CN117664994A - Detection device for lead frame - Google Patents
Detection device for lead frame Download PDFInfo
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- CN117664994A CN117664994A CN202311307156.XA CN202311307156A CN117664994A CN 117664994 A CN117664994 A CN 117664994A CN 202311307156 A CN202311307156 A CN 202311307156A CN 117664994 A CN117664994 A CN 117664994A
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- 238000001514 detection method Methods 0.000 title claims abstract description 83
- 238000003860 storage Methods 0.000 claims abstract description 65
- 238000007689 inspection Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000000007 visual effect Effects 0.000 description 35
- 238000005192 partition Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- IYRDVAUFQZOLSB-UHFFFAOYSA-N copper iron Chemical class [Fe].[Cu] IYRDVAUFQZOLSB-UHFFFAOYSA-N 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- VRUVRQYVUDCDMT-UHFFFAOYSA-N [Sn].[Ni].[Cu] Chemical class [Sn].[Ni].[Cu] VRUVRQYVUDCDMT-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- GXDVEXJTVGRLNW-UHFFFAOYSA-N [Cr].[Cu] Chemical class [Cr].[Cu] GXDVEXJTVGRLNW-UHFFFAOYSA-N 0.000 description 1
- ZUPBPXNOBDEWQT-UHFFFAOYSA-N [Si].[Ni].[Cu] Chemical class [Si].[Ni].[Cu] ZUPBPXNOBDEWQT-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229910002056 binary alloy Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Specific Conveyance Elements (AREA)
Abstract
The utility model belongs to the technical field of automation equipment technique and specifically relates to a detection device of lead frame is related to, the on-line screen storage device comprises a workbench, be provided with detection mechanism and work frame on the workstation, detection mechanism includes vision front detection mechanism and vision reverse detection mechanism, be provided with first conveyer belt and first placement mechanism on the work frame, first placement mechanism sets up the position department at vision reverse detection mechanism, vision reverse detection mechanism is used for detecting the product on the first placement mechanism, vision front detection mechanism is used for detecting the product on the first conveyer belt, first placement mechanism sets up the middle part at first conveyer belt, the product on the first placement mechanism is conveyed by first conveyer belt, vision reverse detection mechanism includes down the camera, down the camera sets up the below at first placement mechanism, the height that highly is less than down the camera of first conveyer belt in first placement mechanism department.
Description
Technical Field
The disclosure relates to the technical field of automation equipment, and in particular relates to a detection device for a lead frame.
Background
The lead frame is a structural carrier, is used as a special bonding material for semiconductor and microelectronic packaging, is a key structure for forming an electric loop, is used as a bridge for connecting an internal circuit with an external wire, plays roles of stabilizing a chip, conducting signals and transmitting heat, and is an important basic material in the electronic information industry in most semiconductor integrated blocks.
Copper alloys for lead frames are roughly classified into copper-iron series, copper-nickel-silicon series, copper-chromium series, copper-nickel-tin series (JK-2 alloy) and the like, ternary, quaternary and other multi-element copper alloys can obtain better performance than the traditional binary alloy, lower cost is achieved, the brand of the copper-iron series alloy is the most, the copper-iron series alloy has better mechanical strength, stress relaxation resistance and low creep property, and the copper-nickel-tin series alloy is a good lead frame material, and lead frame detection equipment is generally required to be used for optical detection of the lead frames in the production and processing of the lead frames.
The patent of the utility model with the publication number CN218956427U discloses a lead frame visual inspection device, which comprises: the surface of the conveyor belt body is fixedly connected with a visual detection module; when the lead frame visual detection device provided by the utility model is used, the lead frame is conveyed through the conveyor belt body, the position of the lead frame is adjusted through the position adjusting mechanism, so that the lead frame is positioned in the middle of the conveyor belt body, the subsequent visual detection of the lead frame is facilitated, the dust removal mechanism is used for removing dust on the surface of the lead frame, the visual detection module is used for detecting the lead frame subjected to the surface dust removal, the situation that dust is attached to the surface of the lead frame and the visual detection of the lead frame is influenced is avoided, and the visual detection effect of the lead frame is ensured. However, when the product passes through the conveyor belt once, only one surface of the product can be visually detected (namely, the detection of the visual front surface or the detection of the visual back surface), and when the product passes through the conveyor belt once again, the detection efficiency is low.
