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CN-224218584-U - Universal jig

CN224218584UCN 224218584 UCN224218584 UCN 224218584UCN-224218584-U

Abstract

The utility model discloses a universal jig which comprises a mounting seat, two vertical plates and a jacking mechanism, wherein the two vertical plates are oppositely arranged left and right, the two vertical plates are respectively arranged at the top ends of the mounting seat, a pressing plate is arranged at the top ends of the vertical plates, the pressing plate part is protruded out of the inner side of the vertical plates, the jacking mechanism comprises a supporting plate and a jacking component, the inner side of the vertical plates is provided with two first mounting holes and a plurality of second mounting holes, the two first mounting holes are respectively close to the two ends of the vertical plates, the plurality of second mounting holes are sequentially arranged between the two first mounting holes at intervals from front to back along the length direction of the vertical plates, two first rotating shafts are respectively rotatably arranged in the two first mounting holes, a plurality of second rotating shafts are respectively rotatably arranged in the plurality of second mounting holes, one ends of the first rotating shafts and one ends of the second rotating shafts are protruded out of the inner sides of the vertical plates, and two first rollers are respectively sleeved at one ends of the two first rotating shafts. The utility model can ensure the cleanliness of the PCB and the die bonding quality.

Inventors

  • CHEN ZHUOZHAO
  • Lan Lisan
  • JIANG WEI

Assignees

  • 深圳新益昌科技股份有限公司

Dates

Publication Date
20260508
Application Date
20250326

Claims (10)

