CN117002967B - Lead frame conveying and stacking device with anti-jamming function - Google Patents
Lead frame conveying and stacking device with anti-jamming function Download PDFInfo
- Publication number
- CN117002967B CN117002967B CN202311276136.0A CN202311276136A CN117002967B CN 117002967 B CN117002967 B CN 117002967B CN 202311276136 A CN202311276136 A CN 202311276136A CN 117002967 B CN117002967 B CN 117002967B
- Authority
- CN
- China
- Prior art keywords
- lead frame
- adjacent
- fixing
- fixedly connected
- movable block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009826 distribution Methods 0.000 claims abstract description 18
- 230000008878 coupling Effects 0.000 claims abstract description 17
- 238000010168 coupling process Methods 0.000 claims abstract description 17
- 238000005859 coupling reaction Methods 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000001125 extrusion Methods 0.000 claims description 12
- 238000004080 punching Methods 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000005299 abrasion Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000003825 pressing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
- B65G47/24—Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- 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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- 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
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/026—Combination of two or more feeding devices provided for in B21D43/04 - B21D43/18
-
- 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
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
-
- 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
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/12—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by chains or belts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
- B65G15/30—Belts or like endless load-carriers
- B65G15/58—Belts or like endless load-carriers with means for holding or retaining the loads in fixed position, e.g. magnetic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G57/00—Stacking of articles
- B65G57/02—Stacking of articles by adding to the top of the stack
- B65G57/11—Stacking of articles by adding to the top of the stack the articles being stacked by direct action of the feeding conveyor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
Abstract
The invention discloses a lead frame conveying and stacking device with an anti-jamming function, and relates to the technical field of lead frame conveying. Including the support frame, the equidistant motorized roll that distributes is installed to the support frame, and one side of support frame is provided with the mounting bracket, and the mounting bracket rotates and is connected with the band pulley of symmetric distribution, and the transmission is connected with first conveyer belt between the adjacent band pulley, and the mounting bracket rigid coupling has first motor, and the output shaft and the adjacent band pulley rigid coupling of first motor, first conveyer belt sliding connection have first fixation clamp, and first conveyer belt sliding connection has first movable block, and first movable block rigid coupling has the dead lever, and dead lever sliding connection has the second fixation clamp. According to the invention, the lead frame is conveyed by clamping the second fixing clamp and the adjacent first fixing clamp, so that the lead frame and other parts are prevented from sliding relatively in the conveying process, and abrasion is avoided when the lead frame is conveyed.
Description
Technical Field
The invention relates to the technical field of lead frame conveying, in particular to a lead frame conveying stacking device with an anti-jamming function.
Background
A leadframe is a component of an electronic device or circuit board that extends through a metal lead of the circuit board. The lead frame has important functions in electronic devices and circuit boards, can connect all components in the electronic devices or the circuit boards to complete the transmission and control of circuits, is an important component part of the electronic devices, is made of different materials, such as tin-plated or lead-plated copper lead frames, has good conductivity and is easy to process, but the lead frame is softer in material and easy to deform and wear.
In the process of conveying and stacking the lead frames, the lead frames can slide relative to other parts, so that the lead frames made of soft materials are worn and deformed, the performance of the lead frames is reduced, and the lead frames can shift when being stacked, so that the stacked lead frames are not orderly stacked, and the stacked lead frames are toppled over, so that the lead frames are damaged.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, the present invention provides a lead frame conveying and stacking device with anti-seizing function.
The technical scheme of the invention is as follows: the utility model provides a lead frame carries and piles up device with anti-sticking dead function, which comprises a supporting rack, the punching machine that is used for punching press and cuts off lead frame is installed to the support frame, the equidistant motorized roll that distributes is installed to the support frame, a serial communication port, still including the symmetric distribution's mounting bracket, the symmetric distribution's mounting bracket sets up in the both sides of support frame respectively, the mounting bracket swivelling joint has the band pulley of symmetric distribution, be located the transmission between the band pulley of support frame same side and be connected with first conveyer belt, the mounting bracket rigid coupling has first motor, the output shaft and the adjacent band pulley rigid coupling of first motor, first conveyer belt sliding connection has evenly distributed's first fixation clamp, the rigid coupling has the spring between first fixation clamp and the adjacent first conveyer belt, first conveyer belt sliding connection has evenly distributed's first movable block, the rigid coupling has the extension spring between first movable block and the adjacent first conveyer belt, first movable block rigid coupling has the dead lever, dead lever sliding connection has the second fixation clamp, symmetric distribution's first conveyer belt inboard is provided with the mount, the mount is provided with first spout and second spout, first spout and first spout limit fit, the first spout and the limit assembly have the telescopic link.
Further, the first spout comprises first spacing groove, second spacing groove, third spacing groove, fourth spacing groove, fifth spacing groove and sixth spacing groove, and the second spout comprises first guide way, second guide way, third guide way and fourth guide way, and first spacing groove, fourth spacing groove, sixth spacing groove, first guide way and fourth guide way are parallel to each other, and the contained angle of second spacing groove and horizontal plane equals the contained angle of second guide way and horizontal plane, and third spacing groove and third guide way are parallel and both length equals.
Further, the fixing frame is provided with symmetrically distributed through holes, and the first sliding groove and the second sliding groove are communicated with the adjacent through holes.
