CN219437498U

CN219437498U - Flexible circuit board chip mounter

Info

Publication number: CN219437498U
Application number: CN202320253287.3U
Authority: CN
Inventors: 王石燕
Original assignee: Wuxi Weihongji Electronics Co ltd
Current assignee: Wuxi Weihongji Electronics Co ltd
Priority date: 2023-02-18
Filing date: 2023-02-18
Publication date: 2023-07-28
Anticipated expiration: 2033-02-18

Abstract

The utility model relates to a flexible circuit board surface mount machine, which comprises a workbench, wherein a sheet conveying belt and a sheet conveying belt are arranged on the workbench, a plurality of limiting pieces used for limiting a flexible circuit board are connected on the sheet conveying belt, a smearing component used for smearing solder paste on the flexible circuit board, a surface mount component used for pasting the flexible circuit board and a cooling component used for accelerating the cooling of the solder paste are sequentially arranged on the workbench, the surface mount component comprises a fixed frame, a lifting piece, a moving piece and a sucking piece, the fixed frame is connected on the workbench, the moving piece is connected on the fixed frame, the lifting piece is connected on the output end of the moving piece, the output end of the lifting piece is connected with a fixed plate, the sucking piece comprises a fixed sleeve, a sliding sleeve, a buffer piece and a sucker, the fixed sleeve penetrates through the fixed plate, the sliding sleeve is in sliding fit with the lower end of the fixed sleeve, the sucker is connected between the fixed sleeve and the sliding sleeve, and the buffer piece is connected between the fixed sleeve and the sliding sleeve. The utility model has the advantage of improving the surface mounting effect of the surface mounting machine.

Description

Flexible circuit board chip mounter

Technical Field

The utility model relates to a chip mounter, in particular to a flexible circuit board chip mounter.

Background

The chip mounter is a device for fully automatically placing components and parts, and in a production line, the chip mounter is arranged behind a dispensing machine or a screen printer and is a device for accurately placing the surface mounted components and parts on a PCB bonding pad by moving a mounting head.

Chinese patent with publication number CN207321674U discloses a circuit board pasting mechanism, which comprises a frame, a feeding mechanism, a conveying table for conveying the circuit board, a moving assembly arranged on the frame, and a rotating wheel type pasting head arranged on the moving assembly and used for realizing pasting function. The beneficial effects are that: through using the paster runner corresponding with component conveyer trough pipe for the paster process can go on continually, does not need to get the material midway, and is equipped with a plurality of paster component draw-in grooves on the paster runner, can keep high-efficient work, great improvement the work efficiency of chip mounter.

Aiming at the related technology, the inventor considers that in the prior art, a worker utilizes an element conveying groove pipe, a rotating wheel driver and a patch element clamping groove to realize continuous conveying of patches, and utilizes the cooperation of a ventilation main pipe, a ventilation branch pipe and a switch air tap to suck the patches, so that the effect of taking materials halfway is not needed, the working efficiency of the patch machine is improved, however, the patch rotating wheel descends by virtue of a lifting cylinder body, the patch rotating wheel presses a flexible circuit board through the patches, no buffer means exists on the patch rotating wheel, the flexible circuit board has the possibility of deformation, and therefore the installation position of the patches on the flexible circuit board is influenced, and the patch effect of the patch machine is reduced.

Disclosure of Invention

In order to improve the chip mounter's paster effect, this application provides a flexible circuit board chip mounter.

The application provides a flexible circuit board chip mounter adopts following technical scheme:

the utility model provides a flexible circuit board chip mounter, includes the workstation, be provided with the defeated piece area that is used for carrying the paster on the workstation and be used for carrying the defeated board area of flexible circuit board, be connected with a plurality of being used for the restriction on the defeated board area the restriction piece of flexible circuit board, set gradually on the workstation right the flexible circuit board scribbles the subassembly of tin cream, right the paster subassembly of flexible circuit board paster and acceleration the refrigerated cooling module of tin cream, defeated board area runs through in proper order scribble subassembly, paster subassembly and cooling module, the paster subassembly includes mount, lifting piece, moving part and suction piece, the mount is connected on the workstation, the moving part is connected on the mount, the lifting piece is connected on the output of moving part, the moving part is used for with the lifting piece is in carry the piece area with carry the back and forth between the board area, the output of lifting piece is connected with the fixed plate, the suction piece includes fixed cover, sliding sleeve, buffer piece and sucking disc, fixed cover are in the fixed cover is in the setting up the fixed plate and is worn the piece and is connected with the sliding sleeve if the sliding sleeve is in between the fixed cover.

