CN112077189A - High-precision keyboard flexible PCBA winding displacement bender - Google Patents
High-precision keyboard flexible PCBA winding displacement bender Download PDFInfo
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- CN112077189A CN112077189A CN202011024610.7A CN202011024610A CN112077189A CN 112077189 A CN112077189 A CN 112077189A CN 202011024610 A CN202011024610 A CN 202011024610A CN 112077189 A CN112077189 A CN 112077189A
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 30
- 238000004804 winding Methods 0.000 title claims abstract description 30
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 title 1
- 238000005452 bending Methods 0.000 claims abstract description 166
- 238000000034 method Methods 0.000 claims abstract description 56
- 230000008569 process Effects 0.000 claims abstract description 53
- 238000009434 installation Methods 0.000 claims abstract description 35
- 229910000831 Steel Inorganic materials 0.000 claims description 99
- 239000010959 steel Substances 0.000 claims description 99
- 238000003825 pressing Methods 0.000 claims description 56
- 230000007306 turnover Effects 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 description 9
- 230000003139 buffering effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000004484 Briquette Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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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
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/10—Bending specially adapted to produce specific articles, e.g. leaf springs
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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
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/22—Auxiliary equipment, e.g. 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
- B21D55/00—Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass
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- Bending Of Plates, Rods, And Pipes (AREA)
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Abstract
The invention discloses a high-precision keyboard flexible PCBA (printed circuit board assembly) winding displacement bending machine which comprises a machine shell and a bending station, wherein an installation panel is further arranged in the machine shell, and the bending station is arranged on the installation panel. The bending stations are provided with two groups, each group of bending stations comprises a first bending process and a second bending process, and each bending process comprises a bending module and a pressure maintaining positioning module. The bottom of the bending station is also provided with a product jig, and the product jig is movably arranged at the bottom of each group of bending stations through a product driving device. A plurality of processes of buckling realize the effect of bending of equidirectional and different angles through the different combinations of the module of bending and pressurize location module, and automatic tool thrust unit and the process cooperation of bending have realized multistation, automatic process of bending. The automatic bending process not only can increase the bending precision and increase the bending efficiency, but also reduces the labor cost. And the multiple groups of bending stations are carried out simultaneously, so that the production efficiency is greatly improved.
Description
Technical Field
The invention relates to a bending machine, in particular to a high-precision keyboard flexible PCBA winding displacement bending machine.
Background
Along with the development of science and technology, the development of electronic equipment is also more and more rapid, and especially notebook computer, notebook computer's volume is littleer and more, and is more and more frivolous when promoting the function. The computer all can set up the keyboard, because integrated circuit's development, when notebook computer's keyboard and screen were connected, often need be connected through the winding displacement that sets up at flexible PCBA side, when the winding displacement is connected, need carry out the bending of each angle to the winding displacement to guarantee the convenience and the stability of winding displacement installation. Traditional flexible PCBA winding displacement is bent and is mostly adopted manual operation, and the manual work is bent not only consuming time and power, bend inefficiency, the quality of bending unstable, has still wasted a large amount of costs of labor. In the prior art, some automatic bending equipment is arranged, but most of the automatic bending equipment is simple in structure, limited in bending angle and low in bending efficiency, and production requirements are difficult to meet.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the high-precision keyboard flexible PCBA winding displacement bending machine which is provided with a plurality of groups of bending stations and an automatic product jig and realizes multi-angle automatic bending of products.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a high-precision keyboard flexible PCBA (printed circuit board assembly) flat cable bending machine comprises a machine shell and bending stations, wherein an installation panel is further arranged in the machine shell, the bending stations are arranged on the installation panel, two groups of bending stations are arranged, each group of bending stations comprises a first bending process and a second bending process, and each bending process comprises a bending module and a pressure maintaining positioning module; the product jig is arranged at the bottom of each bending station in a movable mode through a product driving device.
As an improvement of the above technical scheme, the product driving device includes a product driving motor, a screw rod mechanism and a product track, the bottom of the product jig is further provided with a product slider matched with the screw rod product track, the product track and the product slider are matched and located above the installation panel, the driving motor drives the screw rod mechanism below the installation panel, and the screw rod mechanism penetrates through a chute arranged on the installation panel and is connected with the product jig.
