CN211295051U

CN211295051U - LED support defect detecting and rejecting equipment

Info

Publication number: CN211295051U
Application number: CN202020141394.3U
Authority: CN
Inventors: 薛春花; 陈润康; 钟建平; 林淼; 张春平; 刘志永; 陈志列
Original assignee: Yanxiang Smart Iot Technology Co ltd; EVOC Intelligent Technology Co Ltd
Current assignee: Yanxiang Smart Iot Technology Co ltd; EVOC Intelligent Technology Co Ltd
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-08-18
Anticipated expiration: 2030-01-21

Abstract

The utility model provides a LED support defect detecting and rejection equipment. LED support defect detection and rejection equipment includes: rack, spacing track, defect detecting device and defect removing device, defect detecting device includes: the camera lens is positioned above the limiting track, the shooting direction of the camera lens faces the material belt to acquire images of the material belt, the computing module is in communication connection with the camera lens, and the computing module is used for judging whether the material belt has defect particles or not; the defect removing device includes: the rejecting module and the rejecting driving mechanism; spacing track includes: the material belt enters the limiting track through the feeding hole and leaves the limiting track through the discharging hole, and the rejecting module is located on one side, far away from the feeding hole, of the discharging hole. The utility model discloses can carry out the defect detection to the material area to reject the defect granule, convenient and fast uses manpower sparingly.

Description

LED support defect detecting and rejecting equipment

Technical Field

The utility model relates to a defect detection technical field especially relates to a LED support defect detecting and rejection equipment.

Background

Traditional LED support detects mostly artifical magnifying glass with and detects, if discover LED support defect granule still needs the manual work to reject after moulding plastics. Therefore, the manual detection has low efficiency, human eyes are easy to fatigue, the false detection rate and the omission rate are high, and the LED support has tiny defect particles, so that the human eyes are damaged when the manual detection is carried out for a long time; meanwhile, the manual removing method is time-consuming and labor-consuming, and is not beneficial to the production and the manufacture of the LED bracket.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a LED support defect detection and rejection apparatus can carry out the defect detection to the material area to reject the defect granule, convenient and fast uses manpower sparingly.

The utility model provides a LED support defect detecting and rejection equipment, include: the LED support defect detection and rejection device comprises a machine cabinet, a limiting rail, a defect detection device and a defect rejection device, wherein the limiting rail is used for limiting the conveying direction of a material belt in the LED support defect detection and rejection device;

the defect detection apparatus includes: the camera lens is positioned above the limiting track, the shooting direction of the camera lens faces the material belt to acquire images of the material belt, the computing module is in communication connection with the camera lens, and the computing module is used for judging whether the material belt has defect particles according to the images acquired through the camera lens;

the defect removing device includes: the device comprises a rejection module and a rejection driving mechanism for driving the rejection module to move;

the spacing track includes: the material belt enters the limiting rail through the feeding hole and leaves the limiting rail through the discharging hole, and the rejecting module is positioned on one side of the discharging hole, which is far away from the feeding hole;

and under the condition that the computing module determines that the material belt has defective particles and the defective particles move to the defect removing device, the computing module controls the removing driving mechanism to remove the removing module by moving the removing module so that the removing module removes the defective particles on the material belt.

Optionally, the culling module comprises: a male die and a female die;

a stamping head is fixedly arranged at one end of the male die facing the female die, a stamping opening is formed at one end of the female die facing the stamping head, and the stamping opening is matched with the stamping head;

and under the condition that the defective particles on the material belt move to a position between the male die and the female die, the rejecting driving mechanism drives the stamping head to be inserted into the female die through the stamping opening so as to reject the defective particles on the material belt.

Optionally, the reject driving mechanism comprises: the stamping mechanism comprises a stamping assembly, a translation assembly and a support frame, wherein the stamping assembly is used for driving the male die to move up and down, the translation assembly is used for driving the male die and the female die to move left and right, and the support frame is used for fixing the stamping assembly and the translation assembly in the cabinet;

under the condition that the defective particles move to between the male die and the female die, the translation assembly drives the male die and the female die to horizontally move so that the defective particles are located between the punching head and the punching opening, and the punching assembly drives the punching head to pass through the punching opening and the female die to be spliced so as to remove the defective particles out of the material belt.

Optionally, the reject driving mechanism further comprises: the jacking assembly is used for driving the female die to move up and down;

under the condition that the material belt needs to be rejected, the jacking assembly drives the female die to move upwards, so that the female die is inconsistent with the material belt.

Optionally, the defect detection apparatus further includes: the image capturing driving mechanism is used for driving the camera lens to move;

the image capturing driving mechanism comprises: the camera comprises an image capturing support fixedly connected with a camera lens, a lifting driving assembly for driving the image capturing support to move up and down, an image capturing slide rail and an image capturing slide block connected with the image capturing slide rail in a sliding manner;

the lifting driving assembly is fixedly connected with the cabinet, the image capturing slide rail is fixedly arranged on one side of the lifting driving assembly, the image capturing slide block is fixedly connected with the camera lens, and the moving direction of the image capturing slide block relative to the image capturing slide rail is the same as the moving direction of the image capturing support driven by the lifting driving assembly.

