CN114367463A

CN114367463A - Lead frame detection equipment

Info

Publication number: CN114367463A
Application number: CN202111552515.9A
Authority: CN
Inventors: 范建群
Original assignee: Suzhou Jingshuo Automation Equipment Co ltd
Current assignee: Suzhou Jingshuo Automation Equipment Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-04-19
Anticipated expiration: 2041-12-17
Also published as: CN114367463B

Abstract

The invention discloses a lead frame detection device, which relates to the field of automation equipment and adopts the technical scheme that: the automatic dust removal device comprises a frame, the feed mechanism has set gradually in the frame, the dust removal unit, visual detection module and unloading mechanism, first straight line module and second straight line module have set gradually between feed mechanism and the unloading mechanism, the output of first straight line module and second straight line module is provided with respectively and moves carrier and buffer memory carrier, the dust removal unit has the dust removal passageway that supplies to move the carrier and pass through, visual detection module has the detection channel that supplies to move the carrier and pass through, still be provided with in the frame and be used for getting the product that moves on the carrier and put the first sucking disc module to the buffer memory carrier. The automatic feeding device can realize automatic feeding, dust removal, defect detection, grade sorting and good product output of the lead frame, and has the advantages of rich functions, compact structure, convenience in operation and high working efficiency.

Description

Lead frame detection equipment

Technical Field

The invention relates to the field of automation equipment, in particular to lead frame detection equipment.

Background

The lead frame is used as a chip carrier of an integrated circuit, the lead frame realizes the electrical connection between the leading-out end of an internal circuit of the chip and an external lead by means of bonding materials (gold wires, aluminum wires and copper wires) to form a key structural member of an electrical circuit, the lead frame plays a role of a bridge connected with an external lead, the lead frame is required to be used in most semiconductor integrated blocks and is an important basic material in the electronic information industry, the copper alloy used for the lead frame is roughly divided into a copper-iron system, a copper-nickel-silicon system, a copper-chromium system, a copper-nickel-tin system (JK-2 alloy) and the like, ternary, quaternary and other multi-element copper alloys can obtain better performance and lower cost than the traditional binary alloys, the grade of the copper-iron alloy is the most, the copper-iron alloy has better mechanical strength, stress relaxation resistance and low creep deformation, and is a good lead frame material, generally, in the production and processing of lead frames, lead frame detection equipment is needed to perform optical detection on the lead frames, and in the detection process, in order to avoid the abrasion of the lead frames, a layer of separation paper must be placed between every two lead frames.

However, most lead frame detection equipment in the market at present has single functionality, does not have the ability of taking and placing partition paper, is very easy to cause secondary abrasion of the lead frame during detection, is not compact enough in structure and inconvenient to use, and most of the equipment is provided with a single transfer module, so that continuous operation cannot be realized in each process, long waiting time is needed, the working efficiency is low, and the requirement of batch detection of products cannot be met.

Therefore, a new solution is needed to solve this problem.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the lead frame detection equipment which can realize automatic feeding, dust removal, defect detection, grade sorting and good product output of the lead frame and has the advantages of rich functions, compact structure, convenience in operation and high working efficiency.

The technical purpose of the invention is realized by the following technical scheme: the utility model provides a lead frame check out test set, includes the frame, feed mechanism, dust removal unit, visual detection module and unloading mechanism have set gradually in the frame, first sharp module and second sharp module have set gradually between feed mechanism and the unloading mechanism, the output of first sharp module and second sharp module is provided with respectively and moves carrier and buffer carrier, the dust removal unit has the dust removal passageway that supplies to move the carrier and pass through, visual detection module has the detection channel that supplies to move the carrier and pass through, still be provided with in the frame and be used for getting the product that moves the carrier and put the first sucking disc module to the buffer carrier on, unloading mechanism is including setting up in the frame and be used for placing the first feed bin of product separation paper, be used for a plurality of second feed bins that different grade products were deposited, be used for the ejection of compact subassembly of yields output, be used for getting the product on the buffer carrier according to the grade get the second sucking disc module on a plurality of second feed bins or ejection of compact subassembly to put the product feed bin of putting And the third sucking disc module is used for taking the product separation paper and sequentially placing the product separation paper on the product.

In one embodiment, the feeding mechanism comprises a third bin, a fourth sucker module and a fifth sucker module, wherein the third bin is used for placing product separation paper, the fourth bin is used for placing products, the fourth sucker module is used for taking and placing the products in the fourth bin onto a transfer carrier, the fifth sucker module is used for taking and placing the product separation paper between the products in the fourth bin into the third bin, the number of the fourth bin is two, a first truss is fixed on the frame, a third straight line module is arranged on the first truss, two independent output ends are arranged on the same side of the third straight line module, the fourth sucker module and the fifth sucker module are respectively arranged on two output ends of the third straight line module, and a metal induction sensor is arranged on the fifth sucker module.