Disclosure of Invention
To the not enough or the problem that exist among the prior art, this disclosure provides a detection device of lead frame, and this detection device of lead frame detects efficiently, detects accurately.
The technical scheme adopted by the present disclosure for solving the technical problems is as follows: the utility model provides a detection device of lead frame, includes the workstation, be provided with detection mechanism and work frame on the workstation, detection mechanism includes that vision openly detects mechanism and vision reverse side detection mechanism, be provided with first conveyer belt and first placement mechanism on the work frame, first placement mechanism sets up the position department at vision reverse side detection mechanism, vision reverse side detection mechanism is used for detecting the product on the first placement mechanism, vision openly detects the mechanism and is used for detecting the front of product, first placement mechanism sets up the middle part at the work frame, the product on the first placement mechanism is conveyed by first conveyer belt, vision reverse side detection mechanism includes down the camera, the camera sets up the below at first placement mechanism down, the height of first conveyer belt in first placement mechanism department is less than the height of camera down.
As a preferred embodiment, the working frame is further provided with a second placing mechanism, the second placing mechanism is arranged at the tail end of the first conveyor belt, and the first conveyor belt conveys the detected products to the second placing mechanism.
As the preferred embodiment, the work frame includes two work boards of parallel arrangement, is provided with first band pulley between two work boards, and first conveyer belt setting is on first band pulley, and the arrangement of first conveyer belt on the work frame is "nearly" style of calligraphy, and first placing mechanism and second placing mechanism all set up between two work boards.
As a preferred embodiment, the first conveyor belt includes a front section conveyor belt, a middle section conveyor belt and a rear section conveyor belt, the front section conveyor belt, the middle section conveyor belt and the rear section conveyor belt are different positions of the same conveyor belt, the front section conveyor belt and the rear section conveyor belt are located at the same height, the middle section conveyor belt is lower than the front section conveyor belt and the rear section conveyor belt, the middle section conveyor belt is located below the lower camera, the first placing mechanism is located between the front section conveyor belt and the rear section conveyor belt, and the second placing mechanism is located at the tail end of the rear section conveyor belt.
The automatic feeding device is characterized in that a feeding area and a first manipulator are further arranged on the workbench, a worker places products in the feeding area, the front conveyor belt is close to the feeding area, the first manipulator transfers the products in the feeding area to the front conveyor belt, two adjacent products on the front conveyor belt are contacted from beginning to end, under the action of the front conveyor belt, the products on the front conveyor belt close to the first placing mechanism are transferred to the first placing mechanism, after the products are transferred to the first placing mechanism, under the pushing of the products behind the products, the products on the first placing mechanism are transferred to the rear conveyor belt, and under the action of the rear conveyor belt, the products on the rear conveyor belt are transferred to the second placing mechanism.
As preferred embodiment, still be provided with unloading mechanism on the workstation, unloading mechanism includes second manipulator, first feed bin and second feed bin parallel arrangement, and the second manipulator will detect qualified product and convey to first feed bin, detects unqualified product and convey to the second feed bin.
As preferred embodiment, unloading mechanism still includes temporary storage feed bin and transport subassembly, second feed bin and temporary storage feed bin set up respectively in the both sides of first feed bin, and temporary storage feed bin is used for depositing the qualified product of detection, and the pile up volume of product in first feed bin reaches certain height, and the qualified product of detection is deposited to temporary storage feed bin, transport subassembly is used for transferring the qualified product on the temporary storage feed bin to first feed bin.
As a preferred embodiment, the transferring assembly comprises a first lifting assembly, and the first lifting assembly is used for driving the temporary storage bin to ascend or descend; the transfer assembly further comprises a transverse moving air cylinder, the transverse moving air cylinder is used for driving the temporary storage bin to move towards the direction close to the first bin or move away from the first bin, and projection of the temporary storage bin is at least partially overlapped with projection of the first bin.
As the preferred embodiment, still be provided with the belt line on the workstation, first feed bin is connected with the second conveyer belt, first feed bin includes the roller of a plurality of parallel arrangements, and the second conveyer belt drives the roller and rotates around its axis, carries the product of first feed bin to the belt line.
