CN218534900U - Board shearing device of PCB board - Google Patents

Abstract

The utility model relates to the technical field of plate shearing devices, in particular to a plate shearing device for a PCB; a plurality of upper cutter assemblies arranged on the mounting plate are matched with the lower cutter assemblies arranged on the workbench, so that a plurality of PCBs are cut off from the whole PCB raw material at one time, the PCB is tightly pressed by the discharging assemblies elastically arranged in the upper cutter assemblies on one hand before being cut, and the PCB is ejected downwards to be discharged after being cut on the other hand, in addition, the positioning assemblies are matched with the limiting plates to position the initial cutting positions of the PCBs, and the plate shearing mechanisms are matched with the feeding mechanisms arranged on the two sides of the plate shearing mechanisms, so that the automatic feeding process is realized; the problem of at the in-process of PCB board cutting, can't once only cut off polylith PCB board to the in-process of workman manual unloading easily contacts with the equipment part in the work and produces danger, also the time of wasting simultaneously is solved.

Description

Board shearing device of PCB board

Technical Field

The utility model relates to a cut board technical field, specifically be a board device of cutting of PCB board.

Background

In the prior art, when a PCB is cut, two main modes are provided, namely, laser is adopted for cutting, the section is relatively flat during laser cutting, the size precision is higher, but the manufacturing cost is high, the other mode is that the PCB is cut by the shearing force of a cutter, if a saw blade, a milling cutter or two cutters similar to scissors are adopted for cutting, the mode is relatively low in price and is relatively suitable for most enterprises, however, the mode needs to manually fix the PCB to a corresponding position during cutting, or the mode is directly used for adjusting the position by hand, and only one cutter is used for cutting during cutting, a plurality of PCBs are difficult to cut off at one time, so that the speed during cutting is relatively low, the cut PCB is collected manually after cutting, the time is also relatively wasted, and the parts which work on equipment are easy to contact, so that danger is generated.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a board shearing device of PCB board has solved at the in-process of PCB board cutting, and polylith PCB board can't once only be cut off to the in-process of workman manual last unloading contacts with the equipment part in the work easily and produces danger, also the problem of wasted time simultaneously.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme:

a plate shearing device for a PCB comprises a supporting mechanism arranged on the ground, wherein a detachable plate shearing mechanism is arranged on the supporting mechanism, and a feeding mechanism used for feeding and discharging the plate shearing mechanism is arranged on the supporting mechanism.

Plate shearing mechanism is including setting up the lifting unit on the supporting mechanism, the lifting unit top is equipped with the mounting panel of liftable, be equipped with the bar spout that runs through its diapire on the mounting panel, it has detachable upper cutter subassembly to slide in the bar spout, it is equipped with the subassembly of unloading that can stretch out and draw back from top to bottom to go up the cutter subassembly, be equipped with the cutter groove of the echelonment that runs through its diapire on the supporting mechanism, the cutter inslot is installed and is used for tailorring the lower cutter subassembly of PCB board with upper cutter subassembly cooperation, install the locating component that can stretch out and draw back from top to bottom that is used for fixing a position PCB board initial position on the supporting mechanism of lower cutter subassembly one side, install the limiting plate that is used for restricting PCB board side position on the supporting mechanism of lower cutter subassembly and the perpendicular one side of locating component.

Preferably, the supporting mechanism comprises a workbench, and a plurality of supporting columns are arranged on the periphery of the workbench.

Preferably, the feeding mechanism comprises feeding chutes respectively arranged at two sides of the plate shearing mechanism, a U-shaped mounting support corresponding to the feeding chutes is mounted on the supporting mechanism, rolling shafts used for matching feeding are rotatably mounted in the U-shaped mounting support and the feeding chutes, a plurality of uniformly distributed flexible rolling wheels are fixed on the rolling shafts, a feeding motor which is driven by a belt and is arranged in the U-shaped mounting support is mounted on the supporting mechanism, a threaded rod is slidably arranged on the U-shaped mounting support far away from the positioning assembly, a guide rod arranged between the U-shaped mounting support and the rolling shafts in the feeding chutes is fixed at the bottom of the threaded rod, and fastening nuts are arranged on the threaded rod.

Preferably, the lifting assembly comprises a sliding column which is vertically fixed on the upper surface of the supporting mechanism and is in sliding connection with the mounting plate, and a hydraulic oil cylinder with a movable end fixed with the bottom of the mounting plate is fixed on the supporting mechanism.