Optionally, the defect detection apparatus further includes: the light source, the first support, the second support and the third support are fixedly arranged in the cabinet;

the light source is located spacing orbital top, the light source with first support fixed connection, first support along the left and right sides direction with the second support slides and is connected, the second support along the upper and lower direction with be the third support and slide and be connected.

Optionally, the LED support defect detecting and rejecting apparatus further includes: a hold-down mechanism;

the hold-down mechanism includes: the device comprises a pressing roller, a lifting support rotationally connected with the pressing roller, a pressing driving piece used for driving the lifting support to move along the up-down direction, a supporting plate located below a limiting rail and a pressing support used for supporting the pressing driving piece;

the supporting plate is horizontally arranged, the pressing roller is located right above the limiting rail, and a rotating shaft of the pressing roller is horizontally arranged and is perpendicular to the conveying direction of the material belt below the pressing roller.

Optionally, the LED support defect detecting and rejecting apparatus further includes: a feeding mechanism;

the feed mechanism includes: the feeding device comprises a driving roller, a driven roller, a feeding support for supporting the driving roller and the driven roller, and a feeding driving assembly for driving the driving roller and the driven roller to rotate;

the utility model discloses a material loading device, including initiative gyro wheel, material loading support, driven gyro wheel, material loading support, initiative gyro wheel with all be provided with the inertia gyro wheel directly over the driven gyro wheel, the inertia gyro wheel with the material loading support can be dismantled and rotate and connect, the pivot of inertia gyro wheel with the pivot of driven gyro wheel is parallel, the pivot of driven gyro wheel with the pivot of initiative gyro wheel is parallel, the inertia gyro wheel is used for passing through the initiative gyro wheel with the material area is pushed down to the driven gyro wheel.

Optionally, the pressing mechanism is located above the feeding hole, the defect detection device is located between the pressing mechanism and the defect removal device, and the feeding mechanism is located on one side of the defect removal device, which is far away from the defect detection device.

Optionally, a buffer rail is fixedly arranged on one side of the pressing mechanism, which is far away from the defect detection device, and one side of the feeding mechanism, which is far away from the defect detection device, and the buffer rail is bent downwards towards the direction far away from the defect detection device.

The embodiment of the utility model provides a LED support defect detection and rejection equipment, wherein, defect detecting device can obtain the image in material area to convey the image in material area to calculation module confirms that there is the defect granule in the material area, and the defect granule removes extremely under defect rejection device's the condition, calculation module can control and reject actuating mechanism through removing reject the module, reject the defect granule in the material area, convenient and fast uses manpower sparingly.

Drawings

Fig. 1 is a structural diagram of a part of a side wall of an LED rack removing apparatus according to an embodiment of the present application;

FIG. 2 is a block diagram of a hold-down mechanism according to an embodiment of the present application;

FIG. 3 is a block diagram of a defect detection apparatus according to an embodiment of the present application;

FIG. 4 is a block diagram of a defect removal apparatus according to an embodiment of the present application;

FIG. 5 is a block diagram of a damping mechanism according to an embodiment of the present application;

fig. 6 is a partial cross-sectional view of a rejecting module according to an embodiment of the present application in an operating state;

FIG. 7 is a partial cross-sectional view of an embodiment of the present application showing the working principle of a lift bar;

FIG. 8 is a block diagram of a loading mechanism according to an embodiment of the present application;

fig. 9 is a structural diagram of an LED bracket defect detecting and removing apparatus according to an embodiment of the present application.

Reference numerals

1. A cabinet; 11. a display; 12. an audible and visual alarm device; 13. a control button; 14. a mouse and keyboard operation module; 2. a limiting track; 21. a feed inlet; 22. a discharge port; 3. a defect detecting device; 31. a camera lens; 32. an image capture driving mechanism; 321. an image taking support; 322. a lift drive assembly; 323. an image capturing slide rail; 324. an image taking slide block; 325. a light source; 326. a first bracket; 327. a second bracket; 328. a third support; 4. a defect eliminating device; 41. a rejecting module; 411. a male die; 4111. punching a head; 412. a female die; 4121. punching a hole; 42. a rejection drive mechanism; 421. a stamping assembly; 4211. stamping a bracket; 4212. stamping a driving piece; 422. a translation assembly; 4221. translating the upper bracket; 4222. a translation unit; 42221. a translation support; 42222. translating the lead screw; 42223. a translation drive; 4223. translating the lower bracket; 4224. translating the slide rail; 4225. a translation slide block; 423. a jacking assembly; 4231. jacking a support; 4232. jacking a driving piece; 4233. jacking a sliding block; 4234. jacking the sliding rail; 424. removing the bracket; 425. a fixing plate; 5. a waste collection tank; 51. a discharge pipe; 6. a buffer mechanism; 61. a lifting plate; 62. a buffer plate; 63. a buffer member; 64. a lifting bar; 641. a connecting portion; 642. a positioning part; 65. a guide post; 7. a hold-down mechanism; 71. a base; 72. pressing the roller; 73. a buffer ring; 74. a lifting support; 75. compressing the driving member; 76. compressing the bracket; 77. compressing the slide rail; 78. pressing the sliding block; 79. a support plate; 8. a feeding mechanism; 81. a buffer ring; 82. a driven roller; 83. a feeding support; 831. a base plate; 832. a first side plate; 833. a second side plate; 834. a strip-shaped hole; 84. a feeding drive assembly; 841. a primary pulley 842, a secondary pulley 843, a conveyor belt; 844. a feeding driving member; 8441. a feeding servo motor; 8442. a speed reducer; 85. an inert roller; 9. A buffer rail; 91. a first limit wheel; 92. a second limiting wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a LED support defect detecting and rejecting equipment combines fig. 1, LED support defect detecting and rejecting equipment includes: the device comprises a cabinet 1, a limiting track 2, a defect detection device 3 and a defect removal device 4. The limiting track 2 is used for limiting the conveying direction of the material belt on the LED support defect detecting and removing equipment, and the cabinet 1 is used for supporting the limiting track 2, the defect detecting device 3 and the defect removing device 4.

