CN210816281U - LED support material belt online detection punching equipment - Google Patents
LED support material belt online detection punching equipment Download PDFInfo
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- CN210816281U CN210816281U CN201921861300.3U CN201921861300U CN210816281U CN 210816281 U CN210816281 U CN 210816281U CN 201921861300 U CN201921861300 U CN 201921861300U CN 210816281 U CN210816281 U CN 210816281U
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Abstract
The utility model discloses a die-cut equipment of LED support material area on-line measuring, including frame, controller, pay-off unit, on-line measuring unit and blanking unit, the utility model discloses a machine vision equipment and controller on-line measuring LED support material area can high-efficient, the defective products in the high accuracy discernment LED support material area to high efficiency, high accuracy location defective products position. Through setting up special light source subassembly for strong and weak light zone can not appear and produce the shadow on the LED support material area, ensures that the image that machine vision equipment was shot can accurately reflect the true state in LED support material area, thereby realizes the high accuracy and detects. The utility model provides a die-cut equipment of LED support material area on-line measuring, the discernment precision is 0.05mm, and the unilateral size of detectable LED support is 2.0 mm's LED support material area, and the defective products discernment rate can reach 100%.
Description
Technical Field
The utility model belongs to the technical field of LED automated production equipment, concretely relates to die-cut equipment of LED support material area on-line measuring.
Background
The LED support is widely applied to manufacturing of the display screen backlight source, along with the development of domestic and foreign scientific and technical economy, the types, models and number models of the LED support are increasingly large, and the requirements on the external surface size parameters and the surface perfection are increasingly high. For the manufacturing enterprises of the LED bracket, the detection procedures of the appearance shape, the size and the surface defects of the product occupy an important position in the whole process flow, and occupy larger manpower, field and capital resources.
In the production process of the LED support, in order to accelerate the production speed, the LED supports cannot be produced one by one, a plurality of rows and a plurality of columns of conductive pins are firstly formed on the same metal sheet in a stamping mode, then the insulating seat and the conductive pins are embedded and formed together in an injection molding mode, so that the LED supports with a plurality of rows and a plurality of columns are manufactured, and the plate which is not cut off by the LED supports is called an LED support material belt.
One of the procedures of the LED support material belt processing process is to glue the corresponding area on the material belt, glue particles cannot appear on the bonding pad, glue can not be lacked in the area outside the bonding pad, the two conditions are met simultaneously, namely the qualified product is obtained, and otherwise the qualified product is a defective product. At present, the glue shortage detection of the LED support material belt in the prior art is generally a manual detection mode, and detection personnel with rich experience can rapidly judge the products on the belt or perform manual spot check after one process. The mode has the advantages of high labor intensity, low efficiency, poor precision and high probability of missed detection and false detection. The improvement of the overall quality of the product and the reduction of the production cost are influenced.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a LED support material area on-line measuring die-cut equipment can carry out non-contact, high accuracy and high efficiency on-line measuring to LED support material area to can automatic blanking defective products.
Realize the utility model discloses the technical scheme that the purpose adopted does, a LED support material area on-line measuring die-cut equipment, include frame, controller and install pay-off unit, on-line measuring unit and blanking unit in the frame, wherein:
the feeding unit is used for transferring the LED support material belt along a first direction;
the online detection unit comprises machine vision equipment and a light source assembly, the machine vision equipment and the light source assembly are arranged on the same side of the LED bracket material belt, and the online detection unit comprises:
the machine vision equipment is arranged on the rack, and the shooting range of the machine vision equipment covers a section to be shot of the LED support material belt;
the light source assembly comprises more than one light source, the more than one light source are arranged on the rack at intervals, and the installation positions of the light sources meet the condition that the sections to be shot of the LED support material belt are positioned in the light overlapping area of the light emitting areas of the light sources;
the blanking unit comprises a first linear displacement mechanism, a second linear displacement mechanism and a blanking die, wherein:
the blanking die is connected with a movable part of the first linear displacement mechanism, and the blanking die is driven by the first linear displacement mechanism to move along a second direction perpendicular to the first direction;
the fixed part of the first linear displacement mechanism is connected with the movable part of the second linear displacement mechanism, and the first linear displacement mechanism and the blanking die are driven by the second linear displacement mechanism together to move along a third direction perpendicular to the first direction and the second direction;
the fixed part of the second linear displacement mechanism is arranged on the frame;
the controller is respectively electrically connected with the feeding unit, the machine vision equipment, the first linear displacement mechanism and the second linear displacement mechanism.
