CN112496764B - Lead frame copper strips is flattening section device in batches - Google Patents
Lead frame copper strips is flattening section device in batches Download PDFInfo
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- CN112496764B CN112496764B CN202110122256.XA CN202110122256A CN112496764B CN 112496764 B CN112496764 B CN 112496764B CN 202110122256 A CN202110122256 A CN 202110122256A CN 112496764 B CN112496764 B CN 112496764B
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- matched
- slicing
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 129
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 129
- 239000010949 copper Substances 0.000 title claims abstract description 129
- 230000007246 mechanism Effects 0.000 claims abstract description 84
- 238000005520 cutting process Methods 0.000 claims abstract description 21
- 238000003825 pressing Methods 0.000 claims description 19
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000007723 transport mechanism Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
- B21D1/02—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling by rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/20—Storage arrangements; Piling or unpiling
- B21D43/22—Devices for piling sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/28—Associations of cutting devices therewith
- B21D43/287—Devices for handling sheet or strip material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D15/00—Shearing machines or shearing devices cutting by blades which move parallel to themselves
- B23D15/06—Sheet shears
- B23D15/08—Sheet shears with a blade moved in one plane, e.g. perpendicular to the surface of the sheet
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lead Frames For Integrated Circuits (AREA)
Abstract
A lead frame copper strip batch flattening and slicing device comprises a flattening unit, a slicing unit and a steering collecting unit. The leveling unit is used for leveling the copper strip of the lead frame and comprises a first guide mechanism and a flattening mechanism; the slicing unit is arranged at one end of the leveling unit and used for cutting the copper strip of the lead frame into copper strips, the slicing unit comprises a strip cutting machine and a second guide mechanism, the strip cutting machine comprises a control box, and the control box is provided with a cutter; the turning and collecting unit is arranged at one end of the slicing unit and used for converting the conveying direction of the lead frame copper sheets into conveying along the width direction of the lead frame copper sheets, and the turning and collecting unit comprises a transferring mechanism, an arranging mechanism, a translating mechanism and a conveying mechanism. The invention can simultaneously carry out batch operation on a plurality of copper strips of various lead frames within a certain width range, and carry out leveling operation before the slicing step, thereby improving the uniformity and the flatness of the slices, conveying the copper strips along the width direction after the slices, and saving the energy consumption for conveying.
Description
Technical Field
The invention relates to lead frame production, in particular to a lead frame copper strip batch flattening and slicing device.
Background
The semiconductor lead frame is used as a chip carrier of an integrated circuit, is a key structural member for realizing the electrical connection between a lead-out end of an internal circuit of a chip and an external lead by means of a bonding material to form an electrical circuit, plays a role of a bridge connected with an external lead, needs to use the lead frame in most semiconductor integrated blocks, and is an important basic material in the electronic information industry.
Common manufacturing schemes of the lead frame include etching processing and stamping processing, wherein the stamping processing has the advantage of low production cost. The existing punching process uses a copper strip as a raw material, uses a slicer to discharge, then uses a punch to punch, levels and then carries out surface treatment.
However, if the copper strip is flattened after slicing and stamping, the quality of the copper strip cannot be guaranteed before stamping, mainly because the copper strip is not completely flattened before slicing, and the length of each copper strip is not uniform or the section is not flat when slicing is performed by a slicing machine, so that a device is needed for flattening the copper strip through slicing equipment before slicing.
The existing stamping process has the defect that the output efficiency of the copper sheet is too low, and the production line can only slice the copper strip which passes through the production line at a low speed. And a single production line can only slice copper strips with the same width, and the limitation is large.
In addition, when the copper strip is cut into copper sheets and the copper sheets are conveyed to a production line of the next process along the length direction of the copper sheets, the conveying path of each copper sheet is long, and more energy is consumed for conveying the copper sheet materials.
Disclosure of Invention
Aiming at the defects, the invention provides the lead frame copper strip batch flattening and slicing device, which can carry out simultaneous batch operation on a plurality of lead frame copper strips in a certain width range, and carry out flattening operation before the slicing step, thereby improving the uniformity and the flatness of slices, conveying the copper strips along the width direction of the slices, and saving energy consumption for conveying.
