CN118491936B - Lead frame surface tension improvement cleaning process - Google Patents
Lead frame surface tension improvement cleaning process Download PDFInfo
- Publication number
- CN118491936B CN118491936B CN202410761142.3A CN202410761142A CN118491936B CN 118491936 B CN118491936 B CN 118491936B CN 202410761142 A CN202410761142 A CN 202410761142A CN 118491936 B CN118491936 B CN 118491936B
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- fixedly connected
- lead frame
- plate
- cleaning
- shell
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- 238000004140 cleaning Methods 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 41
- 239000012459 cleaning agent Substances 0.000 claims description 24
- 238000011010 flushing procedure Methods 0.000 claims description 18
- 239000004215 Carbon black (E152) Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 10
- 229930195733 hydrocarbon Natural products 0.000 claims description 10
- 150000002430 hydrocarbons Chemical class 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 10
- 238000001125 extrusion Methods 0.000 claims description 8
- 230000007306 turnover Effects 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000010865 sewage Substances 0.000 claims description 3
- 238000005406 washing Methods 0.000 abstract description 5
- 239000007921 spray Substances 0.000 description 17
- 239000012535 impurity Substances 0.000 description 6
- 238000002791 soaking Methods 0.000 description 5
- 230000002457 bidirectional effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/024—Cleaning by means of spray elements moving over the surface to be cleaned
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention relates to the technical field of lead frame cleaning and discloses a lead frame surface tension improvement cleaning process, which comprises a shell, wherein a positioning mechanism is arranged in the shell and fixedly connected with the outside of the shell, the positioning mechanism comprises first telescopic rods which are respectively connected to the front side wall and the rear side wall of an inner cavity of the shell in a rotating manner, and auxiliary plates are fixedly connected to the first telescopic rods. Through positioning mechanism's design, when wasing the lead frame, on keeping carrying out the clamping state's to the lead frame basis, still can drive the lead frame and overturn to make different faces homoenergetic accept effective washing, finally in order to clean the position of holding, still can give up the centre gripping back and carry out ninety degrees rotations with the lead frame to carry out the centre gripping again the lead frame, realized that the lead frame is held the position and also can obtain effective abluent purpose, improved cleaning efficiency and quality.
Description
Technical Field
The invention relates to the technical field of lead frame cleaning, in particular to a lead frame surface tension improvement cleaning process.
Background
The lead frame is used as a chip carrier of an integrated circuit, is a key structural member for realizing the electric connection between an internal circuit lead-out end of the chip and an external lead by means of bonding materials and forming an electric loop, plays a role of a bridge connected with an external lead, and most of semiconductor integrated blocks need to use the lead frame, thus being an important basic material in the electronic information industry.
Patent net publication number CN114146984B discloses a cleaning production process of an integrated circuit lead frame, which comprises the following steps: step one, putting a lead frame into a cleaning device, flushing the lead frame for the first time through the cleaning device, separating impurities with smaller adhesion force on the surface of the lead frame from the lead frame under the flushing of water flow, and soaking the lead frame through a flushing solution after flushing, so that the impurities with larger adhesion force on the surface of the lead frame are softened under the soaking effect; step two, vibrating the lead frame through cleaning equipment in the soaking process, shaking off impurities which are not adsorbed firmly on the surface of the lead frame, and brushing the side walls around the lead frame; through soaking, scrubbing and secondary flushing the lead frame, the impurity with larger adhesion force on the surface of the lead frame is cleaned.
When the lead frame is cleaned, the process realizes the effects of soaking, scrubbing and secondary flushing the lead frame, which is favorable for cleaning impurities with larger bonding force on the surface of the lead frame, but when the lead frame is placed, the part of the lead frame which is clamped or stored and supported is not exposed outside, so that the part cannot be cleaned properly, and correspondingly, the surface of the outer side of the lead frame cannot be cleaned in a full coverage way, so that the cleaning quality cannot be ensured.
Disclosure of Invention
In order to solve the above-mentioned problems, the present invention provides a cleaning process for improving the surface tension of a lead frame.