In one embodiment, the first bin, the second bin, the third bin and the fourth bin each comprise a base fixed on the frame, a sliding table slidably connected to the base, two first width adjusting seats slidably connected to the sliding table via a first width adjusting slide rail, a plurality of first width retaining posts respectively fixed to the first width adjusting seats, and a first width adjusting screw rod for driving the two first width adjusting seats to move toward or away from each other, wherein two of the first width adjusting seats are respectively provided with thread grooves with opposite rotation directions, the first width adjusting screw rod is respectively in threaded connection with the two first width adjusting seats, the first width adjusting screw rod is fixedly connected with a first width adjusting knob, the sliding table is further fixed with a first length adjusting slide rail, and the first length adjusting slide rail is slidably connected with a first length adjusting seat, the length adjusting mechanism comprises a first length adjusting seat, a support plate, a lifting driving assembly and a reverse electromagnet, wherein a first length retaining column is fixed on the first length adjusting seat, a first length adjusting knob is arranged on the sliding table, the support plate is connected to the sliding table in a longitudinal sliding mode, the support plate is parallel to the sliding table, adjusting grooves for adjusting the length retaining column and the width retaining column are formed in the support plate respectively, a limiting column used for longitudinally limiting the support plate is fixed on the sliding table, the lifting driving assembly used for driving the support plate to lift is arranged on the base, and the reverse electromagnet is arranged between the sliding table and the base.

In one embodiment, the lifting driving assembly comprises a first motor seat fixed on the base through a first guide rod, a first motor fixed on the first motor seat, a first lifting plate slidably connected to the first guide rod, and a first ejector rod fixed on the first lifting plate, wherein a thread groove is formed in the first lifting plate, a first longitudinal lead screw is fixed at an output end of the first motor, the first longitudinal lead screw is in threaded connection with the thread groove of the first lifting plate, a through groove for extending the first ejector rod is formed in the corresponding position of the sliding table and the base, the first ejector rod can extend out of the through groove to lift the supporting plate, and a micro switch is further arranged between the sliding table and the base.

In one of them embodiment, first sucking disc module, second sucking disc module, third sucking disc module, fourth sucking disc module and fifth sucking disc module all include the support, set up vertical servo slip table, the sliding connection on the support two sucking disc supports on vertical servo slip table output and be used for carrying out the sucking disc accommodate the lead screw of width modulation to two sucking disc supports, two be fixed with the sucking disc slide rail that is parallel to each other on the sucking disc support respectively, sliding connection has a plurality of sucking disc sliders on the sucking disc slide rail, be fixed with vacuum chuck through the sucking disc gold utensil on the sucking disc slider.

In one embodiment, the transfer carrier comprises a transfer frame, first slide rails are respectively fixed at two ends of the transfer frame, the two first slide rails are parallel to each other, two stages for placing products are slidably connected to the first slide rails, a detection area for detecting the products is formed between the two stages, stage driving assemblies for driving the two stages to move towards or away from each other are respectively arranged at two sides of the transfer frame, each stage driving assembly comprises a stage top block slidably connected to the transfer frame, a stage motor fixed on the transfer frame, and a stage lead screw fixed at an output end of the stage motor, a threaded groove is arranged on the stage top block, the stage lead screw is in threaded connection with the threaded groove of the stage top block, a stage ejector rod is fixed on the stage top block, and the stage ejector rod is connected with the stages through a fish eye structure, the bottom surfaces of the two carrying platforms are provided with first vacuum adsorption holes.

In one embodiment, the buffer carrier includes buffer seat, fixes the second slide rail at buffer seat both ends respectively, two the second slide rail is parallel to each other, sliding connection has the buffer platform on the second slide rail, rotating connection has the buffer lead screw on the buffer seat, two be provided with the opposite thread groove of direction of rotation on the buffer platform, the thread groove threaded connection of buffer lead screw and two buffer platforms, two buffer platform relative position is provided with the ladder face respectively, the surface of ladder face is provided with a plurality of groups second vacuum adsorption hole, every group the second vacuum adsorption hole communicates respectively has the vacuum tube, the one side that lies in the second vacuum adsorption hole on the ladder face is provided with the dog.

In one embodiment, the discharging assembly comprises a discharging support, belt lines arranged on the discharging support and a belt line driving assembly for driving the belt lines to run, the belt lines are arranged in a plurality of numbers, the belt lines form a product conveying surface, a feeding frame is fixed on the discharging support above the belt lines, a second width adjusting seat is connected to the feeding frame in a sliding mode through a second width adjusting sliding rail, a plurality of second width baffle columns are fixed on the second width adjusting seat, a second width adjusting screw rod for driving the two second width adjusting seats to move in an opposite direction or in an opposite direction is arranged on the feeding frame, threaded grooves with opposite rotation directions are respectively arranged on the two second width adjusting seats, the second width adjusting screw rod is respectively in threaded connection with the two second width adjusting seats, and a second width adjusting knob is fixedly connected to the second width adjusting screw rod, the feeding frame is further fixed with a second length adjusting slide rail, the second length adjusting slide rail is connected with a second length adjusting seat in a sliding mode, a second length stop post is fixed on the second length adjusting seat, a second length adjusting knob is arranged on the slide table, and a material receiving assembly capable of being lifted at a feed inlet of the belt line and the feeding frame is arranged on the discharging support.