In order to achieve the purpose of the invention, the following technology is adopted:
the utility model provides a lead frame copper strips is flattening section device in batches, includes:
the leveling unit is used for leveling the copper strip of the lead frame and comprises a first guide mechanism and a flattening mechanism; the first guide mechanism comprises a guide table, a plurality of first guide grooves are formed in an upper end face array of the guide table, a first single-shaft cylinder is arranged at one end of the guide table at a preset distance and provided with a first guide plate, a plurality of first guide strips matched with the first guide grooves are arranged in a bottom end face array of the first guide plate and used for limiting copper strips with different widths, and the flattening mechanism is arranged at one end of the first guide mechanism at a preset distance; the flattening mechanism comprises a plurality of pairs of rotating motors arranged in an array, a press roller is sleeved on the outer periphery of an output shaft of each rotating motor, a plurality of press grooves matched with the first guide grooves are formed in the outer periphery of the press roller in an array mode, a first rodless cylinder is arranged at the upper end of the press roller arranged at the upper end at a preset distance, a pair of third supports are arranged on two end faces of the first rodless cylinder, a first sliding block is matched with the bottom end face of the first rodless cylinder in a sliding mode, a second rodless cylinder is arranged at the lower end of the press roller arranged at the lower end at a preset distance, a second sliding block is matched with the upper end face of the second rodless cylinder in a sliding mode, a plurality of limiting rings are further matched with the outer periphery of the press roller in an array mode and used for being matched with;
the slicing unit is arranged at one end of the leveling unit and comprises a belt cutting machine and a second guide mechanism; the belt cutting machine comprises a machine body, wherein a control box is arranged at one end of the machine body and used for controlling the belt cutting machine to cut and controlling the cutting speed, a cutter is arranged on the control box, a slicing table is further arranged at the upper end of the machine body, and a plurality of second guide grooves matched with the first guide grooves are formed in the upper end face array of the slicing table; the second guiding mechanism is arranged at one end of the belt cutting machine and comprises a second single-shaft cylinder, the second single-shaft cylinder is provided with a second guiding plate, the bottom end area array of the second guiding plate is provided with a plurality of second guiding strips matched with the second guiding grooves, and the second guiding strips are used for being matched with limiting rings to limit copper belts with different widths.
Furthermore, the guide table one end predetermined distance still is equipped with first support, and first unipolar cylinder is located on the first support, and first unipolar cylinder output shaft one end is equipped with first diaphragm, and a first diaphragm side is equipped with a plurality of first branch poles, and first deflector is located first branch pole one end periphery side lower extreme.
Furthermore, the flattening mechanism further comprises a plurality of second supports arranged in an array mode, a pair of rotating motors are arranged on the second supports, a rotating seat is arranged at one end of an output shaft of each rotating motor, and the output shaft of each rotating motor is in rotating fit with the rotating seat.
Furthermore, a second transverse plate is arranged at one end of the outer periphery of the limiting ring at a preset distance, a plurality of vertical plates connected with the outer periphery of the limiting ring are arrayed on the inner side face of the second transverse plate, the second transverse plate at the upper end is connected with the first sliding block, and the second transverse plate at the lower end is connected with the second sliding block.
Further, be equipped with the PLC controller in the control box, control box one end is equipped with a pair of control frame of being connected with the PLC controller electricity, and sliding fit has the cutter arbor between the control frame, and the cutter arbor is connected with the control frame electricity, and the cutter is located the cutter arbor lower extreme.
Furthermore, the second guide mechanism further comprises a fourth support, the second single-shaft cylinder is arranged on the fourth support, a third transverse plate is arranged at one end of an output shaft of the second single-shaft cylinder, a plurality of second branch rods are arranged on one side face of the third transverse plate, and the second guide plate is arranged at the lower end of the outer periphery side of one end of each second branch rod.
Furthermore, the lead frame copper strip batch flattening and slicing device also comprises a steering and collecting unit, wherein the steering and collecting unit is arranged at one end of the slicing unit and comprises a transfer mechanism, an arrangement mechanism, a translation mechanism and a conveying mechanism; the transfer mechanism comprises a plurality of slideways for sliding the copper sheets, the slideways are inclined ways with the height reduced from the sheet feeding end to the sheet discharging end, the sheet feeding ends of the slideways are arranged at the sheet discharging end of the second guide groove, the sheet discharging ends of the slideways are vertically arranged in an array manner, and the arrangement mechanism is arranged at one end of the transfer mechanism; the arrangement mechanism comprises an arrangement box, one end face of the arrangement box is provided with a plurality of sheet inlets matched with the sheet outlet ends of the slideways in an array manner, one side face of the arrangement box is not closed, the copper sheet arranging device is provided with a step baffle, the bottom end of the other side surface is provided with a sliding chute penetrating through the side wall, a plurality of arranging transverse ways matched with the sheet inlet are arrayed in the arranging box, the bottom end of one end of each arranging transverse way is provided with a vertically arranged arranging vertical way, the arranging box is also provided with a movable block, one end of the movable block is provided with a fourth transverse plate at a preset distance, a plurality of third branch rods connected to one side surface of the movable block are arrayed on one side surface of the fourth transverse plate, the third branch rods are in sliding fit with the sliding chutes, one end of each third branch rod is provided with a length baffle, the length baffle is used for limiting the length direction of a copper sheet in a matching mode with the arranging vertical ways, a plurality of width baffles matched with the arranging transverse ways are arrayed on; the translation mechanism comprises a third single-shaft cylinder, the third single-shaft cylinder is provided with a third rodless cylinder, one side surface of the third rodless cylinder is matched with a connecting block in a sliding mode, and the bottom end of the connecting block is arranged on the upper end face of a fourth transverse plate; the transport mechanism includes an array of multiple conveyors arranged in a direction perpendicular to the copper strips of the lead frame.
Further, the transfer mechanism comprises a plurality of fifth supports arranged in an array, and the slide way is arranged at the upper ends of the fifth supports.
Further, third branch pole lower extreme predetermined distance still is equipped with the limit for height board that is fixed in movable block bottom side, and the conveyer up end predetermined distance is located to the limit for height board, and length baffle one end is equipped with the backplate that perpendicular to length baffle set up, and the backplate matches with the ladder baffle opening.