As preferred embodiment, the first feed bin includes the third support frame, is provided with a plurality of groups of mounting holes on the third support frame, and the both ends setting of roller is in the mounting hole, and one side of third support frame is provided with the spliced pole, is provided with the second band pulley on the spliced pole, and the one end of roller is provided with the connector, and the second conveyer belt passes connector and second band pulley, and the second conveyer belt drives the rotation of connector and then drives the rotation of roller.
As the preferred embodiment, the temporary storage bin comprises a connecting plate and a plurality of supporting rods which are arranged in parallel, one end of each supporting rod is connected with the connecting plate, the connecting plate is connected with the first lifting assembly, the supporting rods are parallel to the rollers, and the projection of each supporting rod is intersected with the projection of each roller.
As the preferred embodiment, the both sides of third support frame are provided with a plurality of recess, recess and roller interval set up, and when first lifting assembly drive temporary storage feed bin descends to minimum height, the both ends of bracing piece are arranged in the recess.
As a preferred embodiment, the workbench is further provided with a second mechanical arm and a third storage bin, the third storage bin is used for placing the partition board, and the second mechanical arm is used for conveying the partition board in the third storage bin to the first storage bin or the temporary storage bin.
As a preferred embodiment, the third bin is provided with a bottom plate, the partition plate is arranged on the bottom plate, the bottom plate is connected with a second lifting assembly, and the second lifting assembly is used for driving the bottom plate to ascend or descend.
As a preferred embodiment, the visual front surface detection mechanism includes an upper camera and a first housing, the first housing is disposed outside the upper camera, the visual back surface detection mechanism further includes a second housing disposed outside the lower camera, and the arrangement of the first housing and the second housing prevents interference of external light rays from the upper camera and the lower camera when detecting products, so that the detection result is more accurate.
As a preferred embodiment, a first support frame and a second support frame are arranged on the workbench, a first track is arranged on the first support frame along the length direction, a second track is arranged on the second support frame along the length direction, the upper camera and the first housing are arranged on the first track in a sliding manner, and the lower camera and the second housing are arranged on the second track in a sliding manner. The first orbital setting is convenient to adjust the distance from the upper camera and the first housing to the first conveyor belt or the first placement mechanism, and the height difference between the upper camera and the first housing, and the second orbital setting is convenient to adjust the distance from the lower camera and the second housing to the first placement mechanism, and the height difference between the lower camera and the second housing, so that the detection is more accurate.
As a preferred embodiment, the first placement mechanism includes a placement plate, and the placement plate is made of glass.
Compared with the prior art, the working frame is provided with the first conveyor belt and the first placement mechanism, the first placement mechanism is arranged at the position of the visual back detection mechanism, the first placement mechanism is arranged at the middle of the first conveyor belt, the visual back detection mechanism comprises the lower camera, the lower camera is arranged below the first placement mechanism, and the height of the first conveyor belt at the first placement mechanism is lower than that of the lower camera, so that the first conveyor belt can not interfere with the visual back detection mechanism when detecting the product, and the detection result is more accurate.
Drawings
The present application will be described in further detail below in conjunction with the drawings and preferred embodiments, but it will be appreciated by those skilled in the art that these drawings are drawn for the purpose of illustrating the preferred embodiments only and thus should not be taken as limiting the scope of the present application. Moreover, unless specifically indicated otherwise, the drawings are merely schematic representations, not necessarily to scale, of the compositions or constructions of the described objects and may include exaggerated representations.
Fig. 1 is a schematic structural view of a detecting device of a lead frame of the present disclosure;
FIG. 2 is a second schematic diagram of a lead frame inspection device according to the present disclosure;
FIG. 3 is a third schematic diagram of a detecting device of a lead frame according to the present disclosure;
FIG. 4 is an enlarged view of a portion of the present disclosure at A in FIG. 3;
FIG. 5 is a top view of the blanking mechanism of the present disclosure;
FIG. 6 is one of the schematic structural diagrams of the blanking mechanism of the present disclosure;
FIG. 7 is a second schematic structural view of the blanking mechanism of the present disclosure;
FIG. 8 is one of the schematic structural diagrams of the temporary storage bin of the present disclosure;
fig. 9 is a second schematic structural view of the temporary storage bin of the present disclosure.