Referring to fig. 3, the defect detecting apparatus 3 includes: the camera lens 31 is located above the limiting track 2, the shooting direction of the camera lens 31 faces the material belt which does not pass through the defect removing device 4 so as to obtain an image of the material belt, the computing module is in communication connection with the camera lens 31, and the computing module is used for judging whether defect particles exist in the material belt according to the image obtained through the camera lens 31. In the present embodiment, the shooting direction of the camera lens 31 is directed directly downward.

With reference to fig. 4, the defect rejecting apparatus 4 includes: the device comprises a rejecting module 41 and a rejecting driving mechanism 42 for driving the rejecting module 41 to move.

With reference to fig. 1 and 4, the limit rail 2 includes: an inlet port 21 and an outlet port 22. The material belt enters the limiting rail 2 through the feeding hole 21 and leaves the limiting rail 2 through the discharging hole 22, and the eliminating module 41 is located on one side of the discharging hole 22 away from the feeding hole 21;

when the computing module determines that the material belt has defective particles and the defective particles move to the defect removing device 4, the computing module controls the removing driving mechanism 42 to remove the defective particles on the material belt by moving the removing module 41, so that the removing module 41 removes the defective particles on the material belt.

LED support defect detection and rejection equipment degree of automation is high, wherein, defect detection device 3 can obtain the image in material area to convey the image in material area to calculation module it has the defect granule to confirm that the material area has, and the defect granule removes to under the condition of defect rejection device 4, calculation module can control and reject actuating mechanism 42 through removing reject module 41, reject the defect granule on the material area, convenient and fast saves the manpower.

With reference to fig. 2, the LED support defect detecting and rejecting apparatus further includes: and a pressing mechanism 7. The pressing mechanism 7 includes: the device comprises a base 71, a pressing roller 72, a lifting bracket 74 rotationally connected with the pressing roller 72, a pressing driving piece 75 used for driving the lifting bracket 74 to move along the vertical direction, a supporting plate 79 located below the limiting rail 2, and a pressing bracket 76 used for supporting the pressing driving piece 75.

In this example, the supporting plate 79 is horizontally disposed, the pressing bracket 76 and the limiting rail 2 are both fixedly connected to the supporting plate 79, the supporting plate 79 is fixedly connected to the base 71, the pressing roller 72 is located directly above the limiting rail 2, the rotating shaft of the pressing roller 72 is horizontally disposed and perpendicular to the conveying direction of the material belt below the pressing roller 72, and the pressing driving member 75 is located above the pressing roller 72. The base 71 is fixedly connected with the cabinet 1.

The pressing roller 72 in the pressing mechanism 7 can move downwards through the driving of the pressing driving member 75 above, so that the pressing roller 72 presses the material belt below, the material belt can be prevented from being separated from the original movement track due to vibration or other external factors, and the flatness of the material belt is ensured. Meanwhile, the rotating shaft of the pressing roller 72 is horizontally arranged and is perpendicular to the conveying direction of the material belt below the pressing roller 72, and the pressing roller 72 is rotatably connected with the lifting bracket 74, so that the friction force applied to the material belt by the pressing roller 72 can be reduced, and the material belt can be conveyed conveniently while being pressed.

The hold-down mechanism 7 further includes: a hold-down slide 77 and a hold-down slider 78. The pressing slide rail 77 is connected with the pressing slide block 78 in a sliding manner in the up-down direction.

The pressing slide rail 77 is fixedly connected with the pressing bracket 76, and the pressing slide block 78 is fixedly connected with the lifting bracket 74; or the pressing slide rail 77 is fixedly connected with the lifting bracket 74, and the pressing slide block 78 is fixedly connected with the pressing bracket 76. The pressing slide rails 77 and the pressing slide blocks 78 are arranged, so that the stability of the pressing roller 72 in the up-and-down moving process can be improved, the roller is prevented from being dislocated with the material belt in the descending process, and the pressing effect of the pressing roller 72 on the material belt is influenced.

The pressing support 76 and the lifting support 74 are both n-shaped structures, the bottom end of the pressing support 76 is fixedly connected with the base 71, and the lifting support 74 is located inside the pressing support 76. The restriction of the structure and position of the pressing bracket 76 and the lifting bracket 74 can improve the space utilization rate of the pressing mechanism 7 while ensuring the up-and-down movement of the pressing roller 72.

The compression drive member 75 includes: and a cylinder. The cylinder is fixedly connected with the top of the pressing bracket 76, and the driving rod of the cylinder penetrates through the top of the pressing bracket 76 and is fixedly connected with the top of the lifting bracket 74. The pressing roller 72 is driven by the air cylinder, the pressing roller 72 can be driven to move quickly, the load borne by the air cylinder is large, and large pressure can be applied to the pressing roller 72, so that the pressing effect of the pressing roller 72 on the material belt is guaranteed.