Further, symmetrically distributed fans are arranged between the symmetrically distributed fixing frames and used for cleaning dust on the surfaces of the lead frames.
Further, the support frame sliding connection has first guide bar, and the one end rigid coupling of first guide bar has the contact plate, and the contact plate contacts with adjacent lead frame, and support frame and lead frame contactless prevent that lead frame and support frame from blocking after contacting.
Further, the locating component comprises a second electric push rod, the second electric push rod is fixedly connected between symmetrically distributed fixing frames, a supporting plate is fixedly connected to the telescopic end of the second electric push rod, a symmetrically distributed extrusion block is fixedly connected to the supporting plate, a symmetrically distributed second movable block is connected to the supporting plate in a sliding mode, a spring is fixedly connected between the second movable block and the supporting plate, a second guide rod is fixedly connected to the second movable block, a third movable block is connected to the second guide rod in a sliding mode, a spring is fixedly connected between the third movable block and an adjacent second movable block, the second guide rod penetrates through the adjacent third movable block, a first wedge block is fixedly connected to one side of the third movable block, an inclined surface is arranged on the first wedge block, the extrusion block is in limit fit with the inclined surface of the adjacent first wedge block, a symmetrically distributed baffle is fixedly connected to the fixing frame, the third movable block is in limit fit with the adjacent baffle, and the contact plate is in contact fit with the adjacent third movable block.
Further, the support frame is provided with symmetrically distributed openings for enabling the second fixing clamp to penetrate through the support frame.
Further, be provided with the second motor between the mount of symmetric distribution, be provided with the link of symmetric distribution between the mount of symmetric distribution, the link is connected with the band pulley of symmetric distribution through the pivot rotation, adjacent band pulley fixed connection has the second conveyer belt between the band pulley on the same link, the output shaft and the adjacent band pulley rigid coupling of second motor, first electric putter is located between the second conveyer belt of symmetric distribution, the distance between the second conveyer belt of symmetric distribution is less than lead frame's width for carry lead frame.
Further, the fixing frame is fixedly connected with an ejector rod, the fixing rod is fixedly connected with a second wedge-shaped block in limiting fit with the adjacent ejector rod, and a spring is fixedly connected between the fixing rod and the second fixing clamp and used for enabling the second fixing clamp to be quickly separated from the lead frame.
Further, the fixing frame is fixedly connected with a third electric push rod, the telescopic end of the third electric push rod is fixedly connected with a push plate, and the distance between symmetrically distributed push plates is larger than the width of the lead frames and used for enabling the stacked lead frames to be aligned with each other.
The beneficial effects are as follows: according to the invention, the lead frame is clamped by the first fixing clamp and the second fixing clamp, so that the side surface of the lead frame and other parts do not slide, and abrasion of the lead frame in the transportation stacking process is avoided, the use effect of the lead frame is reduced, and the connectivity of a circuit is reduced; the support frames are not contacted with the lead frames, so that the lead frames cannot be clamped between the support frames in the process that the electric roller drives the lead frames to move; the lead frame is blocked by the contact plate, and when the lead frame is contacted with the contact plate, the electric roller stops rotating, so that the lead frame is prevented from being separated from the supporting frame, and the lead frame is prevented from being worn due to the rotation of the electric roller; the support plate is driven to move downwards through the telescopic end of the second electric push rod, so that the third movable block is close to the lead frame, the symmetrically distributed third movable block positions the lead frame, the lead frame is prevented from being unstable when clamped by the first fixing clamp and the second fixing clamp, and the lead frame is bent and deformed in the transportation process, so that the using effect of the lead frame is reduced.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic diagram of the positional relationship between the support frame and the fixing frame of the present invention.
Fig. 3 is a schematic diagram showing the positional relationship between the second fixing clip and the first conveyor belt.
Fig. 4 is a schematic diagram of the positional relationship between the mounting frame and the first motor.
Fig. 5 is a schematic diagram of the positional relationship between a first fixing clip and a second fixing clip according to the present invention.
Fig. 6 is a schematic perspective view of a first fixing clip and a second fixing clip according to the present invention.
Fig. 7 is a schematic view of a partial perspective structure of the fixing frame of the present invention.
Fig. 8 is a schematic diagram of the positional relationship of the contact plate and the lead frame when the contact plate contacts the lead frame.
Fig. 9 is a schematic diagram of a positional relationship between a first electric putter and a second conveyor belt according to the present invention.
Fig. 10 is a schematic perspective view of the L-shaped plate and the first fixing clip of the present invention.
Fig. 11 is a schematic perspective view of the ejector pin and the second wedge block according to the present invention.
Fig. 12 is a partial perspective view of a second clip according to the present invention.
FIG. 13 is a schematic view showing the positional relationship of L-shaped plate and push plate of the present invention.
FIG. 14 is a schematic view showing the positional relationship of the support plate and the extrusion block and the like of the present invention.
Fig. 15 is a schematic view showing the positional relationship between the support frame and the pressing block according to the present invention.
FIG. 16 is a schematic perspective view of the extrusion block and the first wedge block of the present invention.