As a further improvement of the above technical solution, the housing is located at the bottom of the installation panel and above the bending station of the installation panel, the installation panel is further provided with a product start-stop station, the product driving device extends to the product start-stop station, and a grating cover is further arranged above the product start-stop station.
As a further improvement of the technical scheme, the bending module comprises a turnover assembly and a driving assembly, wherein the turnover assembly is adjustably arranged on the bending support frame through the driving assembly; the overturning assembly comprises an overturning supporting part, an overturning driving part and an overturning part, wherein the overturning driving part and the overturning part are both arranged on the overturning supporting part.
As a further improvement of the technical scheme, the overturning supporting part comprises an overturning block mounting seat and an overturning cylinder mounting seat, the overturning block mounting seat is arranged at the bottom of the vertical sliding block in a U shape, and the overturning cylinder mounting seat is arranged at the side edge of the overturning block mounting seat; the overturning driving part comprises an overturning cylinder, an overturning slide rail and an overturning slide block which are arranged on an overturning cylinder mounting seat, and an overturning pushing block is also arranged on the overturning slide block;
the overturning part comprises an overturning block, an installation shaft, a connecting shaft and an overturning shaft, wherein the overturning block is arranged on a U-shaped overturning block installation seat through the installation shaft in a rotating manner; the overturning pushing block is also provided with a pushing groove, the pushing groove is arranged on the overturning pushing block in a long shape in an inclined mode, and the overturning shaft is arranged in the pushing groove in a sliding mode;
the driving assembly comprises a transverse driving assembly, the transverse driving assembly comprises a transverse cylinder, a transverse sliding rail and transverse sliding blocks matched with the transverse sliding rail, the transverse sliding rail and the transverse sliding blocks are both provided with two, and the tops of the two transverse sliding blocks are also provided with transverse mounting blocks.
As a further improvement of the above technical solution, the bending module of the first bending process further includes a vertical driving assembly and a bending support frame, the bending support frame includes a vertical support and a horizontal support, the vertical support is disposed at the bottom of the horizontal support to support the horizontal support, and the horizontal driving cylinder is disposed on the horizontal support; the vertical driving assembly comprises a vertical mounting block arranged on the horizontal mounting block, and a vertical cylinder, a vertical sliding rail and a vertical sliding block which are arranged on the vertical mounting block, and the overturning assembly is arranged on the vertical sliding block.
As a further improvement of the above technical solution, the turning block is arranged in a long shape, a long side of the turning block is further provided with a groove, the turning block mounting seat of the first bending process is fixed at two sides of the turning block, and the axis of the rotating shaft of the turning block mounting seat is offset from the central line of the turning block and corresponds to one side of the turning block away from the groove; the width of the turning block of the second bending process is larger than that of the turning block of the first bending process, the turning block mounting seats are fixed on two sides of the turning block, and the axis of the rotating shaft of the turning block mounting seat of the second bending process corresponds to the central line of the turning block.
As a further improvement of the technical scheme, the pressure maintaining positioning module comprises a steel sheet, a pressure maintaining part, a pressing part and a supporting part, wherein the steel sheet is arranged at the bottom of the pressing part and driven by the pressing part, and the supporting part is arranged on one side of the steel sheet and used for supporting one side of the steel sheet.