The invention provides a lead frame surface tension improvement cleaning process, which adopts the following technical scheme:
a lead frame surface tension improvement cleaning process comprises the following steps:
S1, placing a workpiece, and clamping and fixing a positioning mechanism of a lead frame workpiece to be cleaned in a cleaning device;
S2, cleaning the workpiece, namely cleaning and flushing the lead frame by controlling a cleaning mechanism in the cleaning device, and in the flushing process, firstly cleaning the lead frame by using a hydrocarbon cleaning agent, and flushing the lead frame by using clear water after the hydrocarbon cleaning agent is well flushed, so that a better cleaning effect is achieved;
S3, turning over the workpiece, and controlling the clamped lead frame to turn over the conversion surface through the positioning mechanism so as to conveniently clean different surfaces of the lead frame;
S4, clamping and adjusting, namely jacking and rotating the lead frame by ninety degrees through controlling a positioning mechanism in the cleaning device, and then re-clamping the lead frame again so as to clean the surface clamped in the earlier stage, so that the whole surface of the lead frame is covered and cleaned until the cleaning is completed;
The cleaning device comprises a shell, positioning mechanism sets up inside the casing, wiper mechanism fixed connection is outside in the casing, positioning mechanism includes first telescopic link, first telescopic link rotates respectively to be connected on both sides wall around the casing inner chamber, fixedly connected with accessory plate on the first telescopic link, the inside stripper plate that is provided with of accessory plate, rotate on the casing inner chamber bottom wall and be connected with the second telescopic link, second telescopic link top fixedly connected with layer board, the outside fixedly connected with first gear of second telescopic link, second telescopic link rear side is provided with first movable plate, fixedly connected with first rack on the first movable plate, first rack meshes with first gear, the inside fixedly connected with longeron of casing, the second telescopic link runs through the longeron and rotates with the longeron to be connected, sliding connection has movable block on the longeron, the outside rotation of second telescopic link is connected with the annular slab, movable block top is through movable hinge swing joint diagonal bar, and the diagonal bar top passes through movable hinge joint outside the annular slab.
Through adopting above-mentioned technical scheme, when wasing the lead frame, on keeping carrying out the clamping state's to the lead frame basis, still can drive the lead frame and overturn to impel different face homoenergetic to accept effective washing, in order to clean the position of holding at last, can also give up the centre gripping after with the lead frame ninety degrees rotations, and carry out the centre gripping again to the lead frame, realized that the lead frame is by the position of centre gripping can obtain effective abluent purpose equally, improved cleaning efficiency and quality.
Preferably, the first guide rod is fixedly connected with the inside of the shell, the first guide rod penetrates through the first moving plate, the first connecting plate is integrally formed on the first moving plate, the first electric push rod is fixedly connected with the first connecting plate, and the first electric push rod is fixedly connected with the inside of the shell.
Through adopting above-mentioned technical scheme, first guide bar can provide spacingly to first movable plate.
Preferably, the inside second movable plate that is provided with of casing, the second movable plate sets up in second telescopic link front side, integrated into one piece has the second joint board on the second movable plate, and second joint board one side fixedly connected with second electric putter, second electric putter fixedly connected with is inside the casing, the inside fixedly connected with second guide bar of casing, second guide bar runs through the second movable plate, second movable plate top fixedly connected with pull rod, pull rod top and movable block bottom fixed connection.
By adopting the technical scheme, the second guide rod can provide limit for the second movable plate.
Preferably, the inside two diaphragms that are provided with of casing, two diaphragms are run through respectively to first telescopic link on the both sides wall around the casing inner chamber, and first telescopic link rotates with the diaphragm to be connected, the inside rotation of casing is connected with two threaded rods, two diaphragms are run through respectively to two threaded rods, and two threaded rods pass through threaded connection with the diaphragm, fixedly connected with motor on the lateral wall behind the casing, the motor passes through output shaft and two threaded rods fixed connection, two gag lever posts of inside fixedly connected with of casing, and the gag lever post runs through two diaphragms in proper order.
By adopting the technical scheme, the directions of threads at two ends of the bidirectional threaded rod are opposite, so that the two transverse plates can be driven to move in opposite directions or in opposite directions.
Preferably, the casing is inside to be provided with two third movable plates, third movable plate bottom fixedly connected with third rack, the outside fixedly connected with third gear of first telescopic link, third gear set up in third rack bottom, and third gear meshes with third rack, two third guide bars of the inside fixedly connected with of casing, two third guide bars run through two third movable plates respectively, casing one side is provided with the push-and-pull board, the push-and-pull board extends into the casing inside, two third movable plate tops all with push-and-pull board fixed connection, fixedly connected with third electric putter on a casing lateral wall, third electric putter one end and the inboard fixed connection of push-and-pull board.
By adopting the technical scheme, the third gear can be driven to rotate after the third rack moves.