Furthermore, translation mechanism is including striding the sixth support of locating transport mechanism upper end predetermined distance, and on the sixth support was located to the third unipolar cylinder, third unipolar cylinder one end was equipped with the fifth diaphragm, and a fifth diaphragm side was equipped with a pair of fourth branch pole, and fourth branch pole one end is located to the third rodless cylinder.
The beneficial effects of this technical scheme lie in:
1. the leveling unit is arranged in front of a material inlet of the slicing unit, the copper strips are leveled before slicing, a plurality of first guide grooves are formed in the upper end face array of a guide table of the leveling unit, a plurality of first guide strips matched with the first guide grooves are arranged on the bottom end face array of the first guide plate, the distance between the first guide strips and the inner wall of the first guide grooves can be adjusted to the size corresponding to the width of the copper strips of the lead frame through the first single-shaft cylinder, and the copper strips with different widths are prevented from shaking left and right to influence the slicing uniformity when passing through.
2. The periphery of the compression roller of the leveling unit is provided with a plurality of press grooves matched with the first guide groove in an array mode, the periphery of the compression roller is further matched with a plurality of limiting rings in an array mode, the first rodless cylinder and the second rodless cylinder control the limiting rings to slide, the distance between each limiting ring and the inner wall of each press groove is adjusted, the distance between each limiting ring and the inner wall of each press groove is matched with the distance between the first guide strip and the inner wall of the first guide groove, and copper strips with different widths can be leveled.
3. The compression rollers of the leveling unit are arranged in a paired array, so that the leveling quality can be improved.
4. A plurality of second guide grooves matched with the first guide grooves are formed in the upper end face array of the slicing table of the slicing unit, a plurality of second guide strips matched with the second guide grooves are arranged in the bottom end face array of the second guide plate, the distance between each second guide strip and the inner wall of each second guide groove can be adjusted through the second single-shaft cylinder, the width of a lead frame copper strip operated in the matching leveling unit is matched, and the cut copper sheets are conveyed through thrust.
5. The cut copper sheets enter the steering collection unit from the slicing unit and then firstly pass through the slide ways of the transfer mechanism, are grouped in the vertical direction and enter the arrangement mechanism, but still are conveyed along the length direction of the copper strips, and after entering the arrangement box, each group of copper sheets fall from the vertical groove formed between the length baffle and the arrangement vertical channel, fall onto the corresponding conveyor and then are conveyed along the width direction of the copper sheets.
6. The arrangement box is provided with a movable block, the movable block is controlled by a third single-shaft cylinder and a third rodless cylinder of the translation mechanism, the movable block can move in two axial directions of a horizontal position, and the falling position of the copper sheet in the arrangement box is limited according to the length and the width of the cut copper sheet, so that the copper sheet can fall onto the conveyor in order, and the next process operation is facilitated. The third minute branch lower extreme predetermined distance still is equipped with the limit for height board that is fixed in the movable block bottom side, prevents that the copper sheet from piling up on the conveyer.
Drawings
Fig. 1 shows an overall perspective view of an embodiment of the present application.
Fig. 2 shows another perspective view of the embodiment of the present application from another angle as a whole.
Fig. 3 shows a perspective view of a leveling unit according to an embodiment of the present application.
FIG. 4 shows another perspective view of a leveling unit in accordance with an embodiment of the present application.
Fig. 5 is a perspective view illustrating a first guide mechanism according to an embodiment of the present application.
Fig. 6 is a perspective view of the upper half of the first guide mechanism according to the embodiment of the present application.
Fig. 7 shows a perspective view of a guide table according to an embodiment of the present application.
FIG. 8 illustrates a perspective view of a flattening mechanism according to an embodiment of the present application.
FIG. 9 is a perspective view showing a connection relationship between a rotary motor and a platen roller according to an embodiment of the present invention.
FIG. 10 shows a perspective view of a platen according to an embodiment of the present application.
Fig. 11 shows a perspective view of a connection relationship between the first rodless cylinder, the second rodless cylinder, the first slider, the second transverse plate, the vertical plate and the limit ring according to the embodiment of the present application.
Fig. 12 is a perspective view of a first rodless cylinder and a first slider according to an embodiment of the present application.
Fig. 13 shows a perspective view of a second rodless cylinder, a second slider, and a riser in an embodiment of the present application.
Fig. 14 shows a perspective view of a stop collar, a second cross plate, and a riser according to an embodiment of the present application.
Fig. 15 is a perspective view showing a slicing unit according to an embodiment of the present application.
Fig. 16 shows a perspective view of a tape cutting machine according to an embodiment of the present application.
Fig. 17 is a perspective view showing a second guide mechanism according to the embodiment of the present application.
Fig. 18 is a perspective view showing a steering collection unit according to an embodiment of the present application.
Fig. 19 shows a perspective view of a transfer mechanism according to an embodiment of the present application.
FIG. 20 is a perspective view of an alignment mechanism according to an embodiment of the present application.
FIG. 21 shows a side-rear perspective view of an alignment mechanism according to an embodiment of the present application.
FIG. 22 is a front view of a cross section of the internal structure of the alignment box according to the embodiment of the present application.