In one embodiment, the material receiving assembly comprises a second motor seat fixed on the discharging support through a second guide rod, a second motor fixed on the second motor seat, a second lifting plate slidably connected to the second guide rod, and a second ejector rod fixed on the second lifting plate, wherein a thread groove is formed in the second lifting plate, a second longitudinal lead screw is fixed at the output end of the second motor, the second longitudinal lead screw is in threaded connection with the thread groove of the second lifting plate, a through groove for the second ejector rod to extend out is formed in the discharging support, and a material receiving block for receiving a product is fixed at one end, away from the second lifting plate, of the second ejector rod.

In one embodiment, the rack further comprises a chassis, and the rack is fixed in the chassis.

In conclusion, the invention has the following beneficial effects: the feeding mechanism, the dust removal unit, the visual detection module and the discharging mechanism are arranged on the rack, so that the structural compactness and functionality of the automatic feeding and dust removal device are enhanced, the automatic feeding, dust removal, defect detection, grade sorting and good product output of products can be realized, in addition, each mechanism is arranged on the periphery of the rack, the operation convenience is improved, meanwhile, the condition of halt waiting does not exist during each process operation through the arrangement of the plurality of sucker modules, and the working efficiency of product detection is effectively improved.

Drawings

Fig. 1 is a schematic structural diagram of a lead frame inspection apparatus according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a blanking mechanism in the lead frame detection apparatus according to the embodiment of the present application;

fig. 3 is a schematic structural diagram of a first bin, a second bin, a third bin or a fourth bin in a lead frame inspection apparatus according to an embodiment of the present disclosure

Fig. 4 is a schematic structural diagram of a first suction cup module, a second suction cup module, a third suction cup module, a fourth suction cup module or a fifth suction cup module in the lead frame inspection apparatus according to the embodiment of the present application;

fig. 5 is a schematic structural diagram of a transfer carrier in a lead frame inspection apparatus according to an embodiment of the present application;

fig. 6 is a schematic structural diagram of a buffer carrier in a lead frame inspection apparatus according to an embodiment of the present application;

fig. 7 is a schematic structural diagram of a discharging assembly in a lead frame inspection apparatus according to an embodiment of the present application.

In the figure: 1. a frame; 2. a feeding mechanism; 21. a third storage bin; 22. a fourth storage bin; 23. a fourth suction cup module; 24. a fifth suction cup module; 25. a third linear module; 3. a dust removal unit; 4. a visual detection module; 5. a blanking mechanism; 51. a first storage bin; 52. a second storage bin; 53. a discharge assembly; 531. a discharging support; 532. a belt line; 533. a feed frame; 534. a second width adjustment slide rail; 535. a second width adjustment seat; 536. a second width bumping post; 537. a second width adjustment screw; 538. a second length adjustment slide rail; 539. a second length bumping post; 540. a second length adjustment seat; 541. a material receiving assembly; 5411. a second guide bar; 5412. a second motor mount; 5413. a second motor; 5414. a second longitudinal screw; 5415. a second lifting plate; 5416. a second ejector rod; 5417. a material receiving block; 54. a second suction cup module; 55. a third sucker module; 6. a first linear module; 7. a transfer carrier; 71. a transfer frame; 72. a first slide rail; 73. a detection zone; 74. a stage drive assembly; 741. a carrier top block; 742. a stage motor; 743. carrying platform screw rod; 744. a carrier ejector rod; 745. a fish eye structure; 75. a stage; 751. a first vacuum adsorption hole; 8. a second linear module; 9. caching the carrier; 91. a buffer base; 92. a second slide rail; 93. a cache station; 931. a step surface; 9311. a second vacuum adsorption hole; 94. a vacuum tube; 95. a stopper; 10. a first sucker module; 111. a base; 112. a sliding table; 113. a first width adjustment slide rail; 114. a first width adjustment screw; 115. a first width adjustment seat; 116. a first width stop post; 117. a first length adjustment slide rail; 118. a first length adjustment seat; 119. a first length fence; 120. a support plate; 121. a limiting column; 122. a lift drive assembly; 1221. a first guide bar; 1222. a first motor mount; 1223. a first motor; 1224. a first longitudinal screw; 1225. a first jacking plate; 1226. a first ejector rod; 131. a support; 132. a longitudinal servo sliding table; 133. a suction cup holder; 134. a suction disc adjusting screw rod; 135. a suction cup slide rail; 136. a suction cup slider; 137. a sucker fitting; 138. and (4) vacuum chuck.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 and 2, an embodiment of the present application provides a lead frame detection apparatus, which includes a frame 1, and a feeding mechanism 2, a dust removal unit 3, a visual detection module 4, and a blanking mechanism 5 are sequentially arranged on the frame 1. A first linear module 6 and a second linear module 8 are sequentially arranged between the feeding mechanism 2 and the discharging mechanism 5, and the output ends of the first linear module 6 and the second linear module 8 are respectively provided with a transfer carrier 7 and a buffer carrier 9. The dust removal unit 3 is provided with a dust removal channel for the transfer carrier 7 to pass through, and the visual inspection module 4 is provided with an inspection channel for the transfer carrier 7 to pass through. The rack 1 is further provided with a first suction cup module 10 for picking and placing the products on the transfer carrier 7 onto the buffer carrier 9. The blanking mechanism 5 comprises a first storage bin 51 arranged on the frame 1 and used for placing product separation paper, a plurality of second storage bins 52 used for storing products of different grades, a discharging assembly 53 used for outputting non-defective products, a second sucking disc module 54 used for picking and placing the products on the cache carrier 9 onto the second storage bins 52 or the discharging assembly 53 according to the grades, and a third sucking disc module 55 used for picking the products separation paper and placing the products in sequence.

