parts can accurately process the workpiece, the adjusting rod 14 can adjust the height position of the bracket 17 through lifting, and the bracket 17 is a bearing structure of the shaping holder 15 and the bending roller sleeve 16 and can bear slight vibration force when the two parts operate so as to improve the stability of the structure.
Referring to fig. 3, the present invention provides an automatic bending machine for a flexible printed circuit board, which comprises: the shaping holder 15 is composed of a stamping plate 20, a spring plate 21, a pressing seat 22, a pressure bearing seat 23, a lifting rod seat 24, a base 25 and a slide rail 26, wherein the stamping plate 20 is connected with the pressing seat 22 through the spring plate 21, the pressing seat 22 is movably connected with the pressure bearing seat 23, the pressure bearing seat 23 is provided with the lifting rod seat 24 and is connected with the base 25, the bottom of the base 25 is connected with the slide rail 26, the stamping plate 20 is a downward pressing power component of the shaping holder 15, a hydraulic component is arranged in the stamping plate 20 and can generate gravity kinetic energy to drive the pressing seat 22 to press downward and complete stamping action, the upper end face and the lower end face of the spring plate 21 are respectively connected with the stamping plate 20 and the pressing seat 22, the reverse vibration force generated at the moment of butt joint of the pressing seat 22 and the pressure bearing seat 23 is buffered by the elastic characteristic of the spring plate 21, the influence of the vibration force on the component is reduced, and the damage of the vibration force on a circuit board workpiece can be effectively prevented, the pressing seat 22 is a flexible smooth surface carrier implemented by pressure release, and can realize the top surface contact of a circuit board workpiece, the pressure bearing seat 23 is a flexible bearing structure when the pressure is pressed downwards, the bottom surface contact of the circuit board workpiece can be realized by the characteristic that the lifting rod seat 24 can be lifted and lowered, the base body 25 is a main body bearing structure of the shaping clamping seat 15, and the front and back displacement of the shaping clamping seat 15 on the bending mechanism 2 of the equipment can be realized by the slide rail 26 at the bottom.
Referring to fig. 4, the present invention provides an automatic bending machine for a flexible printed circuit board, which comprises: the bending roller 16 consists of a sliding seat 30, a linkage rod 31, a lifting frame 32, a baffle 33, a power shaft 34, an upper roller 35 and a lower roller 36, the sliding seat 30 is connected with the linkage rod 31, the lifting frame 32 is arranged on the linkage rod 31, the lifting frame 32 is connected with the power shaft 34, the two parts are arranged up and down, the lower roller 36 is correspondingly arranged at the bottom of the upper roller 35, the lower roller 36 is connected with the power shaft 34 at the lower part, the sliding seat 30 is embedded and connected with the bracket 17, the main function is that the front and back position change of the bending roller 16 can be realized through a groove position between the sliding seat and the bracket 17, the distance between the upper roller 35 and the lower roller 36 and a circuit board workpiece is changed through the longitudinal depth, the distance is shortened and the mutual contact effect with the workpiece is realized, the linkage rod 31 can realize the displacement through the linkage of the sliding seat 30, and can rotate to complete the turnover between the upper roller 35 and the lower roller 36, the position exchange of the two is changed through the turnover, the lifting frame 32 can change the height of the power shaft 34, the upper and lower distances between the upper roller 35 and the lower roller 36 are adjusted by changing the height, the upper roller 35 rotates clockwise for 360 degrees during operation, the lower roller 36 rotates anticlockwise for 360 degrees, the rotating directions of the upper roller 35 and the lower roller 36 are opposite, but the rotating action surfaces are the same and act on the front side from the front side, and the workpiece is pushed out after the rolling force generated when the upper roller 35 and the lower roller 36 contact with the circuit board workpiece is completed.