As a further improvement of the above technical scheme, the pressing part comprises a pressing support frame, a pressing block driving device and a steel sheet driving device, the steel sheet driving device is arranged on the support frame, and the pressing block is movably arranged on the steel sheet driving device through the pressing block driving device; the steel sheet driving device comprises a steel sheet driving cylinder, a steel sheet mounting plate and a steel sheet mounting block, the steel sheet mounting plate is driven by the steel sheet driving cylinder to move in the vertical direction, and the steel sheet is arranged on the steel sheet mounting plate through the steel sheet mounting block; the pressing block driving device comprises a pressing block mounting frame and a pressing block air cylinder arranged on the pressing block mounting frame, the pressing block mounting frame is arranged on the steel sheet mounting plate and corresponds to the steel sheet above the steel sheet mounting plate, and the pressing block vertically moves on the pressing block mounting frame through the pressing block air cylinder;
the supporting part comprises a supporting cylinder, a supporting push block and a supporting block, the supporting push block is arranged on an air rod of the supporting cylinder, the supporting block is pushed by the supporting cylinder to move vertically on the supporting push block, and the supporting block corresponds to the steel sheet at the bottom of the steel sheet; the supporting push block is also provided with a supporting positioning column, the bottom of the steel sheet mounting block is also provided with a supporting positioning hole corresponding to the position of the supporting positioning column, and the supporting positioning column is matched with the supporting positioning hole to realize the lifting positioning of the supporting block;
the pressurize part includes pressurize support frame, pressurize cylinder and pressurize module, the pressurize cylinder supports the setting through the pressurize support frame, the pressurize module sets up on the gas pole of pressurize cylinder to drive through the pressurize cylinder.
As a further improvement of the above technical solution, the support part and the steel sheet of the first bending process are located above the mounting panel, and the pressure maintaining part and the pressing part are located below the mounting panel; the pressure maintaining part, the pressing part and the steel sheet of the second bending process are positioned above the mounting panel, and the supporting part is positioned below the mounting panel.
The invention has the beneficial effects that: the winding displacement bending machine is provided with a plurality of bending processes, bending effects in different directions and at different angles are realized through different combinations of the bending module and the pressure maintaining positioning module, and the automatic jig pushing device is matched with the bending processes, so that a multi-station and automatic bending process is realized. The automatic bending process not only can increase the bending precision and increase the bending efficiency, but also reduces the labor cost. And the multiple groups of bending stations are carried out simultaneously, so that the production efficiency is greatly improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the overall assembly of the present invention;
FIG. 2 is an assembly view of the internal structure of the present invention;
FIG. 3 is a schematic view of the surface structure of the mounting panel of the present invention;
FIG. 4 is a schematic view of the structure of the product driving device of the present invention;
FIG. 5 is a left axis view of the bending module of the present invention;
FIG. 6 is a right-axis schematic view of the bending module structure of the present invention;
FIG. 7 is a schematic view of the assembly of the pressure maintaining positioning module of the present invention;
FIG. 8 is a schematic view of a partial structure of the pressure maintaining positioning module of the present invention.
1. Bending the module; 11. a turning part; 111. turning over the block; 112. installing a shaft; 113. a connecting shaft; 114. a turning shaft; 115. pushing the groove; 12. a flip drive section; 121. turning over the air cylinder; 122. turning over the slide rail; 123. turning over the pushing block; 13. a flip support portion; 131. a turnover block mounting seat; 132. overturning the cylinder mounting seat; 14. a drive assembly; 141. a lateral drive assembly; 142. a vertical drive assembly; 15. bending the support frame; 151. vertical support; 152. transversely supporting;
2. a pressure maintaining positioning module; 21. a pressure maintaining part; 211. a pressure maintaining support frame; 212. a pressure maintaining cylinder; 213. a pressure maintaining module; 22. briquetting; 23. a support portion; 231. a support cylinder; 232. supporting the push block; 233. a support block; 24. a briquette drive device; 241. a press block mounting rack; 242. a briquetting cylinder; 25. a steel sheet driving device; 251. the steel sheet drives the cylinder; 252. a steel sheet mounting plate; 253. a steel sheet mounting block; 26. a steel sheet;
3. a product drive device; 31. a product drive motor; 32. a screw mechanism; 33. a product track; 34. a chute;
4. a product jig; 5. a housing; 51. installing a panel; 6. a first bending process; 61. a second bending process; 7. starting and stopping stations; 8. and (4) a grating cover.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.
Referring to fig. 1 and 2, the flexible PCBA (printed circuit board assembly) winding displacement bending machine for the high-precision keyboard comprises a machine shell 5 and bending stations, wherein an installation panel 51 is further arranged in the machine shell 5, the bending stations are arranged on the installation panel 51, and the bending stations are provided with two groups. The multiple bending stations work simultaneously, so that the flexible PCBA flat cables are bent simultaneously, and the production efficiency is improved. Each group of bending stations comprises a first bending process 6 and a second bending process 61, and each bending process comprises a bending module 1 and a pressure maintaining positioning module 2; different bending module 1 and pressurize location module 2's compound mode can realize the winding displacement direction of bending and the change of the angle of bending, has realized carrying out the bending of different angles to the different positions of same winding displacement. The manual adjustment or the machine replacement after the primary bending is avoided, and the flexibility and the diversity of the bending process and the bending automation degree are improved.