FIG. 23 shows a perspective view of an alignment box according to an embodiment of the present application.
FIG. 24 is a side rear perspective view of an alignment box according to an embodiment of the present invention.
Fig. 25 is a perspective view showing a movable block according to an embodiment of the present application.
Fig. 26 is a perspective view showing a movable block side and a rear side in an embodiment of the present application.
FIG. 27 illustrates a perspective view of a translation mechanism according to an embodiment of the present application.
Detailed Description
The present application is further described below with reference to the accompanying drawings and examples.
Example one
The lead frame copper strip batch flattening and slicing device shown in fig. 1-17 comprises a flattening unit 1 and a slicing unit 2.
The leveling unit 1 is used for leveling a lead frame copper strip, the leveling unit 1 comprises a first guide mechanism 11 and a leveling mechanism 12, the first guide mechanism 11 comprises a guide table 111, a plurality of first guide grooves 1111 are formed in an upper end face array of the guide table 111, a first support 1121 is arranged at one end of the guide table 111 at a preset distance, a first single-shaft cylinder 112 is arranged on the first support 1121, a first transverse plate 1122 is arranged at one end of an output shaft of the first single-shaft cylinder 112, a plurality of first branch rods 1123 are arranged on one side face of the first transverse plate 1122, a first guide plate 113 is arranged at the lower end of the outer peripheral side of one end of each first branch rod 1123, a plurality of first guide strips 1131 matched with the first guide grooves 1111 are arranged in a bottom end face array of the first guide plates 113, the first guide strips 1131 are used for limiting copper strips with different widths, the leveling mechanism 12 is arranged at a preset distance at one end of the first guide mechanism 11, the leveling mechanism 12 comprises, a pair of vertically arranged rotating motors 121 is arranged on the second support 1211, a rotating base 122 is arranged at one end of an output shaft of the rotating motor 121, the output shaft of the rotating motor 121 is rotatably matched with the rotating base 122, a press roller 123 is sleeved on the outer periphery of the output shaft of the rotating motor 121, a plurality of press grooves 1231 matched with the first guide groove 1111 are formed in an array on the outer periphery of the press roller 123, a first rodless cylinder 124 is arranged at the upper end of the press roller 123 arranged at the upper end at a preset distance, a pair of third supports 1241 are arranged on the two end faces of the first rodless cylinder 124, a first sliding block 1242 is arranged in a sliding fit on the bottom end face of the first rodless cylinder 124, a second rodless cylinder 125 is arranged at the lower end at a preset distance, a second sliding block 1251 is arranged on the upper end face of the second rodless cylinder 125 in a sliding fit manner, a plurality of limiting rings 126 are further matched on the, a second horizontal plate 1261 is provided at one end of the outer peripheral side of the retainer ring 126 with a predetermined distance, a plurality of vertical plates 127 connected to the outer peripheral side of the retainer ring 126 are arrayed on the inner side of the second horizontal plate 1261, the second horizontal plate 1261 at the upper end is connected to the first slider 1242, and the second horizontal plate 1261 at the lower end is connected to the second slider 1251.
The slicing unit 2 is arranged at one end of the leveling unit 1, the slicing unit 2 comprises a belt cutting machine 21 and a second guide mechanism 22, the belt cutting machine 21 comprises a machine body 211, one end of the machine body 211 is provided with a control box 212, the control box 212 is used for controlling the cutting of the belt cutting machine 21 and controlling the cutting speed, a PLC controller is arranged in the control box 212, one end of the control box 212 is provided with a pair of control frames electrically connected with the PLC controller, a cutter bar 213 is arranged between the control frames in a sliding fit manner, the cutter bar 213 is electrically connected with the control frames, the lower end of the cutter bar 213 is provided with a cutter 214, the upper end of the machine body 211 is also provided with a slicing table 215, an upper end surface array of the slicing table 215 is provided with a plurality of second guide grooves 2151 matched with the first guide grooves 1111, the second guide mechanism 22 is arranged at one end of the belt cutting machine 21, the second guide mechanism 22 comprises a fourth support 2211, a second single-shaft cylinder, a plurality of second branch bars 2213 are arranged on one side surface of the third transverse plate 2212, a second guide plate 222 is arranged at the lower end of the outer peripheral side of one end of each second branch bar 2213, a plurality of second guide strips 2221 matched with the second guide grooves 2151 are arrayed on the bottom end surface of each second guide plate 222, and the second guide strips 2221 are used for being matched with the limiting rings 126 to limit copper strips with different widths.
The working mode is as follows:
firstly, preparation work is carried out, the width of a lead frame copper strip material is determined, the width is used as the operation width of the whole device for the batch work, the first single-shaft cylinder 112 is started, the first guide plate 113 is pushed to slide, the position of the first guide strip 1131 in the first guide groove 1111 is adjusted, the copper strip is enabled to be matched with the operation width, the copper strip can just pass through, the first rodless cylinder 124 is started, the first sliding block 1242 is pushed to slide, all vertical plates 127 at the upper end are driven to slide, the position of the upper end limiting ring 126 in the pressing groove 1231 of the upper end pressing roller 123 is adjusted, the copper strip is enabled to be matched with the operation width, the copper strip can just pass through, the second rodless cylinder 125 is started, the second sliding block 1251 is pushed to slide, all vertical plates 127 at the lower end are driven to slide, the position of the lower end limiting ring 126 in the pressing groove 1231 of the lower end pressing roller 123. The second single-axis cylinder 221 is activated to push the second guide plate 222, and the position of the second guide bar 2221 in the second guide groove 2151 is adjusted to match the operation width, so that the cut copper sheet can just pass through.