Referring to fig. 5, the present invention provides an automatic bending machine for a flexible printed circuit board, which comprises: the power shaft 34 is composed of a shaft sleeve 40, a needle bearing 41, a thrust bearing 42, a bearing sheet 43, a pressure spring sheet 44 and a clutch pressure pull rod bearing 45, the shaft sleeve 40 is provided with the needle bearing 41 and the thrust bearing 42, the thrust bearing 42 is connected with the bearing sheet 43, the pressure spring sheet 44 is arranged at the top of the side edge of the shaft sleeve 40, the shaft sleeve 40 is connected with the clutch pressure pull rod bearing 45, the shaft sleeve 40 is a shell structure of the power shaft 34 and is mainly used for bearing and protecting other components, the needle bearing 41 is used for bearing radial load, the shaft sleeve 40 is fixed to only rotate, and the axial and radial movement of the shaft sleeve 40 is controlled to prevent the shaft sleeve 40 from deflecting, the thrust bearing is a special bearing which is used for bearing axial force specially, namely the bearing of the force in the direction parallel to the shaft in operation, the axial thrust of the shaft sleeve 40 is borne, and the axial mutual position between the shaft sleeve 40 and the pressure spring sheet 44 is determined and maintained, the pressure spring piece 44 is used for reducing reverse rotation deflection acting force generated between the upper roller 35 and the lower roller 36 and the power shaft 34, the deflection acting force can influence the running speed of the power shaft 34 to enable the power shaft 34 to generate a blocking phenomenon, the reduction of the acting force can be beneficial to keeping the power shaft 34 in stable running, the clutch pressure pull rod bearing 45 mainly plays a role in smooth connection power, the effect of ensuring the power shaft 34 to run stably is achieved, meanwhile, the rotary power can be cut off to keep the emergency braking performance of the power shaft 34 under emergency conditions, a free gap is reserved between the clutch pressure pull rod bearing 45 and the shaft sleeve 40, the rotating speed of the power shaft 34 can be changed through the friction force between the shaft sleeve 40 and the clutch pressure pull rod bearing 45, and the rotating strength is controlled.
When the circuit board is bent, the circuit board is horizontally placed on the positioning plate 3, one end of the circuit board is fixed through the clamping piece, the starting switch 4 is pressed after parameters are set through the operation key 6 in sequence, the processor 12 of the bending mechanism 2 starts to work and monitors the circuit board, the bending mechanism 2 controls the position of the bracket 17 according to the set parameters, the pressure applying seat 22 in the shaping holder 15 releases pressure to contact the top surface of the circuit board so as to bend the circuit board, the height of the pressure bearing seat 23 is adjusted through the lifting rod seat 24 so as to realize the contact of the bottom surface of the circuit board and clamp the circuit board between combined gaps, and then the primary molding of the circuit board is completed, then, the upper roller 35 and the lower roller 36 are driven by the power shaft 34 to contact with the circuit board, the upper roller 35 and the lower roller 36 roll the formed bending surface of the circuit board to prevent the crease from recovering, and the circuit board is pushed out after the bending work is finished through the generated rolling force.
While there have been shown and described what are at present considered the fundamental principles of the invention, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but rather, is capable of numerous changes and modifications in various forms without departing from the spirit or essential characteristics thereof, and it is intended that the invention be limited not by the foregoing descriptions, but rather by the appended claims and their equivalents.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (1)
1. An automatic bending machine of flexible circuit board, its structure includes: aircraft bonnet (1), bending mechanism (2), locating plate (3), starting switch (4), frame (5), operation button (6), display screen (7), its characterized in that: the hood (1) is arranged on the outer layer of the bending mechanism (2) and connected with the outer layer, the positioning plate (3) is correspondingly arranged at the lower position of the bending mechanism (2), the starting switch (4) is arranged on the base (5), and the base (5) is provided with an operation key (6) and a display screen (7);