The periphery of the pressing roller 72 is fixedly provided with a buffer ring 73 with elasticity. The arrangement of the buffer ring 73 can reduce the hard extrusion force to the material belt, so that the damage to the material belt can be reduced.

The number of the pressing rollers 72 is two, and the two pressing rollers 72 are arranged in parallel along the conveying direction of the material belt. Therefore, the flatness of the material belt can be ensured.

The number of the buffer rings 73 on each of the pressing rollers 72 is three, and the buffer rings 73 on each of the pressing rollers 72 are arranged at equal intervals. The arrangement of the buffer rings 73 is limited to ensure that the pressing roller 72 can uniformly press the material belt, so as to further prevent the material belt from being plastically deformed or damaged in the pressing process.

With reference to fig. 3, the defect detection apparatus 3 further includes: and an image taking driving mechanism 32 for driving the camera lens 31 to move. The image capturing drive mechanism 32 includes: the image capturing device comprises an image capturing support 321 fixedly connected with the camera lens 31, a lifting driving assembly 322 for driving the image capturing support 321 to move up and down, an image capturing slide rail 323, and an image capturing slider 324 connected with the image capturing slide rail 323 in a sliding manner. In this embodiment, the lifting driving assembly 322 is a ball screw lifting assembly. Through rotating the handle among the ball lift assembly, can drive the relative rack 1 of lead screw and reciprocate, and then make the lead screw drive get for instance support 321 reciprocates.

The lifting driving assembly 322 is fixedly connected to the cabinet 1, the image capturing slide rail 323 is fixedly disposed at one side of the lifting driving assembly 322, the image capturing slider 324 is fixedly connected to the camera lens 31, and a moving direction of the image capturing slider 324 relative to the image capturing slide rail 323 is the same as a moving direction of the image capturing support 321 driven by the lifting driving assembly 322. In this embodiment, the image capturing slide rail 323 is fixedly connected to the housing of the lifting driving assembly 322. The arrangement of the image capturing slide rail 323 and the image capturing slider 324 can increase the stability of the lifting driving component 322 driving the camera lens 31 to move up and down.

The defect detection apparatus 3 further includes: a light source 325, a first bracket 326, a second bracket 327, and a third bracket 328 fixedly disposed within the cabinet 1.

The light source 325 is located above the limiting track 2, the light source 325 is fixedly connected with the first support 326, the first support 326 is connected with the second support 327 in a sliding manner along the left-right direction, and the second support 327 is connected with the third support 328 in a sliding manner along the up-down direction. The third bracket 328 is fixedly connected to the base 71. After the position of the light source 325 is determined, the first bracket 326 is detachably and fixedly connected with the second bracket 327 through a screw, and the second bracket 327 is detachably and fixedly connected with the third bracket 328 through a screw. The first bracket 326, the second bracket 327 and the third bracket 328 are configured to adjust the position of the light source 325 relative to the check track 2.

With reference to fig. 4, 5 and 6, the eliminating module 41 includes: a male die 411 and a female die 412. A stamping head 4111 is fixedly arranged at one end of the male die 411 facing the female die 412, a stamping opening 4121 is formed at one end of the female die 412 facing the stamping head 4111, and the stamping opening 4121 is matched with the stamping head 4111. The reject driving mechanism 42 includes: the punch assembly is characterized by comprising a punching assembly 421 for driving the punch 411 to move in the up-down direction, a translation assembly 422 for driving the punch 411 and the die 412 to move in the left-right direction, and a removing bracket 424 for fixing the punching assembly 421 and the translation assembly 422. In this embodiment, the rejecting bracket 424 is fixedly connected to the cabinet 1; the punch assembly 421 is located above the translation assembly 422; the translation assembly 422 is used for driving the stamping assembly 421 and the rejecting module 41 to move along the left-right direction.

Under the condition that the defective particles on the material belt move to a position between the male die 411 and the female die 412, the translation assembly 422 is configured to drive the male die 411 and the female die 412 to horizontally move, so that the defective particles are located between the stamping head 4111 and the stamping opening 4121, and the stamping assembly 421 drives the stamping head 4111 to be inserted into the female die 412 through the stamping opening 4121, so as to remove the defective particles on the material belt.

Defect rejecting device 4 can make rejection module 41 aim at the defect granule through translation subassembly 422 to drive terrace die 411 downstream through punching press subassembly 421, make punching press head 4111 insert through punching press mouth 4121 in the die 412, thereby reject the defect granule on the material area, simple structure, labour saving and time saving.

The reject driving mechanism 42 further includes: and the jacking assembly 423 is used for driving the female die 412 to move in the up-down direction. Under the condition that the material belt needs to be removed, the jacking assembly 423 drives the female die 412 to move upwards, so that the female die 412 is abutted to the material belt. Jacking subassembly 423 set up can be rejected the module 41 before rejecting the defect granule on the material area, play the effect of support to the bottom in material area, so can avoid reject the defect granule in-process that module 41 took to make the material area take place to deform in rejecting the material area.