Reference numerals illustrate:
1. a work table; 2. a first bin; 21. a roller; 22. a third support frame; 23. a groove; 24. a connector; 25. a second pulley; 26. a second conveyor belt; 3. a third bin; 4. a second bin; 5. temporary storage bin; 51. a connecting plate; 52. a support rod; 6. a second manipulator; 7. a third manipulator; 8. a belt line; 9. a first lifting assembly; 10. a traversing cylinder; 11. a work frame; 12. a first conveyor belt; 121. a front conveyor belt; 122. a rear conveyor belt; 13. a feeding area; 14. a first manipulator; 15. a visual reverse detection mechanism; 151. a second support frame; 152. a second housing; 16. a visual front detection mechanism; 161. a first support frame; 162. a first housing; 17. a first placement mechanism; 171. placing a plate; 18. and a second placement mechanism.
Detailed Description
In order to better understand the technical solutions of the present disclosure, the present disclosure will be described in detail, clearly and completely with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present disclosure.
It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present utility model.
Referring to fig. 1, a lead frame detection device includes a workbench 1, a detection mechanism and a working frame 11 are disposed on the workbench 1, the detection mechanism includes a visual front detection mechanism 16 and a visual back detection mechanism 15, a first conveyor belt 12 and a first placement mechanism 17 are disposed on the working frame 11, the first placement mechanism 17 is disposed at a position of the visual back detection mechanism 15, the visual back detection mechanism 15 is used for detecting a product on the first placement mechanism 17, the visual front detection mechanism 16 is used for detecting a front of the product, the first placement mechanism 17 is disposed in a middle of the working frame 11, the product on the first placement mechanism 17 is conveyed by the first conveyor belt 12, the visual back detection mechanism 15 includes a lower camera, the lower camera is disposed below the first placement mechanism 17, and a height of the first conveyor belt 12 at the first placement mechanism 17 is lower than a height of the lower camera. The product is arranged on the first conveyer belt 12, the first conveyer belt 12 conveys the product to the first placing mechanism 17, when the detecting mechanism optically detects the lead frame, if the lead frame is covered or blocked by the first placing mechanism 17, larger interference can be caused to the detecting result of the detecting mechanism, the accuracy of visual detection is affected, the first conveyer belt 12 is lower than the lower camera in the first placing mechanism 17, the interference of the placing mechanism of the visual back detecting mechanism 15 in detecting the product is avoided, and the detecting result is more accurate.
Referring to fig. 2 to 4 together, in an embodiment of the present disclosure, a second placement mechanism 18 is further disposed on the working frame 11, the second placement mechanism 18 is disposed at the end of the first conveyor belt 12, and the first conveyor belt 12 conveys the inspected product to the second placement mechanism 18.
The work frame 11 includes two work plates of parallel arrangement, is provided with first band pulley between two work plates, and first conveyer belt 12 sets up on first band pulley, and the arrangement of first conveyer belt 12 on work frame 11 is "nearly" style of calligraphy, and first placement machine 17 and second placement machine 18 all set up between two work plates.
In some embodiments, the first placement mechanism 17 includes a placement plate 171 and a support member for supporting the placement plate 171, the placement plate 171 being placed on the support member, the support member being disposed on the work plate, the support member including, but not limited to, a block or a rod as long as the support function is provided.
In some embodiments, the first placement mechanism 17 is a placement plate 171, and the work plate is provided with a mounting groove, and the placement plate 171 is mounted on the work plate through the mounting groove.
It should be noted that, since the first placement mechanism 17 is disposed at the position of the visual back detection mechanism 15, that is, the product is to be placed in the first placement mechanism 17 for detection, in order to avoid interference of the detection result of the visual back detection mechanism 15 by the first placement mechanism 17, the placement plate 171 is made of glass material, so that the visual back detection mechanism 15 detects the product comprehensively.
The structure of the second placement mechanism 18 is similar to that of the first placement mechanism 17, and it should be noted that, since the product on the second placement mechanism 18 is already detected, the placement plate 171 of the second placement mechanism 18 may not be made of glass, metal, wood, or other materials.