It should be noted that the vision inspection module 4 includes an upper camera and a lower camera, the inspection channel is formed between the upper camera and the lower camera, the cameras are line scan cameras or area-array cameras, and in order to enhance the scanning accuracy of the cameras, the rack 1 is further provided with a light source.

When the detection equipment works, the product separation paper is placed in the first storage bin 51, then the product to be detected is placed in the feeding mechanism 2, after the product is placed, the feeding mechanism 2 takes the product to the transfer carrier 7, the first linear module 6 drives the product to remove dust through the dust removal unit 3, and then the detection analysis is performed through the visual detection module 4.

After the detection is finished, the first sucking disc module 10 is used for taking and placing the products on the transfer carrier 7 onto the cache carrier 9, when the next round of feeding is carried out, the transfer carrier 7 returns to the initial position, the problem of vacancy waiting cannot be caused, after the visual inspection module 4 carries out grade analysis, the second sucking disc module 54 is used for taking and placing the products onto the second storage bin 52 or the discharging assembly 53 according to the grade, after each product is placed, the third sucking disc module 55 is used for taking a piece of product separation paper to be placed on the product, therefore, the abrasion between every two products is not easy to occur, the discharging assembly 53 outputs good products, and other bad products can be sequentially placed in a plurality of set second storage bins 52 according to the grade.

In the mode, the feeding mechanism 2, the dust removal unit 3, the visual detection module 4 and the discharging mechanism 5 are arranged on the rack 1, so that the structural compactness and functionality of the automatic feeding machine are enhanced, the automatic feeding, dust removal, defect detection, grade sorting and good product output of products can be realized, and each mechanism is arranged on the periphery of the rack 1, so that the operation convenience is improved.

On the basis, as shown in fig. 1, the feeding mechanism 2 includes a third bin 21 for placing the product separation paper, a fourth bin 22 for placing the product, a fourth suction cup module 23 for picking and placing the product in the fourth bin 22 onto the transfer carrier 7, and a fifth suction cup module 24 for picking and placing the product separation paper between the products in the fourth bin 22 into the third bin 21, which are disposed on the frame 1. The fourth feed bin 22 sets up to two, be fixed with first truss in the frame 1, be provided with the sharp module 25 of third on the first truss, the homonymy of the sharp module 25 of third has two independent outputs, fourth sucking disc module 23 and fifth sucking disc module 24 set up respectively on two outputs of the sharp module 25 of third. And a metal induction sensor is arranged on the fifth sucking disc module 24.

It is to be noted that the metal inductive sensor may be specifically a high-frequency oscillation type, a magneto magnetic type, a capacitive type, or the like.

Before the work of above-mentioned mechanism, will place the product that the product separated paper has been placed at an interval and place in two fourth feed bins 22, during the material loading, the product of fourth sucking disc module 23 in with arbitrary fourth feed bin 22 is got and is put to moving and carry on the carrier 7, the product separated paper on the product is got and is put in third feed bin 21 to fifth sucking disc module 24, wherein, when metal inductive pick-up detects that there is not the product to separate paper, fifth sucking disc module 24 does not move to can not cause and get the condition of putting the product into third feed bin 21.

In the above manner, the fourth bins 22 are arranged to be two, after the product in one of the fourth bins 22 is taken out, the product can be pulled out for loading, and the product in the other fourth bin 22 is taken, so that the situation of waiting for loading during shutdown can be avoided, and the work efficiency of product loading is improved.