The lead frame copper strips with the quantity corresponding to the device are simultaneously placed into the first guide groove 1111, the preorder device is started, the copper strips do not stop moving into the first guide mechanism 11 and are conveyed at a constant speed, the copper strips sequentially enter the pressing grooves 1231 of each pair of pressing rollers 123 to be leveled, after leveling, the copper strips are conveyed to the strip cutting machine 21, the control box 212 is started, information is sent to the control frame from the PLC, the control frame sends information to the cutter bar 213, the cutter bar 213 controls the cutter 214 to cut the copper strips at a constant speed to form copper sheets, and the copper sheets are pushed by the copper strips to continuously enter the second guide groove 2151.
Example two
The lead frame copper strip batch flattening and slicing device shown in fig. 1-27 comprises the lead frame copper strip batch flattening and slicing device of the first embodiment and a turning and collecting unit 3.
The steering collection unit 3 is arranged at one end of the slicing unit 2, the steering collection unit 3 comprises a transfer mechanism 31, an arrangement mechanism 32, a translation mechanism 33 and a conveying mechanism 34, the transfer mechanism 31 comprises a plurality of fifth supports 3111 arranged in an array, the upper end of the fifth support 3111 is provided with a slideway 311 for sliding a copper sheet, the slideway 311 is a chute with the height reduced from a sheet inlet end to a sheet outlet end, the sheet inlet end of the slideway 311 is arranged at the sheet outlet end of a second guide groove 2151, the sheet outlet end of the slideway 311 is vertically arranged in an array, the arrangement mechanism 32 is arranged at one end of the transfer mechanism 31, the arrangement mechanism 32 comprises an arrangement box 321, one end face of the arrangement box 321 is provided with a plurality of sheet inlet 3211 matched with the sheet outlet end of the slideway 311 in an array manner, one side face of the arrangement box 321 is not closed and is provided with a step baffle 3212, the bottom end of the other side face is provided with a chute 3213 penetrating through the side wall, a plurality of arrangement, a vertically arranged arrangement vertical channel 3215 is arranged at the bottom end of one end of the arrangement transverse channel 3214, the arrangement box 321 is further provided with a movable block 322, a fourth transverse plate 3221 is arranged at a predetermined distance at one end of the movable block 322, a plurality of third support rods 3222 connected to one side surface of the movable block 322 are arrayed on one side surface of the fourth transverse plate 3221, the third support rods 3222 are in sliding fit with the sliding grooves 3213, a length baffle 3223 is arranged at one end of the third support rods 3222, the length baffle 3223 is used for limiting the length direction of copper sheets in a matching manner with the arrangement vertical channel 3215, a protection plate 3224 arranged perpendicular to the length baffle 3223 is arranged at one end of the length baffle 3223, the protection plate 3224 is matched with an opening of the stepped baffle 3212, a plurality of width baffles 3225 matched with the arrangement transverse channel 3214 are arrayed on one side surface of the movable block 322, the width baffle 3225 is used for limiting the width direction of the copper sheets in a matching manner with the stepped baffle 321, the predetermined distance of conveyer 341 up end is located to limit for height board 3226, translation mechanism 33 is including striding the sixth support 3311 of locating 34 upper ends predetermined distance of transport mechanism, be equipped with third unipolar cylinder 331 on the sixth support 3311, third unipolar cylinder 331 one end is equipped with fifth diaphragm 3312, a fifth diaphragm 3312 side is equipped with a pair of fourth branch pole 3313, fourth branch pole 3313 one end is equipped with third rodless cylinder 332, a third rodless cylinder 332 side sliding fit has connecting block 3321, fourth diaphragm 3221 up end is located to connecting block 3321 bottom, transport mechanism 34 has a plurality of conveyer 341 along lead frame and copper strips vertical direction setting including the array.
The working mode is as follows:
firstly, preparation work is carried out, the width of a lead frame copper strip material is determined, the width is used as the operation width of the whole device for the batch work, the first single-shaft cylinder 112 is started, the first guide plate 113 is pushed to slide, the position of the first guide strip 1131 in the first guide groove 1111 is adjusted, the copper strip is enabled to be matched with the operation width, the copper strip can just pass through, the first rodless cylinder 124 is started, the first sliding block 1242 is pushed to slide, all vertical plates 127 at the upper end are driven to slide, the position of the upper end limiting ring 126 in the pressing groove 1231 of the upper end pressing roller 123 is adjusted, the copper strip is enabled to be matched with the operation width, the copper strip can just pass through, the second rodless cylinder 125 is started, the second sliding block 1251 is pushed to slide, all vertical plates 127 at the lower end are driven to slide, the position of the lower end limiting ring 126 in the pressing groove 1231 of the lower end pressing roller 123. The second single-axis cylinder 221 is activated to push the second guide plate 222, and the position of the second guide bar 2221 in the second guide groove 2151 is adjusted to match the operation width, so that the cut copper sheet can just pass through. The third single-shaft cylinder 331 is started, the third rodless cylinder 332 is started, the fourth transverse plate 3221 is pushed, the position of the movable block 322 in two axial directions in the horizontal direction is adjusted, the third single-shaft cylinder 331 enables the distance between the width baffle 3225 and the step baffle 3212 to be matched with the operation width, the cut copper sheet can just fall down, the third rodless cylinder 332 enables the length baffle 3223 and the distance between the arrangement vertical channels 3215 to be matched with the length of the cut copper sheet, and the cut copper sheet can just fall down. The preparation is completed.