Specifically, as shown in fig. 3 to 4, the first conveyor belt 12 includes a front conveyor belt 121, a middle conveyor belt and a rear conveyor belt 122, the front conveyor belt 121, the middle conveyor belt and the rear conveyor belt 122 are different positions of the same conveyor belt, the front conveyor belt 121 and the rear conveyor belt 122 are located at the same height, the middle conveyor belt is lower than the front conveyor belt 121 and the rear conveyor belt 122, the middle conveyor belt is located below the lower camera, the first placement mechanism 17 is located between the front conveyor belt 121 and the rear conveyor belt 122, and the second placement mechanism 18 is located at the end of the rear conveyor belt 122. The front conveyor 121 is stopped at a position from the visual back detection mechanism 15, so as to avoid interference of the first conveyor 12 with visual detection of the product. The first placing mechanism 17 may be provided only at the position of the back surface detecting mechanism, or the first placing mechanism 17 may be provided at both the positions of the back surface detecting mechanism and the front surface detecting mechanism, and the length of the first placing mechanism 17 is adapted to the length of the intermediate conveyor without being particularly limited thereto. Preferably, the first placement mechanism 17 is disposed only at the position of the reverse side detection mechanism, and it is understood that the product may be subjected to either the visual obverse side detection (in this case, the product is placed on the front stage conveyor belt 121 for the visual obverse side detection) or the visual reverse side detection (in this case, the product is placed on the rear stage conveyor belt 122 for the visual obverse side detection).
As shown in fig. 3 to 4, the workbench 1 is further provided with a feeding area 13 and a first manipulator 14, a worker places products in the feeding area 13, a front conveyor 121 is arranged close to the feeding area 13, the first manipulator 14 transfers the products in the feeding area 13 to the front conveyor 121, two products adjacent front and back on the front conveyor 121 are contacted with each other, the products on the front conveyor 121 close to the first placing mechanism 17 are transferred to the first placing mechanism 17 under the action of the front conveyor 121, after the products are transferred to the first placing mechanism 17, the products on the first placing mechanism 17 are transferred to the rear conveyor 122 under the pushing of the products on the rear conveyor 122, and the products on the rear conveyor 122 are transferred to the second placing mechanism 18 under the action of the rear conveyor 122. It will be appreciated that the heights of the front conveyor 121 and the rear conveyor 122 should be the same as the height of the placement plate 171, so that the product on the front conveyor 121 can smoothly enter the first placement mechanism 17, the product on the first placement mechanism 17 can smoothly enter the rear conveyor 122, and the product on the rear conveyor 122 can smoothly enter the second placement mechanism 18, so as to avoid jamming.
As shown in fig. 5 to 7, in an embodiment of the present disclosure, a blanking mechanism is further provided on the workbench 1, the blanking mechanism includes a first bin 2, a second bin 4, a temporary storage bin 5 and a transferring assembly, the first bin 2 and the temporary storage bin 5 are used for storing qualified products, the transferring assembly is used for transferring qualified products on the temporary storage bin 5 to the first bin 2, the second bin 4 is used for storing unqualified products, the qualified products are firstly stored in the first bin 2, when the products in the first bin 2 reach a certain height, the qualified products are stored in the temporary storage bin 5, so as to alleviate the situation that the first bin 2 has excessive product accumulation amount, further avoid the accumulation of products on the belt line 8, cause adverse effects on the quality of the products and the packaging of workers, also enable the orderly proceeding of blanking procedures, and also accelerate the working efficiency of the blanking mechanism to a certain extent. After all the products piled up on the first storage bin 2 are transferred, the transfer assembly transfers the qualified products on the temporary storage bin 5 to the first storage bin 2, and then the first storage bin 2 runs down the products, so that the temporary storage bin 5 does not need to additionally add equipment for running down the products, and the cost and the space are saved. It will be appreciated that the blanking mechanism further comprises a second manipulator 6, the second manipulator 6 transfers the products that are detected as being acceptable to the first bin 2 and the products that are detected as being unacceptable to the second bin 4.