On the basis, as shown in fig. 3, the first storage bin 51, the second storage bin 52, the third storage bin 21 and the fourth storage bin 22 each include a base 111 fixed on the frame 1, a sliding table 112 slidably connected to the base 111, two first width adjusting bases 115 slidably connected to the sliding table 112 through first width adjusting sliding rails 113, a plurality of first width blocking posts 116 respectively fixed on the first width adjusting bases 115, and a first width adjusting screw 114 for driving the two first width adjusting bases 115 to move toward or away from each other. Two screw grooves with opposite rotation directions are respectively arranged on the first width adjusting bases 115, the first width adjusting screw rods 114 are respectively in threaded connection with the two first width adjusting bases 115, and first width adjusting knobs are fixedly connected to the first width adjusting screw rods 114. A first length adjusting slide rail 117 is further fixed on the sliding table 112, a first length adjusting seat 118 is connected to the first length adjusting slide rail 117 in a sliding manner, a first length stop column 119 is fixed on the first length adjusting seat 118, and a first length adjusting knob is arranged on the sliding table 112. The sliding table 112 is further connected with a supporting plate 120 in a longitudinal sliding mode, the supporting plate 120 is parallel to the sliding table 112, an adjusting groove for adjusting the length retaining column and the width retaining column is formed in the supporting plate 120, and a limiting column 121 used for longitudinally limiting the supporting plate 120 is fixed on the sliding table 112. The base 111 is provided with a lifting driving assembly 122 for driving the supporting plate 120 to lift, and a reverse electromagnet is arranged between the sliding table 112 and the base 111.

It should be noted that, the reverse electromagnet is non-magnetic when being electrified, and has magnetism when not being electrified, so when the equipment transportation, the sliding table 112 can be adsorbed on the base 111, and can not be accidentally slid to be damaged, and meanwhile, the reverse electromagnet is adopted, so that the service life of the reverse electromagnet is favorably prolonged.

Above-mentioned feed bin during operation, can carry out length and width regulation to the feed bin through adjusting first width adjust knob and first length adjust knob, make it can be applicable to the product of different length and width, during initial condition, lift drive subassembly 122 can not stretch out slip table 112, layer board 120 descends to spacing post 121 under the action of gravity on, can be convenient this moment slide the slip table 112 for base 111 and pull out, so that the manual work is got and is put the product, after slip table 112 resets, drive subassembly can be with layer board 120 jacking, so that the product can rise by the successive layer.

The mode can be suitable for discharging products with different sizes, and has the advantages of wide application range and convenience in use.

On the basis, as shown in fig. 3, the lifting driving assembly 122 includes a first motor base 1222 fixed on the base 111 through a first guide rod 1221, a first motor 1223 fixed on the first motor base 1222, a first lifting plate 1225 slidably connected to the first guide rod 1221, and a first ejector rod 1226 fixed on the first lifting plate 1225, a threaded groove is provided on the first lifting plate 1225, a first longitudinal screw rod 1224 is fixed at an output end of the first motor 1223, the first longitudinal screw rod 1224 is in threaded connection with the threaded groove of the first lifting plate 1225, a through groove for extending the first ejector rod 1226 is provided at a position corresponding to the sliding table 112 and the base 111, the first ejector rod 1226 can extend out of the through groove to lift the supporting plate 120, and a micro switch is further provided between the sliding table 112 and the base 111.

During operation, when the microswitch identifies that the sliding table 112 is in place, the lead screw drives the first lifting plate 1225 to ascend, and the first ejector rod 1226 penetrates through the through groove to lift the supporting plate 120.

In the mode, the problem that the first ejector rod 1226 is ejected when the sliding table 112 is not in place is solved through the arrangement of the micro switch, and meanwhile, compared with other limit switches, the micro switch has longer service life and improves the reliability of the invention.

As shown in fig. 4, the first suction cup module 10, the second suction cup module 54, the third suction cup module 55, the fourth suction cup module 23, and the fifth suction cup module 24 each include a support 131, a longitudinal servo sliding table 132 disposed on the support 131, two suction cup brackets 133 slidably connected to an output end of the longitudinal servo sliding table 132, and a suction cup adjusting screw 134 for adjusting the width of the two suction cup brackets 133, two suction cup slide rails 135 parallel to each other are fixed on the suction cup brackets 133 respectively, a plurality of suction cup slide blocks 136 are slidably connected to the suction cup slide rails 135, and a vacuum suction cup 138 is fixed on the suction cup slide blocks 136 through a suction cup hardware fitting 137.

On the basis, as shown in fig. 5, the transfer carrier 7 includes a transfer frame 71, first slide rails 72 are respectively fixed at two ends of the transfer frame 71, the two first slide rails 72 are parallel to each other, two stages 75 for placing products are slidably connected to the first slide rails 72, a detection area 73 for product detection is formed between the two stages 75, and stage driving assemblies 74 for driving the two stages 75 to move toward or away from each other are respectively disposed at two sides of the transfer frame 71. The stage driving assembly 74 includes a stage top block 741 slidably connected to the transfer frame 71, a stage motor 742 fixed to the transfer frame 71, and a stage lead screw 743 fixed to an output end of the stage motor 742, where the stage top block 741 has a thread groove, the stage lead screw 743 is screwed to the thread groove of the stage top block 741, a stage lift rod 744 is fixed to the stage top block 741, and the stage lift rod 744 is connected to the stage 75 through a fisheye structure 745. The bottom surfaces of the two stages 75 are provided with first vacuum suction holes 751.