The jacking assembly 423 includes: the jacking bracket 4231 and a jacking driving piece 4232 for driving the jacking bracket 4231 to move along the up-down direction. The jacking driving member 4232 is fixedly connected with the removing bracket 424, and the jacking bracket 4231 is used for supporting the translation assembly 422. A jacking sliding block 4233 and a jacking sliding rail 4234 are arranged between the side wall of the jacking support 4231 and the side wall of the removing support 424, and the jacking sliding block 4233 is connected with the jacking sliding rail 4234 in a sliding manner; in this embodiment, the jacking bracket 4231 and the removing bracket 424 are both U-shaped structures, and the jacking bracket 4231 is located inside the removing bracket 424; the jacking sliding block 4233 is fixedly connected with the outer side wall of the jacking support 4231, and the jacking sliding rail 4234 is fixedly connected with the inner side wall of the removing support 424; the rejection bracket 424 is connected in a sliding manner; a fixing plate 425 is fixedly arranged at the top of the outer side of the removing bracket 424, and the removing bracket 424 is fixedly connected with the cabinet 1 through the fixing plate 425; jacking subassembly 423 is the vertical cylinder of placing, just the supporting seat of cylinder with reject support 424 fixed connection, the one end of the telescopic link of cylinder and jacking support 4231's bottom fixed connection. The space utilization rate of the jacking assembly 423 can be improved through limiting the structures of the jacking support 4231 and the rejecting support 424, and meanwhile, the stable up-down movement of the jacking support 4231 can also be guaranteed.

The translation assembly 422 includes: the upper translational support 4221, a translational unit 4222 for moving the upper translational support 4221 in the left-right direction, and a lower translational support 4223 for supporting the translational unit 4222. The translational lower support 4223 is fixedly connected with the jacking support 4231, and the translational upper support 4221 is used for supporting the stamping assembly 421.

The translation unit 4222 includes: the device comprises a translation support 42221, a translation lead screw 42222 for driving the translation support 42221 to move in the left-right direction, and a translation driving piece 42223 for driving the translation lead screw 42222 to rotate. The translation support 42221 is fixedly connected with the translation upper bracket 4221. In this embodiment, the translation driving component 42223 is a servo motor, the translation lead screw 42222 is rotationally connected with the jacking bracket 4231, an output shaft of the servo motor is fixedly connected with the translation lead screw 42222, and the servo motor drives the translation lead screw 42222 to rotate so that the translation lead screw 42222 drives the translation support 42221 to move left and right along the translation lead screw 42222, and further drives the male die 411 and the female die 412 to move left and right, so that the defect particles on the material strap are located right below the stamping head 4111.

The upper translational support 4221 is located above the lower translational support 4223. A translation sliding rail 4224 and a translation sliding block 4225 connected with the translation sliding rail 4224 in a sliding manner are arranged between the translation upper bracket 4221 and the translation lower bracket 4223.

The translation slide rail 4224 is fixedly connected with the translation lower bracket 4223, and the translation slider 4225 is fixedly connected with the translation upper bracket 4221, or the translation slide rail 4224 is fixedly connected with the translation upper bracket 4221, and the translation slider 4225 is fixedly connected with the translation lower bracket 4223. The arrangement of the translation slide 4224 and the translation slider 4225 can improve the stability of the translation driver 42223 in driving the male die 411 and the female die 412.

The defect rejecting apparatus 4 further includes: a scrap collecting box 5 for storing the defective granules which have been rejected and separated from the female mold 412 through the punching hole 4121. The scrap collecting box 5 is positioned below the female die 412, and the punching opening 4121 penetrates through the female die 412, so that the rejected defective particles are separated from the female die 412 through the punching opening 4121. In this embodiment, a strip-shaped through hole is formed in the middle of the lower translation bracket 4223 along the left-right direction, the strip-shaped through hole penetrates through the upper surface and the lower surface of the lower translation bracket 4223, and one end of the stamping opening 4121, which is far away from the stamping head 4111, is located right below the strip-shaped through hole; the waste collection box 5 is positioned below the translational lower support 4223 and is fixedly connected with the jacking support 4231, and the opening of the waste collection box 5 faces the strip-shaped through hole, so that the rejected defective particles on the material belt can sequentially pass through the stamping hole 4121 and the strip-shaped through hole and fall into the waste collection box 5. The bottom of the waste collection box 5 is provided with a discharge pipe 51 communicated with the waste collection box 5, one end of the discharge pipe 51, which is far away from the waste collection box 5, is externally connected with a material suction device, and the material suction device enables the bottom of the waste collection box 5 to generate negative pressure through the material receiving pipe, so that defect particles falling into the waste collection box 5 are sucked into the material suction device.

The punch assembly 421 includes: a stamping support 4211 and a stamping driving part 4212 for driving the male die 411 to move in the up-and-down direction. The punching support 4211 is fixedly connected with the translation upper support 4221, and the female die 412 is positioned right below the male die 411 and is fixedly connected with the punching support 4211. In this embodiment, the ram driver 4212 is a ram cylinder.

With reference to fig. 5, 6 and 7, the defect rejecting apparatus 4 further includes: and a buffer mechanism 6. The damper mechanism 6 includes: a lifting plate 61, a buffer plate 62 located below the lifting plate 61, a buffer member 63 located between the lifting plate 61 and the buffer plate 62, and a lifting rod 64 connecting the lifting plate 61 and the buffer plate 62. In this embodiment, the buffer 63 is a spring.