Referring to fig. 3 and 4, in order to realize free change of a product from one bending process to another bending process, a product jig 4 is further arranged at the bottom of each bending station, and the product jig 4 is movably arranged at the bottom of each group of bending stations through a product driving device 3. The product driving device 3 comprises a product driving motor 31, a screw rod mechanism 32 and a product track 33, the bottom of the product jig 4 is also provided with a product sliding block matched with the screw rod product track 33, the product track 33 and the product sliding block are matched and positioned above the installation panel 51, the driving motor drives the screw rod mechanism 32 below the installation panel 51, and the screw rod mechanism 32 penetrates through a sliding groove 34 formed in the installation panel 51 and is connected with the product jig 4. The screw rod sliding block arranged on the screw rod mechanism 32 at the bottom of the installation panel 51 can penetrate through the sliding groove 34 in the installation panel 51 to be connected with the product jig 4, the product jig 4 is driven to slide along the product track 33, the product track 33 is arranged at the bottom of the bending process, and extends to the second bending process from the starting station 7, so that the automatic bending process of the product from the placing in to the taking out on the product jig 4 is realized, and the bending efficiency of the bending precision is improved.
Referring to fig. 1 and 2, the housing 5 is located at the bottom of the installation panel 51 and above a bending station of the installation panel 51, the installation panel 51 is further provided with a product start-stop station 7, the product driving device 3 extends to the product start-stop station 7, and a grating cover 8 is further arranged above the product start-stop station 7. The grating cover 8 positioned at the front end of the equipment forms two pairs of safety gratings with two sides respectively to protect the left starting station 7 and the right starting station 7 respectively, the front end grating cover 8 and the middle grating cover 8 can seal the gap of the front end of the equipment, when the gratings are shielded, an alarm signal can be triggered immediately and the equipment is stopped, and the safety of the equipment in operation is ensured.
Referring to fig. 5 and 6, the bending module 1 includes a turnover assembly and a driving assembly 14, and the turnover assembly is adjustably arranged on a bending support frame 15 through the driving assembly 14; the upset subassembly of adjustable setting can carry out the removal of position before overturning the winding displacement, prevents that turning device from causing the influence to the location of winding displacement, simultaneously because turning device's position can be adjusted for turning device can adapt to carry out the bending of different angles to the winding displacement of different sizes. The automation of the bending process is realized, the flexibility of the bending device is increased, and the application range of the bending device is enlarged.
The overturning assembly comprises an overturning supporting part 13, an overturning driving part 12 and an overturning part 11, wherein the overturning driving part 12 and the overturning part 11 are arranged on the overturning supporting part 13. The overturning supporting part 13 comprises an overturning block mounting seat 131 and an overturning cylinder mounting seat 123, the overturning block mounting seat 131 is arranged at the bottom of the vertical sliding block in a U shape, and the overturning cylinder mounting seat 123 is arranged at the side edge of the overturning block mounting seat 131; the overturning driving part 12 comprises an overturning cylinder 121 arranged on an overturning cylinder mounting seat 123, an overturning slide rail 122 and an overturning slide block, and an overturning pushing block 123 is also arranged on the overturning slide block; the overturning part 11 comprises an overturning block 111, a mounting shaft 112, a connecting shaft 113 and an overturning shaft 114, wherein the overturning block 111 is mounted on a U-shaped overturning block mounting seat 131 through the mounting shaft 112 and is arranged in a rotating manner; still be provided with on the upset promotes piece 123 and push away groove 115, push away groove 115 and be microscler slope setting on upset promotes piece 123, trip shaft 114 slides the setting in pushing away groove 115.