During operation, two stage motors 742 drive stage 75 to slide simultaneously, and width adjustment can be performed on the stage to be suitable for products with different widths.

In the above manner, by the arrangement of the fisheye, when the width of the stage 75 is adjusted, the fisheye structure 745 can move adaptively relative to the stage 75, so that the rigid contact between the two stages is avoided, and the parallelism between the two stages 75 can be improved.

On the basis, as shown in fig. 6, the buffer carrier 9 includes a buffer base 91, second slide rails 92 fixed at both ends of the buffer base 91, two second slide rails 92 are parallel to each other, a buffer table 93 is connected to the second slide rails 92 in a sliding manner, a buffer screw rod is connected to the buffer base 91 in a rotating manner, two thread grooves with opposite rotation directions are formed in the buffer table 93, the buffer screw rod is connected with the thread grooves of the two buffer tables 93 in a threaded manner, two step surfaces 931 are respectively arranged at opposite positions of the buffer tables 93, a plurality of groups of second vacuum adsorption holes 9311 are formed in the surface of the step surfaces 931, each group of the second vacuum adsorption holes 9311 are respectively communicated with a vacuum tube 94, and a stopper 95 is arranged on one side of the step surfaces 931, which is located in the second vacuum adsorption holes 9311.

During operation, when the first chuck module 10 takes and places a product to the stepped surface 931, the second vacuum adsorption hole 9311 generates negative pressure to realize the adsorption of the product.

In the mode, the product is not easy to slide off, the second vacuum adsorption holes 9311 are arranged into a plurality of groups, when the size of the product is short, only part of the vacuum tubes 94 are required to be pumped, and the energy waste is avoided.

On the basis of the above, as shown in fig. 7, the discharging assembly 53 includes a discharging bracket 531, a belt line 532 disposed on the discharging bracket 531, and a belt line driving assembly for driving the belt line 532 to run. The belt lines 532 are arranged in a plurality of numbers, the belt lines 532 form a product conveying surface, a feeding frame 533 is fixed above the belt lines 532 on the discharging support 531, a second width adjusting seat 535 is connected to the feeding frame 533 in a sliding mode through a second width adjusting sliding rail 534, and a plurality of second width blocking columns 536 are fixed on the second width adjusting seat 535. The feeding frame 533 is provided with a second width adjusting screw 537 for driving the two second width adjusting bases 535 to move in opposite directions or back to back, the two second width adjusting bases 535 are respectively provided with a thread groove with opposite rotation directions, the second width adjusting screw 537 is respectively in threaded connection with the two second width adjusting bases 535, and a second width adjusting knob is fixedly connected to the second width adjusting screw 537. A second length adjustment slide rail 538 is further fixed on the feeding frame 533, a second length adjustment seat 540 is connected to the second length adjustment slide rail 538 in a sliding manner, a second length blocking column 539 is fixed on the second length adjustment seat 540, and a second length adjustment knob is arranged on the sliding table 112. The discharging support 531 is provided with a material receiving assembly 541 which can be lifted at the feed inlets of the belt line 532 and the feeding frame 533.

When the assembly works, a product enters from the feeding frame 533, the material receiving assembly 541 rises to contact with the product firstly, then the product is driven to fall, and when the material receiving assembly 541 returns to the position below the belt line 532, the product contacts with the belt line 532, and the belt line 532 operates to drive the product to be output.

According to the mode, after the width and the length are adjusted, the adjustable lifting device can be matched with the size of a product, so that the product is not prone to shaking and wearing when falling, and secondary damage of product output is avoided.

On the basis, as shown in fig. 7, the material receiving assembly 541 includes a second motor base 5412 fixed on the discharging support 531 through a second guide rod 5411, a second motor 5413 fixed on the second motor base 5412, a second lifting plate 5415 slidably connected to the second guide rod 5411, and a second ejector rod 5416 fixed on the second lifting plate 5415, the second lifting plate 5415 is provided with a thread groove, an output end of the second motor 5413 is fixed with a second longitudinal lead screw 5414, the second longitudinal lead screw 5414 is in threaded connection with the thread groove of the second lifting plate 5415, the discharging support 531 is provided with a through groove for extending the second ejector rod 5416, and one end of the second ejector rod 5416 far away from the second lifting plate 5415 is fixed with a material receiving block 5417 for receiving a product.

During operation, the plurality of material receiving blocks 5417 can be lifted to transfer the products to the belt line 532.

In the manner, the plurality of material receiving blocks 5417 are in contact with the product, which is beneficial to reducing the contact surface between the product and the material receiving blocks, so that the abrasion of the product can be further reduced.

On the basis, the device also comprises a case, and the rack 1 is fixed in the case.