Putting a corresponding number of lead frame copper strips into the first guide groove 1111 at the same time, starting the preorder device to enable the copper strips to continuously move into the first guide mechanism 11 at a constant speed, enabling the copper strips to sequentially enter between the pressing grooves 1231 of each pair of pressing rollers 123 to be leveled, after leveling, conveying the copper strips to the strip cutting machine 21, starting the control box 212, sending information from the PLC controller to the control frame, sending information to the cutter bar 213, controlling the cutter bar 213 to cut the copper strips at a constant speed to form copper strips, pushing the copper strips to continuously enter the second guide groove 2151 by the copper strips, sliding the copper strips into the strip inlet 3211 from the slide way 311, then sliding the copper strips to the arrangement cross way 3214, enabling the copper strips to fall to the conveyor 341 from a falling pipeline formed by the width baffle 3225, the step baffle 3212, the length baffle 3223 and the arrangement vertical way 3215, and simultaneously starting the conveyor 341 to convey the copper strips in the width direction.
The above are only some examples listed in the present application and are not intended to limit the present application.
Claims (9)
1. The utility model provides a lead frame copper strips is flattening section device in batches which characterized in that includes:
the leveling unit (1) is used for leveling the copper strip of the lead frame, and the leveling unit (1) comprises a first guide mechanism (11) and a flattening mechanism (12); the first guide mechanism (11) comprises a guide table (111), a plurality of first guide grooves (1111) are formed in an upper end face array of the guide table (111), a first single-shaft cylinder (112) is arranged at a preset distance at one end of the guide table (111), a first guide plate (113) is arranged on the first single-shaft cylinder (112), a plurality of first guide strips (1131) matched with the first guide grooves (1111) are arranged in a bottom end face array of the first guide plate (113), the first guide strips (1131) are used for limiting copper strips with different widths, and the flattening mechanism (12) is arranged at a preset distance at one end of the first guide mechanism (11); the flattening mechanism (12) comprises a plurality of pairs of rotating motors (121) arranged in an array, a press roller (123) is sleeved on the outer peripheral side of an output shaft of each rotating motor (121), each pair of rotating motors (121) are vertically arranged in an up-down opposite mode, the press roller (123) is matched with the rotating motors (121) and is also arranged in an up-down opposite mode, a plurality of press grooves (1231) matched with the first guide groove (1111) are formed in the outer peripheral side array of the press roller (123), a first rodless cylinder (124) is arranged at the upper end of the press roller (123) arranged at the upper end at a preset distance, a pair of third supports (1241) are arranged on the two end faces of the first rodless cylinder (124), a first slider (1242) is in sliding fit with the bottom end face of the first rodless cylinder (124), a second rodless cylinder (125) is arranged at the lower end of the press roller (123) arranged at the lower, a plurality of limiting rings (126) are matched with the outer peripheral side of the pressing roller (123) in an array mode, the limiting rings (126) are used for being matched with the first guide strips (1131) to limit copper strips with different widths, the limiting ring (126) at the upper end is arranged on the first sliding block (1242), and the limiting ring (126) at the lower end is arranged on the second sliding block (1251); the width of a lead frame copper strip material is used as the operation width of the whole device in work, a first single-shaft cylinder (112) is started to push a first guide plate (113) to slide, the position of a first guide strip (1131) in a first guide groove (1111) is adjusted to enable the first guide strip to be matched with the operation width, a copper strip can just pass through, a first rodless cylinder (124) is started to push a first sliding block (1242) to slide to drive all vertical plates (127) at the upper end to slide, the position of an upper end limiting ring (126) in a pressing groove (1231) of an upper end pressing roller (123) is adjusted to enable the copper strip to just pass through, a second rodless cylinder (125) is started to push a second sliding block (1251) to slide to drive all vertical plates (127) at the lower end to slide, the position of a lower end limiting ring (126) in the pressing groove (1231) of the lower end pressing roller (123) is adjusted to enable the copper strip to be matched, the copper strip can just pass through the copper strip;
the slicing unit (2) is arranged at one end of the leveling unit (1), and the slicing unit (2) comprises a belt cutting machine (21) and a second guide mechanism (22); the belt cutting machine (21) comprises a machine body (211), one end of the machine body (211) is provided with a control box (212), a PLC (programmable logic controller) is arranged in the control box (212), one end of the control box (212) is provided with a pair of control frames electrically connected with the PLC, a cutter bar (213) is in sliding fit between the control frames, the cutter bar (213) is electrically connected with the control frames, a cutter (214) is arranged at the lower end of the cutter bar (213), the upper end of the machine body (211) is further provided with a slicing table (215), and a plurality of second guide grooves (2151) matched with the first guide grooves (1111) are formed in an upper end surface array of the slicing table (215); putting the lead frame copper strips with the number corresponding to the device into a first guide groove (1111) at the same time, starting a preorder device to enable the copper strips to continuously convey into a first guide mechanism (11) at a constant speed, enabling the copper strips to sequentially enter between pressing grooves (1231) of each pair of pressing rollers (123) to be leveled, conveying the copper strips to a strip cutting machine (21) after leveling, starting a control box (212), sending information to a control frame from a PLC (programmable logic controller), sending information to a cutter bar (213) by the control frame, controlling a cutter (214) by the cutter bar (213) to cut the copper strips at a constant speed to form copper strips, and enabling the copper strips to be pushed by the copper strips to continuously enter a second guide groove (; second guiding mechanism (22) are located and are cut tape unit (21) one end, second guiding mechanism (22) include second unipolar cylinder (221), second unipolar cylinder (221) are equipped with second deflector (222), second deflector (222) bottom area array has a plurality of second gib block (2221) that match with second guide way (2151), second gib block (2221) are used for matching with spacing ring (126), carry on spacingly to the copper strips of different width, start second unipolar cylinder (221), promote second deflector (222), adjust the position of second gib block (2221) in second guide way (2151), make its matching operation width, enable the copper sheet of cutting to just pass through.