During bending, the overturning block 111 is moved to the upper side of the flat cable, the overturning cylinder 121 is started, the overturning cylinder 121 pushes the overturning pushing block 123 to move downwards, and when the overturning shaft 114 arranged in the pushing groove 115 moves downwards in the overturning pushing block 123, the overturning shaft 114 slowly rotates in the pushing groove 115 along the inclined pushing groove 115. The turning shaft 114 rotates and simultaneously drives the turning block 111 to rotate, and the flat cable is pressed downwards by the turning block 111 to bend the flat cable. Utilize and push away groove 115 and trip shaft 114 combination to drive upset piece 111 and rotate for direct drive upset piece 111, the rotation process is more slowly stable, and forms the buffering and avoid causing the rupture of winding displacement because of exerting oneself violently at the pivoted in-process, has improved the stability of the process of buckling. When the flat cable is turned and bent, the turning block 111 can rotate upwards from the bottom to form an upward bending angle, and the turning block 111 can also rotate from top to bottom to form a downward bending angle. For example, in the second bending station, when the flat cable is located above the turning block 111, the flat cable is stably pressed by the pressing block 22, and the turning cylinder 121 pushes the turning pushing block 123 to move upwards, so that the turning block 111 rotates in the opposite direction, and the flat cable is bent upwards.
The driving assembly 14 comprises a transverse driving assembly 141, the transverse driving assembly 141 comprises a transverse cylinder, a transverse sliding rail and transverse sliding blocks matched with the transverse sliding rail, the number of the transverse sliding rail and the number of the transverse sliding blocks are two, and transverse mounting blocks are further arranged at the tops of the two transverse sliding blocks. The bending module 1 of the first bending process 6 further comprises a vertical driving assembly 142 and a bending support frame 15, wherein the bending support frame 15 comprises a vertical support 151 and a transverse support 152, the vertical support 151 is arranged at the bottom of the transverse support 152 to support the transverse support 152, and the transverse driving cylinder is arranged on the transverse support 152; the vertical driving assembly 142 comprises a vertical mounting block arranged on the horizontal mounting block, and a vertical cylinder, a vertical sliding rail and a vertical sliding block which are arranged on the vertical mounting block, and the overturning assembly is arranged on the vertical sliding block. The bending driving process of the first bending process 6 is as follows: after the flat cable is positioned, the transverse driving cylinder is started firstly, and pushes the transverse mounting block to move transversely along the transverse sliding rail, so that the overturning block 111 corresponds to the flat cable in the vertical direction. After the transverse adjustment is completed, the vertical driving cylinder is started, the vertical driving cylinder drives the vertical sliding block to move along the vertical sliding rail, the vertical sliding block drives the overturning assembly arranged on the sliding block to move downwards to the position where the flat cable is to be overturned and bent, and the automatic adjustment of the overturning assembly is realized.
The turning block 111 is long, a long side of the turning block 111 is provided with a groove, the turning block mounting seat 131 of the first bending process 6 is fixed on two sides of the turning block 111, and the axis of the rotating shaft of the turning block mounting seat 131 is offset from the central line of the turning block 111 and corresponds to one side edge of the turning block 111 far away from the groove; the width of the turning block 111 of the second bending process 61 is greater than the width of the turning block 111 of the first bending process 6, the turning block mounting seats 131 are fixed at two sides of the turning block 111, and the axis of the rotating shaft of the turning block mounting seat 131 of the second bending process 61 corresponds to the center line of the turning block 111.
Referring to fig. 7 and 8, the pressure maintaining positioning module 2 includes a steel sheet 26, a pressure maintaining portion 21, a pressing portion and a supporting portion 23, the steel sheet 26 is disposed at the bottom of the pressing portion and driven by the pressing portion, and the supporting portion 23 is disposed at one side of the steel sheet 26 and used for supporting one side of the steel sheet 26. The keyboard provided with the flat cable is supported and positioned through the product jig 4, then the steel sheet 26 is moved to the lower portion of the flat cable, the flat cable is supported through the steel sheet 26, and the flat cable is bent to a required angle through the bending device after the support is completed. Because the winding displacement itself has elasticity, after bending the winding displacement, the winding displacement can change the angle of bending because of self elasticity, is difficult to reach the effect of bending that needs. Therefore, the pressing part and the pressure maintaining part 21 are arranged above the steel sheet 26, and after the flat cable is bent by the bending device, the bent flat cable is subjected to pressure maintaining and shaping through the matching of the pressing part and the pressure maintaining part 21, so that the stability of the bending angle of the flat cable is ensured, and the bending quality is improved.