Part names and serial numbers in the figure: 101-supporting frame, 102-punching machine, 103-electric roller, 104-mounting frame, 105-first conveyer belt, 106-first motor, 107-first fixed clamp, 108-first movable block, 109-fixed bar, 110-second fixed clamp, 111-fixed frame, 112-first sliding groove, 1121-first limit groove, 1122-second limit groove, 1123-third limit groove, 1124-fourth limit groove, 1125-fifth limit groove, 1126-sixth limit groove, 113-second sliding groove, 1131-first guide groove, 1132-second guide groove, 1133-third guide groove, 1134-fourth guide groove, 114-first electric push rod, 115-L-shaped plate, 116-through hole, 117-fan, 118-first guide bar, 119-contact plate, 201-second electric push rod, 202-supporting plate, 203-extrusion block, 204-second movable block, 205-second guide bar, 206-third movable block, 207-first block, 208-second motor, 1133-third guide groove, 1134-fourth guide groove, 114-first electric push rod, 115-L-shaped plate, 116-through hole, 117-fan, 118-first guide bar, 119-contact plate, 201-second electric push rod, 202-supporting plate, 203-extrusion block, 204-second movable block 205-second wedge-shaped block, 206-third movable block, 304-first motor, 302-second electric push rod, 301-third wedge-third guide plate, 305-third electric push rod, 305-step, and 306-electric push rod.
Detailed Description
The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which currently preferred embodiments of the invention are shown. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
Example 1: the lead frame conveying and stacking device with the anti-jamming function comprises a supporting frame 101, a punching machine 102 for punching and cutting off the lead frames is arranged on the supporting frame 101, electric rollers 103 which are distributed at equal intervals are arranged on the supporting frame 101, mounting frames 104 are respectively arranged on the front side and the rear side of the supporting frame 101, symmetrically distributed belt wheels are rotationally connected with the mounting frames 104, a first conveying belt 105 is connected between the adjacent belt wheels in a transmission mode, a first motor 106 is fixedly connected to the upper side surface of the mounting frames 104 through the mounting frames, an output shaft of the first motor 106 is fixedly connected with the adjacent belt wheels, a first fixing clamp 107 which is uniformly distributed is slidably connected with the first conveying belt 105, springs for resetting the first fixing clamp 107 are fixedly connected between the first fixing clamp 107 and the adjacent first conveying belt 105, a first movable block 108 which is uniformly distributed is fixedly connected between the first movable block 108 and the adjacent first conveying belt 105, fixing rods 109 are fixedly connected to opposite sides of the first movable block 108 which are symmetrically distributed, a second fixing clamp 110 is fixedly connected with the second fixing clamp, a second fixing clamp 113 which is symmetrically distributed between the first fixing clamp and the second fixing clamp 112, a second fixing clamp 113 is matched with the first fixing clamp 111, a first sliding groove 113 is arranged between the two fixing clamps 111 and the second fixing clamp 112 which are symmetrically distributed between the two fixing clamps 111, a first fixing clamp 111 and the first fixing clamp 111 is matched with the first fixing clamp 111, and the two fixing clamps 111 are symmetrically distributed between the fixing clamps 111 are arranged symmetrically, and the fixing clamps are matched with the fixing clamps are arranged respectively between the two fixing clamps 111 and are arranged respectively, and are matched with the fixing clamps between the fixing clamp 111 and are respectively, the telescopic end rigid coupling of first electric putter 114 has L shaped plate 115, L shaped plate 115 is used for piling up the lead frame, the left portion of mount 111 is provided with two through-holes 116 of symmetric distribution, first spout 112 and second spout 113 all communicate with adjacent through-hole 116, be used for making first fixation clamp 107 and second fixation clamp 110 pass mount 111, install two fans 117 of upper and lower symmetric distribution between two symmetric distribution's mounts 111, the blast gate of two fans 117 is used for the dust on clearance lead frame surface, support frame 101 sliding connection has first guide bar 118, the one end rigid coupling of first guide bar 118 has contact plate 119, contact plate 119 contacts with adjacent lead frame, support frame 101 and lead frame contactless, prevent the card die after lead frame contacts with support frame 101, be provided with the locating component that is used for fixing a position the lead frame between the symmetric distribution's mount 111, press from both sides the lead frame through second fixation clamp 110 and adjacent first fixation clamp 107, carry the lead frame, prevent that the lead frame from taking place relative slip with other parts during carrying, thereby avoid the lead frame to produce wearing and tearing when carrying.
As shown in fig. 7 and 10, the first chute 112 is sequentially formed by a first limit chute 1121, a second limit chute 1122, a third limit chute 1123, a fourth limit chute 1124, a fifth limit chute 1125 and a sixth limit chute 1126 from right to left, the second chute 113 is sequentially formed by a first guide chute 1131, a second guide chute 1132, a third guide chute 1133 and a fourth guide chute 1134 from right to left, the first limit chute 1121, the fourth limit chute 1124, the sixth limit chute 1126, the first guide chute 1131 and the fourth guide chute 1134 are all parallel to the horizontal plane, the second limit chute 1122 is inclined to the left and the lower side, the second guide chute 1132 is inclined to the left and the upper side, so that the second fixing clip 110 is matched with the adjacent first fixing clip 107 to clamp the lead frame, the included angle between the second limit chute 1122 and the horizontal plane is equal to the included angle between the second guide chute 1132 and the horizontal plane, the third limit chute 1123 is parallel to the third guide chute 1133 and the length is equal, the third limit chute 1123 and the third guide chute 1133 are all parallel to the upper side, the second fixing clip 110 is inclined to the upper side, and the second fixing clip 110 is inclined to the upper side to the left, and the second fixing clip frame 101 is inclined to the upper side to the fifth fixing clip 101 is inclined to the upper side to the second fixing clip 101, and the fixing clip is inclined to the upper side is fixed to the upper side to the lead frame 101.