  1. 1. The utility model provides a general tool, includes the mount pad, two are riser and climbing mechanism that control relative setting up, two risers set up respectively in the top of mount pad, the top of riser is equipped with the clamp plate, clamp plate part protrusion is in the inboard of riser, climbing mechanism includes layer board and is used for driving the jacking subassembly that the layer board reciprocated, its characterized in that, the inboard of riser is equipped with two first mounting holes and a plurality of second mounting holes, two first mounting holes respectively with the both ends of riser are close to mutually, a plurality of second mounting holes are followed the length direction of riser is from front to back interval arrangement in proper order between two first mounting holes, two first mounting holes are interior to be provided with two first pivots that rotate respectively, a plurality of second pivots are interior to be provided with respectively rotatably of second mounting holes, the one end of first pivot, the one end of second pivot all protrusion in the inboard of riser, two first pivots one end cover respectively are equipped with two first gyro wheels, a plurality of second cover are equipped with a plurality of second pivots respectively and a plurality of second pivot and a plurality of clamp plate, a plurality of second pivot and a plurality of drive roller assemblies are located respectively; The support plate is located between two risers and the both sides of support plate are close to with the inboard of two risers respectively, the support plate corresponds with the clamp plate of two risers and is located the below of the clamp plate of two risers, the both sides of support plate are equipped with a plurality of grooves of dodging respectively, and a plurality of grooves of dodging set up along the length direction interval of support plate, and a plurality of second gyro wheels of one of them riser are held respectively in a plurality of inslot of dodging of one side of support plate, a plurality of second gyro wheels of another riser are held respectively in a plurality of inslot of dodging of the opposite side of support plate, second gyro wheel part bulge in the top of support plate.
  2. 2. The universal jig of claim 1, wherein a first bearing is disposed in the first mounting hole, the first bearing is sleeved on the first rotating shaft, a second bearing is disposed in the second mounting hole, and the second bearing is sleeved on the second rotating shaft.
  3. 3. The universal jig of claim 1, wherein the driving assembly comprises a driving motor and a synchronous belt transmission structure, the driving motor is arranged on the inner side of the vertical plate and below the supporting plate, and the driving motor is connected with the two first rotating shafts and the plurality of second rotating shafts through the synchronous belt transmission structure.
  4. 4. The universal fixture of claim 3, wherein the synchronous belt transmission structure comprises a driving wheel, two first driven wheels, a plurality of second driven wheels and a synchronous belt, the outside of the vertical plate is provided with a driving wheel mounting hole, the output shaft of the driving motor stretches into the driving wheel mounting hole, the driving wheel is accommodated in the driving wheel mounting hole and sleeved on the output shaft of the driving motor, the driving wheel is positioned below the plurality of second rollers, the two first driven wheels are respectively close to two ends of the vertical plate, the two first driven wheels are respectively accommodated in the two first mounting holes and respectively sleeved on the two first rotating shafts, the plurality of second driven wheels are sequentially arranged between the two first driven wheels at intervals along the length direction of the vertical plate, the plurality of second driven wheels are respectively accommodated in the plurality of second mounting holes and respectively sleeved on the plurality of second rotating shafts, the outside of the vertical plate is provided with an annular groove, and the two first mounting holes, the driving wheel mounting hole and the plurality of second mounting holes are respectively communicated with the two first driven wheels and the two driven wheels are respectively sleeved on the annular grooves.
  5. 5. The universal jig according to claim 4, wherein a first tensioning wheel is respectively arranged between the two first driven wheels and the driving wheel, the first tensioning wheels are positioned below the plurality of second driven wheels, the first tensioning wheels are accommodated in first mounting grooves on the outer sides of the vertical plates, the first mounting grooves are communicated with the annular grooves, first hole sites communicated with the first mounting grooves are arranged on the inner sides of the vertical plates, first tensioning shafts are rotatably arranged in the first hole sites, the first tensioning shaft parts extend into the first mounting grooves, and the first tensioning wheels are sleeved on the first tensioning shafts and are propped against the synchronous belt; The lower part between the first second driven wheel and the second driven wheel, the lower part between the last second driven wheel and the last second driven wheel are respectively provided with a second tensioning wheel, the second tensioning wheels are accommodated in second mounting grooves on the outer sides of the vertical plates, the second mounting grooves are communicated with the annular grooves, second hole sites communicated with the second mounting grooves are arranged on the inner sides of the vertical plates, second tensioning shafts are rotatably arranged in the second hole sites, the second tensioning shaft parts extend into the second mounting grooves, the second tensioning wheels are sleeved on the second tensioning shafts, and the second tensioning wheels are propped against the synchronous belt.
  6. 6. The universal jig of claim 5, wherein a transparent sealing plate for covering the driving wheel, the two first driven wheels, the plurality of second driven wheels, the first tensioning wheel, the second tensioning wheel and the synchronous belt is arranged on the outer side of the vertical plate.
  7. 7. The universal jig according to claim 1, wherein the inner side of the vertical plate is provided with two inner side grooves, the bottoms of the two inner side grooves are respectively provided with two mounting holes, two support shafts are respectively arranged in the two mounting holes, one ends of the two support shafts respectively extend out of the two inner side grooves and are respectively rotatably sleeved with two support rollers, one support roller is positioned between one first roller and one first second roller, the other support roller is positioned between the other first roller and the last second roller, and the supporting plate is positioned between the two support rollers.
  8. 8. The universal jig according to claim 1, wherein the jacking assembly comprises two jacking air cylinders which are arranged in a front-back opposite mode and two connecting plates which are arranged in a front-back opposite mode, connecting pieces are arranged at the top ends of the mounting seats, the connecting pieces are located below the supporting plates, two ends of the connecting pieces protrude out of the two ends of the mounting seats respectively, the mounting seats are located between the two jacking air cylinders, the two jacking air cylinders are attached to one side of the connecting pieces respectively, two air cylinder seats are arranged at the bottom ends of the connecting pieces, the two jacking air cylinders are arranged on the two air cylinder seats respectively, the two connecting plates are located above the connecting pieces and are arranged at the bottom ends of the supporting plates respectively, and one ends of the two connecting plates are connected with the tail ends of output shafts of the two jacking air cylinders respectively.
  9. 9. The universal fixture of claim 8, wherein the jacking assembly further comprises two upright posts arranged in a front-back opposite manner, the two upright posts are respectively arranged on the other side of the connecting piece in a sliding manner, and the top ends of the two upright posts are respectively connected with the other ends of the two connecting plates.
  10. 10. The universal jig of claim 1, further comprising a blocking mechanism comprising a blocking cylinder and a blocking member, the blocking cylinder being located between the two upright plates and disposed at the bottom of one end of the cylinder plate, the other end of the cylinder plate being disposed at the top end of the mounting base, the cylinder plate being located below the pallet, the blocking member being located between the two upright plates and behind the pressing plates of the two upright plates, the bottom end of the blocking member passing through the through hole at the top end of the cylinder plate and being connected with the end of the output shaft of the blocking cylinder.