As preferred, go up the cutter unit including the last sword piece that the edge of a knife was seted up at bottom edge, go up sword piece bottom center department and seted up and dodge the groove, go up sword piece top and be fixed with the slider that slides and set up in the bar spout, the slider top is fixed with the screw rod that runs through the bar spout, threaded connection has the nut that sets up in the mounting panel top on the screw rod.

As preferred, the subassembly of unloading is being dodged the unloading piece of inslot including the slip setting, and the piece top of unloading is fixed with the slide bar that runs through last sword piece roof, and the slide bar top is fixed with the baffle, and the cover is equipped with the spring that sets up between last sword piece inner wall and the piece of unloading on the slide bar.

Preferably, the lower cutter assembly comprises a lower cutter block which is matched with the cutter block to cut the PCB, a fixing block which is slidably mounted in the cutter groove is arranged on one side of the lower cutter block, a fixing rod with a thread formed on the surface is rotatably mounted on one side, far away from the lower cutter block, of the fixing block, and the fixing rod penetrates through the side wall of the cutter groove and is in threaded connection with the side wall.

Preferably, the positioning assembly comprises a positioning plate which is arranged on the supporting mechanism in a sliding mode, and an air cylinder with a movable end fixed to the bottom of the positioning plate is fixed to the lower portion of the supporting mechanism.

(III) advantageous effects

Compared with the prior art, the utility model provides a board shearing device of PCB board possesses following

Has the advantages that:

the lower cutter unit that sets up on the workstation is cooperated to a plurality of last cutter unit spares that set up on the mounting panel, the polylith PCB board has been realized cutting off from monoblock PCB board raw materials, the subassembly of unloading that goes up elasticity setting in the cutter unit compresses tightly the PCB board on the one hand before cutting and prevents that the PCB board from sliding at cutting process atress, also can push out the PCB board downwards after the cutting simultaneously, be convenient for unload and collect, in cutting process, locating component fixes a position the initial position of PCB board cutting with the cooperation of limiting plate, thereby the size precision among the PCB board cutting process has been improved, the feeding mechanism of plate shearing mechanism cooperation setting in its both sides, the process of autoloading has been realized, danger and waste time when having avoided artifical unloading, it is also safer simultaneously.

The adjustable guide rod is arranged in the feeding mechanism and matched with the flexible roller arranged on the roller, when PCBs of different sizes are produced and the whole PCB raw materials of different sizes are sent, the flexible roller can roll to convey the PCBs, and the guide rod is matched with the flexible roller to control the moving direction of the PCBs, so that the initial position of the PCB cutting is conveniently located.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic view of the three-dimensional structure of the present invention;

fig. 2 is a schematic view of the support mechanism and the lifting assembly of the present invention;

FIG. 3 is a cross-sectional view of the upper cutter assembly and the discharge assembly of the present invention;

fig. 4 is a schematic view of the lower cutter assembly and the feeding mechanism of the present invention;

FIG. 5 is a schematic view of a roller and a flexible roller according to the present invention;

in the figure: 1. a support mechanism; 11. a work table; 12. a support column; 2. a plate shearing mechanism; 21. a lifting assembly; 211. a traveler; 212. a hydraulic cylinder; 22. mounting a plate; 23. a strip-shaped chute; 24. an upper cutter assembly; 241. feeding a cutter block; 242. an avoidance groove; 243. a slider; 244. a screw; 245. a nut; 25. a discharge assembly; 251. unloading the material block; 252. a slide bar; 253. a baffle plate; 254. a spring; 26. a cutter groove; 27. a lower cutter assembly; 271. a lower cutter block; 272. a fixed block; 273. fixing the rod; 28. a positioning assembly; 281. positioning a plate; 282. a cylinder; 29. a limiting plate; 3. a feeding mechanism; 31. a feeding groove; 32. a U-shaped mounting bracket; 33. a roller; 34. a flexible roller; 35. a feeding motor; 36. a threaded rod; 37. a guide bar; 38. and (5) tightening the nut.

Detailed Description

The embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement the technical means for solving the technical problems and achieving the technical effects of the present application can be fully understood and implemented.

Fig. 1-5 show an embodiment of the present invention, which can cut off a plurality of PCB boards at a time by changing the structure of the device for cutting PCB boards, and automatically collect the cut off PCB boards and the waste materials left after cutting, and also can automatically feed the PCB boards, thereby saving time and being safer.

The utility model provides a board shearing device of PCB board, is including setting up the supporting mechanism 1 on ground, is equipped with detachable plate shearing mechanism 2 on the supporting mechanism 1, is equipped with the feeding mechanism 3 that is used for the feeding and the ejection of compact to plate shearing mechanism 2 on the supporting mechanism 1, and feeding mechanism 3 is intermittent type formula transport, with the board shearing rhythm phase-match of plate shearing mechanism 2 to realize the intermittent type nature cutting to monoblock PCB board raw materials, prevent that feeding mechanism 3 from moving always and taking place to interfere when cuting with plate shearing mechanism 2.