the bending mechanism (2) consists of a base frame (10), a support rod (11), a processor (12), a support plate (13), an adjusting rod (14), a shaping holder (15), a bending roller (16) and a support (17), wherein the base frame (10) is connected with the support plate (13) through the support rod (11), the processor (12) is horizontally distributed on the support plate (13) and is connected with the adjusting rod (14), the adjusting rod (14) is connected with the shaping holder (15), the bending roller (16) is arranged below the shaping holder (15), and the bending roller and the adjusting rod are both arranged on the support (17);
the shaping clamp holder (15) consists of a stamping plate (20), a spring plate (21), a pressing seat (22), a pressure bearing seat (23), a lifting rod seat (24), a base body (25) and a sliding rail (26), wherein the stamping plate (20) is connected with the pressing seat (22) through the spring plate (21), the pressing seat (22) is movably connected with the pressure bearing seat (23), the lifting rod seat (24) is arranged on the pressure bearing seat (23) and is connected with the base body (25), and the bottom of the base body (25) is connected with the sliding rail (26);
the bending roller (16) consists of a sliding seat (30), a linkage rod (31), a lifting frame (32), a baffle plate (33), a power shaft (34), an upper roller (35) and a lower roller (36), wherein the sliding seat (30) is connected with the linkage rod (31), the lifting frame (32) is arranged on the linkage rod (31), the lifting frame (32) is connected with the power shaft (34) and is provided with an upper part and a lower part, the bottom of the upper roller (35) is correspondingly provided with the lower roller (36), and the lower roller (36) is connected with the power shaft (34) of the lower part;
the power shaft (34) consists of a shaft sleeve (40), a needle bearing (41), a thrust bearing (42), a bearing sheet (43), a pressure spring sheet (44) and a clutch pressure pull rod bearing (45), the shaft sleeve (40) is provided with the needle bearing (41) and the thrust bearing (42), the thrust bearing (42) is connected with the bearing sheet (43), the pressure spring sheet (44) is arranged at the top of the side edge of the shaft sleeve (40), and the shaft sleeve (40) is connected with the clutch pressure pull rod bearing (45);
when a circuit board is bent, the circuit board is horizontally placed on a positioning plate (3), one end of the circuit board is fixed through a clamping piece, a starting switch (4) is pressed after parameters are set through an operation key (6) in sequence, a processor (12) of a bending mechanism (2) starts to work and monitors the circuit board, the bending mechanism (2) controls a support (17) to adjust the position according to the set parameters, a pressing seat (22) in a shaping clamping seat (15) releases pressure to contact the top surface of the circuit board so as to bend the circuit board, a pressure bearing seat (23) adjusts the height through a lifting rod seat (24) so as to contact the bottom surface of the circuit board and clamp the circuit board between combined gaps, namely primary molding of the circuit board is completed, then an upper roller (35) and a lower roller (36) are driven by a power shaft (34) to be in contact with the circuit board, the upper roller (35) and the lower roller (36) can roll the formed bent surface of the circuit board to prevent crease marks from being restored, and the circuit board is pushed out after the bending work is finished by the generated rolling force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910853723.9A CN110722025B (en) | 2019-09-10 | 2019-09-10 | Automatic bending machine of flexible circuit board |
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| CN201910853723.9A CN110722025B (en) | 2019-09-10 | 2019-09-10 | Automatic bending machine of flexible circuit board |
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| JP2002086216A (en) * | 2000-09-13 | 2002-03-26 | Okada Sangyo:Kk | Bending apparatus |
| CN2912857Y (en) * | 2006-02-28 | 2007-06-20 | 吉林大学 | Flexible roll bending apparatus with three-dimensional curved surface |
| CN102837423A (en) * | 2011-11-23 | 2012-12-26 | 南通力德尔机电科技有限公司 | Full-automatic flexible plate bending machine |
| CN105013895B (en) * | 2015-08-17 | 2017-06-13 | 武汉理工大学 | Torsional mode four-roll bending machine |
| CN207288476U (en) * | 2017-08-21 | 2018-05-01 | 永定区集广农业机械设计部 | A kind of damping heavy duty detergent bender of machinery |
| CN108188217B (en) * | 2017-12-21 | 2019-04-09 | 西安交通大学 | The symmetrical double roller clamping flexible bending forming device and technique of cargo vehicle stringer |
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Effective date of registration: 20240112 Address after: 324000, No. 26 Huida Road, Chengnan Industrial Zone, Donghua Street, Longyou County, Quzhou City, Zhejiang Province Patentee after: ZHEJIANG CORE POINT TECHNOLOGY Co.,Ltd. Address before: 230000 room 1101, building 2, Jinghe garden, the intersection of qiaotouji road and Gongyuan Road, Dianbu Town, Feidong County, Hefei City, Anhui Province Patentee before: Hefei paiba Electric Technology Co.,Ltd. |