As shown in fig. 9-13, a second motor 301 is disposed between symmetrically distributed fixing frames 111, two symmetrically distributed connecting frames are disposed between symmetrically distributed fixing frames 111, two symmetrically distributed pulleys are rotatably connected to the connecting frames through a rotating shaft, two adjacent pulleys are fixedly connected, a second conveying belt 302 is diffracted between the pulleys on the same connecting frame, an output shaft of the second motor 301 is fixedly connected with the adjacent pulleys, a first electric push rod 114 is disposed between the two symmetrically distributed second conveying belts 302, a distance between the two second conveying belts 302 is smaller than a width of a lead frame and equal to a width of an L-shaped plate 115, the stacked lead frames are placed between the second conveying belts 302, the second conveying belts 302 convey the lead frames, a push rod 303 is fixedly connected to the fixing frames 111, the length of the push rod 303 is larger than that of the first fixing clamp 107, a second wedge block 304 is fixedly connected to the fixing rod 109, the second wedge-shaped block 304 is provided with an inclined plane in limit fit with the adjacent ejector rod 303, a spring for resetting the second fixing clamp 110 is fixedly connected between the fixing rod 109 and the second fixing clamp 110, the ejector rod 303 extrudes the adjacent second wedge-shaped block 304 to enable the second fixing clamp 110 to be quickly separated from the lead frame, friction between the second fixing clamp 110 and the lead frame is reduced, performance of the lead frame is ensured, the fixing frame 111 is fixedly connected with a third electric push rod 305, a push plate 306 is fixedly connected with a telescopic end of the third electric push rod 305, the height of the push plate 306 is larger than the total height of the lead frame after stacking, when the telescopic end of the third electric push rod 305 does not extend, the distance between the two push plates 306 which are symmetrically distributed is larger than the width of the lead frame, after the telescopic end of the third electric push rod 305 extends, the distance between the two push plates 306 is equal to the width of the lead frame for enabling the stacked lead frames to be mutually aligned, ensure that the lead frames are stacked neatly and prevent the lead frames from toppling over.
When the first device is used for conveying and stacking the lead frames, an operator starts the punching machine 102, the electric roller 103 and the first motor 106, the first electric push rod 114, the fan 117, the third electric push rod 305 and the positioning component, the lead frames pass through the punching machine 102 from right to left, the punching machine 102 punches the uncut lead frames, after the lead frames are punched, the punching machine 102 cuts the lead frames, the cut lead frames are contacted with the electric roller 103, the electric roller 103 drives the lead frames to move leftwards, when the lead frames are contacted with the contact plate 119, the electric roller 103 stops rotating, then the positioning component positions the lead frames, meanwhile, the output shaft of the first motor 106 drives the first conveying belt 105 to rotate through a belt wheel, the first conveying belt 105 drives the first fixing clamp 107 and the first movable block 108 which are uniformly distributed, the first movable block 108 drives the adjacent fixing rod 109 and the second fixing clamp 110 to move, when the first fixing clamp 107 is in limit fit with the first limit groove 1121, and the adjacent second fixing clamp 110 is in limit fit with the first guide groove 1131, when the first fixing clamp 107 and the second fixing clamp 110 are in limit fit with the first guide groove 1131, the first fixing clamp 110 and the second fixing clamp 110 are gradually moved downwards along the first fixing clamp 110 and the second fixing clamp 1122, the first fixing clamp 110 is gradually moved downwards along the first fixing groove 1132, the first fixing clamp 110 and the second fixing clamp 110 is gradually moved downwards along the first fixing groove 110, and the second fixing clamp 110 is moved upwards along the first fixing groove 1132, the first fixing clip 107 and the adjacent second fixing clip 110 are close to the lead frame, when the first fixing clip 107 enters the third limiting groove 1123 and the second fixing clip 110 enters the third guiding groove 1133, the first fixing clip 107 and the adjacent second fixing clip 110 cooperate to clamp the lead frame, at this time, the second fixing clip 110 is located between the adjacent two electric rollers 103, and a new lead frame falls onto the electric rollers 103, and the electric rollers 103 start to rotate.
Along with the first conveyer belt 105 continues to drive the first fixing clamp 107 to move, the first fixing clamp 107 moves upwards left along the third limiting groove 1123, a spring between the first fixing clamp 107 and the first conveyer belt 105 is stretched, the first movable block 108 drives the adjacent second fixing clamp 110 to move upwards left along the third guiding groove 1133, a tension spring between the first movable block 108 and the first conveyer belt 105 is stretched, the first fixing clamp 107 and the adjacent second fixing clamp 110 drive the lead frame to move upwards left, the second fixing clamp 110 passes through a notch of the supporting frame 101 and moves to the upper side of the electric roller 103, the notch of the supporting frame 101 is used for preventing the second fixing clamp 110 from being clamped with the second fixing clamp 110, the lead frame is positioned above the contact plate 119, and the clamping of the second fixing clamp 110 with the supporting frame 101 is prevented in the process of moving leftwards, so that the device cannot operate.