The pressing part comprises a pressing support frame, a pressing block 22, a pressing block driving device 24 and a steel sheet driving device 25, the steel sheet driving device 25 is arranged on the support frame, and the pressing block 22 is movably arranged on the steel sheet driving device 25 through the pressing block driving device 24. The steel sheet driving device 25 comprises a steel sheet driving cylinder 251, a steel sheet mounting plate 252 and a steel sheet mounting block 253, the steel sheet mounting plate 252 is driven by the steel sheet driving cylinder 251 to move in the vertical direction, and the steel sheet 26 is arranged on the steel sheet mounting plate 252 through the steel sheet mounting block 253. The steel sheet driving cylinder 251 moves downwards after being started, the steel sheet mounting plate 252 and the steel sheet mounting block 253 are driven to move downwards together, then the steel sheet 26 also moves downwards at the bottom of the steel sheet mounting block 253 until the steel sheet moves to the bottom of the flat cable, and then the product jig 4 is adjusted again to enable the flat cable to be located above the steel sheet 26. Briquetting drive arrangement 241 includes briquetting mounting bracket 241 and sets up the briquetting cylinder 242 on briquetting mounting bracket 241, briquetting mounting bracket 241 sets up on steel sheet mounting panel 252, and corresponds with steel sheet 26 in the top of steel sheet mounting panel 252, briquetting 22 passes through briquetting cylinder 242 vertical migration on briquetting mounting bracket 241. After the position of the flat cable above the steel sheet 26 is determined, the pressing block cylinder 242 arranged on the pressing block mounting frame 241 is started, and the pressing block cylinder 242 drives the pressing block 22 to move downwards, so that the bottom of the pressing block 22 is in contact with the flat cable on the steel sheet 26, and the flat cable is fixed. The bottom of briquetting 22 still is provided with the buffering and glues the piece, and the buffering is glued the piece and is avoided hard briquetting 22 to cause the damage when exerting oneself to the surface of winding displacement with winding displacement direct contact, and the elasticity pressfitting is more firm, prevents to slide. The pressing block driving device 24 and the steel sheet driving device 25 are arranged together, so that the position relation between the pressing block 22 and the steel sheet 26 is more stable, the precision is higher during pressing, and the efficiency is higher.
In order to facilitate bending the flat cable to a larger angle, the thickness of the steel sheet 26 cannot be set too thick, and the thinner steel sheet 26 is easily bent and deformed when being applied with force, so that the support portion 23 is further provided at one side of the steel sheet 26. The supporting part 23 comprises a supporting cylinder 231, a supporting push block 232 and a supporting block 233, the supporting push block 232 is arranged on an air rod of the supporting cylinder 231, the supporting block 233 is pushed by the supporting cylinder 231 on the supporting push block 232 to move vertically, and the supporting block 233 corresponds to the steel sheet 26 at the bottom of the steel sheet 26; the supporting push block 232 is further provided with a supporting positioning column, the bottom of the steel sheet 26 mounting block 253 is further provided with a supporting positioning hole corresponding to the supporting positioning column, and the supporting positioning column is matched with the supporting positioning hole to realize the lifting positioning of the supporting block 233; after the keyboard moves to a proper position along with the product jig 4, the supporting cylinder 231 is started, and the supporting cylinder 231 drives the supporting push block 232 to move upwards until the top surface of the supporting block 233 on the supporting push block 232 contacts with the bottom surface of the steel sheet 26, so that the supporting push block 232 supports the steel sheet 26. The steel sheet 26 can not generate bending deformation when being subjected to bending force and downward pressure, the stability of the steel sheet 26 is ensured, and the bending precision is ensured.