Specifically, first feed bin 2, second feed bin 4 and the mutual parallel arrangement of storage bin 5, second feed bin 4 and storage bin 5 set up respectively in the both sides of first feed bin 2, second feed bin 4 and storage bin 5 each other parallel arrangement make on the one hand that second manipulator 6 can be convenient send the product to first feed bin 2, second feed bin 4 and storage bin 5, on the other hand also makes the arrangement on the workstation 1 compacter and orderly, be convenient for manage and maintain.
As shown in fig. 6, 8 and 9, in an embodiment of the present disclosure, a belt line 8 is further disposed on the workbench 1, the first bin 2 is connected with a second conveyor belt 26, the first bin 2 includes a plurality of rollers 21 arranged in parallel, and the second conveyor belt 26 drives the rollers 21 to rotate around the axes thereof, so that the product of the first bin 2 is conveyed to the belt line 8. Specifically, the first storage bin 2 comprises a third support frame 22, a plurality of groups of mounting holes are formed in the third support frame 22, two ends of the roller 21 are arranged in the mounting holes, a connecting column is arranged on one side of the third support frame 22, a second belt wheel 25 is arranged on the connecting column, a connector 24 is arranged at one end of the roller 21, the connecting column and the connector 24 are arranged on the same side of the support frame, a second conveying belt 26 penetrates through the connector 24 and the second belt wheel 25, and the second conveying belt 26 drives the connector 24 to rotate so as to drive the roller 21 to rotate. The belt line 8 is arranged at one end of the first storage bin 2 and is close to the first storage bin 2, the height of the belt line 8 is not higher than that of the roller 21, a product is placed on the roller 21, and the roller 21 rotates to drive the product to move towards the belt line 8, so that the product is finally transferred onto the belt line 8 through the roller 21.
In particular, the transferring assembly comprises a first lifting assembly 9, the first lifting assembly 9 is an air cylinder or an oil cylinder, the first lifting assembly 9 is used for driving the temporary storage bin 5 to ascend or descend, the projection of the temporary storage bin 5 is at least partially overlapped with the projection of the first storage bin 2, the transferring assembly further comprises a transverse moving air cylinder 10, and the transverse moving air cylinder 10 is used for driving the temporary storage bin 5 to move towards the direction close to the first storage bin 2 or move away from the first storage bin 2. Specifically, the temporary storage bin 5 includes a connecting plate 51 and a plurality of support rods 52 arranged in parallel, one end of each support rod 52 is connected with the connecting plate 51, the connecting plate 51 is connected with the first lifting assembly 9, the support rods 52 are parallel to the rollers 21, and the projection of each support rod 52 is intersected with the projection of each roller 21, where the intersection refers to that the projection of each support rod 52 and the projection of each roller 21 are arranged at intervals. The both sides of third support frame 22 are provided with a plurality of recess 23 respectively, and recess 23 and roller 21 interval set up, and when first lifting assembly 9 drive temporary storage feed bin 5 descends to minimum height, the both ends of bracing piece 52 are arranged in recess 23.
It should be noted that, when the discharging mechanism of the lead frame works, the second manipulator 6 will preferentially transfer the product to the first bin 2. When a certain amount of products are stacked on the belt line 8, the products in the first bin 2 cannot be continuously transferred to the belt line 8, so that the products in the first bin 2 are accumulated to a certain height, the second manipulator 6 stops transferring the products to the first bin 2 and transfers the products to the temporary storage bin 5, when the second manipulator 6 transfers the products to the temporary storage bin 5, the first bin 2 transfers the products on the second manipulator to the belt line 8, when the belt line 8 returns to normal, the first bin 2 is emptied, the second manipulator 6 stops working, meanwhile, the traversing cylinder 10 drives the temporary storage bin 5 to move in a direction close to the first bin 2 until the temporary storage bin 5 moves to a position right above the first bin 2, then the temporary storage bin 5 descends under the driving of the first lifting assembly 9 until the two ends of the supporting rods 52 are located in the grooves 23, the supporting rods 52 are inserted in the plurality of rollers 21, the heights of the supporting rods 52 are lower than the heights of the rollers 21, at the moment, the products are transferred to the rollers 21 by the supporting rods 52, and the transfer of the products of the temporary storage bin 5 to the first bin 2 is completed, and then the products transferred to the first bin 2 rotate along with the belt line 8 of the first bin 2. In this way, the accumulation of the product on the belt line 8 is avoided, and the quality of the product and the packaging of the workers are adversely affected.