When the first fixing clamp 107 enters the fourth limiting groove 1124, the first movable block 108 drives the adjacent fixing rod 109 to enter the adjacent fourth guiding groove 1134, so that the first fixing clamp 107 and the adjacent second fixing clamp 110 drive the lead frame to move leftwards, at the moment, the two fans 117 symmetrically distributed up and down blow air, dust on the surface of the clamped lead frame is taken away by the air, the lead frame is driven by the first fixing clamp 107 and the adjacent second fixing clamp 110 to continue to move leftwards along with the first fixing clamp 107, the lead frame is located right above the L-shaped plate 115 at the moment, when the first fixing clamp 107 slides along the fifth limiting groove 1125, the first fixing clamp 107 moves leftwards and upwards, the first fixing clamp 107 loses contact with the lead frame, the two second fixing clamps 110 symmetrically distributed support the lead frame, and drive the lead frame and the adjacent second wedge-shaped block 304 to move leftwards, the second wedge-shaped block 304 is close to the adjacent ejector rod 303, when the lead frame is contacted with the L-shaped plate 115, the L-shaped plate 115 stops the lead frame, the lead frame is prevented from moving leftwards, the second wedge-shaped block 304 is not pressed by the second wedge-shaped block 304, the second wedge-shaped block 304 is rapidly falls down on the adjacent to the surface of the adjacent wedge-shaped block 110, and the adjacent wedge-shaped block is pressed by the second wedge-shaped block 110, and the adjacent wedge-shaped block is pressed by the adjacent to the wedge-shaped block, and the wedge-shaped block is pressed.
After the lead frame falls onto the upper surface of the L-shaped plate 115, the second fixing clips 110 drive the adjacent second wedge blocks 304 to continue to move leftwards, when the second wedge blocks 304 lose contact with the ejector rods 303, under the action of spring force between the second fixing clips 110 and the adjacent fixing rods 109, the two symmetrically distributed second fixing clips 110 move oppositely, when the second fixing clips 110 move to the leftmost end of the fourth guide grooves 1134, the first fixing clips 107 move to the leftmost end of the sixth limit grooves 1126, the second fixing clips 110 and the first fixing clips 107 start to move along the circular arc surfaces of the first conveying belts 105, and the second fixing clips 110 and the first fixing clips 107 pass through the through holes 116 and move to the opposite sides of the two symmetrically distributed first conveying belts 105.
Repeating all the above actions, when the upper surface of the L-shaped plate 115 stacks the number of lead frames set by the operator, the telescopic end of the first electric push rod 114 drives the L-shaped plate 115 to move downwards, when the L-shaped plate 115 and the push plate 306 are at the same horizontal plane, the telescopic end of the first electric push rod 114 stops moving downwards, the telescopic ends of the symmetrically distributed two third electric push rods 305 drive the push plate 306 to move oppositely, the push plate 306 pushes the lead frames, the symmetrically distributed two push plates 306 align the stacked lead frames with each other, then the telescopic end of the third electric push rod 305 drives the push plate 306 to reset, the telescopic end of the first electric push rod 114 drives the stacked lead frames to move downwards through the L-shaped plate 115, when the stacked lead frames are contacted with the second conveying belt 302, when the upper surface of the L-shaped plate 115 is positioned below the upper surface of the second conveying belt 302, the telescopic end of the first electric push rod 114 stops moving downwards, the telescopic end of the second motor 301 drives the second conveying belt 302 to drive, the symmetrically distributed two second conveying belts 302 drive the lead frames on the second conveying belts to convey leftwards, when the lead frames and the L-shaped plate 115 are mutually staggered, the second motor 301 stops rotating, the telescopic end of the first electric push rod 114 drives the L-shaped plate 115 to move upwards for resetting, and when the lead frames are completely processed, an operator closes the punching machine 102, the electric roller 103, the first motor 106, the first electric push rod 114, the fan 117, the third electric push rod 305 and the positioning assembly.
Example 2: based on embodiment 1, as shown in fig. 14-16, the positioning assembly comprises a second electric push rod 201, the second electric push rod 201 is fixedly connected between symmetrically distributed fixing frames 111, the telescopic end of the second electric push rod 201 is fixedly connected with a supporting plate 202, the supporting plate 202 is fixedly connected with four symmetrically distributed extrusion blocks 203, two front and rear symmetrically distributed extrusion blocks 203 are a group, two left and right symmetrically distributed extrusion blocks 203 are a group, the supporting plate 202 is slidably connected with four symmetrically distributed second movable blocks 204, springs for resetting the second movable blocks 204 are fixedly connected between the second movable blocks 204 and the supporting plate 202, the second movable blocks 204 are fixedly connected with second guide rods 205, the second guide rods 205 are slidably connected with third movable blocks 206, the two front and rear symmetrically distributed third movable blocks 206 are a group, the two left and right symmetrically distributed third movable blocks 206 are a group, the two groups of third movable blocks 206 position the four sides of the lead frame, springs for resetting the third movable blocks 206 are fixedly connected between the third movable blocks 206 and the adjacent second movable blocks 204, the second movable blocks 204 are fixedly connected with the adjacent third movable blocks 206, the second movable blocks 206 are fixedly connected with the adjacent third movable blocks 206, the third movable blocks 206 are in contact with the adjacent movable blocks 206, and the adjacent movable blocks 206 are in a wedge-shaped contact with the wedge-shaped blocks 206, and the adjacent movable blocks 206 are in a downward contact mode, and the adjacent movable blocks 206 are matched with the adjacent movable blocks 206, and the adjacent blocks 206 are in contact with the wedge-shaped blocks and the adjacent blocks 206, and the adjacent blocks are contacted with the adjacent blocks, and the adjacent blocks 206.