Through adopting above-mentioned technical scheme, when needs paster flexible circuit board, the staff places flexible circuit board in the restriction piece, utilizes the smearing subassembly to smear the solder paste on flexible circuit board, utilizes the cooperation of moving part and elevating part afterwards, makes the sucking disc suck the paster on the defeated piece area, pastes the paster on the solder paste afterwards, and the fixed cover of in-process is exerted pressure the slip cap, and the bolster has buffered the pressure on the slip cap, utilizes cooling module to accelerate the cooling to the solder paste afterwards, has realized the effect of paster flexible circuit board. The staff utilizes the bolster to cushion the pressure from fixed sheathe in, has reduced flexible circuit board's probability of deformation because of pressure to this accurate mounted position of paster on flexible circuit board of assurance has improved the paster effect of chip mounter.

Optionally, the buffer member is a buffer spring, and the buffer member is sleeved on the sliding sleeve

By adopting the technical scheme, the buffer spring clamp has the effects of buffering impact and absorbing vibration, has larger elastic deformation capacity and service life, and is very suitable for pressure buffer occasions.

Optionally, the lifting piece is the lift cylinder, be connected with the flange on the output shaft of lifting piece, the output shaft of lifting piece pass through the cooperation of flange and bolt with the fixed plate is connected.

Through adopting above-mentioned technical scheme, the staff passes through the cooperation of flange and bolt with the fixed plate and is connected with the lifter to this, when absorbing the piece and damaging because of long-time use, the staff can change the piece of absorbing on the fixed plate at any time, easy operation, convenience.

Optionally, the smearing subassembly includes support, drive cylinder, lifter plate and scribble the cream section of thick bamboo, the leg joint is in on the workstation, drive cylinder connects on the support, the lifter plate is connected on drive cylinder's the output shaft, it sets up a plurality of to scribble the cream section of thick bamboo, a plurality of scribble the cream section of thick bamboo all wears to establish on the lifter plate.

Through adopting above-mentioned technical scheme, when needs smear the solder paste, the staff starts the drive cylinder, drives the lifter plate and descends, makes and scribbles the cream section of thick bamboo decline, and the play cream end of scribbling the cream section of thick bamboo contradicts flexible circuit board, has realized the effect of smearing the solder paste.

Optionally, a guide rod is connected to the lifting plate, and the guide rod passes through the bracket and is in sliding fit with the bracket.

By adopting the technical scheme, the guide rod is used for improving the accuracy of the paste coating position of the paste coating cylinder on the flexible circuit board.

Optionally, a limiting ring is connected to the guide rod, and the limiting ring is used for limiting the lifting height of the lifting plate.

Through adopting above-mentioned technical scheme, the restriction ring is used for restricting the ascending height of lifter plate, has reduced the possibility that the coating cream section of thick bamboo touched the support.

Optionally, the cooling module includes link, fan, main trachea and is in to be in on the workstation, the fan is connected on the link, main trachea is connected the air outlet department of fan, be provided with a plurality of in the branch pipe, a plurality of in the branch pipe all is connected on the main trachea, the air outlet that is in the branch pipe corresponds each the position of paster.

Through adopting above-mentioned technical scheme, when the cooling solder paste that needs to accelerate, the staff starts the fan, makes wind get into the minute tube along main trachea, spouts each paster by the minute tube again, has realized the effect of cooling solder paste with higher speed.

Optionally, the board conveying belt is connected with a plurality of fixed blocks, be connected with the bearing board on the fixed block, the restriction piece is for restricting the rail, the restriction piece is in connect two on the bearing board, two the restriction piece encloses into a rectangle space, the rectangle space is used for restricting flexible circuit board.