Preferably, the extrusion plate top fixedly connected with U shaped plate, the U shaped plate extends the accessory plate outside, accessory plate top fixedly connected with fourth electric putter, fourth electric putter top and the inboard top fixed connection of U shaped plate.
By adopting the technical scheme, the U-shaped plate can be pushed and pulled up and down after the fourth electric push rod works.
Preferably, the cleaning mechanism comprises a spray pipe, the spray pipe is arranged at the top of a shell, a rectangular frame is fixedly connected to the rear side wall of the shell, an L-shaped plate is arranged at the rear side of the rectangular frame, a placement opening is formed in the front side wall of the shell, an auxiliary frame is fixedly connected to the front side wall of the shell, a cleaning agent storage box and a water tank are respectively and fixedly connected to one side wall of the shell, a bearing plate is fixedly connected to one side wall of the shell, and a water pump is fixedly connected to the top of the bearing plate.
Through adopting above-mentioned technical scheme, the loading board provides the support to the water pump, and the moisture or the cleaner that spray pipe jetted can wash lead frame.
Preferably, the bellows is fixedly connected with to the output end of the water pump, the bellows is fixedly connected to the top of the spray pipe, the cleaning agent storage box and the bottom of the water tank are fixedly connected with connecting pipes, one side of the bearing plate is fixedly connected with a switching frame, the bottom of the switching frame is fixedly connected with the tops of the two connecting pipes respectively, valves are arranged on the two connecting pipes, and the input end of the water pump is fixedly connected with a suction pipe.
By adopting the technical scheme, the water pump can independently extract the cleaning agent in the cleaning agent storage box or the water in the water tank respectively.
Preferably, the integrated into one piece has the stopper on the L shaped plate, stopper sliding connection is inside the rectangle frame, the inside fixedly connected with fifth electric putter of rectangle frame, fifth electric putter one end and stopper one side fixed connection, L shaped plate inboard fixedly connected with sixth electric putter and two expansion plates, two expansion plates set up respectively in sixth electric putter left and right sides, the shower rear side respectively with sixth electric putter and two expansion plate fixed connection.
By adopting the technical scheme, the expansion plate can provide support for the spray pipe so as to improve the stability of the spray pipe.
Preferably, the sewage drain pipe is fixedly connected to the bottom of the shell, four supporting legs are arranged at the bottom of the shell and are respectively and fixedly connected to four corners of the bottom of the shell.
By adopting the technical scheme, the water after cleaning in the shell can be discharged through the blow-down pipe.
In summary, the invention has the following beneficial technical effects:
1. The utility model provides a lead frame surface tension improves cleaning process, through positioning mechanism's design, when wasing the lead frame, on keeping carrying out the clamping state's to the lead frame basis, still can drive the lead frame and overturn, so as to promote different faces homoenergetic to accept effective washing, finally in order to clean the position of holding, still can give up the centre gripping after with the lead frame and carry out ninety degrees rotations, and carry out the centre gripping again the lead frame, realized that the lead frame is held the position and also can obtain effective abluent purpose, improved cleaning efficiency and quality.
2. The utility model provides a lead frame surface tension improves cleaning process, through wiper mechanism's design, in the cleaning process, the fifth electric putter work back promotes the stopper, and the stopper drives L shaped plate and removes, then through above relation of connection can know, and the shower carries out horizontal position adjustment this moment, and can promote the shower back and forth after the sixth electric putter work to this realizes the front and back regulation of shower, based on above step, can properly adjust the washing position, has improved the washing effect.
Drawings
FIG. 1 is a schematic illustration of the structure of the present invention;
FIG. 2 is a cross-sectional view of the structure of the present invention;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is an enlarged view at B in FIG. 2;
FIG. 5 is a side elevational structural view of the present invention;
FIG. 6 is a rear view block diagram of the present invention;
FIG. 7 is a side cross-sectional view of the present invention;
FIG. 8 is an enlarged view at C in FIG. 7;
Fig. 9 is a schematic view of a shower pipe according to the present invention.