In particular, the chassis is not illustrated in the drawings and may be of any form within reasonable scope.

By the mode, the equipment is not easily polluted by the outside during working, and a better protection effect is achieved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a lead frame check out test set, includes frame (1), its characterized in that: frame (1) is last to have set gradually feed mechanism (2), dust removal unit (3), visual detection module (4) and unloading mechanism (5), first sharp module (6) and second sharp module (8) have set gradually between feed mechanism (2) and unloading mechanism (5), the output of first sharp module (6) and second sharp module (8) is provided with respectively and moves carrier (7) and buffer carrier (9), dust removal unit (3) have and supply to move the dust removal passageway that carries carrier (7) and pass through, visual detection module (4) have and supply to move the detection passageway that carries carrier (7) and pass through, still be provided with on frame (1) and be used for getting the product that moves on carrier (7) and put first sucking disc module (10) to buffer carrier (9), unloading mechanism (5) are including setting up first feed bin (51) that are used for placing the product on frame (1) and separate paper, The device comprises a plurality of second storage bins (52) used for storing products of different grades, a discharging assembly (53) used for outputting good products, a second sucking disc module (54) used for picking and placing the products on the cache carrier (9) to the second storage bins (52) or the discharging assembly (53) according to the grades, and a third sucking disc module (55) used for picking the products and separating paper and sequentially placing the products on the products.

2. The lead frame inspection apparatus of claim 1, wherein: the feeding mechanism (2) comprises a third bin (21) which is arranged on the rack (1) and used for placing product separation paper, a fourth bin (22) used for placing products, a fourth sucker module (23) used for taking and placing the products in the fourth bin (22) onto the transfer carrier (7), and a fifth sucker module (24) used for taking and placing the product separation paper among the products in the fourth bin (22) into the third bin (21), the number of the fourth storage bins (22) is two, a first truss is fixed on the rack (1), a third linear module (25) is arranged on the first truss, two independent output ends are arranged on the same side of the third linear module (25), the fourth sucker module (23) and the fifth sucker module (24) are respectively arranged at two output ends of the third linear module (25), and the fifth sucker module (24) is provided with a metal induction sensor.

3. The lead frame inspection apparatus of claim 2, wherein: the first storage bin (51), the second storage bin (52), the third storage bin (21) and the fourth storage bin (22) respectively comprise a base (111) fixed on the rack (1), a sliding table (112) connected on the base (111) in a sliding manner, two first width adjusting seats (115) connected on the sliding table (112) in a sliding manner through a first width adjusting sliding rail (113), a plurality of first width baffle columns (116) respectively fixed on the first width adjusting seats (115) and a first width adjusting screw rod (114) used for driving the two first width adjusting seats (115) to move in opposite directions or in opposite directions, threaded grooves with opposite turning directions are respectively arranged on the two first width adjusting seats (115), the first width adjusting screw rod (114) is respectively in threaded connection with the two first width adjusting seats (115), and a first width adjusting knob is fixedly connected on the first width adjusting screw rod (114), a first length adjusting slide rail (117) is further fixed on the sliding table (112), a first length adjusting seat (118) is connected on the first length adjusting slide rail (117) in a sliding manner, a first length stop column (119) is fixed on the first length adjusting seat (118), a first length adjusting knob is arranged on the sliding table (112), the sliding table (112) is also longitudinally connected with a supporting plate (120) in a sliding way, the supporting plate (120) is parallel to the sliding table (112), the supporting plate (120) is provided with adjusting grooves for adjusting the length blocking column and the width blocking column respectively, a limiting column (121) used for longitudinally limiting the supporting plate (120) is fixed on the sliding table (112), a lifting driving component (122) for driving the supporting plate (120) to lift is arranged on the base (111), and a reverse electromagnet is arranged between the sliding table (112) and the base (111).

4. The lead frame inspection apparatus of claim 3, wherein: the lifting driving assembly (122) comprises a first motor base (1222) fixed on the base (111) through a first guide rod (1221), a first motor (1223) fixed on the first motor base (1222), a first jacking plate (1225) connected to the first guide rod (1221) in a sliding mode, and a first ejector rod (1226) fixed on the first jacking plate (1225), a thread groove is arranged on the first jacking plate (1225), a first longitudinal screw rod (1224) is fixed at the output end of the first motor (1223), the first longitudinal screw rod (1224) is in threaded connection with the thread groove of the first jacking plate (1225), a through groove for extending the first ejector rod (1226) is arranged at the corresponding position of the sliding table (112) and the base (111), the first ejector rod (1226) can extend out of the through groove to jack the supporting plate (120), and a micro switch is further arranged between the sliding table (112) and the base (111).