The positioning assembly is used for positioning the lead frame, and specifically, an operator starts the second electric push rod 201, when the lead frame is in contact with the contact plate 119, the telescopic end of the second electric push rod 201 drives the supporting plate 202 to move downwards, the supporting plate 202 drives the two groups of pressing blocks 203 which are symmetrical front and back and are symmetrical left and right to move downwards, the supporting plate 202 drives the adjacent second guide rod 205 and the third movable block 206 to move downwards through the second movable block 204, when the second guide rod 205 on the left side is in contact with the contact plate 119, the second guide rod 205 drives the contact plate 119 and the first guide rod 118 to move downwards, so that a spring between the contact plate 119 and the supporting frame 101 is compressed, along with the third movable block 206 to move downwards, when the fourth movable block 206 is simultaneously in contact with the adjacent baffle 208, the third movable block 206 stops moving downwards, the supporting plate 202 drives the second guide rod 205 to move downwards through the second movable block 204, so that the spring between the second movable block 204 and the third movable block 206 is compressed, the supporting plate 202 drives the pressing block 203 to be close to the adjacent first wedge block 207, when the pressing block 203 is in contact with the contact plate 119, the fourth movable block 206 is close to the adjacent to the second movable block 206, the second wedge-shaped block 206 is simultaneously pushed by the second movable block 206, and the fourth movable block 206 is close to the adjacent to the wedge-shaped block 206, and the fourth movable block 206 is simultaneously pushed by the adjacent to the third movable block 206, and the wedge-shaped block 206 is close to the wedge-shaped block 206, and the wedge-shaped block 206 is simultaneously pressed to the adjacent to the fourth movable block 206, then, the telescopic end of the second electric push rod 201 drives the supporting plate 202 to move upwards for resetting, the third movable block 206 moves upwards for resetting under the action of spring force between the third movable block 206 and the second movable block 204, the second movable block 204 approaches the adjacent extrusion block 203 under the action of spring force between the second movable block 204 and the supporting plate 202, the second movable block 204 resets, and the contact plate 119 moves upwards for resetting under the action of spring force between the supporting frame 101 and the contact plate 119.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (10)
1. The utility model provides a lead frame carries and piles up device with anti-sticking dead function, including support frame (101), support frame (101) are installed and are used for punching press and cut off punching press (102) of lead frame, electric roller (103) that the equidistance distributes are installed to support frame (101), a serial communication port, still including symmetrical distribution's mounting bracket (104), symmetrical distribution's mounting bracket (104) set up in the both sides of support frame (101) respectively, mounting bracket (104) rotate and are connected with the band pulley of symmetrical distribution, be located the band pulley of support frame (101) same side and be connected with first conveyer belt (105) in the transmission, mounting bracket (104) rigid coupling has first motor (106), the output shaft and the adjacent band pulley rigid coupling of first motor (106), first conveyer belt (105) sliding connection has evenly distributed's first fixation clamp (107), the spring that is used for resetting first fixation clamp (107) between first conveyer belt (105) sliding connection has evenly distributed first movable block (108), first movable block (108) and adjacent first movable block (108) are used for resetting tension spring (109) rigid coupling, first fixed rod (109) rigid coupling, the second fixation clamp (110) presss from both sides tightly with adjacent first fixation clamp (107), the inboard of symmetrically distributed first conveyer belt (105) is provided with symmetrically distributed mount (111), mount (111) are provided with first spout (112) and second spout (113), first spout (112) and the spacing cooperation of first fixation clamp (107), second spout (113) and dead lever (109) spacing cooperation, be provided with first electric putter (114) between symmetrically distributed mount (111), the flexible end rigid coupling of first electric putter (114) has L shaped plate (115), L shaped plate (115) are used for piling up the lead frame, be provided with the locating component who is used for fixing a position the lead frame between symmetrically distributed mount (111).
2. The lead frame conveying and stacking device with the anti-jamming function according to claim 1, wherein the first sliding groove (112) is sequentially formed by a first limiting groove (1121), a second limiting groove (1122), a third limiting groove (1123), a fourth limiting groove (1124), a fifth limiting groove (1125) and a sixth limiting groove (1126) from right to left, the second sliding groove (113) is sequentially formed by a first guiding groove (1131), a second guiding groove (1132), a third guiding groove (1133) and a fourth guiding groove (1134) from right to left, the first limiting groove (1121), the fourth limiting groove (1124), the sixth limiting groove (1126), the first guiding groove (1131) and the fourth guiding groove (1134) are mutually parallel, an included angle between the second limiting groove (1122) and a horizontal plane is equal to an included angle between the second guiding groove (1132) and the horizontal plane, the third limiting groove (1123) is parallel to the third guiding groove (1133), and the lengths of the third limiting groove (1133) and the fourth guiding groove (1134) are equal, and the fifth limiting groove (1125) is inclined to the upper left.