Reference numerals illustrate: 1. a housing; 2. a positioning mechanism; 21. a first telescopic rod; 22. an auxiliary plate; 23. an extrusion plate; 24. a second telescopic rod; 25. a supporting plate; 26. a first gear; 27. a first moving plate; 28. a first rack; 29. a long plate; 291. a moving block; 292. an annular plate; 293. a diagonal rod; 294. a first electric push rod; 295. a second moving plate; 296. a second electric push rod; 297. a second connector plate; 298. a pull rod; 299. a cross plate; 281. a two-way threaded rod; 282. a motor; 283. a third moving plate; 284. a third rack; 285. a third gear; 286. a push-pull plate; 287. a third electric push rod; 288. a U-shaped plate; 289. a fourth electric push rod; 3. a cleaning mechanism; 31. a shower pipe; 32. a rectangular frame; 33. an L-shaped plate; 34. a placement port; 35. an auxiliary frame; 36. a cleaning agent storage tank; 37. a water tank; 38. a carrying plate; 39. a water pump; 391. a bellows; 392. a connecting pipe; 393. a transfer frame; 394. a suction pipe; 395. a limiting block; 396. a fifth electric push rod; 397. a sixth electric push rod; 398. a telescoping plate; 399. and a blow-down pipe.
Detailed Description
The invention is described in further detail below with reference to fig. 1-9.
The invention discloses a lead frame surface tension improvement cleaning process. Referring to fig. 1-9, a lead frame surface tension improvement cleaning process includes the steps of:
s1, placing a workpiece, and clamping and fixing a lead frame workpiece to be cleaned in a positioning mechanism 2 in a cleaning device;
S2, cleaning the workpiece, namely cleaning and flushing the lead frame by controlling a cleaning mechanism 3 in the cleaning device, and in the flushing process, firstly cleaning the lead frame by using a hydrocarbon cleaning agent, and flushing the lead frame by using clear water after the hydrocarbon cleaning agent is flushed, wherein the hydrocarbon cleaning agent can reduce the surface tension of water, so that water molecules can permeate to the surface of an object to be cleaned more easily, and the corresponding cleaning effect is better;
s3, turning over the workpiece, and controlling the clamped lead frame to turn over the conversion surface through the positioning mechanism 2 so as to conveniently clean different surfaces of the lead frame;
s4, clamping and adjusting, namely jacking and rotating the lead frame by ninety degrees through controlling a positioning mechanism 2 in the cleaning device, and then re-clamping the lead frame again so as to clean the surface clamped at the earlier stage, so that the whole surface of the lead frame is covered and cleaned until the cleaning is completed;
The cleaning device comprises a shell 1, a positioning mechanism 2 is arranged inside the shell 1, a cleaning mechanism 3 is fixedly connected to the outside of the shell 1, the positioning mechanism 2 comprises a first telescopic rod 21, the first telescopic rod 21 is respectively and rotatably connected to the front side wall and the rear side wall of an inner cavity of the shell 1, an auxiliary plate 22 is fixedly connected to the first telescopic rod 21, an extrusion plate 23 is arranged inside the auxiliary plate 22, a second telescopic rod 24 is rotatably connected to the bottom wall of the inner cavity of the shell 1, a supporting plate 25 is fixedly connected to the top of the second telescopic rod 24, a first gear 26 is fixedly connected to the outside of the second telescopic rod 24, a first movable plate 27 is arranged at the rear side of the second telescopic rod 24, a first rack 28 is fixedly connected to the first movable plate 27, the first rack 28 is meshed with the first gear 26, a long plate 29 is fixedly connected to the inside of the shell 1, the second telescopic rod 24 penetrates through the long plate 29 and is rotatably connected with the long plate 29, and a movable block 291 is slidably connected to the long plate 29;
the second telescopic rod 24 is externally connected with the annular plate 292 in a rotating manner, the top of the moving block 291 is movably connected with the inclined rod 293 through the movable hinged support, the top of the inclined rod 293 is movably connected with the outer side of the annular plate 292 through the movable hinged support, when the lead frame is cleaned, the lead frame can be driven to turn over on the basis of keeping the clamping state of the lead frame, so that different surfaces can be effectively washed, finally, in order to clean the clamped part, the lead frame can be rotated for ninety degrees after the clamping is abandoned, the lead frame is clamped again, the purpose that the clamped part of the lead frame can be effectively cleaned is achieved, and the cleaning efficiency and the cleaning quality are improved.