The plate shearing mechanism 2 comprises a lifting component 21 arranged on a supporting mechanism 1, a lifting mounting plate 22 is arranged at the top of the lifting component 21, the lifting component 21 is used for driving the mounting plate 22 to move up and down, a strip-shaped chute 23 penetrating through the bottom wall of the mounting plate 22 is arranged on the mounting plate 22, a detachable upper cutter component 24 is arranged in the strip-shaped chute 23 in a sliding manner, a plurality of upper cutter components 24 can be arranged side by side according to the cutting requirement, so that a plurality of PCB plates can be cut simultaneously, an up-and-down telescopic unloading component 25 is arranged in the upper cutter component 24, the unloading component 25 is used for assisting the PCB plates to fall down after the PCB plates are cut by the upper cutter component 24, a stair-shaped cutter groove 26 penetrating through the bottom wall of the supporting mechanism 1 is arranged on the supporting mechanism 1, a lower cutter component 27 used for cutting the PCB plates in a matching manner with the upper cutter component 24 is arranged in the cutter groove 26, and a up-and-down telescopic positioning component 28 used for positioning the initial position of the PCB plates is arranged on the supporting mechanism 1 on one side of the lower cutter component 27, the supporting mechanism 1 on one side of the lower cutter assembly 27 perpendicular to the positioning assembly 28 is provided with a limiting plate 29 for limiting the side position of the PCB, after two sides of the PCB are simultaneously contacted and positioned with the limiting plate 29 and the positioning assembly 28, the positioning assembly 28 falls, the lifting assembly 21 drives the mounting plate 22 to drive the upper cutter assembly 24 to fall, the upper cutter assembly 24 falls to be matched with a knife edge on the lower cutter assembly 27 to cut the PCB, a plurality of upper cutter assemblies 24 arranged side by side realize simultaneous cutting of a plurality of PCBs as required, in the falling process of the upper cutter assembly 24, the bottom of the discharging assembly 25 is firstly contacted with the surface of the PCB and shrinks upwards, pre-compaction of the PCB is also realized, subsequent cutting is convenient, after the upper cutter assembly 24 cuts the PCB, in order to prevent the cut PCB from being clamped in the lower cutter assembly 27, unloading subassembly 25 is ejecting it downwards to PCB board pressure, can set up box or conveyer belt and collect here below, the cooperation is used for the feeding mechanism 3 to the feeding of plate shearing mechanism 2 and the ejection of compact simultaneously, realize automatic feed on the one hand, on the other hand will cut the remaining waste material of back and spread outward, also can set up corresponding dump bin and collect, thereby whole process has realized once only cutting polylith PCB board, and collect the PCB board that cuts off and the waste material after the cutting automatically, this process does not need the workman to fix the PCB board on this device or take off the material after cutting by hand, it is also safer when saving time.

As the preferred technical scheme of this embodiment, supporting mechanism 1 is equipped with a plurality of support columns 12 including workstation 11 around workstation 11, and support columns 12 are used for supporting workstation 11, improve its stability.

As the preferable technical scheme of the embodiment, the feeding mechanism 3 comprises feeding grooves 31 respectively arranged at two sides of the plate shearing mechanism 2, a U-shaped mounting bracket 32 corresponding to the feeding grooves 31 is arranged on the supporting mechanism 1, rolling shafts 33 used for matching feeding are respectively arranged in the U-shaped mounting bracket 32 and the feeding grooves 31 in a rotating way, a plurality of flexible rolling wheels 34 which are uniformly distributed are fixed on the rolling shafts 33, when the PCB is conveyed, the flexible rolling wheels 34 are contacted with the PCB, on one hand, the deformation is generated, so that the damage to the PCB is avoided, on the other hand, the PCB is driven to move in the rotating way by the friction force of the flexible rolling wheels 34, a feeding motor 35 which is driven by a belt with the plurality of rolling shafts 33 arranged in the U-shaped mounting bracket 32 is arranged on the supporting mechanism 1, the feeding motor 35 is intermittently started, after the upper cutter assembly 24 is separated from contact with the PCB, the PCB to be cut is driven to move by a corresponding distance in a rotating mode, the next PCB to be cut is just positioned at the position where the upper cutter assembly 24 can cut, a threaded rod 36 is arranged on the U-shaped mounting bracket 32 far away from the positioning assembly 28 in a sliding mode, a guide rod 37 arranged between the U-shaped mounting bracket 32 and a roller 33 in the feeding groove 31 is fixed at the bottom of the threaded rod 36, a fastening nut 38 is arranged on the threaded rod 36, when the PCB with different sizes faces, the guide rod 37 is matched with a flexible roller 34, the PCB can be moved, the PCB can be directionally moved to the positioning assembly 28 and the limiting plate 29 to be positioned at the initial cutting position, accuracy of the cutting position is facilitated, and cutting accuracy is improved.