Preferably, the light source assembly comprises two strip-shaped light sources, the two strip-shaped light sources are parallel to each other and are arranged obliquely, and light rays of the two strip-shaped light sources are irradiated in an upward oblique mode so as to form the light ray overlapping area in the transferring area of the LED support material belt.
Preferably, the bar-shaped light source comprises a bar-shaped LED array and a light splitting plate, and the bar-shaped LED array is packaged through the light splitting plate.
Preferably, the inclination angle of the strip-shaped light source is 20-50 °.
Preferably, the blanking unit further includes a blanking bracket connected to the movable portion of the second linear displacement mechanism, and the first linear displacement mechanism is mounted to the blanking bracket.
Preferably, the blanking die includes a blanking head and a blanking lower die, the blanking lower die is fixed to the blanking bracket, and the blanking head is connected to the movable portion of the first linear displacement mechanism.
Preferably, the connector sensing unit is mounted on the rack and comprises a shifting lever and a microswitch, the middle part of the shifting lever is rotatably mounted on the rack to form a lever mechanism, the microswitch is arranged beside a resistance arm of the lever mechanism and is electrically connected with the controller;
the power arm of the lever mechanism is located beside the transferring area of the LED support material belt, and when the LED support material belt is abnormally transferred, the LED support material belt touches the power arm.
Preferably, the feeding unit is a roller feeder.
Preferably, the roller feeder comprises a feeding motor, a transmission mechanism, an upper feeding roller and a lower feeding roller, the feeding motor drives the upper feeding roller and the lower feeding roller to rotate through the transmission mechanism, and the LED support material belt is clamped and transferred through the upper feeding roller and the lower feeding roller.
Preferably, the roller feeder further comprises a pressing mechanism for adjusting the clamping force between the upper feeding roller and the lower feeding roller.
According to the above technical scheme, the utility model provides a die-cut equipment of LED support material area on-line measuring wholly includes frame, controller, pay-off unit, on-line measuring unit and blanking unit, wherein: the feeding unit is used for transferring the LED support material belt along a first direction to realize online processing; the online detection unit is used for detecting the LED support material belt on line, the online detection unit comprises machine vision equipment and a light source assembly, the light source assembly comprises more than one light source, the more than one light source are installed on the rack at intervals, the installation position of the light source assembly meets the condition that the section to be shot of the LED support material belt is located in a light overlapping area of light emitting areas of the light sources, the brightness of the section to be shot of the LED support material belt is improved through light overlapping, the shooting definition is improved, and shadow caused by strong and weak light areas can be avoided; the shooting range of the machine vision equipment covers the section to be shot of the LED support material belt, and the section is used for shooting images of the LED support material belt. The blanking unit is used for cutting the defective products, and the blanking unit includes first straight line displacement mechanism, second straight line displacement mechanism and blanking mould, and the blanking mould passes through the drive of first straight line displacement mechanism to the planar direction in perpendicular to LED support material area cuts the defective products, and first straight line displacement mechanism and blanking mould are driven through second straight line displacement mechanism jointly for fix a position the defective products place and be listed. The controller controls all functional units of the whole device to coordinate, the picture shot by the machine vision device is transmitted to the controller, the controller judges whether the LED support material belt in the picture has a defective product or not, the number of lines and the number of columns where the defective product is located are located, the controller sends an instruction to the second linear displacement mechanism according to the position of the defective product, the blanking die is aligned to the defective product, and then the controller controls the first linear displacement mechanism to drive the blanking die to blank the defective product.
Compared with the prior art, the utility model discloses a machine vision equipment and controller on-line measuring LED support material area can high-efficient, the defective products in the high accuracy discernment LED support material area to high efficiency, high accuracy location defective products position. Through setting up special light source subassembly for strong and weak light zone can not appear and produce the shadow on the LED support material area, ensures that the image that machine vision equipment was shot can accurately reflect the true state in LED support material area, thereby realizes the high accuracy and detects. The utility model provides a die-cut equipment of LED support material area on-line measuring, the discernment precision is 0.05mm, and the unilateral size of detectable LED support is 2.0 mm's LED support material area, and the defective products discernment rate can reach 100%.