The first guide rod penetrates through the first moving plate 27, the first connecting plate 27 is integrally formed on the first moving plate 27, the first connecting plate is fixedly connected with the first electric push rod 294, the first electric push rod 294 is fixedly connected inside the housing 1, the first guide rod can limit the first moving plate 27, the second moving plate 295 is arranged inside the housing 1, the second moving plate 295 is arranged on the front side of the second telescopic rod 24, the second connecting plate 297 is integrally formed on the second moving plate 295, one side of the second connecting plate 297 is fixedly connected with the second electric push rod 296, the second electric push rod 296 is fixedly connected inside the housing 1, the second guide rod penetrates through the second moving plate 295, the top of the second moving plate 295 is fixedly connected with a pull rod 298, the top of the pull rod 298 is fixedly connected with the bottom of the moving block 291, and the second guide rod can limit the second moving plate 295;
The two transverse plates 299 are arranged in the shell 1, the first telescopic rods 21 on the front side wall and the rear side wall of the inner cavity of the shell 1 penetrate through the two transverse plates 299 respectively, the first telescopic rods 21 are connected with the transverse plates 299 in a rotating mode, the two-way threaded rods 281 are connected with the inner portion of the shell 1 in a rotating mode, the two-way threaded rods 281 penetrate through the two transverse plates 299 respectively, the two-way threaded rods 281 are connected with the transverse plates 299 in a threaded mode, the motor 282 is fixedly connected with the two-way threaded rods 281 through an output shaft, the two limiting rods are fixedly connected with the inner portion of the shell 1, the limiting rods penetrate through the two transverse plates 299 in sequence, the directions of threads at the two ends of the two-way threaded rods 281 are opposite, and therefore the two transverse plates 299 can be driven to move oppositely or reversely;
The casing 1 is internally provided with two third movable plates 283, third movable plate 283 bottom fixedly connected with third rack 284, first telescopic link 21 outside fixedly connected with third gear 285, third gear 285 sets up in third rack 284 bottom, and third gear 285 meshes with third rack 284 mutually, casing 1 inside fixedly connected with two third guide bars, two third guide bars run through two third movable plates 283 respectively, casing 1 one side is provided with push-pull plate 286, push-pull plate 286 extends into casing 1 inside, two third movable plate 283 tops all with push-pull plate 286 fixed connection, fixedly connected with third electric putter 287 on a lateral wall of casing 1, third electric putter 287 one end and push-pull plate 286 inboard fixed connection, third rack 284 moves the back and can drive third gear 285 rotation, extrusion plate 23 top fixedly connected with U shaped plate 288, U shaped plate 288 extends the accessory plate 22 outside, accessory plate 22 top fixedly connected with fourth electric putter 289, fourth electric putter 289 top and U shaped plate 288 inboard top fixed connection, can push-pull back to U shaped plate 288 after the work.
The cleaning mechanism 3 comprises a spray pipe 31, the spray pipe 31 is arranged at the top of the shell 1, a rectangular frame 32 is fixedly connected to the rear side wall of the shell 1, an L-shaped plate 33 is arranged at the rear side of the rectangular frame 32, a placing opening 34 is formed in the front side wall of the shell 1, an auxiliary frame 35 is fixedly connected to the front side wall of the shell 1, a cleaning agent storage box 36 and a water tank 37 are respectively fixedly connected to one side wall of the shell 1, a bearing plate 38 is fixedly connected to one side wall of the shell 1, a water pump 39 is fixedly connected to the top of the bearing plate 38, the bearing plate 38 provides support for the water pump 39, and moisture or cleaning agent sprayed by the spray pipe 31 can flush the lead frame;
the output end of the water pump 39 is fixedly connected with a corrugated pipe 391, the corrugated pipe 391 is fixedly connected to the top of the spray pipe 31, the cleaning agent storage box 36 and the bottom of the water tank 37 are fixedly connected with connecting pipes 392, one side of the bearing plate 38 is fixedly connected with a connecting frame 393, the bottom of the connecting frame 393 is respectively and fixedly connected with the tops of the two connecting pipes 392, valves are arranged on the two connecting pipes 392, the input end of the water pump 39 is fixedly connected with a suction pipe 394, the water pump 39 can respectively and independently extract the cleaning agent in the cleaning agent storage box 36 or the water in the water tank 37, a limiting block 395 is integrally formed on the L-shaped plate 33, the limiting block 395 is slidably connected inside the rectangular frame 32, a fifth electric push rod 396 is fixedly connected inside the rectangular frame 32, and one end of the fifth electric push rod 396 is fixedly connected with one side of the limiting block 395;
The inboard fixedly connected with sixth electric putter 397 of L shaped plate 33 and two expansion plates 398, two expansion plates 398 set up respectively in sixth electric putter 397 left and right sides, shower 31 rear side respectively with sixth electric putter 397 and two expansion plates 398 fixed connection, the expansion plate 398 can provide the support to shower 31 to improve the stability of shower 31, casing 1 bottom fixedly connected with blow off pipe 399, casing 1 bottom is provided with four supporting legs, four supporting legs are fixed connection respectively in casing 1 bottom four corners, the inside moisture accessible blow off pipe 399 after wasing of casing 1 is discharged.