The male die 411 is located below the lifting plate 61 and is fixedly connected with the lifting plate 61, the buffer plate 62 is located above the female die 412, the buffer plate 62 is provided with a buffer hole penetrating through the buffer plate 62, and the male die 411 is inserted into the buffer plate 62 through the buffer hole. The lift lever 64 includes: a connecting part 641 and a positioning part 642, wherein the positioning part 642 is fixedly arranged on the peripheral side of one end of the connecting part 641. The cushion member 63 is fitted to the outer side of the connection portion 641. The male die 411 is fixedly connected with the lifting plate 61. The punching press driving part 4212 passes through the lifting plate 61 drives the in-process that the terrace die 411 moved downwards, the buffer plate 62 offsets with the material area earlier, the punching press driving part 4212 continues to drive the terrace die 411 moves downwards to make the buffer member 63 take place elastic deformation and to upwards effort is applyed to the lifting plate 61, so can be right the terrace die 411 descends and cushions, and the buffer plate 62 is right simultaneously the pressing in material area can further prevent that the material area from taking place deformation or damage in the rejection in-process. A guide column 65 is fixedly arranged above the upper translational support 4221, and the buffer plate 62 and the lifting plate 61 are connected with the guide column 65 in a sliding manner along the up-down direction.

In an alternative embodiment, an end of the connecting portion 641 away from the positioning portion 642 penetrates through the lifting plate 61 in a top-down direction and is fixedly connected to the buffering plate 62, and the lifting plate 61 is slidably connected to the connecting portion 641. In the process that the punch driving member 4212 drives the lifting plate 61 to move upwards, the positioning portion 642 is clamped with the lifting plate 61 in the vertical direction, so that the connecting portion 641 drives the buffer plate 62 to move upwards.

In an alternative embodiment, one end of the connecting portion 641, which is far away from the positioning portion 642, penetrates through the buffer plate 62 in a bottom-up direction, and is fixedly connected to the lifting plate 61, and the buffer plate 62 is slidably connected to the connecting portion 641. In the process that the punch driving member 4212 drives the lifting plate 61 to move upwards, the positioning portion 642 is clamped with the buffer plate 62 in the vertical direction, so that the lifting rod 64 drives the buffer plate 62 to move upwards along with the lifting plate 61.

Under the condition that the stamping head 4111 is inserted into the female die 412 through the stamping opening 4121, the distance from the side wall of the stamping head 4111 to the female die 412 is less than the thickness of the material belt. The stamping head 4111 and the unilateral gap of the female die 412 are limited, so that deformation of the material belt in the removing process can be further prevented, and downward deformation of the material belt at the edge of the defective particle in the removing process can be specifically prevented.

With reference to fig. 8, the LED support defect detecting and rejecting apparatus further includes: and a feeding mechanism 8. The feed mechanism 8 includes: the automatic feeding device comprises a driving roller, a driven roller 82, a feeding bracket 83 for supporting the driving roller and the driven roller 82, and a feeding driving assembly 84 for driving the driving roller and the driven roller 82 to rotate.

The driving roller and the driven roller 82 are provided with an inert roller 85 directly over, the inert roller 85 is connected with the feeding support 83 in a rotating mode, a rotating shaft of the inert roller 85 is parallel to a rotating shaft of the driven roller 82, the rotating shaft of the driven roller 82 is parallel to the rotating shaft of the driving roller, and the inert roller 85 is used for passing through the driving roller and the driven roller 82 to press the material belt downwards.

In the process that the material belt moves among the inert roller 85, the driving roller and the driven roller 82, the inert roller 85 increases the friction force between the material belt and the driving roller and the driven roller 82 by applying downward pressure to the material belt, so that the driving roller and the driven roller 82 stably drive the material belt to move under the driving of the feeding driving assembly 84, and the structure is simple, and time and labor are saved.

The feeding drive assembly 84 includes: a main belt wheel 841, a secondary belt wheel 842, a conveyor belt 843 and a feeding driving piece 844 for driving the main belt wheel 841 to rotate.

The conveyer belt 843 cup joints the main belt wheel 841 with the outside of following the band pulley 842, the main belt wheel 841 with the axis of revolution of drive roller, just the pivot of main belt wheel 841 with the pivot fixed connection of drive roller, follow the band pulley 842 with the axis of revolution of driven roller 82, just the pivot of following the band pulley 842 with the pivot fixed connection of driven roller 82. The driving roller is driven to rotate by the main belt wheel 841, and the driven roller 82 is driven to rotate by the auxiliary belt wheel 842, so that the conveying efficiency of the material belt can be improved.

The primary pulley 841 has the same radius as the secondary pulley 842, and the primary roller has the same radius as the secondary roller 82. The limitation on the radiuses of the main belt wheel 841, the auxiliary belt wheel 842, the driving roller and the driven roller 82 can ensure that the rotating speeds of the driving roller and the driven roller 82 are the same, so that the situation that the surfaces of the material belts are damaged due to the fact that the material belts are disadvantageously rubbed in the process of conveying the material belts because the rotating speeds of the driving roller and the driven roller 82 are different can be avoided.