Description

Universal jig Technical Field The utility model relates to the technical field of LED die bonders, in particular to a universal jig. Background The utility model provides a fixture for fixing PCB board at solid brilliant position of current LED die bonder, it generally includes the mount pad, two risers and climbing mechanism that are the relative setting about, two risers set up respectively in the top of mount pad, the top of riser is equipped with the clamp plate, the clamp plate part protrusion is in the inboard of riser, the inboard of riser rotationally is provided with from the driving wheel, the driving wheel is close to with the one end of riser mutually, the outside of riser is equipped with drive assembly in the position that is close to the riser other end, drive assembly's output shaft's end passes the through-hole of riser and is located between two risers, drive assembly's output shaft's end cover is equipped with the action wheel, the action wheel corresponds with the follow driving wheel and the cover is equipped with the hold-in range on action wheel and the follow driving wheel, climbing mechanism includes the layer board and is used for driving the jacking subassembly of the upper and lower part between the hold-in range of two risers and corresponds with the clamp plate of two risers. When the PCB plate is in practical application, the driving wheel, the driven wheel and the synchronous belt are driven to rotate by the driving component, when the process edges on two sides of the PCB plate are respectively located on the synchronous belts of the two vertical plates, the PCB plate can be driven to move backwards from front to back by the synchronous belts, when the PCB plate reaches the die bonding position, the PCB plate is located above the supporting plate, the supporting plate is driven to move upwards by the jacking component, so that the PCB plate is lifted by the supporting plate until the PCB plate is clamped between the supporting plate and the pressing plates of the two vertical plates, the PCB plate is fixed in the die bonding position, and then the die bonding can be carried out on the PCB plate. In the above structure, because there is static friction between the hold-in range and the action wheel, from the driving wheel, consequently the hold-in range can appear falling the condition of dust, and the dust can pollute the PCB board, can't guarantee the cleanliness of PCB board, simultaneously, at the in-process that the layer board upwards moved in order to lift the PCB board, because the layer board is the below that is located between the hold-in range of two risers, therefore can't lift the technology limit of PCB board both sides through the layer board, lead to the technology limit of PCB board both sides can't be pressed from both sides by the clamp plate of layer board and two risers, under the effect of the clamp plate of two risers, the circumstances of warp deformation appears easily to the technology limit of PCB board both sides to the solid crystalline volume of has been influenced. Disclosure of utility model In order to overcome the defects in the prior art, the utility model provides the universal jig which can ensure the cleanliness of a PCB and the die bonding quality. The technical scheme adopted for solving the technical problems is as follows: the utility model provides a general tool, includes the mount pad, two are riser and climbing mechanism that control relative setting up, two risers set up respectively the top of mount pad, the top of riser is equipped with the clamp plate, clamp plate part protrusion is in the inboard of riser, climbing mechanism includes layer board and is used for driving the jacking subassembly that the layer board reciprocated, the inboard of riser is equipped with two first mounting holes and a plurality of second mounting holes, two first mounting holes respectively with the both ends of riser are close to mutually, a plurality of second mounting holes are along the length direction of riser is from front to back interval arrangement in proper order between two first mounting holes, are provided with two first pivots in the two first mounting holes respectively rotatably, are provided with a plurality of second pivots respectively in the plurality of second mounting holes, the one end of first pivot, the one end of second pivot all protrusion in the inboard of riser, the one end of two first pivots is equipped with two first gyro wheels respectively, and a plurality of second pivots are equipped with a plurality of second and are located the second pivot and the second pivot respectively and are connected with the roller assembly of a plurality of side down; the supporting plate is positioned between the two vertical plates, the two sides of the supporting plate are respectively close to the inner sides of the two vertical plates, the supporting plate corresponds to the pressing plates of the two vertical plates and is posi