In the actual operation process, the cleaning device is powered on firstly, the placing opening 34 formed in the shell 1 is convenient for workers to place the lead frame, the auxiliary frame 35 can reintroduce the water sputtered from the placing opening 34 into the shell 1, two ends of the lead frame are respectively placed into the front auxiliary plate 22 and the rear auxiliary plate 22, then the U-shaped plate 288 is pulled by the fourth electric push rod 289, and the U-shaped plate 288 drives the extrusion plate 23 to move downwards until the lead frame is extruded in the auxiliary plate 22, so that the positioning and clamping of the lead frame are completed;
By closing or opening the valves on the two connecting pipes 392, the water pump 39 can independently extract the hydrocarbon cleaning agent stored in the cleaning agent storage box 36 and the water in the water tank 37, at this time, the water pump 39 works to firstly extract the hydrocarbon cleaning agent in the cleaning agent storage box 36 into the spray pipe 31, the spray pipe 31 sprays the hydrocarbon cleaning agent to flush the lead frame, after flushing, the water in the water tank 37 is extracted into the spray pipe 31 to further flush the lead frame body, so as to remove the impurities and cleaning agent remained on the surface, the cleaning effect is better, in the cleaning process, the limiting block 395 is pushed after the fifth electric push rod 396 works, the limiting block 395 drives the L-shaped plate 33 to move, then the horizontal position of the spray pipe 31 is adjusted at this time, and the sixth electric push rod 397 can push the spray pipe 31 forwards and backwards after working, so that the front and back adjustment of the spray pipe 31 is realized, the flushing position can be properly adjusted based on the above steps, and the flushing effect is improved;
In the whole cleaning process, the third electric push rod 287 pulls the push-pull plate 286 after working, the push-pull plate 286 moves to drive the third moving plate 283 to move, the third moving plate 283 drives the third rack 284 to move, the third rack 284 moves to drive the third gear 285 to rotate, the third gear 285 drives the first telescopic rod 21 to rotate, the first telescopic rod 21 drives the auxiliary plate 22 to rotate, the auxiliary plate 22 drives the lead frame to rotate, and different surfaces of the lead frame can be effectively washed in the rotating process;
When the cleanable parts of the lead frame are cleaned effectively, the second electric push rod 296 pushes the second connecting plate 297 after working, the second connecting plate 297 drives the second moving plate 295 to move, the second moving plate 295 drives the pull rod 298 to move, the pull rod 298 drives the moving block 291 to move, the moving block 291 drives the inclined rod 293 to overturn after moving, the inclined rod 293 pushes the annular plate 292 after overturning, the annular plate 292 can drive the second telescopic rod 24 to stretch, at the moment, the second telescopic rod 24 stretches, when the supporting plate 25 at the top of the second telescopic rod 24 touches the bottom of the lead frame, the step of the fourth electric push rod 289 is repeated to drive the extruding plate 23 to release the extrusion limit of the lead frame, the motor 282 works and drives the bidirectional threaded rod 281 to rotate, the bidirectional threaded rod 281 drives the two transverse plates 299 to move away from each other, and the transverse plate 299 drives the first telescopic rod 21 to shrink;
when the auxiliary plate 22 leaves the lead frame, the first electric push rod 294 pushes the first connecting plate, the first connecting plate drives the first moving plate 27 to move, the first moving plate 27 drives the first rack 28 to move, the first rack 28 drives the first gear 26 to rotate, the first gear 26 drives the second telescopic rod 24 to rotate, the second telescopic rod 24 drives the supporting plate 25 to rotate ninety degrees, the lead frame also rotates ninety degrees at this time, then the motor 282 controls the bidirectional threaded rod 281 to rotate in the opposite direction until two ends of the lead frame are reinserted into the interior of the front and rear adjacent auxiliary plate 22, the clamping steps are repeated to clamp the lead frame, the supporting plate 25 is controlled to move downwards, the parts which are not cleaned effectively due to the clamping can be cleaned properly in the previous cleaning steps can be repeated, the purpose of cleaning the lead frame comprehensively is achieved, the cleaning effect is improved greatly, and the cleaned sewage can be discharged through the drain pipe 399.