Drawings
Fig. 1 is a schematic structural view of an on-line detection punching device for an LED support material belt in an embodiment of the present invention;
FIG. 2 is a schematic structural view of the feeding unit in FIG. 1;
FIG. 3 is a schematic structural diagram of the on-line detection unit in FIG. 1;
fig. 4 is a schematic structural view of the blanking unit of fig. 1;
FIG. 5 is a schematic structural diagram of the joint sensing unit in FIG. 1;
description of reference numerals: 10-a frame; 20-a controller; 30-feeding unit, 31-feeding motor, 32-transmission mechanism, 33-upper feeding roller, 34-lower feeding roller and 35-pressing mechanism; 40-an online detection unit, 41-machine vision equipment; 42-light source assembly, 43-bar light source; 50-a blanking unit, 51-a first linear displacement mechanism, 52-a second linear displacement mechanism, 53-a blanking head, 54-a blanking lower die and 55-a blanking support; 60-joint sensing unit, 61-deflector rod, 62-microswitch, 63-power arm, 64-resistance arm and 65-contact; 70-discharging machine; 80-a material receiving machine; 90-a material belt guide plate; 100-LED support material belt.
Detailed Description
In order to make the technical personnel in the technical field of the present invention understand the present invention more clearly, the following description is made in detail for the technical solution of the present invention through the specific embodiments with reference to the attached drawings.
The embodiment of the utility model provides an in, a die-cut equipment of LED support material area on-line measuring for to the rubber coating back, the LED support material area before bending carry out on-line measuring, detect and get rid of the defective products of scarce glue. A feeding machine 70 and a receiving machine 80 are respectively arranged in front of and behind the device and are respectively used for automatically unwinding and winding the LED support material belt.
Referring to fig. 1, the apparatus includes a frame 10, a controller 20, and a feeding unit 30, an on-line detecting unit 40, and a blanking unit 50 mounted on the frame 10, and the structures of the functional units are described in detail below:
referring to fig. 1, a frame 10 is a mounting base of the whole equipment, and the frame 10 is made of a steel structure and has a size determined according to the equipment mounted thereon.
The controller 20 can be a PLC, a single chip, a computer, etc., and a human-machine interface is required to be arranged on the controller 20 for convenient control. The controller 20 is electrically connected to the feeding unit 30, the machine vision device 41, the light source retracting mechanism 43, the first linear displacement mechanism 51, the second linear displacement mechanism 52 and the micro switch 62, respectively, to coordinate the operations of the respective components.
The feeding unit 30 is used for moving the LED support material tape 100 along a first direction. In this embodiment, the LED support material tape 100 is transported along a horizontal direction, i.e. the first direction is an X-axis direction. For convenient arrangement, the feeding unit 30 is disposed at the rear side of the rack 10, and the feeding unit 30 cooperates with the discharging machine 70 to jointly establish a certain tension, so as to facilitate the transfer of the LED support material strip 100. In this embodiment, the feeding unit 30 is a roller feeder.
Referring to fig. 2, the roller feeder includes a feeding motor 31, a transmission mechanism 32, an upper feeding roller 33 and a lower feeding roller 34, the feeding motor 31 drives the upper feeding roller 33 and the lower feeding roller 34 to rotate through the transmission mechanism 32, the LED support material belt 100 is clamped and moved through the upper feeding roller 33 and the lower feeding roller 34, and two upper feeding rollers 33 and two lower feeding rollers 34 are provided to ensure stable movement.
Specifically, the transmission mechanism 32 includes a belt transmission mechanism and a gear rotation mechanism, the torque output by the feeding motor 31 is transmitted to the gear rotation mechanism through the belt transmission mechanism, and the gear rotation mechanism includes an upper gear and a lower gear which are engaged with each other, wherein the upper gear and the upper feeding roller 33 rotate coaxially, and the lower gear and the lower feeding roller 34 rotate coaxially.
In a preferred embodiment, the roller feeder further includes a pressing mechanism 35, the pressing mechanism 35 uses a wire spring to press the upper feeding roller 33 and the lower feeding roller 34 by an elastic force, so that the upper feeding roller 33 and the lower feeding roller 34 are tightly attached to the LED support material belt 100 to prevent slipping during moving.