As the preferred technical scheme of this embodiment, lifting unit 21 is fixed with movable end and the fixed hydraulic cylinder 212 in mounting panel 22 bottom including vertical strut 211 fixed at supporting mechanism 1 upper surface and with mounting panel 22 sliding connection on supporting mechanism 1, and hydraulic cylinder 212 drives mounting panel 22 and slides on strut 211 to the lift of mounting panel 22 has been realized, thereby drives cutter unit 24 and cuts the PCB board, and is simple and convenient.

As a preferred technical solution of this embodiment, the upper tool assembly 24 includes an upper tool block 241 having a knife edge at a bottom edge, an avoiding groove 242 is formed at a center of a bottom of the upper tool block 241, the avoiding groove 242 is used for preventing the bottom of the tool block from crushing the PCB, a slider 243 slidably disposed in the bar-shaped sliding groove 23 is fixed at a top of the upper tool block 241, the slider 243 is used for conveniently positioning the position of the upper tool block 241, and can adjust a distance and a position of the plurality of upper tool blocks 241 in a direction of the bar-shaped sliding groove 23 to adapt to PCBs of different sizes, and simultaneously prevent the upper tool block 241 from swinging left and right in the bar-shaped sliding groove 23, a screw 244 penetrating through the bar-shaped sliding groove 23 is fixed at a top of the slider 243, a nut 245 disposed at a top of the mounting plate 22 is connected to the screw 244 by a thread, the upper tool assembly 24 is fixed by the nut 245 and the screw 244, which is simple and convenient, and the number of the upper tool blocks 241 can be adjusted according to the size and number of the PCBs to be cut as needed.

As a preferable technical solution of the present embodiment, the discharging assembly 25 includes a discharging block 251 slidably disposed in the avoiding groove 242, a sliding rod 252 penetrating through a top wall of the upper knife block 241 is fixed on a top of the discharging block 251, a baffle 253 is fixed on a top of the sliding rod 252, a spring 254 disposed between an inner wall of the upper knife block 241 and the discharging block 251 is sleeved on the sliding rod 252, the discharging block 251 is elastically disposed in the avoiding groove 242 through the spring 254, when the discharging assembly 25 falls down together with the upper knife assembly 24, the discharging block 251 first contacts with the PCB to perform pre-pressing to prevent the PCB from changing in position during cutting, after cutting, under an elastic force of the spring 254, the discharging block 251 retracted into the avoiding groove 242 presses the PCB to enable the PCB to fall down, thereby pre-pressing the PCB and performing auxiliary discharging of the PCB, thereby achieving two purposes.

As the preferred technical scheme of this embodiment, the lower cutter assembly 27 includes the lower cutter block 271 that cooperates with the cutter block to cut the PCB, lower cutter block 271 one side is equipped with the fixed block 272 of slidable mounting in cutter groove 26, the fixed block 272 is kept away from one side of lower cutter block 271 and is rotated and install the dead lever 273 that the surface was seted up the screw thread, dead lever 273 runs through the lateral wall of cutter groove 26 and with lateral wall threaded connection, pull fixed block 272 through rotating dead lever 273 and remove, thereby extrude lower cutter block 271 fixedly, make its edge of a knife correspond with last cutter block 241, thereby conveniently cut the PCB, and is simple and convenient.

As the preferred technical scheme of this embodiment, locating component 28 is including sliding setting up locating plate 281 on supporting mechanism 1, supporting mechanism 1 is fixed with the cylinder 282 that the expansion end is fixed with locating plate 281 bottom down, after fixing a position the PCB board, locating component 28 gliding retraction is in workstation 11, go up cutter unit 24 and move down and cut simultaneously, after the whole cutting of the PCB board that needs the cutting of a monoblock, locating component 28 rises once more and waits for the next monoblock PCB board that needs the cutting to arrive, this process can confirm whether have the monoblock PCB board through installation inductor or image transmission equipment on locating plate 281, thereby drive actuating cylinder 282 work, thereby realized fixing a position every PCB cutting's initial position, and is simple and convenient.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a board shearing device of PCB board, is including setting up supporting mechanism (1) on ground, its characterized in that: the supporting mechanism (1) is provided with a detachable plate shearing mechanism (2), and the supporting mechanism (1) is provided with a feeding mechanism (3) for feeding and discharging the plate shearing mechanism (2);