The above embodiments are not intended to limit the scope of the present invention, so: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (10)
1. The surface tension improvement cleaning process for the lead frame is characterized by comprising the following steps of: the method comprises the following steps:
S1, placing a workpiece, and clamping and fixing a lead frame workpiece to be cleaned in a positioning mechanism (2) in a cleaning device;
S2, cleaning the workpiece, namely cleaning and flushing the lead frame by controlling a cleaning mechanism (3) in the cleaning device, and in the flushing process, firstly cleaning the lead frame by using hydrocarbon cleaning agent, and flushing the lead frame by using clear water after the hydrocarbon cleaning agent is well flushed, so that a better cleaning effect is achieved;
s3, turning over the workpiece, and controlling the clamped lead frame to turn over the conversion surface through the positioning mechanism (2) so as to conveniently clean different surfaces of the lead frame;
S4, clamping and adjusting, namely jacking and rotating the lead frame by ninety degrees through controlling a positioning mechanism (2) in the cleaning device, and then re-clamping the lead frame again so as to clean the surface clamped at the earlier stage, so that the whole surface of the lead frame is cleaned in a covering way until the cleaning is completed;
The cleaning device comprises a shell (1), a positioning mechanism (2) is arranged inside the shell (1), the cleaning mechanism (3) is fixedly connected to the outside of the shell (1), the positioning mechanism (2) comprises a first telescopic rod (21), the first telescopic rod (21) is respectively connected to the front side wall and the rear side wall of an inner cavity of the shell (1) in a rotating mode, an auxiliary plate (22) is fixedly connected to the first telescopic rod (21), an extrusion plate (23) is arranged inside the auxiliary plate (22), a second telescopic rod (24) is connected to the bottom wall of the inner cavity of the shell (1) in a rotating mode, a supporting plate (25) is fixedly connected to the top of the second telescopic rod (24), a first gear (26) is fixedly connected to the outside of the second telescopic rod (24), a first moving plate (27) is arranged on the rear side of the second telescopic rod (24), a first rack (28) is meshed with the first gear (26), a second telescopic rod (29) is fixedly connected to the inside the shell (1), a second telescopic rod (29) is connected to the second telescopic rod (29) in a rotating mode, a sliding block (29) is connected to the second telescopic rod (292) in a sliding mode, the top of the moving block (291) is movably connected with an inclined rod (293) through a movable hinged support, and the top of the inclined rod (293) is movably connected with the outer side of the annular plate (292) through the movable hinged support.
2. The process for improving and cleaning the surface tension of a lead frame according to claim 1, wherein: the novel portable electric connector is characterized in that a first guide rod is fixedly connected to the inside of the shell (1), the first guide rod penetrates through the first moving plate (27), a first connecting plate is integrally formed on the first moving plate (27), a first electric push rod (294) is fixedly connected to the first connecting plate, and the first electric push rod (294) is fixedly connected to the inside of the shell (1).
3. The process for improving and cleaning the surface tension of a lead frame according to claim 1, wherein: the utility model discloses a movable structure of a mobile device, including casing (1), second movable plate (295), integrated into one piece, second movable plate (295) inside is provided with second movable plate (295), second movable plate (297) are gone up integrated into one piece, second movable plate (297) one side fixedly connected with second electric putter (296), second electric putter (296) fixedly connected with inside casing (1), inside fixedly connected with second guide bar of casing (1), second guide bar runs through second movable plate (295), second movable plate (295) top fixedly connected with pull rod (298), pull rod (298) top and movable block (291) bottom fixed connection.
4. The process for improving and cleaning the surface tension of a lead frame according to claim 1, wherein: the utility model discloses a motor, including casing (1), motor, output shaft, limiting rod, motor (282) and limiting rod, casing (1) inside is provided with two diaphragm (299) inside, casing (1) inside is provided with two diaphragm (299) respectively, first telescopic link (21) on both sides wall run through two diaphragm (299) respectively around the casing (1) inner chamber, and first telescopic link (21) rotate with diaphragm (299) to be connected with, casing (1) inside rotates to be connected with two threaded rod (281), two diaphragm (299) are run through respectively to two threaded rod (281), and two threaded rod (281) pass through threaded connection with diaphragm (299), fixedly connected with motor (282) on the lateral wall behind casing (1), motor (282) pass through output shaft and two threaded rod (281) fixed connection, two limiting rod runs through two diaphragm (299) in proper order.