In order to ensure that the LED support material belt 100 is straight and stably passes through the transfer process, a material belt guide plate 90 is further arranged on the rack, the material belt guide plate 90 is two guide rails symmetrically arranged, and the LED support material belt 100 is tightly attached to the material belt guide plate 90 when being transferred.
Referring to fig. 3, the online detection unit 40 includes a machine vision device 41 and a light source assembly for online capturing images of the LED rack tape 100. For convenience of arrangement, the on-line detection unit 40 is disposed at the front side of the rack 10, i.e., the LED support strip 100 passes through the on-line detection unit 40 first and then passes through the feeding unit 30.
Referring to fig. 3, the on-line detection unit 40 includes a machine vision device 41 and a light source assembly 42, the machine vision device 41 and the light source assembly 42 are disposed on the same side of the LED support strip 100, and specifically, the machine vision device 41 is disposed on the rack 10 and aligned with the LED support strip 100; the light source assembly 42 includes more than one light source, and more than one light source is installed on the frame at intervals, and the installation position of the light source satisfies that the LED support material belt is located in the light overlapping area of the light emitting area of each light source.
Specifically, in this embodiment, the light source assembly 42 includes two strip-shaped light sources 43, the two strip-shaped light sources are parallel to each other and all incline, the inclination angle is 20 ° -50 °, preferably 30 °, and the light of the two strip-shaped light sources inclines upward to irradiate, so as to form a light overlapping area in the transfer area of the LED support material belt. This bar light source includes bar LED array and beam splitter, and bar LED array passes through the beam splitter encapsulation, and the beam splitter makes the light that bar LED array sent more even.
The machine vision device 41 is disposed on the frame 10 in a region between the two bar light sources, and the machine vision device 41 is preferably a CCD. In this embodiment, the machine vision device 41 is installed below the light source assembly 42 and directly faces the LED support tape 100, the shooting range of the machine vision device can cover the LED support tape 100 located between the two strip light sources, and the machine vision device 41 shoots the LED support tape 100 through a gap between the two strip light sources.
Referring to fig. 4, the blanking unit 50 is used for blanking the defective products from the LED bracket material belt 100, and the blanking action is performed based on the detection result of the on-line detection unit 40, so that the blanking unit 50 is disposed behind the on-line detection unit 40, specifically, between the on-line detection unit 40 and the feeding unit 30.
Referring to fig. 4, the blanking unit 50 includes a first linear displacement mechanism 51, a second linear displacement mechanism 52, and a blanking die connected to a movable portion of the first linear displacement mechanism 51, the blanking die being driven by the first linear displacement mechanism 51 to move in a second direction perpendicular to the first direction; the fixed part of the first linear displacement mechanism 51 is connected with the movable part of the second linear displacement mechanism 52, and the first linear displacement mechanism 51 and the blanking die are driven together by the second linear displacement mechanism 52 to move along a third direction perpendicular to both the first direction and the second direction; the fixed portion of the second linear displacement mechanism 52 is mounted to the frame 10.
Specifically, in the present embodiment, the first linear displacement mechanism 51 employs an air cylinder to drive the blanking die to move in the vertical direction, that is, the second direction is the Z-axis direction. The second linear displacement mechanism 52 is a ball screw pair driven by a motor, a blanking bracket 55 is mounted on a nut of the ball screw pair, and an air cylinder is fixed on the blanking bracket 55.
Specifically, the blanking die comprises a blanking head 53 and a blanking lower die 54, the blanking lower die 54 is fixed on a blanking support 55 in a hanging manner, and the blanking head 53 is connected with a piston of the cylinder. When the ball screw pair driven by the motor moves, the air cylinder, the blanking head 53, the blanking lower die 54 and the blanking support 55 move along the Y axis together, so that the blanking die reaches the row of the defective products, then the air cylinder acts to drive the blanking head 53 to punch downwards, and the blanking head 53 is matched with the blanking lower die 54 to punch the defective products.
Because the LED support material belt on-line detection punching equipment of the embodiment is used for carrying out continuous and on-line detection on the LED support material belt, continuous feeding is required. When the current LED support material area is coiled and is about to detect, the feeding needs to be uncoiled from the next LED support material area, and the problem of feeding blockage easily occurs at the joint of two LED support material areas, so that the operation of the whole equipment is influenced.