Elastic buffer rings 81 are fixedly arranged on the peripheral sides of the driving roller, the driven roller 82 and the inert roller 85. The arrangement of the buffer ring 81 can reduce the hard extrusion force on the material belt, so that the damage on the material belt can be reduced. In this embodiment, the cushion ring 73 and the cushion ring 81 are made of rubber.

The distance from the buffer ring 81 on the driving roller to the buffer ring 81 on the inert roller 85 right above the driving roller and the distance from the buffer ring 81 on the driven roller 82 to the buffer ring 81 on the inert roller 85 right above the driven roller 82 are both smaller than the thickness of the material belt. So can guarantee that the even effort of exerting to the material area of cushion ring 81 in the left and right directions to drive the material area and remove.

The number of the buffer rings 81 on the driving roller, the driven roller 82 and each idler roller 85 is three, and the buffer rings 81 on the driving roller, the driven roller 82 and each idler roller 85 are arranged at equal intervals. The arrangement mode of the buffer rings 73 is limited, so that the acting force which is uniformly applied to the material belt by the buffer rings 81 in the left-right direction can be guaranteed, the material belt is driven to move, and the moving direction of the material belt in the moving process can be further prevented from being changed.

The distance from the buffer ring 81 on the driving roller to the buffer ring 81 on the idler roller 85 directly above the driving roller is equal to the distance from the buffer ring 81 on the driven roller 82 to the buffer ring 81 on the idler roller 85 directly above the driven roller 82. So can further guarantee the even effort of exerting the material area of buffer ring 81 in the left and right directions to drive the material area and remove.

The feeding support 83 includes: a bottom panel 831, a first side panel 832 and a second side panel 833. The first side plate 832 and the second side plate 833 are parallel to each other, and both the first side plate 832 and the second side plate 833 are located above the bottom plate 831 and are fixedly connected to the bottom plate 831. The driving roller, the driven roller 82 and the idler roller 85 are located between the first side plate 832 and the second side plate 833 and are rotatably connected with the first side plate 832 and the second side plate 833. In this embodiment, the bottom plate 831 is fixedly connected to the cabinet 1. The shape of the loading bracket 83 is defined, so that the loading bracket 83 can stably support the rotation of the driving roller, the driven roller 82 and the idle roller 85.

The primary pulley 841 and the secondary pulley 842 are both located on one side of the first side plate 832 far from the second side plate 833 and are rotationally connected with the first side plate 832. The feeding driving member 844 is located on a side of the second side edge, which is far away from the first side plate 832, and an output shaft of the feeding driving member 844 is rotatably connected with the second side plate 833. In this embodiment, the loading drive 844 includes: a feeding servo motor 8441 and a reducer 8442. An output shaft of the feeding servo motor 8441 is connected with the speed reducer 8442, an output shaft of the speed reducer 8442 is rotatably connected with the second side plate 833, and an output shaft of the speed reducer 8442 is fixedly connected with a rotating shaft of the driving roller. The positions of the primary belt wheel 841, the secondary belt wheel 842 and the feeding driving member 844 are limited, so that the utilization rate of the feeding support 83 can be improved, and the feeding support 83 can also ensure the stability of the operation of the feeding driving assembly 84 in a limited space.

A strip-shaped hole 834 is formed in the tops of the first side plate 832 and the second side plate 833, a rotating shaft of the inert roller 85 is detachably and fixedly connected with the first side plate 832 and the second side plate 833 through the strip-shaped hole 834, and a wheel body of the inert roller 85 is rotatably connected with the rotating shaft of the inert roller 85. The arrangement of the strip holes 834 can facilitate changing the distance between the inertia roller 85 and the driving roller 82, so that the feeding mechanism 8 can convey material strips with different thicknesses.

In an alternative embodiment, referring to fig. 9, the cabinet 1 has a double-layer structure, the computing module is located at a lower layer of the cabinet 1, and the pressing mechanism 7, the defect detecting device 3, the defect rejecting device 4 and the feeding device are located at an upper layer of the cabinet 1. The computing module is an industrial computer. The outer side of the upper layer of the cabinet 1 is fixedly provided with a display 11, an audible and visual alarm device 12, a control button 13 and a mouse and keyboard operation module 14, and the display 11, the audible and visual alarm device 12, the control button 13 and the mouse and keyboard operation module 14 are all in communication connection with the calculation module. The display 11 is used for providing a human-computer interaction interface, for example, a worker can observe an image captured by the camera lens 31 through the display 11, and control a computing module and the like through the display 11; the sound and light alarm device 12 is used for giving an alarm in case of an abnormal device, for example, the calculation module cannot acquire an image shot by the camera lens 31, and cannot control the translation driving member 42223 to move; the control button 13 is used for rapidly controlling the working state of each driver in the equipment, such as rapidly stopping the punching driver 4212 through the control button 13 in an emergency; the mouse and keyboard operation module 14 is used for controlling the calculation module through the display 11, and further controlling each driving part in the equipment.

The pressing mechanism 7 is located above the feeding hole 21, the defect detection device 3 is located between the pressing mechanism 7 and the defect removing device 4, and the feeding mechanism 8 is located on one side, far away from the defect detection device 3, of the defect removing device 4. The feeding mechanism 8 is arranged on one side, away from the defect detection device 3, of the defect removing device 4, the flatness of the material belt passing through the defect detection device 3 and the defect removing device 4 can be guaranteed, the material belt passing through the defect detection device 3 and the defect removing device 4 is prevented from warping, and therefore the detection efficiency of the defect detection device 3 and the removing efficiency of the defect removing device 4 can be improved.

One side of the pressing mechanism 7, which is far away from the defect detection device 3, and one side of the feeding mechanism 8, which is far away from the defect detection device 3, are both fixedly provided with buffer rails 9, and the buffer rails 9 are bent downwards in the direction far away from the defect detection device 3. Buffering track 9 set up can get into in the material area and leave LED support defect detects and rejects when equipment, play the effect of support to the material area, prevent that the material area in the LED support defect detects and rejects the equipment outside drives because of gravity the material area in the LED support defect detects and rejects the equipment removes to the influence is to the material area detect and the effect of defect granule rejection, can also avoid the material area simultaneously to be in hold-down mechanism 7 is kept away from one side of defect detection device 3 with feed mechanism 8 is kept away from one side of defect detection device 3 takes place plasticity bending deformation because of self gravity.

The buffer rail 9 is provided with a first limiting wheel 91 and a second limiting wheel 92, the first limiting wheel 91 and the second limiting wheel 92 are rotatably connected with the buffer rail 9, and the first limiting wheel 91 and the second limiting wheel 92 are used for limiting the conveying direction of the material belt on the buffer rail 9. The arrangement of the first limiting wheel 91 and the second limiting wheel 92 can limit the moving direction of the material belt when the material belt enters and leaves the LED support defect detecting and removing equipment, so that the material belt can be guaranteed to stably move in the LED support defect detecting and removing equipment.

The LED support defect detecting and removing equipment comprises the following basic working processes:

step S1: the computing module controls a feeding driving piece 844, so that the feeding mechanism 8 drives the material belt to sequentially pass through the pressing mechanism, the defect detection device 3 and the defect removal device 4; when the calculation module processes the image of the material tape acquired through the camera lens 31 and determines that at least one part of the material tape has the defect particles, the calculation module controls the feeding mechanism 8 to drive the material tape to move according to the position of the defect particles relative to the material tape, so that the defect particles move to the position below the stamping head 4111.

Step S2: the calculation module controls the feeding mechanism 8 to stop driving the material belt to move.

Step S3: the translational driving member 42223 is controlled to drive the male die 411 and the female die 412 to move in the left-right direction, so that the defect particles are located right below the stamping head 4111.

Step S4: the calculation module controls the jacking driving member 4232 to drive the translation assembly 422, the stamping assembly 421 and the rejection module 41 to move upwards, so that the upper surface of the female die 412 is in contact with the material belt.

Step S5: the computing module controls the punch driver 4212 to move the punch 411 downward, so that the defect particles are separated from the material belt and fall into the waste collector through the punch opening 4121.

When at least two defect particles appear on the strip along the straight line in the left-right direction, after the defect removing device 4 removes one of the defect particles, the computing module repeatedly executes the steps S3 to S5 to remove all the defect particles on the strip along the same straight line in the left-right direction.

The above is one working process of the LED bracket defect detecting and rejecting device, but the application is not limited thereto. LED support defect detection and rejection equipment simple structure, degree of automation are high, can be quick reject the defect granule on the material area, convenient operation, labour saving and time saving.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a LED support defect detecting and rejection equipment which characterized in that includes: the LED support defect detection and rejection device comprises a machine cabinet, a limiting rail, a defect detection device and a defect rejection device, wherein the limiting rail is used for limiting the conveying direction of a material belt in the LED support defect detection and rejection device;

2. The LED support defect detecting and rejecting device according to claim 1, wherein the rejecting module comprises: a male die and a female die;

3. The LED support defect detecting and rejecting device according to claim 2, wherein the rejecting driving mechanism comprises: the stamping mechanism comprises a stamping assembly, a translation assembly and a support frame, wherein the stamping assembly is used for driving the male die to move up and down, the translation assembly is used for driving the male die and the female die to move left and right, and the support frame is used for fixing the stamping assembly and the translation assembly in the cabinet;

4. The LED support defect detecting and rejecting device according to claim 3, wherein the rejecting driving mechanism further comprises: the jacking assembly is used for driving the female die to move up and down;

5. The LED support defect detecting and removing device according to claim 1, wherein the defect detecting device further comprises: the image capturing driving mechanism is used for driving the camera lens to move;

6. The LED support defect detecting and removing device according to claim 1, wherein the defect detecting device further comprises: the light source, the first support, the second support and the third support are fixedly arranged in the cabinet;

7. The LED support defect detecting and rejecting device according to claim 1, wherein the LED support defect detecting and rejecting device further comprises: a hold-down mechanism;

8. The LED support defect detecting and rejecting device according to claim 7, wherein the LED support defect detecting and rejecting device further comprises: a feeding mechanism;

9. The LED bracket defect detecting and rejecting device according to claim 8, wherein the pressing mechanism is located above the feeding hole, the defect detecting device is located between the pressing mechanism and the defect rejecting device, and the feeding mechanism is located on one side of the defect rejecting device, which is far away from the defect detecting device.

10. The LED bracket defect detecting and rejecting device according to claim 8, wherein a buffering rail is fixedly arranged on both a side of the pressing mechanism away from the defect detecting device and a side of the feeding mechanism away from the defect detecting device, and the buffering rail is bent downwards in a direction away from the defect detecting device.