5. The process for improving and cleaning the surface tension of a lead frame according to claim 1, wherein: the novel electric bicycle is characterized in that two third movable plates (283) are arranged inside the shell (1), the bottoms of the third movable plates (283) are fixedly connected with third racks (284), the outer parts of the first telescopic rods (21) are fixedly connected with third gears (285), the third gears (285) are arranged at the bottoms of the third racks (284), the third gears (285) are meshed with the third racks (284), two third guide rods are fixedly connected inside the shell (1), the two third guide rods penetrate through the two third movable plates (283) respectively, a push-pull plate (286) is arranged on one side of the shell (1), the push-pull plate (286) extends into the interior of the shell (1), the tops of the two third movable plates (283) are fixedly connected with the push-pull plate (286), a third electric push rod (287) is fixedly connected to one end of one side wall of the shell (1), and the inner side of the push-pull plate (286) is fixedly connected with the other end of the third electric push rod (287).
6. The process for improving and cleaning the surface tension of a lead frame according to claim 1, wherein: the extrusion plate (23) top fixedly connected with U shaped plate (288), U shaped plate (288) extend the accessory plate (22) outside, accessory plate (22) top fixedly connected with fourth electric putter (289), fourth electric putter (289) top and U shaped plate (288) inboard top fixed connection.
7. The process for improving and cleaning the surface tension of a lead frame according to claim 1, wherein: the utility model provides a cleaning mechanism (3) is including shower (31), shower (31) set up in casing (1) top, fixedly connected with rectangle frame (32) on casing (1) back lateral wall, rectangle frame (32) rear side is provided with L shaped plate (33), set up on the casing (1) front lateral wall and place mouth (34), fixedly connected with auxiliary frame (35) on casing (1) front lateral wall, respectively fixedly connected with cleaner bin (36) and water tank (37) on casing (1) a lateral wall, fixedly connected with loading board (38) on casing (1) a lateral wall, loading board (38) top fixedly connected with water pump (39).
8. The process for improving and cleaning the surface tension of a lead frame according to claim 7, wherein: the utility model discloses a cleaning agent storage box, including water pump (39), connecting plate (38), connecting frame (393), valve, connecting pipe (392) are all provided with to water pump (39), water pump (39) output fixedly connected with bellows (391), bellows (391) fixedly connected with shower (31) top, equal fixedly connected with of cleaner bin (36) and water tank (37) bottom links up pipe (392), connecting frame (393) bottom respectively with two linking pipe (392) top fixed connection, all be provided with the valve on two linking pipes (392), water pump (39) input fixedly connected with suction pipe (394).
9. The process for improving and cleaning the surface tension of a lead frame according to claim 7, wherein: the utility model discloses a shower, including L shaped plate (33), stopper (395) sliding connection is inside rectangle frame (32), inside fixedly connected with fifth electric putter (396) of rectangle frame (32), fifth electric putter (396) one end and stopper (395) one side fixed connection, L shaped plate (33) inboard fixedly connected with sixth electric putter (397) and two expansion plate (398), two expansion plate (398) set up respectively in sixth electric putter (397) left and right sides, shower (31) rear side respectively with sixth electric putter (397) and two expansion plate (398) fixed connection.
10. The process for improving and cleaning the surface tension of a lead frame according to claim 1, wherein: the sewage draining pipe (399) is fixedly connected to the bottom of the shell (1), four supporting legs are arranged at the bottom of the shell (1) and are respectively and fixedly connected to four corners of the bottom of the shell (1).
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| CN202410761142.3A CN118491936B (en) | 2024-06-13 | 2024-06-13 | Lead frame surface tension improvement cleaning process |
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| CN202410761142.3A CN118491936B (en) | 2024-06-13 | 2024-06-13 | Lead frame surface tension improvement cleaning process |
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| CN118491936B true CN118491936B (en) | 2024-10-15 |
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| CN119187105B (en) * | 2024-11-27 | 2025-03-25 | 泰州巨昌电子有限公司 | A continuous lead frame ultrasonic cleaning device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1259432A (en) * | 1994-08-10 | 2000-07-12 | 佳能株式会社 | Method and apparatus for ink jet printing |
| AU2012200415A1 (en) * | 2005-02-18 | 2012-02-16 | Irobot Corporation | "Autonomous surface cleaning robot for wet and dry cleaning" |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN214712898U (en) * | 2021-02-06 | 2021-11-16 | 陈河林 | Oral cavity repairing, cleaning and sterilizing device |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1259432A (en) * | 1994-08-10 | 2000-07-12 | 佳能株式会社 | Method and apparatus for ink jet printing |
| AU2012200415A1 (en) * | 2005-02-18 | 2012-02-16 | Irobot Corporation | "Autonomous surface cleaning robot for wet and dry cleaning" |
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