2. The lead frame copper strip batch flattening and slicing device as claimed in claim 1, wherein a first support (1121) is further arranged at one end of the guide table (111) at a predetermined distance, the first single-shaft cylinder (112) is arranged on the first support (1121), a first transverse plate (1122) is arranged at one end of an output shaft of the first single-shaft cylinder (112), a plurality of first branch rods (1123) are arranged on one side surface of the first transverse plate (1122), and the first guide plate (113) is arranged at the lower end of the outer peripheral side of one end of each first branch rod (1123).
3. The lead frame copper strip batch flattening and slicing device as claimed in claim 1, wherein the flattening mechanism (12) further comprises a plurality of second supports (1211) arranged in an array, a pair of rotating motors (121) are arranged on the second supports (1211), one end of an output shaft of each rotating motor (121) is provided with a rotating seat (122), and the output shaft of each rotating motor (121) is in rotating fit with the rotating seat (122).
4. The lead frame copper strip batch flattening and slicing device as claimed in claim 1, wherein a second transverse plate (1261) is arranged at one end of the outer periphery side of the limiting ring (126) at a predetermined distance, a plurality of vertical plates (127) connected with the outer periphery side of the limiting ring (126) are arrayed on the inner side surface of the second transverse plate (1261), the second transverse plate (1261) at the upper end is connected with the first sliding block (1242), and the second transverse plate (1261) at the lower end is connected with the second sliding block (1251).
5. The lead frame copper strip batch flattening and slicing device as claimed in claim 1, wherein the second guide mechanism (22) further comprises a fourth support (2211), the second uniaxial cylinder (221) is arranged on the fourth support (2211), a third transverse plate (2212) is arranged at one end of an output shaft of the second uniaxial cylinder (221), a plurality of second branch rods (2213) are arranged on one side surface of the third transverse plate (2212), and the second guide plate (222) is arranged at the lower end of the outer peripheral side of one end of each second branch rod (2213).
6. The lead frame copper strip batch flattening and slicing device as claimed in any one of claims 1-5, further comprising a turning and collecting unit (3), wherein the turning and collecting unit (3) is arranged at one end of the slicing unit (2) and comprises a transfer mechanism (31), an arrangement mechanism (32), a translation mechanism (33) and a conveying mechanism (34); the transfer mechanism (31) comprises a plurality of slideways (311) which are arranged in an array and used for sliding the copper sheets, the slideways (311) are inclined ways with the height reduced from the sheet feeding end to the sheet discharging end, the sheet feeding end of each slideway (311) is arranged at the sheet discharging end of the second guide groove (2151), the sheet discharging ends of the slideways (311) are arranged in a vertical array, and the arrangement mechanism (32) is arranged at one end of the transfer mechanism (31); the arrangement mechanism (32) comprises an arrangement box (321), one end face of the arrangement box (321) is provided with a plurality of sheet inlet openings (3211) matched with the sheet outlet ends of the slide rails (311) in an array manner, one side face of the arrangement box (321) is not closed and is provided with a step baffle (3212), the bottom end of the other side face is provided with a slide groove (3213) penetrating through the side wall, a plurality of arrangement transverse channels (3214) matched with the sheet inlet openings (3211) are arranged in the arrangement box (321) in an array manner, one end of each arrangement transverse channel (3214) is provided with a vertically arranged vertical arrangement vertical channel (3215), the arrangement box (321) is further provided with a movable block (322), a fourth transverse plate (3221) is arranged at a preset distance at one end of the movable block (322), a plurality of third supporting rods (3222) connected with one side face of the movable block (322) in an array manner are arranged on one side face of the fourth transverse plate (3221), the third supporting rods (3222) are in a sliding, the length baffle (3223) is used for limiting the length direction of the copper sheets in a manner of being matched with the arrangement vertical channel (3215), a plurality of width baffles (3225) matched with the arrangement transverse channel (3214) are arrayed on one side face of the movable block (322), and the width baffles (3225) are used for limiting the width direction of the copper sheets in a manner of being matched with the step baffles (3212); the translation mechanism (33) comprises a third single-shaft cylinder (331), the third single-shaft cylinder (331) is provided with a third rodless cylinder (332), one side surface of the third rodless cylinder (332) is in sliding fit with a connecting block (3321), and the bottom end of the connecting block (3321) is arranged on the upper end surface of a fourth transverse plate (3221); the transfer mechanism (34) includes an array of a plurality of conveyors (341) arranged in a direction perpendicular to the lead frame copper strips.