For this reason, in this embodiment, the LED support material tape on-line detecting and punching apparatus further includes a joint sensing unit 60, where the joint sensing unit 60 is installed on the frame 10 and located at the foremost position of the frame, that is, the LED support material tape 100 first passes through the joint sensing unit 60 and then enters the on-line detecting unit 40, and the transferring direction is shown by an arrow a in fig. 5.
Referring to fig. 5, the connector sensing unit 60 mainly includes two shift levers 61 and a micro switch 62, where the two shift levers 61 are symmetrically disposed on two sides of the transfer area of the LED support material tape 100 and are at a certain height from the LED support material tape 100, for example, the LED support material tape 100 is 0.2mm thick, the shift lever 61 is 0.1mm from the upper surface of the LED support material tape 100, and if the material tapes overlap, the overlapped material tapes cannot pass through the shift lever 61.
The middle part of the shift lever 61 is rotatably mounted on the frame 10 to form a lever mechanism, the microswitch 62 is arranged beside the resistance arm 64 of the lever mechanism, and the power arm 63 of the lever mechanism is positioned above the transferring surface of the LED support material belt 100. Under normal conditions, the LED support tape 100 does not touch the shift lever 61, and the shift lever 61 is in the normal position (position b in fig. 5). When the LED support material belt 100 is stacked or stacked, etc., and is abnormally transferred, the LED support material belt 100 in an abnormal position may touch the power arm 63 of the shift lever 61 singly or simultaneously, the shift lever 61 rotates around the fulcrum, and the power arm 63 touches the contact 65 of the micro switch 62 (position c in fig. 5).
The utility model provides a working process of die-cut equipment of LED support material area on-line measuring as follows:
(1) the controller controls the feeding unit 30 to cooperate with the discharging machine 70, so that the LED support material belt 100 establishes a certain tension and is continuously transferred. The transferring process is intermittent transferring, that is, each transferring end distance of the LED support material tape 100 is stopped for a time t1, for example, 0.2s, 0.3s, generally not more than 0.5s, for the on-line detection unit 40 to perform detection and analysis.
(2) The online detection unit 40 performs detection and analysis by using the pause time, the machine vision device 41 shoots the image of the LED support material belt 100 and transmits the image to the controller 20, the controller 20 pre-stores a qualified product image matched with the size of the currently detected LED support material belt 100, and the controller 20 performs image comparison to determine whether the shot image has defective products and locate the number of lines and columns where the defective products are located.
(3) Based on the determined number of rows, the controller 20 controls the feeding unit 30 to move the LED support material tape 100 forward a distance such that the row of defective products is located just below the blanking unit 50, and the LED support material tape 100 stops for a time t2, for example, 0.3s, 0.5s, generally not more than 1s, for the blanking unit 50 to position and blank.
(4) The controller 20 controls the second linear displacement mechanism 52 to move the punching die to a position directly above the defective product based on the determined number of rows, and then the controller 20 controls the first linear displacement mechanism 51 to move downward, and the punching die punches out the defective product.
If the row has a plurality of defective products, the LED rack tape 100 is paused for nt2 seconds, where n is the number of defective products, and the punching unit 50 punches the plurality of defective products one by one.
Through the embodiment, the utility model has the following beneficial effect or advantage:
the utility model discloses a machine vision equipment and controller on-line measuring LED support material area can high-efficient, the defective products in the high accuracy discernment LED support material area to high efficiency, high accuracy location defective products position. Through setting up special light source subassembly for strong and weak light zone can not appear and produce the shadow on the LED support material area, ensures that the image that machine vision equipment was shot can accurately reflect the true state in LED support material area, thereby realizes the high accuracy and detects. The utility model provides a die-cut equipment of LED support material area on-line measuring, the discernment precision is 0.05mm, and the unilateral size of detectable LED support is 2.0 mm's LED support material area, and the defective products discernment rate can reach 100%.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. The utility model provides a die-cut equipment of LED support material area on-line measuring which characterized in that: including frame, controller and install feeding unit, on-line measuring unit and blanking unit in the frame, wherein:
the feeding unit is used for transferring the LED support material belt along a first direction;
the online detection unit comprises machine vision equipment and a light source assembly, the machine vision equipment and the light source assembly are arranged on the same side of the LED bracket material belt, and the online detection unit comprises:
the machine vision equipment is arranged on the rack, and the shooting range of the machine vision equipment covers a section to be shot of the LED support material belt;
the light source assembly comprises more than one light source, the more than one light source are arranged on the rack at intervals, and the installation positions of the light sources meet the condition that the sections to be shot of the LED support material belt are positioned in the light overlapping area of the light emitting areas of the light sources;
the blanking unit comprises a first linear displacement mechanism, a second linear displacement mechanism and a blanking die, wherein:
the blanking die is connected with a movable part of the first linear displacement mechanism, and the blanking die is driven by the first linear displacement mechanism to move along a second direction perpendicular to the first direction;
the fixed part of the first linear displacement mechanism is connected with the movable part of the second linear displacement mechanism, and the first linear displacement mechanism and the blanking die are driven by the second linear displacement mechanism together to move along a third direction perpendicular to the first direction and the second direction;
the fixed part of the second linear displacement mechanism is arranged on the frame;
the controller is respectively electrically connected with the feeding unit, the machine vision equipment, the first linear displacement mechanism and the second linear displacement mechanism.