5. The lead frame inspection apparatus of claim 2, wherein: first sucking disc module (10), second sucking disc module (54), third sucking disc module (55), fourth sucking disc module (23) and fifth sucking disc module (24) all include support (131), set up vertical servo slip table (132) on support (131), two sucking disc support (133) of sliding connection on vertical servo slip table (132) output and be used for carrying out width control's sucking disc accommodate the lead screw (134) to two sucking disc supports (133), two be fixed with sucking disc slide rail (135) that are parallel to each other on sucking disc support (133) respectively, sliding connection has a plurality of sucking disc sliders (136) on sucking disc slide rail (135), be fixed with vacuum chuck (138) through sucking disc gold utensil (137) on sucking disc slider (136).

6. The lead frame inspection apparatus of claim 1, wherein: the transfer carrier (7) comprises a transfer frame (71), two ends of the transfer frame (71) are respectively fixed with a first slide rail (72), the two first slide rails (72) are parallel to each other, the first slide rail (72) is connected with two platforms (75) for placing products in a sliding manner, a detection area (73) for detecting the products is formed between the two platforms (75), two sides of the transfer frame (71) are respectively provided with a platform driving assembly (74) for driving the two platforms (75) to move oppositely or oppositely, the platform driving assembly (74) comprises a platform top block (741) connected to the transfer frame (71) in a sliding manner, a platform motor (742) fixed on the transfer frame (71) and a platform screw rod (743) fixed at the output end of the platform motor (742), and a thread groove is formed in the platform top block (741), the microscope stage screw rod (743) is in threaded connection with a thread groove of a microscope stage top block (741), a microscope stage ejector rod (744) is fixed on the microscope stage top block (741), the microscope stage ejector rod (744) is connected with the microscope stage (75) through a fisheye structure (745), and first vacuum adsorption holes (751) are formed in the bottom surfaces of the two microscope stages (75).

7. The lead frame inspection apparatus of claim 1, wherein: the buffer carrier (9) comprises a buffer seat (91) and second sliding rails (92) respectively fixed at two ends of the buffer seat (91), the two second sliding rails (92) are parallel to each other, the second sliding rail (92) is connected with a buffer storage table (93) in a sliding manner, the buffer storage seat (91) is connected with a buffer storage screw rod in a rotating manner, two buffer storage tables (93) are provided with thread grooves with opposite rotating directions, the buffer screw rod is in threaded connection with thread grooves of two buffer platforms (93), stepped surfaces (931) are respectively arranged at the opposite positions of the two buffer platforms (93), the surface of the stepped surface (931) is provided with a plurality of groups of second vacuum adsorption holes (9311), each group of second vacuum adsorption holes (9311) is respectively communicated with a vacuum tube (94), and a stop block (95) is arranged on one side of the stepped surface (931) positioned at the second vacuum adsorption hole (9311).

8. The lead frame inspection apparatus of claim 1, wherein: the discharging assembly (53) comprises a discharging support (531), belt lines (532) arranged on the discharging support (531) and a belt line driving assembly used for driving the belt lines (532) to run, the belt lines (532) are arranged in a plurality, a product conveying surface is formed by the belt lines (532), a feeding frame (533) is fixed above the belt lines (532) on the discharging support (531), a second width adjusting seat (535) is connected to the feeding frame (533) in a sliding mode through a second width adjusting sliding rail (534), a plurality of second width baffle columns (536) are fixed to the second width adjusting seat (535), a second width adjusting screw rod (537) used for driving the two second width adjusting seats (535) to move in opposite directions or in opposite directions is arranged on the feeding frame (533), and thread grooves with opposite rotation directions are respectively arranged on the two second width adjusting seats (535), second width accommodate the lead screw (537) respectively with two second width adjust seat (535) threaded connection, fixedly connected with second width adjust knob on second width accommodate the lead screw (537), still be fixed with second length adjust slide rail (538) on feeding frame (533), sliding connection has second length adjust seat (540) on second length adjust slide rail (538), be fixed with second length bumping post (539) on second length adjust seat (540), be provided with second length adjust knob on slip table (112), be provided with the liftable on ejection of compact support (531) and connect material subassembly (541) in the feed inlet of belt line (532) and feeding frame (533).

9. The lead frame inspection apparatus of claim 8, wherein: the material receiving assembly (541) comprises a second motor base (5412) fixed on the discharging support (531) through a second guide rod (5411), a second motor (5413) fixed on the second motor base (5412), a second lifting plate (5415) connected to the second guide rod (5411) in a sliding mode, and a second ejector rod (5416) fixed on the second lifting plate (5415), a threaded groove is formed in the second lifting plate (5415), a second longitudinal lead screw (5414) is fixed at the output end of the second motor (5413), the second longitudinal lead screw (5414) is in threaded connection with the threaded groove of the second lifting plate (5415), a through groove for the second ejector rod (5416) to extend out is formed in the discharging support (531), and a material receiving block (5417) for receiving a product is fixed at one end, far away from the second lifting plate (5415), of the second ejector rod (5416).

10. The lead frame inspection apparatus of claim 1, wherein: the machine frame is characterized by further comprising a case, and the machine frame (1) is fixed in the case.