When the flat cable after the double bending is maintained, the pressure maintaining part 21 is required to be used, the pressure maintaining part 21 comprises a pressure maintaining support frame 211, a pressure maintaining cylinder 212 and a pressure maintaining module 213, the pressure maintaining cylinder 212 is supported and arranged through the pressure maintaining support frame 211, and the pressure maintaining module 213 is arranged on an air rod of the pressure maintaining cylinder 212 and is driven through the pressure maintaining cylinder 212. After the bending device bends the flat cable into a required angle, the pressure maintaining cylinder 212 moves downwards above the steel sheet 26, the bottom surface of the pressure maintaining module 213 contacts with the bent position of the flat cable, and the pressure is maintained at the bent position of the flat cable, so that the flat cable can maintain a stable bent angle.
The supporting part 23 and the steel sheet 26 of the first bending process 6 are positioned above the mounting panel 51, and the pressure maintaining part 21 and the press-fit part are positioned below the mounting panel 51; the pressure holding part 21, the press-fitting part, and the steel sheet 26 of the second bending process 61 are located above the mounting panel 51, and the supporting part 23 is located below the mounting panel 51. The different pressurize location module 2 of direction cooperatees with the different module 1 of bending, has realized different processes to the different directions of bending and the angle of bending of winding displacement.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a flexible PCBA winding displacement bender of high accuracy keyboard which characterized in that: the bending machine comprises a machine shell and bending stations, wherein an installation panel is further arranged in the machine shell, the bending stations are arranged on the installation panel, two groups of bending stations are arranged, each group of bending stations comprises a first bending process and a second bending process, and each bending process comprises a bending module and a pressure maintaining positioning module; the product jig is arranged at the bottom of each bending station in a movable mode through a product driving device.
2. The high-precision keyboard flexible PCBA (printed circuit board assembly) winding displacement bending machine according to claim 1, is characterized in that: the product driving device comprises a product driving motor, a screw rod mechanism and a product track, a product slider matched with the screw rod product track is further arranged at the bottom of the product jig, the product track and the product slider are matched and located above the installation panel, the driving motor drives the screw rod mechanism below the installation panel, and the screw rod mechanism penetrates through a sliding groove formed in the installation panel and is connected with the product jig.
3. The high-precision keyboard flexible PCBA (printed circuit board assembly) winding displacement bending machine according to claim 2, is characterized in that: the machine shell is located at the bottom of the installation panel and above a bending station of the installation panel, a product starting and stopping station is further arranged on the installation panel, the product driving device extends to the product starting and stopping station, and a grating cover is further arranged above the product starting and stopping station.
4. The high-precision keyboard flexible PCBA (printed circuit board assembly) winding displacement bending machine according to claim 1, is characterized in that: the bending module comprises a turnover assembly and a driving assembly, and the turnover assembly is adjustably arranged on the bending support frame through the driving assembly; the overturning assembly comprises an overturning supporting part, an overturning driving part and an overturning part, wherein the overturning driving part and the overturning part are both arranged on the overturning supporting part.
5. The high-precision keyboard flexible PCBA (printed circuit board assembly) winding displacement bending machine according to claim 4, is characterized in that: the overturning supporting part comprises an overturning block mounting seat and an overturning cylinder mounting seat, the overturning block mounting seat is arranged at the bottom of the vertical sliding block in a U shape, and the overturning cylinder mounting seat is arranged on the side edge of the overturning block mounting seat;
the overturning driving part comprises an overturning cylinder, an overturning slide rail and an overturning slide block which are arranged on an overturning cylinder mounting seat, and an overturning pushing block is also arranged on the overturning slide block;
the overturning part comprises an overturning block, an installation shaft, a connecting shaft and an overturning shaft, wherein the overturning block is arranged on a U-shaped overturning block installation seat through the installation shaft in a rotating manner; the overturning pushing block is also provided with a pushing groove, the pushing groove is arranged on the overturning pushing block in a long shape in an inclined mode, and the overturning shaft is arranged in the pushing groove in a sliding mode;
the driving assembly comprises a transverse driving assembly, the transverse driving assembly comprises a transverse cylinder, a transverse sliding rail and transverse sliding blocks matched with the transverse sliding rail, the transverse sliding rail and the transverse sliding blocks are both provided with two, and the tops of the two transverse sliding blocks are also provided with transverse mounting blocks.