3. The lead frame conveying and stacking device with the anti-jamming function according to claim 2, wherein the fixing frame (111) is provided with symmetrically distributed through holes (116), and the first sliding groove (112) and the second sliding groove (113) are communicated with the adjacent through holes (116).
4. A lead frame conveying and stacking device with anti-seizing function according to claim 3, characterized in that symmetrically distributed fans (117) are arranged between symmetrically distributed fixing frames (111) for cleaning dust on the surface of the lead frame.
5. The lead frame conveying and stacking device with the anti-jamming function according to claim 1, wherein the support frame (101) is slidably connected with a first guide rod (118), one end of the first guide rod (118) is fixedly connected with a contact plate (119), the contact plate (119) is in contact with an adjacent lead frame, the support frame (101) is not in contact with the lead frame, and the lead frame is prevented from being jammed after being in contact with the support frame (101).
6. The leadframe conveying and stacking apparatus with anti-seize function of claim 4, the positioning assembly is characterized by comprising a second electric push rod (201), wherein the second electric push rod (201) is fixedly connected between symmetrically distributed fixing frames (111), a supporting plate (202) is fixedly connected at the telescopic end of the second electric push rod (201), a symmetrically distributed extrusion block (203) is fixedly connected at one side of the supporting plate (202), a second movable block (204) is slidably connected with the supporting plate (202), a spring is fixedly connected between the second movable block (204) and the supporting plate (202), a second guide rod (205) is fixedly connected between the second guide rod (205) and a third movable block (206), a spring is fixedly connected between the third movable block (206) and the adjacent second movable block (204), the second guide rod (205) penetrates through the adjacent third movable block (206), a first wedge block (207) is fixedly connected at one side of the third movable block (206), the first wedge block (207) is provided with an inclined plane, the extrusion block (203) is in inclined plane limit fit with the adjacent first wedge block (207), the fixing frames (111) are fixedly connected with a third movable block (206), and the third movable block (206) is in contact with the adjacent movable block (206).
7. The lead frame conveying and stacking device with the anti-jamming function according to claim 1, wherein the supporting frame (101) is provided with symmetrically distributed notches for enabling the second fixing clips (110) to penetrate through the supporting frame (101).
8. The lead frame conveying and stacking device with the anti-jamming function according to claim 1, wherein a second motor (301) is arranged between symmetrically-distributed fixing frames (111), symmetrically-distributed connecting frames are arranged between symmetrically-distributed fixing frames (111), symmetrically-distributed belt wheels are rotatably connected to the connecting frames through rotating shafts, adjacent belt wheels are fixedly connected, second conveying belts (302) are diffracted between the belt wheels on the same connecting frame, an output shaft of the second motor (301) is fixedly connected with the adjacent belt wheels, a first electric push rod (114) is located between the symmetrically-distributed second conveying belts (302), and the distance between the symmetrically-distributed second conveying belts (302) is smaller than the width of the lead frame and is used for conveying the lead frame.
9. The lead frame conveying and stacking device with the anti-jamming function according to claim 8, wherein the fixing frame (111) is fixedly connected with the ejector rod (303), the fixing rod (109) is fixedly connected with a second wedge-shaped block (304) in limit fit with the adjacent ejector rod (303), and a spring is fixedly connected between the fixing rod (109) and the second fixing clamp (110) and used for enabling the second fixing clamp (110) to be quickly separated from the lead frame.
10. The device for transporting and stacking lead frames with anti-seizing function according to claim 9, wherein the fixing frame (111) is fixedly connected with a third electric push rod (305), the telescopic end of the third electric push rod (305) is fixedly connected with a push plate (306), and the distance between symmetrically distributed push plates (306) is larger than the width of the lead frames, so that the stacked lead frames are aligned with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311276136.0A CN117002967B (en) | 2023-09-29 | 2023-09-29 | Lead frame conveying and stacking device with anti-jamming function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311276136.0A CN117002967B (en) | 2023-09-29 | 2023-09-29 | Lead frame conveying and stacking device with anti-jamming function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117002967A CN117002967A (en) | 2023-11-07 |
| CN117002967B true CN117002967B (en) | 2023-12-15 |
Family
ID=88562173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311276136.0A Active CN117002967B (en) | 2023-09-29 | 2023-09-29 | Lead frame conveying and stacking device with anti-jamming function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117002967B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02154500A (en) * | 1988-12-06 | 1990-06-13 | Sanyo Electric Co Ltd | Board conveyor |