By adopting the technical scheme, the staff utilizes the rectangular space to limit the flexible circuit board, so that the possibility of displacement of the flexible circuit board when the flexible circuit board is coated with paste or pasted is reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the flexible circuit board needs to be pasted, a worker places the flexible circuit board in the limiting piece, smearing solder paste on the flexible circuit board by using the smearing component, then sucking the pasting piece on the piece conveying belt by using the matching of the moving component and the lifting component, pasting the pasting piece on the solder paste, pressing the sliding sleeve by using the fixing sleeve in the process, buffering the pressure on the sliding sleeve by using the buffering component, and then accelerating and cooling the solder paste by using the cooling component, so that the effect of the flexible circuit board is realized. The staff utilizes the bolster to cushion the pressure from fixed sheathe in, has reduced flexible circuit board's probability of deformation because of pressure to this accurate mounted position of paster on flexible circuit board of assurance has improved the paster effect of chip mounter.

Drawings

Fig. 1 is a schematic overall structure of a flexible circuit board chip mounter according to an embodiment of the present application.

Fig. 2 is a schematic structural view of the applicator assembly in an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a patch assembly according to an embodiment of the present application.

Fig. 4 is a cross-sectional view of a suction member structure used in an embodiment of the present application.

Fig. 5 is a schematic view of the cooling assembly in the embodiment of the present application.

Reference numerals illustrate: 1. a work table; 11. a sheet conveying belt; 111. a connecting disc; 12. a plate conveying belt; 121. a restriction member; 122. a bearing plate; 2. a smearing component; 21. a bracket; 22. a driving cylinder; 23. a lifting plate; 231. a guide rod; 232. a confinement ring; 24. a paste applying cylinder; 3. a patch assembly; 31. a fixing frame; 32. a lifting member; 321. a fixing plate; 33. a moving member; 331. a connecting plate; 34. a suction member; 341. a fixed sleeve; 342. a sliding sleeve; 343. a buffer member; 344. a suction cup; 4. a cooling assembly; 41. a connecting frame; 42. a blower; 43. a main air pipe; 44. and (5) separating pipes.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a flexible circuit board chip mounter. Referring to fig. 1, a flexible circuit board mounter includes a table 1, a sheet conveying belt 11 for conveying a patch and a board conveying belt 12 for conveying a flexible circuit board are provided on the table 1, and a restriction member 121 for restricting the flexible circuit board is provided on the board conveying belt 12. The workbench 1 is sequentially provided with a smearing component 2 for smearing solder paste on a flexible circuit board, a patch component 3 for patching the flexible circuit board and a cooling component 4 for accelerating the cooling of the solder paste, and the plate conveying belt 12 penetrates through the smearing component 2, the patch component 3 and the cooling component 4.

When the flexible circuit board needs to be pasted, a worker places the flexible circuit board in the limiting piece 121, then the pasting component 2 is used for pasting solder paste on the flexible circuit board, the pasting component 3 is used for standing the pasting on the solder paste on the sheet conveying belt 11, and finally the cooling component 4 is used for accelerating the cooling of the solder paste, so that the effect of pasting the flexible circuit board is achieved.

Referring to fig. 1, a plurality of connection pads 111 are fixedly connected to a sheet feeding belt 11, and the connection pads 111 are used for placing patches. A plurality of fixed blocks are fixedly connected to the plate conveying belt 12, a supporting plate 122 is fixedly connected to each fixed block, limiting pieces 121 can limit a fence, two limiting pieces 121 are fixedly connected to the supporting plate 122, two limiting pieces 121 enclose a rectangular space, and the rectangular space is used for limiting a flexible circuit board.

Referring to fig. 1 and 2, the painting assembly 2 includes a bracket 21, a driving cylinder 22, a lifting plate 23 and a painting drum 24, the bracket 21 is fixedly connected to the workbench 1, the driving cylinder 22 is vertically connected to the bracket 21 through bolts, and the lifting plate 23 is fixedly connected to an output shaft of the driving cylinder 22. The number of the paste applying cylinders 24 is several, in this embodiment, four paste applying cylinders 24 are uniformly distributed circumferentially around the axis of the output shaft of the driving cylinder 22, and the paste applying cylinders 24 are arranged on the lifting plate 23 in a penetrating manner.

When the solder paste needs to be coated, a worker starts the driving cylinder 22 to drive the lifting plate 23 to descend, so that the paste coating cylinder 24 descends, the paste outlet end of the paste coating cylinder 24 abuts against the flexible circuit board, and the effect of coating the solder paste is achieved.

Referring to fig. 2, in order to improve the accuracy of the paste applying position of the flexible circuit board, a plurality of guide rods 231 are vertically and fixedly connected to the lifting plate 23, and in this embodiment, two guide rods 231 pass through the bracket 21 and are in sliding fit with the bracket 21. A limiting ring 232 is fixedly connected to the guide rod 231, and the limiting ring 232 is used for limiting the lifting height of the lifting plate 23.

Referring to fig. 1 and 3, the patch assembly 3 includes a fixing frame 31, a lifting member 32, a moving member 33, and a suction member 34. The fixed frame 31 is fixedly connected to the workbench 1, the moving part 33 can be a rodless cylinder, the moving part 33 is fixedly connected to the fixed frame 31, the lifting part 32 can be a lifting cylinder, the output end of the moving part 33 is fixedly connected with the connecting plate 331, the lifting part 32 is fixedly connected to the connecting plate 331, the output shaft of the lifting part 32 is fixedly connected with a flange, and the flange is connected with the fixing plate 321 through a bolt.

Referring to fig. 3 and 4, the suction member 34 includes a fixed sleeve 341, a sliding sleeve 342, a buffer member 343, and a suction cup 344. The fixed sleeves 341 are provided in a plurality of numbers, in this embodiment, taking four as an example, the fixed sleeves 341 are penetratingly provided on the fixed plate 321, and the four fixed sleeves 341 are uniformly distributed around the axial line of the output shaft of the lifting member 32. The bottom end opening of fixed cover 341 sets up, and sliding sleeve 342 sliding fit is in the bottom of fixed cover 341, and sucking disc 344 fixed connection is in the bottom of sliding sleeve 342. The buffer member 343 may be a buffer spring, the buffer member 343 is fixedly connected between the fixed sleeve 341 and the suction cup 344, and the buffer member 343 is sleeved on the sliding sleeve 342.

When the flexible circuit board needs to be pasted, a worker starts the moving part 33, the lifting part 32 moves to the upper side of the sheet conveying belt 11, the sucker 344 is used for sucking the pasting sheet, then the moving part 33 is used for moving the pasting sheet to the upper side of the flexible circuit board, the fixed plate 321 descends, the pasting sheet is abutted to solder paste, the fixed sleeve 341 is pressed down in the process, and the buffer part 343 is pressed and deformed, so that the effect of pasting the flexible circuit board is realized.

Referring to fig. 1 and 5, the cooling assembly 4 includes a connection frame 41, a blower 42, a main air pipe 43, and a branch pipe 44. The link 41 is fixedly connected to the workbench 1, the fan 42 is fixedly connected to the link 41, the main air pipe 43 is fixedly connected to the air outlet of the fan 42 and penetrates through the link 41, the branched pipes 44 are fixedly connected to the main air pipe 43 in a plurality, in this embodiment, four branched pipes 44 are in one-to-one correspondence with the patches.

When the solder paste needs to be cooled in an accelerating way, a worker starts the fan 42, so that wind enters the branch pipes 44 along the main air pipe 43, and then the branch pipes 44 spray the solder paste to each patch, thereby realizing the effect of cooling the solder paste in an accelerating way.

The implementation principle of the flexible circuit board chip mounter in the embodiment of the application is as follows: when the flexible circuit board is required to be pasted, a worker places the flexible circuit board in a rectangular space, then starts the driving cylinder 22 to drive the lifting plate 23 to descend, the paste applying cylinder 24 descends, the paste outlet end of the paste applying cylinder 24 abuts against the flexible circuit board, then starts the moving part 33 to enable the lifting part 32 to move to the upper side of the sheet conveying belt 11, the sucker 344 is utilized to suck the paster, then the moving part 33 is utilized to move the paster to the upper side of the flexible circuit board, the fixing plate 321 descends, the paster abuts against the solder paste, the fixing sleeve 341 is pressed downwards in the process, the buffer part 343 is pressed and deformed, finally, the fan 42 is started, wind enters the branched pipes 44 along the main air pipes 43, and then the branched pipes 44 spray the paste to the patches, and the effect of the flexible circuit board is achieved.

The staff utilizes the buffer 343 to buffer the pressure from the fixed sleeve 341, reduces the possibility of deformation of the flexible circuit board due to the pressure, thereby ensuring the accurate mounting position of the patch on the flexible circuit board and improving the patch effect of the patch machine.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A flexible circuit board chip mounter, its characterized in that: including workstation (1), be provided with on workstation (1) and be used for carrying the defeated piece area (11) of paster and be used for carrying defeated board area (12) of flexible circuit board, be connected with a plurality of being used for limiting on defeated board area (12) restriction piece (121) of flexible circuit board, be provided with in proper order on workstation (1) right the flexible circuit board is scribbled subassembly (2) of tin cream, right the paster subassembly (3) of flexible circuit board paster and acceleration cooling module (4) of tin cream cooling, defeated board area (12) run through in proper order defeated board area (12) defeated subassembly (2), paster subassembly (3) and cooling module (4), defeated board subassembly (3) include mount (31), lifter (32), moving part (33) and absorbing part (34), mount (31) are connected on workstation (1), moving part (33) are connected on mount (31), lifter (32) are connected on the output of moving part (33), moving part (321) are used for with lifter (33) and are in carrying piece (33) and are connected with the conveying piece (32) and are had between the fixed part (341) and the piece (32) is held including the fixed part (341) Sliding sleeve (342), bolster (343) and sucking disc (344), fixed cover (341) are in wear to set up a plurality of on fixed plate (321), sliding sleeve (342) sliding fit is in the lower extreme of fixed cover (341), sucking disc (344) are connected the bottom of sliding sleeve (342), bolster (343) are connected fixed cover (341) with between sliding sleeve (342), bolster (343) are used for buffering the pressure of fixed cover (341).

2. The flexible circuit board placement machine of claim 1, wherein: the buffer piece (343) is a buffer spring, and the buffer piece (343) is sleeved on the sliding sleeve (342).

3. The flexible circuit board placement machine of claim 2, wherein: the lifting piece (32) is a lifting cylinder, a flange is connected to an output shaft of the lifting piece (32), and the output shaft of the lifting piece (32) is connected with the fixing plate (321) through the cooperation of the flange and the bolts.

4. A flexible circuit board placement machine according to claim 3, wherein: the coating assembly (2) comprises a support (21), a driving air cylinder (22), a lifting plate (23) and a coating barrel (24), wherein the support (21) is connected to the workbench (1), the driving air cylinder (22) is connected to the support (21), the lifting plate (23) is connected to an output shaft of the driving air cylinder (22), the coating barrel (24) is provided with a plurality of coating barrels (24) which are all penetrated on the lifting plate (23).

5. The flexible circuit board mounting machine according to claim 4, wherein: the lifting plate (23) is connected with a guide rod (231), and the guide rod (231) penetrates through the support (21) and is in sliding fit with the support (21).

6. The flexible circuit board mounting machine according to claim 5, wherein: the guide rod (231) is connected with a limiting ring (232), and the limiting ring (232) is used for limiting the lifting height of the lifting plate (23).

7. The flexible circuit board placement machine of claim 6, wherein: the cooling assembly (4) comprises a connecting frame (41), a fan (42), a main air pipe (43) and branch pipes (44), wherein the connecting frame (41) is connected to the workbench (1), the fan (42) is connected to the connecting frame (41), the main air pipe (43) is connected to an air outlet of the fan (42), the branch pipes (44) are provided with a plurality of, the branch pipes (44) are connected to the main air pipe (43), and the air outlet of the branch pipes (44) corresponds to the positions of the patches.

8. The flexible circuit board placement machine of claim 7, wherein: the flexible circuit board is characterized in that a plurality of fixing blocks are connected to the plate conveying belt (12), a supporting plate (122) is connected to the fixing blocks, limiting pieces (121) are limiting rails, two limiting pieces (121) are connected to the supporting plate (122), two limiting pieces (121) enclose a rectangular space, and the rectangular space is used for limiting the flexible circuit board.