6. The high-precision flexible PCBA flat cable bending machine according to claim 5, is characterized in that: the bending module of the first bending procedure further comprises a vertical driving assembly and a bending support frame, the bending support frame comprises a vertical support and a transverse support, the vertical support is arranged at the bottom of the transverse support to support the transverse support, and the transverse driving cylinder is arranged on the transverse support; the vertical driving assembly comprises a vertical mounting block arranged on the horizontal mounting block, and a vertical cylinder, a vertical sliding rail and a vertical sliding block which are arranged on the vertical mounting block, and the overturning assembly is arranged on the vertical sliding block.
7. The high-precision flexible PCBA flat cable bending machine according to claim 5, is characterized in that: the turnover block is arranged in a long shape, a groove is formed in one long edge of the turnover block, the turnover block mounting seat of the first bending procedure is fixed on two sides of the turnover block, and the axis of the rotating shaft of the turnover block mounting seat is offset from the central line of the turnover block and corresponds to one side edge of the turnover block, which is far away from the groove; the width of the turning block of the second bending process is larger than that of the turning block of the first bending process, the turning block mounting seats are fixed on two sides of the turning block, and the axis of the rotating shaft of the turning block mounting seat of the second bending process corresponds to the central line of the turning block.
8. The high-precision keyboard flexible PCBA (printed circuit board assembly) winding displacement bending machine according to claim 1, is characterized in that: the pressure maintaining positioning module comprises a steel sheet, a pressure maintaining part, a pressing part and a supporting part, wherein the steel sheet is arranged at the bottom of the pressing part and is driven by the pressing part, and the supporting part is arranged on one side of the steel sheet and is used for supporting one side of the steel sheet.
9. The high-precision flexible PCBA flat cable bending machine according to claim 8, is characterized in that: the pressing part comprises a pressing support frame, a pressing block driving device and a steel sheet driving device, the steel sheet driving device is arranged on the support frame, and the pressing block is movably arranged on the steel sheet driving device through the pressing block driving device; the steel sheet driving device comprises a steel sheet driving cylinder, a steel sheet mounting plate and a steel sheet mounting block, the steel sheet mounting plate is driven by the steel sheet driving cylinder to move in the vertical direction, and the steel sheet is arranged on the steel sheet mounting plate through the steel sheet mounting block; the pressing block driving device comprises a pressing block mounting frame and a pressing block air cylinder arranged on the pressing block mounting frame, the pressing block mounting frame is arranged on the steel sheet mounting plate and corresponds to the steel sheet above the steel sheet mounting plate, and the pressing block vertically moves on the pressing block mounting frame through the pressing block air cylinder;
the supporting part comprises a supporting cylinder, a supporting push block and a supporting block, the supporting push block is arranged on an air rod of the supporting cylinder, the supporting block is pushed by the supporting cylinder to move vertically on the supporting push block, and the supporting block corresponds to the steel sheet at the bottom of the steel sheet; the supporting push block is also provided with a supporting positioning column, the bottom of the steel sheet mounting block is also provided with a supporting positioning hole corresponding to the position of the supporting positioning column, and the supporting positioning column is matched with the supporting positioning hole to realize the lifting positioning of the supporting block;
the pressurize part includes pressurize support frame, pressurize cylinder and pressurize module, the pressurize cylinder supports the setting through the pressurize support frame, the pressurize module sets up on the gas pole of pressurize cylinder to drive through the pressurize cylinder.
10. The high-precision flexible PCBA bus bending machine according to claim 9, is characterized in that: the supporting part and the steel sheet of the first bending process are positioned above the mounting panel, and the pressure maintaining part and the pressing part are positioned below the mounting panel; the pressure maintaining part, the pressing part and the steel sheet of the second bending process are positioned above the mounting panel, and the supporting part is positioned below the mounting panel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011024610.7A CN112077189B (en) | 2020-09-25 | 2020-09-25 | Flexible PCBA winding displacement bender of high-precision keyboard |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011024610.7A CN112077189B (en) | 2020-09-25 | 2020-09-25 | Flexible PCBA winding displacement bender of high-precision keyboard |
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| CN112077189B CN112077189B (en) | 2024-07-09 |
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|---|---|
| CN112077189B (en) | 2024-07-09 |
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