7. The lead frame copper strip batch flattening and slicing device of claim 6, wherein the transfer mechanism (31) comprises a plurality of fifth supports (3111) arranged in an array, and the slide way (311) is arranged at the upper ends of the fifth supports (3111).
8. The lead frame copper strip batch flattening and slicing device as claimed in claim 6, wherein a height limiting plate (3226) fixed to the side surface of the bottom end of the movable block (322) is further arranged at a predetermined distance at the lower end of the third branch rod (3222), the height limiting plate (3226) is arranged at a predetermined distance at the upper end surface of the conveyor (341), a protection plate (3224) perpendicular to the length baffle (3223) is arranged at one end of the length baffle (3223), and the protection plate (3224) is matched with an opening of the stepped baffle (3212).
9. The device for flattening and slicing the copper strips of the lead frames as claimed in claim 6, wherein the translation mechanism (33) comprises a sixth support (3311) which is arranged at the upper end of the conveying mechanism (34) in a striding mode by a predetermined distance, a third single-shaft cylinder (331) is arranged on the sixth support (3311), a fifth transverse plate (3312) is arranged at one end of the third single-shaft cylinder (331), a pair of fourth branch rods (3313) is arranged on one side surface of the fifth transverse plate (3312), and a third rodless cylinder (332) is arranged at one end of the fourth branch rods (3313).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110122256.XA CN112496764B (en) | 2021-01-29 | 2021-01-29 | Lead frame copper strips is flattening section device in batches |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110122256.XA CN112496764B (en) | 2021-01-29 | 2021-01-29 | Lead frame copper strips is flattening section device in batches |
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| CN112496764A CN112496764A (en) | 2021-03-16 |
| CN112496764B true CN112496764B (en) | 2021-04-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113699341B (en) * | 2021-10-29 | 2021-12-31 | 宁波德洲精密电子有限公司 | Lead frame material internal stress adjustment and leveling equipment |
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| CN207238789U (en) * | 2017-08-23 | 2018-04-17 | 成都中浦科技有限公司 | A kind of conveying device for shearing strip |
| CN207446996U (en) * | 2017-11-13 | 2018-06-05 | 天津利日汽车配件有限公司 | A kind of feeding device for plate shearing machine |
| CN210907850U (en) * | 2019-11-13 | 2020-07-03 | 华川建设集团有限公司 | Reinforcing bar alignment equipment |
| CN112045018A (en) * | 2020-08-20 | 2020-12-08 | 济南市鼎冉金属制品有限公司 | Tile press for producing various steel tiles |
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|---|---|---|---|---|
| JPH09155450A (en) * | 1995-12-05 | 1997-06-17 | Kawasaki Steel Corp | Method and equipment for straightening multiple cut steel strip |
| JP2006068755A (en) * | 2004-08-31 | 2006-03-16 | Nisshin Steel Co Ltd | Method for straightening cross section of strip having special shaped cross section |
| KR20060040622A (en) * | 2006-04-07 | 2006-05-10 | 김인숙 | Bending guide groove processing device for window frame |
| CN102717007A (en) * | 2012-07-18 | 2012-10-10 | 重庆亨尔通冶金新技术股份有限公司 | Alignment production line capable of simultaneously straightening multiple steel bars once |
| CN204366415U (en) * | 2014-12-26 | 2015-06-03 | 江阴爱康光伏焊带有限公司 | Roller bearing is coated with tin copper strips blowing clipping apparatus |
| CN205463719U (en) * | 2016-01-18 | 2016-08-17 | 旌德县华丰电子元件有限公司 | Bring flattening device that line flattened into to many flat coppers simultaneously |
| CN206613870U (en) * | 2017-04-11 | 2017-11-07 | 中冶东方工程技术有限公司 | Straightener and shaped steel process equipment |
| CN207238789U (en) * | 2017-08-23 | 2018-04-17 | 成都中浦科技有限公司 | A kind of conveying device for shearing strip |
| CN207446996U (en) * | 2017-11-13 | 2018-06-05 | 天津利日汽车配件有限公司 | A kind of feeding device for plate shearing machine |
| CN210907850U (en) * | 2019-11-13 | 2020-07-03 | 华川建设集团有限公司 | Reinforcing bar alignment equipment |
| CN112045018A (en) * | 2020-08-20 | 2020-12-08 | 济南市鼎冉金属制品有限公司 | Tile press for producing various steel tiles |
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| CN112496764A (en) | 2021-03-16 |
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