With continued reference to fig. 5-7, in order to avoid abrasion caused by friction between products, a partition needs to be placed between two adjacent products in order to separate the two products, it will be understood that the workbench 1 is further provided with a third manipulator 7 and a third storage bin 3, the third storage bin 3 is used for placing the partition, and the third manipulator 7 is used for conveying the partition in the third storage bin 3 to the first storage bin 2 or the temporary storage bin 5. The third feed bin 3 is provided with the bottom plate, and the baffle is arranged on the bottom plate, and the bottom plate is connected with the second lifting assembly, and the second lifting assembly is used for driving the rising or the decline of bottom plate, and the second lifting assembly is cylinder or hydro-cylinder. The second lifting assembly is arranged to facilitate the third manipulator 7 to take the partition from the third bin 3.
Further, as shown in fig. 2 to 4, the visual front surface detecting mechanism 16 includes an upper camera and a first housing 162, the upper camera is disposed above the placement plate 171 for optically detecting the front surface of the product, the first housing 162 is disposed outside the upper camera, the visual back surface detecting mechanism 15 further includes a second housing 152, the visual back surface detecting mechanism 15 is used for optically detecting the back surface of the product, the second housing 152 is disposed outside the lower camera, and the first housing 162 and the second housing 152 are disposed to prevent interference of external light rays when the upper camera and the lower camera detect the product, so that the detecting result is more accurate.
The workbench 1 is provided with a first support 161 and a second support 151, the first support 161 and the second support 151 are fixed on the workbench 1 through bolts, the first support 161 is provided with a first track along the length direction, the second support 151 is provided with a second track along the length direction, the upper camera and the first housing 162 are slidably arranged on the first track, and the lower camera and the second housing 152 are slidably arranged on the second track. The first track arrangement facilitates adjustment of the distance of the upper camera and first housing 162 to the first conveyor 12 or first placement mechanism 17, and the difference in height of the upper camera and first housing 162, and the second track arrangement facilitates adjustment of the distance of the lower camera and second housing 152 to the first placement mechanism 17, and the difference in height of the lower camera and second housing 152, to make detection more accurate.
The foregoing has outlined rather broadly the principles and embodiments of the present application in order that the detailed description of the utility model may be better understood, and in order that the present application may be better understood. It should be noted that it would be obvious to those skilled in the art that various improvements and modifications can be made to the present application without departing from the principles of the present application, and such improvements and modifications fall within the scope of the claims of the present application.
Claims (10)
1. The utility model provides a detection device of lead frame, its characterized in that, includes workstation (1), be provided with detection mechanism and work frame (11) on workstation (1), detection mechanism includes vision front detection mechanism (16) and vision reverse side detection mechanism (15), be provided with first conveyer belt (12) and first placement mechanism (17) on work frame (11), first placement mechanism (17) set up the position department at vision reverse side detection mechanism (15), vision reverse side detection mechanism (15) are used for detecting the product on first placement mechanism (17), vision front detection mechanism (16) are used for detecting the front of product, first placement mechanism (17) set up the middle part at work frame (11), the product on first placement mechanism (17) is conveyed by first conveyer belt (12), vision reverse side detection mechanism (15) are including lower camera, lower camera sets up the below at first placement mechanism (17), the height of first conveyer belt (12) under the camera.
2. The lead frame inspection device according to claim 1, wherein the work frame (11) is further provided with a second placement mechanism (18), the second placement mechanism (18) is disposed at the end of the first conveyor belt (12), and the first conveyor belt (12) conveys the inspected product to the second placement mechanism (18).
3. The lead frame detection device according to claim 2, wherein the working frame (11) comprises two working plates arranged in parallel, a first belt wheel is arranged between the two working plates, the first conveyor belt (12) is arranged on the first belt wheel, the arrangement of the first conveyor belt (12) on the working frame (11) is inverted-shaped, and the first placing mechanism (17) and the second placing mechanism (18) are both arranged between the two working plates.
4. The lead frame inspection apparatus according to claim 2, wherein the first conveyor (12) includes a front conveyor (121), a middle conveyor and a rear conveyor (122), the front conveyor (121), the middle conveyor and the rear conveyor (122) are at different positions of the same conveyor, the front conveyor (121) and the rear conveyor (122) are at the same height, the middle conveyor is lower than the front conveyor (121) and the rear conveyor (122), the middle conveyor is located below the lower camera, the first placement mechanism (17) is located between the front conveyor (121) and the rear conveyor (122), and the second placement mechanism (18) is located at an end of the rear conveyor (122).
5. The lead frame detection device according to claim 4, wherein the workbench (1) is further provided with a feeding area (13) and a first manipulator (14), a worker places products in the feeding area (13), the front conveyor belt (121) is arranged close to the feeding area (13), the first manipulator (14) transfers the products in the feeding area (13) to the front conveyor belt (121), two products adjacent front and back on the front conveyor belt (121) are contacted end to end, under the action of the front conveyor belt (121), the products on the front conveyor belt (121) close to the first placement mechanism (17) are transferred to the first placement mechanism (17), after the products are transferred to the first placement mechanism (17), under the pushing of the products behind the products, the products on the first placement mechanism (17) are transferred to the rear conveyor belt (122), and under the action of the rear conveyor belt (122), the products on the rear conveyor belt (122) are transferred to the second placement mechanism (18).
6. The lead frame detection device according to claim 1, wherein the workbench (1) is further provided with a blanking mechanism, the blanking mechanism comprises a second manipulator (6), a first bin (2) and a second bin (4), the first bin (2) and the second bin (4) are arranged in parallel, the second manipulator (6) conveys qualified products to the first bin (2), and unqualified products are conveyed to the second bin (4).
7. The lead frame detection device according to claim 6, wherein the discharging mechanism further comprises a temporary storage bin (5) and a transferring assembly, the second bin (4) and the temporary storage bin (5) are respectively arranged on two sides of the first bin (2), the temporary storage bin (5) is used for storing qualified products, when the stacking amount of the products in the first bin (2) reaches a certain height, the qualified products are stored in the temporary storage bin (5), and the transferring assembly is used for transferring the qualified products on the temporary storage bin (5) to the first bin (2).
8. The lead frame detection device according to claim 7, wherein the transfer assembly comprises a first lifting assembly (9), and the first lifting assembly (9) is used for driving the temporary storage bin (5) to ascend or descend; the transfer assembly further comprises a transverse moving air cylinder (10), the transverse moving air cylinder (10) is used for driving the temporary storage bin (5) to move towards the direction close to the first bin (2) or move away from the direction of the first bin (2), and the projection of the temporary storage bin (5) is at least partially overlapped with the projection of the first bin (2).
9. The lead frame detection device according to claim 8, wherein the workbench (1) is further provided with a belt line (8), the first storage bin (2) is connected with a second conveyor belt (26), the first storage bin (2) comprises a plurality of rollers (21) which are arranged in parallel, and the second conveyor belt (26) drives the rollers (21) to rotate around the axis of the rollers, so that products of the first storage bin (2) are conveyed to the belt line (8).
10. The lead frame detection device according to claim 9, wherein the first bin (2) comprises a third supporting frame (22), a plurality of groups of mounting holes are formed in the third supporting frame (22), two ends of the roller (21) are arranged in the mounting holes, a connecting column is arranged on one side of the third supporting frame (22), a second belt wheel (25) is arranged on the connecting column, a connector (24) is arranged at one end of the roller (21), the second conveying belt (26) penetrates through the connector (24) and the second belt wheel (25), and the second conveying belt (26) drives the connector (24) to rotate so as to drive the roller (21) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311307156.XA CN117664994A (en) | 2023-10-10 | 2023-10-10 | Detection device for lead frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311307156.XA CN117664994A (en) | 2023-10-10 | 2023-10-10 | Detection device for lead frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117664994A true CN117664994A (en) | 2024-03-08 |
Family
ID=90062957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311307156.XA Pending CN117664994A (en) | 2023-10-10 | 2023-10-10 | Detection device for lead frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117664994A (en) |
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2023
- 2023-10-10 CN CN202311307156.XA patent/CN117664994A/en active Pending
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