2. The on-line detection and die-cutting device for the LED support material belt as claimed in claim 1, wherein: the light source assembly comprises two strip-shaped light sources which are parallel to each other and are obliquely arranged, and light rays of the two strip-shaped light sources are obliquely irradiated upwards so as to form a light ray overlapping area in a transferring area of the LED support material belt.
3. The on-line detection and die-cutting device for the LED support material belt as claimed in claim 2, wherein: the bar light source comprises a bar LED array and a light splitting plate, and the bar LED array is packaged through the light splitting plate.
4. The on-line detection and die-cutting device for the LED support material belt as claimed in claim 2, wherein: the inclination angle of the strip-shaped light source is 20-50 degrees.
5. The on-line detection and die-cutting device for the LED support material belt as claimed in claim 1, wherein: the blanking unit further includes a blanking bracket connected with the movable portion of the second linear displacement mechanism, and the first linear displacement mechanism is mounted on the blanking bracket.
6. The LED support material belt online detection punching device as claimed in claim 5, wherein: the blanking die comprises a blanking head and a blanking lower die, the blanking lower die is fixed on the blanking support, and the blanking head is connected with the movable part of the first linear displacement mechanism.
7. The on-line detection and die-cutting device for the LED support material belt as claimed in claim 1, wherein: the connector induction unit is mounted on the rack; the connector sensing unit comprises a shifting rod and a microswitch, the middle part of the shifting rod is rotatably arranged on the rack to form a lever mechanism, the microswitch is arranged beside a resistance arm of the lever mechanism, and the microswitch is electrically connected with the controller;
the power arm of the lever mechanism is located beside the transferring area of the LED support material belt, and when the LED support material belt is abnormally transferred, the LED support material belt touches the power arm.
8. The on-line detection and die-cutting device for the LED support material belt as claimed in claim 1, wherein: the feeding unit is a roller feeding machine.
9. The on-line detection and die-cutting device for the LED support material belt as claimed in claim 8, wherein: the roller feeder comprises a feeding motor, a transmission mechanism, an upper feeding roller and a lower feeding roller, the feeding motor drives the upper feeding roller and the lower feeding roller to rotate through the transmission mechanism, and the LED support material belt is clamped and transferred through the upper feeding roller and the lower feeding roller.
10. The on-line detection and die-cutting device for the LED support material belt as claimed in claim 9, wherein: the roller feeder also comprises a material pressing mechanism for adjusting the clamping force of the upper feeding roller and the lower feeding roller.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921861300.3U CN210816281U (en) | 2019-10-31 | 2019-10-31 | LED support material belt online detection punching equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921861300.3U CN210816281U (en) | 2019-10-31 | 2019-10-31 | LED support material belt online detection punching equipment |
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| CN210816281U true CN210816281U (en) | 2020-06-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110681601A (en) * | 2019-10-31 | 2020-01-14 | 博罗承创精密工业有限公司 | LED support material belt online detection punching system |
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2019
- 2019-10-31 CN CN201921861300.3U patent/CN210816281U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110681601A (en) * | 2019-10-31 | 2020-01-14 | 博罗承创精密工业有限公司 | LED support material belt online detection punching system |
| CN110681601B (en) * | 2019-10-31 | 2024-01-26 | 博罗承创精密工业有限公司 | LED support material strip on-line detection punching system |
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