plate shearing mechanism (2) is including setting up lifting unit (21) on supporting mechanism (1), lifting unit (21) top is equipped with mounting panel (22) of liftable, be equipped with bar spout (23) that run through its diapire on mounting panel (22), it goes up cutter unit (24) to slide in bar spout (23) and be equipped with detachable, it is flexible subassembly (25) of unloading from top to bottom to go up to be equipped with in cutter unit (24), be equipped with cutter groove (26) of the echelonment that runs through its diapire on supporting mechanism (1), install in cutter groove (26) and be used for cutting out lower cutter unit (27) of PCB board with last cutter unit (24) cooperation, install locating component (28) that can stretch out and draw back from top to bottom that are used for fixing a position PCB board initial position on supporting mechanism (1) of lower cutter unit (27) one side, install limiting plate (29) that are used for limiting PCB board side position on lower cutter unit (27) and the supporting mechanism (1) of locating component (28) perpendicular one side.

2. The plate shearing device for the PCB according to claim 1, characterized in that: the supporting mechanism (1) comprises a workbench (11), and a plurality of supporting columns (12) are arranged on the periphery of the workbench (11).

3. The plate shearing device for the PCB according to claim 1, characterized in that: feeding mechanism (3) are including setting up chute feeder (31) in plate shearing mechanism (2) both sides respectively, install U-shaped installing support (32) that correspond with chute feeder (31) on supporting mechanism (1), all rotate in U-shaped installing support (32) and chute feeder (31) and install roller bearing (33) that are used for cooperating the pay-off, be fixed with a plurality of evenly distributed's flexible gyro wheel (34) on roller bearing (33), supporting mechanism (1) is last to install and to set up a plurality of roller bearings (33) in U-shaped installing support (32) through belt drive's pay-off motor (35), it is equipped with threaded rod (36) to keep away from on U-shaped installing support (32) of locating component (28) the slip, threaded rod (36) bottom is fixed with guide bar (37) that set up between roller bearing (33) in U-shaped installing support (32) and chute feeder (31), be equipped with fastening nut (38) on threaded rod (36).

4. The plate shearing device for the PCB as claimed in claim 1, wherein: the lifting assembly (21) comprises a sliding column (211) which is vertically fixed on the upper surface of the supporting mechanism (1) and is in sliding connection with the mounting plate (22), and a hydraulic oil cylinder (212) with a movable end fixed with the bottom of the mounting plate (22) is fixed on the supporting mechanism (1).

5. The plate shearing device for the PCB according to claim 1, characterized in that: go up cutter unit (24) including last sword piece (241) that the edge of a knife was seted up at bottom edge, go up sword piece (241) bottom center department and seted up and dodge groove (242), go up sword piece (241) top and be fixed with slide block (243) that slide and set up in bar spout (23), slide block (243) top is fixed with screw rod (244) that run through bar spout (23), threaded connection has nut (245) that set up in mounting panel (22) top on screw rod (244).

6. The plate shearing device for the PCB as claimed in claim 5, wherein: the discharging assembly (25) comprises a discharging block (251) which is arranged in the dodging groove (242) in a sliding mode, a sliding rod (252) penetrating through the top wall of the upper cutter block (241) is fixed to the top of the discharging block (251), a baffle (253) is fixed to the top of the sliding rod (252), and a spring (254) arranged between the inner wall of the upper cutter block (241) and the discharging block (251) is sleeved on the sliding rod (252).

7. The plate shearing device for the PCB as claimed in claim 5, wherein: lower cutter unit (27) are including lower sword piece (271) with sword piece cooperation cutting PCB board, and lower sword piece (271) one side is equipped with fixed block (272) of slidable mounting in cutter groove (26), and one side that lower sword piece (271) was kept away from in fixed block (272) is rotated and is installed the surface and set up screwed dead lever (273), dead lever (273) run through the lateral wall of cutter groove (26) and with lateral wall threaded connection.

8. The plate shearing device for the PCB as claimed in claim 1, wherein: the positioning assembly (28) comprises a positioning plate (281) which is arranged on the supporting mechanism (1) in a sliding mode, and an air cylinder (282) with a movable end fixed to the bottom of the positioning plate (281) is fixed to the lower portion of the supporting mechanism (1).

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