| JPH07153886A (en) * | 1993-11-30 | 1995-06-16 | Apic Yamada Kk | Transfer rail mechanism with exhaust shooter |
| US6069342A (en) * | 1996-12-18 | 2000-05-30 | Texas Instruments Incorporated | Automated multiple lead frame strip radiant die attach material curing apparatus |
| DE4244965C2 (en) * | 1992-01-17 | 2003-02-13 | Sillner Kamilla | Preparation-selection-packaging appts. for electrical components |
| CN210199129U (en) * | 2019-07-12 | 2020-03-27 | 深圳市亿尔自动化设备有限公司 | PCB (printed circuit board) feeding and discharging device of online automatic optical detection equipment |
| CN111994640A (en) * | 2020-10-30 | 2020-11-27 | 四川富美达微电子有限公司 | Semiconductor lead frame stamping forming product ejection of compact is folded and is received transfer device |
| CN214610051U (en) * | 2021-04-07 | 2021-11-05 | 浙江翰通汽车科技有限公司 | Automatic production line for automobile hub bearing |
| CN113725133A (en) * | 2021-11-01 | 2021-11-30 | 四川富美达微电子有限公司 | Lead frame feeding and conveying device |
| CN216510843U (en) * | 2022-04-16 | 2022-05-13 | 铁法煤业(集团)有限责任公司大兴煤矿 | Middle device of belt conveyor |
| CN114803493A (en) * | 2022-05-12 | 2022-07-29 | 珠海全润科技有限公司 | Material loading shifts mechanism and material loading conveyor |
| CN115188699A (en) * | 2022-09-09 | 2022-10-14 | 宁波德洲精密电子有限公司 | Automatic leveling table for feeding lead frames |
| CN115535531A (en) * | 2022-09-23 | 2022-12-30 | 安徽众合半导体科技有限公司 | Semiconductor substrate preheats assembly line feed mechanism and assembly line |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6578703B2 (en) * | 2001-05-30 | 2003-06-17 | Texas Instruments Incorporated | Magnetic latch transport loader |
-
2023
- 2023-09-29 CN CN202311276136.0A patent/CN117002967B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02154500A (en) * | 1988-12-06 | 1990-06-13 | Sanyo Electric Co Ltd | Board conveyor |
| DE4244965C2 (en) * | 1992-01-17 | 2003-02-13 | Sillner Kamilla | Preparation-selection-packaging appts. for electrical components |
| JPH07153886A (en) * | 1993-11-30 | 1995-06-16 | Apic Yamada Kk | Transfer rail mechanism with exhaust shooter |
| US6069342A (en) * | 1996-12-18 | 2000-05-30 | Texas Instruments Incorporated | Automated multiple lead frame strip radiant die attach material curing apparatus |
| CN210199129U (en) * | 2019-07-12 | 2020-03-27 | 深圳市亿尔自动化设备有限公司 | PCB (printed circuit board) feeding and discharging device of online automatic optical detection equipment |
| CN111994640A (en) * | 2020-10-30 | 2020-11-27 | 四川富美达微电子有限公司 | Semiconductor lead frame stamping forming product ejection of compact is folded and is received transfer device |
| CN214610051U (en) * | 2021-04-07 | 2021-11-05 | 浙江翰通汽车科技有限公司 | Automatic production line for automobile hub bearing |
| CN113725133A (en) * | 2021-11-01 | 2021-11-30 | 四川富美达微电子有限公司 | Lead frame feeding and conveying device |
| CN216510843U (en) * | 2022-04-16 | 2022-05-13 | 铁法煤业(集团)有限责任公司大兴煤矿 | Middle device of belt conveyor |
| CN114803493A (en) * | 2022-05-12 | 2022-07-29 | 珠海全润科技有限公司 | Material loading shifts mechanism and material loading conveyor |
| CN115188699A (en) * | 2022-09-09 | 2022-10-14 | 宁波德洲精密电子有限公司 | Automatic leveling table for feeding lead frames |
| CN115535531A (en) * | 2022-09-23 | 2022-12-30 | 安徽众合半导体科技有限公司 | Semiconductor substrate preheats assembly line feed mechanism and assembly line |
Non-Patent Citations (1)
| Title |
|---|
| 基于堆叠式结构的高压功率器件开发;姚剑锋;;现代信息科技(第10期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117002967A (en) | 2023-11-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108283800B (en) | Poker machine and card lifting device thereof | |
| CN117002967B (en) | Lead frame conveying and stacking device with anti-jamming function | |
| CN117395868B (en) | Intelligent manufacturing equipment for circuit board | |
| EP1389592A1 (en) | A device for conveying stacks of sheets of paper or the like | |
| JP4489302B2 (en) | Equipment for transporting flat objects between parts of processing equipment | |
| JP4481543B2 (en) | Device for transporting flat objects with a routing system | |
| CN214444455U (en) | Buckle assembly equipment | |
| CN111115332B (en) | Plastic bag conveying device | |
| CN211679514U (en) | High-efficient die-cut PIN device of inserting | |
| CN111136954A (en) | Sheet product stacking and conveying device and bag making machine thereof | |
| JP3016252U (en) | Crop cutting machine | |
| CN218946671U (en) | Wire feeding mechanism of laser machine | |
| CN211412785U (en) | Module type sorting conveyer belt | |
| CN216583371U (en) | Automatic sheet material receiving device | |
| CN219469106U (en) | Paper separating device for PCB (printed circuit board) isolation paper | |
| CN218017264U (en) | A clamping device for magnet processing | |
| CN219839129U (en) | PCB board fortune material mechanism | |
| US20030047421A1 (en) | Device for conveying printed boards | |
| CN217916740U (en) | Thick type plastic piece forming device that bends | |
| CN218903396U (en) | Bending mechanism of industrial robot for sheet metal forming | |
| CN215471661U (en) | Improved vest bag cold punching die device | |
| CN220450041U (en) | Glass fiber cutter | |
| CN219485958U (en) | Side direction processing drilling assembly | |
| CN220115863U (en) | Conveying and stacking mechanism of book binding machine | |
| CN217437111U (en) | Efficient feeding and conveying mechanism for agent plates |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |