CN113019988B

CN113019988B - Visual inspection equipment

Info

Publication number: CN113019988B
Application number: CN202110287722.XA
Authority: CN
Inventors: 苏骞; 刘全胜; 王磊; 倪贵平; 苏凯
Original assignee: Dongguan Allmerit Technology Co Ltd
Current assignee: Dongguan Allmerit Technology Co Ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2022-11-08
Anticipated expiration: 2041-03-17
Also published as: CN113019988A

Abstract

The invention relates to visual detection equipment which comprises a rack, a feeding device arranged on the rack, a detection platform for receiving a workpiece to be detected, wherein the workpiece to be detected is conveyed by the feeding device, the detection device for visually detecting the workpiece to be detected on the detection platform, a blanking device arranged on the rack and used for distinguishing qualified workpieces from unqualified workpieces after detection of the detection device, and an adjusting device arranged on the rack, used for installing the detection device and capable of adjusting the relative position of the detection device and the workpiece to be detected. This visual detection equipment will wait to detect the work piece transmission to testing platform through loading attachment, and rethread detection device carries out visual detection to waiting to detect the work piece on the testing platform to adjust the relative position of detection device and work piece through adjusting device, and will detect qualified work piece and the unqualified work piece of accomplishing and distinguish the unloading through unloader, thereby can realize automatic detection work piece, and then can improve detection efficiency, practices thrift the human cost.

Description

Visual inspection equipment

Technical Field

The invention relates to the field of automation, in particular to a visual inspection device.

Background

In the related art, the integrated circuit lead frames are usually manually detected, and operators are required to compare the integrated circuit lead frames, so that a large amount of manpower and material resources are required to be consumed, and the detection efficiency is low.

Disclosure of Invention

The invention aims to provide an improved visual inspection device.

The technical scheme adopted by the invention for solving the technical problems is as follows: the visual detection equipment comprises a rack, a feeding device arranged on the rack, a detection platform for bearing workpieces to be detected, the workpieces to be detected are conveyed by the feeding device, a detection device for visually detecting the workpieces to be detected on the detection platform, a blanking device arranged on the rack and used for distinguishing qualified workpieces from unqualified workpieces after the detection of the detection device is completed, and an adjusting device arranged on the rack, wherein the detection device can be arranged on the rack, and the relative position of the detection device and the workpieces to be detected can be adjusted.

Preferably, the detection platform comprises a bracket and a bearing platform arranged on the bracket;

the bearing table comprises a carrier plate for bearing a workpiece, a clamping assembly arranged on the carrier plate for clamping and fixing the workpiece, and a positioning structure arranged on the carrier plate for attracting and positioning the workpiece;

the positioning structure comprises an adsorption positioning pad which is arranged on the carrier plate and used for adsorbing the workpiece;

the adsorption positioning pad is provided with an adsorption hole which is connected with a vacuum adsorption device to carry out vacuum adsorption on the workpiece;

the carrier plate is provided with a containing groove for containing the adsorption positioning pad;

and the support plate is provided with a connecting through hole which is communicated with the accommodating groove and can be connected with an external vacuum adsorption device.

Preferably, the carrier plate comprises a first carrier plate and a second carrier plate which can be arranged in a relatively movable manner;

the clamping assembly comprises a first clamping unit arranged on the first carrier plate and a second clamping unit arranged on the second carrier plate and matched with the first clamping unit to clamp the workpiece; the first clamping unit and the second clamping unit are arranged oppositely;

the bearing table further comprises an adjusting assembly for adjusting the relative distance between the first carrier plate and the second carrier plate to adapt to workpieces with different sizes;

the adjusting assembly comprises a driving unit and a transmission unit connected with the driving unit to drive the first carrier plate and the second carrier plate to move relatively.

Preferably, the plummer further comprises a sliding plate which is arranged on the bracket and can be arranged in a reciprocating sliding manner;

the carrier plate is arranged on the sliding plate;

the detection platform further comprises a first driving mechanism arranged on the support and used for driving the sliding plate to reciprocate and a first guide mechanism arranged on the support and used for slidably guiding the sliding plate.

Preferably, the detection means comprises a detection camera;

the adjusting device comprises a mounting rack, a camera mounting structure and an adjusting mechanism, wherein the camera mounting structure is mounted on the mounting rack and used for mounting a detection camera, and the adjusting mechanism is mounted on the mounting rack and connected with the camera mounting structure so as to drive the camera mounting structure to reciprocate along a first direction to adjust the focal length of the detection camera;

the camera mounting structure comprises a frame body for mounting the detection camera and a first adjusting unit arranged on the frame body for adjusting the angle of the detection camera;

the adjustment mechanism is including install in hand wheel on the mounting bracket, with hand wheel connection and by the hand wheel drives pivoted lead screw, cover and locates on the lead screw and with camera mounting structure connects in order to drive camera mounting structure follows the screw of first direction reciprocating motion.

Preferably, the frame body is provided with a mounting plate for mounting the detection camera;

first regulating unit including set up in on the mounting panel and the cover is located first regulating plate, cover on the camera lens of detection camera are located on the camera lens of detection camera and can set for the angle rotation install in second regulating plate on the first regulating plate and drive the second regulating plate rotates in order to drive the camera lens rotates angle regulation's first drive assembly.

Preferably, the camera mounting structure further comprises a second adjusting unit connected with the first adjusting plate to drive the first adjusting plate and the detection camera to reciprocate along a second direction;

and/or, the camera mounting structure further comprises a third adjusting unit connected with the frame body to drive the frame body to reciprocate along a third direction.

Preferably, the blanking device comprises a receiving station for receiving the qualified workpieces, a blanking station for supplying the unqualified workpieces, and a second material taking manipulator which is arranged on the rack and is used for placing the qualified workpieces on the detection platform on the receiving station and placing the unqualified workpieces on the blanking station;

the receiving station comprises a receiving assembly and a supporting assembly for supporting the workpieces received by the receiving assembly;

the material receiving assembly comprises a first bearing plate and a second bearing plate which bear the workpiece and can be opened and closed, and an opening and closing mechanism which is connected with the first bearing plate and the second bearing plate to drive the first bearing plate and the second bearing plate to open and close to bear the workpiece or make the workpiece fall onto the bearing assembly;

the bearing component and the first receiving plate and the second receiving plate are oppositely arranged in an opening formed by opening and closing and can be arranged in a lifting mode to receive the workpiece falling from the first receiving plate and the second receiving plate.

Preferably, the material receiving assembly further comprises a second base, a first movable side plate arranged on the second base, and a second movable side plate arranged on the second base and moving relative to the first movable side plate;

two first mounting columns are arranged on the first movable side plate at intervals;

two ends of the first bearing plate can be respectively and rotatably arranged on the two first mounting columns;

two second mounting columns are arranged on the second movable side plate at intervals; the two second mounting columns are arranged corresponding to the two first mounting columns

Two ends of the second bearing plate can be respectively and rotatably arranged on the two second mounting columns;

the opening and closing mechanism is arranged on the second base so as to drive the first bearing plate to rotate on the first mounting column and drive the second bearing plate to rotate on the second mounting column;

the opening and closing mechanism comprises a telescopic cylinder and a movable connecting plate which is arranged on the telescopic cylinder and connected with one end of the first bearing plate and one end of the second bearing plate;

a first mounting hole is formed in the movable connecting plate; one end of the first bearing plate is provided with a first connecting piece connected with the first mounting hole;

a second mounting hole is formed in the movable connecting plate, and the second mounting hole and the first mounting hole are arranged in parallel; and one end of the second bearing plate is provided with a second connecting piece connected with the second mounting hole.

Preferably, the feeding device comprises a storage box which is arranged on the rack and used for placing the workpiece to be detected, a feeding station which is arranged on the rack and is positioned between the storage box and the detection platform and used for temporarily placing the workpiece to be detected, and a first material taking manipulator which is arranged on the rack and used for taking the workpiece to be detected in the storage box out and placing the workpiece to be detected in the feeding station and/or taking the workpiece to be detected on the feeding station to the detection platform.

The visual detection equipment has the following beneficial effects: this visual detection equipment will wait to detect work piece transmission to testing platform through loading attachment, and rethread detection device carries out visual detection to waiting to detect the work piece on testing platform to adjust the relative position of detection device and work piece through adjusting device, and will detect qualified work piece and the unqualified work piece of accomplishing through unloader and distinguish the unloading, thereby can realize automatic detection work piece, and then can improve detection efficiency, practices thrift the human cost.

Drawings

The invention will be further described with reference to the following drawings and examples, in which:

FIG. 1 is a schematic diagram of a visual inspection apparatus in accordance with some embodiments of the invention;

FIG. 2 is a schematic view of the internal structure of the visual inspection apparatus shown in FIG. 1;

FIG. 3 is a schematic structural diagram of a loading station of a loading device of the visual inspection apparatus shown in FIG. 2;

FIG. 4 is a schematic structural diagram of a station assembly of the loading station shown in FIG. 3;

FIG. 5 is a schematic structural view of a lifting mechanism of the loading station shown in FIG. 3;

FIG. 6 is a schematic view of a first reclaiming robot of the loading station of FIG. 2;

FIG. 7 is a schematic view of the inspection platform of the visual inspection apparatus of FIG. 2;

FIG. 8 is a schematic view of a portion of the testing platform shown in FIG. 2;

FIG. 9 is a schematic structural diagram of a carrier plate of the inspection platform shown in FIG. 7;

FIG. 10 is a schematic structural view of a positioning structure of the testing platform shown in FIG. 7;

FIG. 11 is a schematic view of a partial structure of the visual inspection apparatus shown in FIG. 2;

FIG. 12 is a schematic view of the assembled detecting device and adjusting device shown in FIG. 10;

FIG. 13 is a schematic structural view of a camera mounting structure of the detecting apparatus shown in FIG. 11;

FIG. 14 is a partial schematic structural view of the camera mounting structure of FIG. 12 assembled with a camera;

FIG. 15 is a partially exploded view of the camera mounting structure of FIG. 12 with the camera assembly;

FIG. 16 is a schematic structural diagram of a receiving station of a blanking device of the visual inspection apparatus shown in FIG. 2;

FIG. 17 is a schematic view of the receiving assembly of FIG. 15;

FIG. 18 is a schematic view of the support assembly of the receiving station of FIG. 15;

FIG. 19 is a schematic view of the conveyor table of the receiving station of FIG. 15;

FIG. 20 is a schematic structural view of a blanking station of the blanking device shown in FIG. 2;

fig. 21 is a schematic structural view of a second material taking robot of the blanking apparatus shown in fig. 2.

Detailed Description

For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

Fig. 1 to 2 show some preferred embodiments of the visual inspection apparatus of the present invention. The visual inspection equipment can realize automatic workpiece detection, distinguish defective workpieces, improve the workpiece detection efficiency and detection precision, and save manpower and material resources. In some embodiments, the workpiece may be an integrated circuit QFN leadframe; it will be appreciated that in other embodiments, the workpiece may not be limited to an integrated circuit QFN leadframe.

As shown in fig. 1 and 2, in some embodiments, the visual inspection apparatus may include a chassis 100, a frame 10, a feeding device 20, an inspection platform 30, an inspection device 40, an adjusting device 50, a light supplementing device 60, and a discharging device 70. The chassis 100 can be used to accommodate components such as the rack 10, the loading device 20, and the inspection platform 30 therein. The frame 10 can be used for installing the feeding device 20, the detecting platform 30, the detecting device 40, the adjusting device 50, the light supplementing device 60 and the discharging device 70. The loading device 20 can be mounted on the frame 10 and can be used to transfer a workpiece to be tested to the testing platform 30. The inspection platform 30 can receive the workpiece to be inspected, which is transferred from the feeding device 20, so that the inspection device 40 can visually inspect the workpiece to be inspected. The inspection device 40 can inspect the workpiece on the inspection platform 30. The adjusting device 50 can be mounted on the frame 10, and can be used for the detection device 40 to mount and adjust the relative position between the detection device 40 and the workpiece, so as to improve the detection accuracy of the detection device 40. The light supplement device 60 can be installed on the frame 10 and can supplement light to the detection device 40. The blanking device 70 can be installed on the frame 10, and can distinguish between qualified workpieces and unqualified workpieces for blanking when the detection by the detection device 40 is completed.

The rack 10 may be accommodated in the chassis 100, and the rack 10 may include a supporting frame 11 and a platen 12 disposed on the supporting frame 11. The support frame 11 may be used to support the platen 12. The platen 12 can be used for mounting components such as the feeding device 20, the detection platform 30, the detection device 40, the discharging device 70 and the like so as to perform detection operation on workpieces.

As shown in fig. 3-5, further, in some embodiments, the loading device 20 may include a magazine 21, a loading station 22, and a first material pick robot 23. In some embodiments, the magazine 21 can be mounted to the platen 12 and can be used to store workpieces to be inspected. The loading station 22 can be mounted on the frame 10, and specifically, can be partially located at the upper portion of the platen 12 and partially located in the supporting frame 11, and can be disposed between the magazine 21 and the inspection platform 30, and can be used for temporarily storing the workpieces to be inspected. In some embodiments, the loading station 22 may be multiple, and specifically, in some embodiments, the loading station 22 may be two, one of which may be used for storing the workpiece to be detected, and the other may be used for storing the separating paper taken out of the magazine 21, and the separating paper may be located between two workpieces to be detected adjacently disposed in the magazine 21. The first material taking manipulator 23 can be mounted on the platen 12, and can be used to take out the workpiece to be detected in the storage box and place the workpiece on the feeding station 22, or take the workpiece to be detected on the feeding station 22 to the detection platform 30.

Further, in some embodiments, the loading station 22 may include a first placing table 221, a first elevating table 222, a first elevating driving mechanism 223, and a first elevating transmission mechanism 224. The first placing table 221 may be used for placing a workpiece to be inspected. The first lifting platform 222 can be located at a lower portion of the first placing platform 221, and can drive the first supporting plate 2213 on the first placing platform 221 to lift up and down by lifting. The first elevation driving mechanism 223 can be used for driving the first elevation table 222 to ascend and descend. The first elevation driving mechanism 224 can be connected to the first elevation driving mechanism 223 and connected to the first elevation stage 222, and can drive the first elevation stage 222 to ascend and descend under the driving of the first elevation driving mechanism 223.

Further, in some embodiments, the first placing table 221 may include a first mounting seat 2211, two first movable slats 2212 disposed on the first mounting seat 2211 and capable of moving relatively, and a first supporting board 2213 disposed above the two first movable slats 2212 and parallel to the two first movable slats 2212 for placing the workpiece or the separating paper to be detected. The first mounting seat 2211 can be used for mounting the first movable strip 2212, and may include a rectangular seat body, and two ends of the seat body may be provided with handles. In some embodiments, the two first movable strip plates 2212 can be arranged side by side and spaced on the base body along the width direction of the base body, and each first movable strip plate 2212 can be arranged to extend along the length direction of the base body 2211. In some embodiments, the first movable strip 2212 may be provided with a first positioning column 2216 for positioning the workpiece to be detected; the first positioning post 2216 can be disposed through the first support plate 2213 in a direction perpendicular to the first movable strip 2212. The first supporting plate 2213 is provided with a first through hole 2213a for the first positioning column 2216 to pass through; in some embodiments, the first support plate 2213 is further provided with a connecting hole 2213b; the connection hole 2213b may be used to connect with the first post 2225 on the first elevation stage 222.

In some embodiments, the first placing table 221 may further include a first position adjusting assembly for moving the two first movable slats 2212 relatively, so as to adjust the relative position of the first positioning posts 221 on the two first movable slats 2212. The first position adjustment assembly may include a first adjustment gear 2217 and a first rack 2218 that is engaged with the first adjustment gear 2217. The number of the first racks 2218 can be two, the two first racks 2218 can be arranged in parallel and at an interval, specifically, each first rack 2218 can be arranged to extend along the width direction of the base body, one of the first racks 2218 can be connected and fixed to one of the first movable strip 2212, and the other one of the first racks 2218 can be connected and fixed to the other one of the first movable strip 2212. The first adjusting gear 2217 can be located between the two first racks 2218 and respectively engaged with the two first racks 2218, and the first adjusting gear 2217 rotates to drive the first racks 2218 to reciprocate along the width direction of the base body, so as to drive the two first movable strips 2212 to move relatively along the width direction of the base body, thereby adjusting the position of the first positioning post 2216 on the first movable strip 2212.

Further, in some embodiments, the first placing table 221 may further include a guide unit for movably guiding the two first movable slats 2212; the guiding unit may include a guiding rail 2214 and a guiding block 2215 sleeved on the guiding rail 2214 and connected to the first movable strip 2212.

Further, in some embodiments, the first lifting platform 222 may include a first fixing plate 2221, a first sliding mounting plate 2223, a first guide post 2222 disposed between the first fixing plate 2221 and the first sliding mounting plate 2223 to slidably guide the first sliding mounting plate 2223, a first support 2224 mounted on the first sliding mounting plate 2223, and a first push rod 2225 mounted on the first support 2224. The first top bar 2225 can be inserted into the connecting hole 2213b of the first supporting plate 2213, so as to drive the first supporting plate 2213 to move up and down. The first lifting driving mechanism 223 is activated to drive the first lifting driving mechanism 224 to drive it, and further drive the first sliding mounting plate 2223 to slide and drive the first support 2224 to lift, thereby driving the first top rod 2225 to lift, and finally driving the first support plate 2213 to lift.

Further, in some embodiments, the first elevating driving mechanism 223 may be a motor, and the first elevating transmission mechanism 224 may include a first elevating transmission screw and a first elevating slider; the first lifting transmission screw rod can be connected with the output end of the motor and driven by the motor to rotate, the first lifting slider can be arranged on the first sliding mounting plate 2223 and can be sleeved on the first lifting transmission screw rod, and the first lifting transmission screw rod can be driven to lift so as to drive the first sliding mounting plate 2223 to lift.

Further, as shown in fig. 6, in some embodiments, the first reclaiming robot 23 may include a first mount 231, a first reclaiming drive mechanism 232, and a first reclaiming robot assembly 233. The first fixing frame 231 can be mounted on the frame 10, and in particular, can be mounted on the bedplate 12, and can include two first fixing columns 2311 arranged at intervals and a first cross beam 2312 arranged between the two first fixing columns 2311. The first take-off drive mechanism 232 may be mounted on the first cross member 2312 and may be a linear motor. The first material taking manipulator assemblies 233 can be arranged in two groups, and the two groups of first material taking manipulator assemblies 233 can be arranged on the first cross beam 2312 at intervals, can be connected with the first material taking driving mechanism 232, and can be driven by the first material taking driving mechanism 232 to reciprocate along the length direction of the first cross beam 2312.

In some embodiments, each set of first material pick robot assemblies 233 may include a first mounting block 2331, two sets of first suction rod assemblies 2332 mounted to the first mounting block 2331, a first lift cylinder 2333 mounted to the first mounting block 2331 to move the first mounting block 2331 up and down, and a first adjustment member 2334 to adjust the distance between the two sets of first suction rod assemblies 2332. The two sets of first straw assemblies 2332 can be positioned side-by-side and spaced apart, and a plurality of straws can be positioned on each set of first straw assemblies 2332. The first lifting cylinder 2333 can drive the first mounting frame 2331 to lift, and then the first sucker assembly 2332 to lift. The first adjustment member 2334 can include a first adjustment handwheel and a first adjustment screw connected with the first adjustment handwheel. The two sets of first sucker components 2332 are slidably sleeved on the first adjusting screw rod, and are driven by the first adjusting screw rod to rotate to move relatively, so as to adjust the distance between the two sets of first sucker components 2332.

As shown in fig. 7 and 8, in some embodiments, the detection platform may include a support 31 and a carrying platform 32. The bracket 31 may be used for mounting the carrier 32. The supporting platform 32 is disposed on the bracket 31 in a reciprocating manner, and can be used for conveying a workpiece to a position below the detecting device 40 for detection by the detecting device 40.

Further, in some embodiments, the bracket 31 may have a rectangular parallelepiped shape, and may extend toward the detecting device 40. In some embodiments, the bracket 31 may include a first support plate 311 and a second support plate 312 arranged side by side and spaced apart; the first support plate 311 and the second support plate 312 can be used to support the carrier table 32. In some embodiments, the first support plate 311 and the second support plate 312 may have a rectangular shape. Of course, it is understood that in other embodiments, the first support plate 311 and the second support plate 312 may not be limited to being rectangular.

Further, as shown in fig. 8 and 9, in some embodiments, the supporting platform 32 can be disposed on the first supporting plate 311 and the second supporting plate 312, and can move back and forth along the length direction of the first supporting plate 311 and the second supporting plate 312. In some embodiments, the carrier table 32 may include a sliding plate 320, a carrier plate 321, a gripper assembly 322, and a positioning structure 323. In some embodiments, the sliding plate 320 may be disposed on the bracket 31 and may be slidably disposed back and forth, and specifically, in some embodiments, the sliding plate 320 may be disposed on the first support plate 311 and the second support plate 312 and may be slidably disposed along the length direction of the first support plate 311 and the second support plate 312. In some embodiments, the carrier plate 321 may be disposed on the sliding plate 320, and may be driven by the sliding plate 320 to slide, and the carrier plate 321 may be used for carrying a workpiece. In some embodiments, the clamping assembly 322 may be disposed on the carrier 321 and may be configured to clamp and secure a workpiece. The positioning structure 323 can be disposed on the carrier 321, and can be used to pull in and position the workpiece, so as to prevent the workpiece from being dislocated and affecting the detection result.

Further, in some embodiments, the sliding plate 320 may be a square plate that may be disposed across the first support plate 311 and the second support plate 312. The sliding plate 320 can be used for mounting the carrier plate 321, so as to drive the carrier plate 321 to slide, thereby transferring the workpiece to the lower portion of the inspection apparatus 40.

Further, in some embodiments, the carrier 321 may include a first carrier 321a and a second carrier 321b. The first carrier plate 321a and the second carrier plate 321b can be spaced and arranged side by side, and can perform relative movement, and the distance between the first carrier plate and the second carrier plate can be adjusted through the relative movement, so as to be suitable for workpieces with different sizes. The first carrier 321a and the second carrier 321b may be strip-shaped, and the length directions of the first carrier 321a and the second carrier 321b are consistent with the length direction of the bracket 31. It is understood that in other embodiments, the carrier plate 321 may not be limited to include the first carrier plate 321a and the second carrier plate 321b.

Further, in some embodiments, the carrier 321 may be provided with a receiving groove 3211; the accommodating grooves 3211 may be multiple, and the accommodating grooves 3211 may be disposed at intervals along the length direction of the carrier 321. The receiving groove 321 is used for the positioning structure 323 to be installed. In some embodiments, the carrier plate 321 may have a limiting protrusion 3212; the limiting bosses 3212 are disposed on a supporting surface of the carrier plate 321 for supporting a workpiece, and can protrude from the supporting surface, the limiting bosses 3212 can be multiple, and the limiting bosses 3212 can be disposed at intervals along a length direction of the carrier plate 321, and are disposed in one-to-one correspondence with the accommodating grooves 3211, and are located on a side of the accommodating groove 3211 away from another carrier plate 321. The limiting boss 3212 can be wedge-shaped and can be used for limiting a workpiece. In some embodiments, the carrier 321 may have a connecting through hole 3213; the connecting through hole 3213 may be opened on a sidewall of the carrier 321, and may extend to the accommodating groove 3211 along a width direction of the carrier 321 to communicate with the accommodating groove 3211. The connecting hole 3213 may be used to connect to an external vacuum adsorption device, and specifically, the connecting hole 3213 may connect to a ventilation pipe, so as to facilitate the vacuuming of the accommodating groove 3211, and further enable the positioning structure 323 to generate negative pressure to adsorb the workpiece. In some embodiments, the carrier plate 321 may further include a mounting groove 3214; the mounting slots 3214 are configured to receive the clamping assembly 322. The mounting grooves 3214 may be multiple, the mounting grooves 3214 may be disposed along a length direction of the carrier plate 321, and each mounting groove 3214 may be located between two adjacent receiving grooves 3211. Of course, it is understood that in other embodiments, the mounting slot 3214 may be omitted.

Further, in some embodiments, the clamping assembly 322 may include a first clamping unit 322a and a second clamping unit 322b; the first clamping units 322a can be disposed on the first carrier 321a, and specifically, can be disposed in the mounting grooves 3214 of the first carrier 321a in a one-to-one correspondence manner. The second clamping units 322b can be disposed on the second carrier 321, and specifically, the second clamping units 322b can be disposed in the mounting grooves 3214 of the second carrier 322a in a one-to-one correspondence manner. The first clamping unit 322a and the first clamping unit 322b can be disposed opposite to each other and can perform relative movement to clamp a workpiece.

Further, in some embodiments, the first clamping unit 322a may include a first clamping jaw 3221 and a first driving cylinder 3222. The first clamping jaw 3221 may have a wedge shape, and may reciprocate in a direction toward the second clamping unit 322 b. The first driving cylinder 3222 may be connected to the first clamping jaw 3221, and may be configured to drive the first clamping jaw 3221 to reciprocate toward the second clamping unit 322 b.

Further, in some embodiments, the second clamping unit 322b has substantially the same structure as the first clamping unit 322a, and the second clamping unit 322b may include a second clamping jaw 3224 and a second driving cylinder 3225. The second clamping jaw 3224 may be disposed opposite to the first clamping jaw 3221, may move relative to the first clamping jaw 3221, and may be used to clamp a workpiece in cooperation with the first clamping jaw 3221. The second driving cylinder 3225 may be connected to the second clamping jaw 3224, and may be configured to drive the second clamping jaw 3224 and the first clamping jaw 3221 to move relatively.

Further, as shown in fig. 9, in some embodiments, the positioning structure 323 can include an adsorption positioning pad, which can be a silicone pad. Of course, it is understood that in other embodiments, the suction positioning pad may not be limited to a silicone pad. The adsorbing and positioning pad can be disposed in the accommodating groove 3211, and the adsorbing and positioning pad can be strip-shaped, and the thickness direction of the adsorbing and positioning pad can be consistent with the depth direction of the accommodating groove 3211. In some embodiments, the suction positioning pad may be provided with a suction hole 3231; the absorption hole 3231 may be disposed to penetrate along the thickness direction of the accommodation groove 3211. When the adsorption positioning pad is installed in the accommodating groove 3211, the adsorption hole 3231 can be communicated with the accommodating groove 3211, and when the adsorption positioning pad is used, a vent pipe of a vacuum adsorption device can be connected with the connecting through hole 3213, and the accommodating groove 3211 is vacuumized by starting the vacuum adsorption device, so that the adsorption hole 3231 generates negative pressure to adsorb a workpiece.

As further shown in fig. 7 and 8, in some embodiments, the detecting platform may further include a first driving mechanism 33, and the first driving mechanism 33 may be disposed on the bracket 31 for driving the sliding plate 320 to reciprocate. In some embodiments, the first driving mechanism 33 can be mounted on the first support plate 311 or the second support plate 312. In some embodiments, the first driving mechanism 33 may be a linear motor, and the linear motor may be connected to the sliding plate 320 and may be configured to drive the sliding plate 320 to reciprocate along the length direction of the bracket 31. It will be appreciated that in other embodiments, the first drive mechanism 33 may not be limited to a linear motor.

Further, in some embodiments, the testing platform further comprises a first guiding mechanism 34, and the first guiding mechanism 34 can be used for slidably guiding the sliding plate 320. Specifically, in some embodiments, the first guiding mechanism 34 can be disposed on the bracket 31, and in some embodiments, the guiding mechanisms can be two sets, and the two sets of guiding mechanisms can be disposed on the top of the first supporting plate 311 and the second supporting plate 312 respectively and connected to the sliding plate 320. In some embodiments, the first guiding mechanism 34 may include a guide rail and a slider disposed on the guide rail, and the guide rail may be disposed along the length direction of the bracket 31. The sliding block may be sleeved on the guide rail and may be connected to the sliding plate 320, so that the sliding plate 320 may move along the length direction of the bracket 31.

Further, in some embodiments, the carrier table 32 may also include an adjustment assembly 35; the adjusting assembly 35 can be used to adjust the relative distance between the first carrier plate 321a and the second carrier plate 321b, so that the first carrier plate 321a and the second carrier plate 321b can receive workpieces with different sizes, and the application range of the first carrier plate 321a and the second carrier plate 321b can be further improved. Further, in some embodiments, the adjustment assembly 35 may include a first driving unit 351 and a first transmission unit 352. The first driving unit 351 can be used for driving the first carrier 321a and the second carrier 321b to move relatively. The first transmission unit 352 can be connected to the first driving unit 351, and can drive the first carrier 321a and the second carrier 321b to move relatively under the driving of the first driving unit 351.

Further, in some embodiments, the first driving unit 351 may include a driving motor 3511 and a driving wheel 3512 connected to an output end of the driving motor 3511. In some embodiments, the first driving unit 351 may be mounted on the sliding plate 320. The driving wheel 3512 can be disposed on the output shaft of the driving motor 3511 and connected to the first transmission unit 352. The driving motor 3511 can rotate to drive the driving wheel 3512 to rotate.

Further, in some embodiments, the first transmission unit 352 can include a transmission belt 3523, two transmission wheels 3524, a first guide wheel 3521, and a second guide wheel 3522. In some embodiments, the belt 3523 can be disposed around the driving wheel 3512 and can be rotated by the driving wheel 3512. The two driving wheels 3524 may be disposed at one end of the sliding plate 320, and may be disposed at intervals, so as to allow the driving belt 3523 to be sleeved thereon. The first guide wheel 3521 and the second guide wheel 3522 can be disposed at intervals, respectively located at two opposite sides of the driving wheel 3512, and disposed lower than the driving wheel 3512 to form a triangular distribution. The first guide wheel 3521 and the second guide wheel 3522 can respectively drive and guide the transmission belt 3523. Specifically, in some embodiments, the driving belt 3523 is disposed on the two driving wheels 3524 by being sleeved thereon, so that a first straight portion, a second straight portion and two bending portions are formed, the first straight portion may be located at an upper portion, the second straight portion may be located at a lower portion, and the two bending portions may be disposed at two ends of the two first straight portions and respectively connected to the two first straight portions and the two second straight portions. The first carrier 321a can be connected to the first linear portion, the second carrier 321b can be connected to the second linear portion, and the driving wheel 3512 rotates to drive the first linear portion and the second linear portion to move relatively; thereby driving the first carrier 321a and the second carrier 321b to move relatively.

Further, in some embodiments, the carrier table 32 further includes a first guide structure 36 and a second guide structure 37; the first guiding structure 36 can be disposed between the sliding plate 320 and the first carrier 321a, and can be used for guiding the first carrier 321a to slide. In some embodiments, the first guide structure 36 may include a guide rail and a slider; the guide rail may be disposed on the sliding plate 320, may be disposed along a width direction of the sliding plate 320, and may extend perpendicular to a length direction of the sliding plate 320. The sliding block can be sleeved on the guide rail and can be connected to the first carrier 321 a. In some embodiments, the second guiding structure 37 may be disposed between the sliding plate 320 and the second carrier plate 321b, and may be used to slidably guide the second carrier plate 321b. In some embodiments, the second guiding structure 37 may include a guide rail and a slider, the guide rail may be disposed on the sliding plate 320, may be disposed along the width direction of the sliding plate 320, and may be disposed perpendicular to the moving direction of the sliding plate 320. The sliding block can be sleeved on the guide rail and can be connected to the second carrier 321b.

Further, in some embodiments, the inspection platform may also include a coupling mechanism that may be used to couple the sliding plate 320 and the linear motor. In some embodiments, the attachment mechanism may include a ramp 38 and an attachment baffle 39; the sliding table 38 can be sleeved on the linear motor and can be driven by the linear motor to slide along the length direction of the linear motor, and the connecting baffle 39 can be connected with the sliding table 38 and the sliding plate 320, so as to drive the sliding plate 320 to slide.

As shown in fig. 11, in some embodiments, the detection device 40 may be a detection camera. The inspection camera may include a body 41 and a lens 42 connected to the body 41. The body 41 may be used for imaging.

In some embodiments, the adjustment device 50 may include a mounting bracket 51, a camera mounting structure 53, and an adjustment mechanism 54. In some embodiments, the mounting bracket 51 may be used to mount the camera mounting structure 53 and adjustment mechanism 54. In some embodiments, the camera mounting structure 53 may be mounted to the mounting frame 51 and may reciprocate in a first direction of the mounting frame 51, i.e., a direction disposed opposite a workpiece. The adjusting mechanism 54 can be mounted on the mounting frame 51 and connected to the camera mounting structure 53, and can be used to drive the camera mounting structure 53 to reciprocate along the first direction, so as to detect the focal length of the camera and focus the workpiece. In some embodiments, the first direction may be a Z-axis direction.

Further, in some embodiments, the mounting frame 51 may include a bottom plate 511, two side plates 512 disposed at two opposite sides of the bottom plate 511, and a top plate 513 disposed on the side plates 512; the side plates 512 may be disposed opposite and spaced apart, in some embodiments; the side plates 512 may be disposed in the first direction. The top plate 513 may be disposed opposite and spaced apart from the bottom plate 511.

Further, in some embodiments, the mounting frame 51 may be provided with a connecting plate 52; the connecting plate 52 can be located between the two side plates 512 and can be slidably disposed with the side plates 512. In some embodiments, the connection plate 52 may be used to connect the camera mounting structure 53 and the adjustment structure 54. The connecting plate 52 can be located between the camera mounting structure 53 and the side plate 512.

Further, in some embodiments, the camera mounting structure 53 may include a frame 531 and a first adjusting unit 533. This shelf 531 can be used for detecting the camera installation. The frame 531 may be installed on the connection plate 52, and in some embodiments, the frame 531 may be slidably connected to the connection plate 52 along a third direction. The first adjusting unit 533 can be disposed on the frame 531 for adjusting the angle of the detecting camera. In some embodiments, the third direction may be an X-axis direction.

Further, in some embodiments, the frame body 531 may include two side plates 5311 spaced apart and disposed opposite to each other, and a connecting and fixing plate 5312 disposed between the two side plates 5311 for connecting and fixing the two side plates 5311. The side plate 5311 may be L-shaped, and may include a supporting portion extending along the second direction and a connecting portion extending along the first direction and perpendicular to the supporting portion. The connection fixing plate 5312 may be located between the connection portions of the two side plates 5311.

Further, in some embodiments, a mounting plate 532 may be disposed on the frame body 531, and the mounting plate 532 may be disposed on the two side plates 5311, and particularly, may be disposed on the supporting portions of the two side plates 5311. May be used for mounting the first adjusting unit 533. In some embodiments, the mounting plate 532 can be secured to the support portion of the side plate 5311 by screws. The lens 42 of the inspection camera may be pierced through the mounting plate 532.

As shown in fig. 12 to 15, further, in some embodiments, the first adjusting unit 533 may include a first adjusting plate 5333, a second adjusting plate 5331, and a first driving assembly 5332. The first adjusting plate 5333 can be disposed on the first adjusting plate 5333 and can be sleeved on the lens 42 of the inspection camera. In some embodiments, the first adjusting plate 5333 may have a first through hole 5321 for the lens 5321 to pass through; the lens 42 of the inspection camera may pass through the first via 5333a and may be disposed toward a first direction. In some embodiments, a first through hole 5333b may be disposed on the first adjusting plate 5333, the first through hole 5333b may be an annular groove, and the first through hole 5333b may be located at an outer circumference of the first through hole 5333a and may be configured to limit the installation of the second adjusting plate 5331. The second adjusting plate 5331 can be sleeved on the periphery of the lens 42, can be mounted on the first adjusting plate 5333, can be rotatably disposed at a set angle with the first adjusting plate 5333, can be connected to the first driving assembly 5332, and can be driven by the first driving assembly 5332 to rotate. In some embodiments, the second adjusting plate 5331 may have a second through hole 5331a formed thereon, an inner diameter of the second through hole 5331a may be adapted to an outer diameter of the lens 42 for the lens 42 to pass through, and in some embodiments, the second adjusting plate 5331 may be tightly fitted with the lens 42. The second adjusting plate 5331 can rotate to drive the lens 42 to rotate, so as to adjust the angle of the lens 42. In some embodiments, the second via 5331a can be opposite to and in communication with the first via 5333 a. The radial dimension of the second via 5331a can be smaller than the radial dimension of the first via 5333 a. In some embodiments, the second driving assembly 5332 can be connected to the second adjusting plate 5331 and can be used to drive the second adjusting plate 5331 to rotate. In some embodiments, the second driving assembly 5332 can include a first knob 5332a, a first driving screw 5332b, a first sliding nut 5332c, and a shift lever 5332d. The first knob 5332a is disposed at one end of the first transmission screw 5332 b. The first driving screw 5332b can be installed on the first adjusting plate 5333, and the first sliding nut 5332c can be sleeved on the first driving screw 5332 b. The shift lever 5332d can be disposed on the first sliding nut 5332c, and disposed along the first direction, and can be connected to the second adjusting plate 5331 for driving the second adjusting plate 5331 to rotate. In some embodiments, the second adjusting plate 5331 may be provided with a connecting slot 5331b; the shift lever 5332d can be inserted into the connecting groove 5331b and engaged with the connecting groove 5331 b. Rotating the first knob 5332a can drive the first driving screw 5332b to rotate, and further drive the first sliding nut 5332c to slide on the first driving screw 5332b in a reciprocating manner, so as to drive the shift lever 5332d to shift the second adjusting plate 5331 to rotate by a set angle, which in some embodiments can be greater than zero and less than 90 degrees.

Further, in some embodiments, the camera mounting structure 53 may further include a second adjusting unit 534, and the second adjusting unit 534 may be connected to the first adjusting plate 5333, and may be configured to drive the first adjusting plate 5333 and the detection camera to reciprocate along the second direction, so as to adjust a relative position between the inspection camera and the workpiece, thereby facilitating better focusing. In some embodiments, the second adjustment unit 534 can be mounted below the mounting plate 532, and the second adjustment unit 534 can include a second knob 5341, a second drive screw 5342, and a second slide nut. The second knob 5341 can be disposed at one end of the second transmission screw 5342, the second transmission screw 5342 can be disposed along a second direction, the second sliding nut can be sleeved on the second transmission screw 5342 and can slide along the second transmission screw 5342 in a reciprocating manner, in some embodiments, the second sliding nut can be connected to the first adjustment plate 5333, and in particular, can pass through the mounting plate 532 and be connected to the first adjustment plate 5333. In some embodiments, the second direction may be a Y-axis direction.

Further, in some embodiments, the camera mounting structure 53 may also include a first guide assembly 535. The first guide assembly 535 can be used to guide the movement of the first adjustment plate 5333. In some embodiments, the first guiding element 535 may be disposed on the mounting plate 532 and may be connected to the first adjusting plate 5333. In some embodiments, the first guide assembly 535 can include a second guide rail 5351, and a second slider 5352; the first guide rail 5351 may be disposed on the mounting plate 532 and may be disposed along a second direction of the mounting plate 532. In some embodiments, the second direction may be a Y-axis direction. In some embodiments, the second sliding block 5352 can be sleeved on the second guiding rail 5351 and can reciprocate along the length direction of the second guiding rail 5351. The second sliding block 5352 can be connected to the first adjusting plate 5333, so as to drive the first adjusting plate 5333 to reciprocate along the second direction.

Further, in some embodiments, the camera mounting structure 53 may also include a third adjustment unit 536; the third adjusting unit 536 can be connected to the frame 531, and can be configured to drive the frame 531 to reciprocate along a third direction. In some embodiments, the third adjustment unit 536 can include a third knob 5361, a third drive screw 5362, and a third slide nut. In some embodiments, the third knob 5361 can be disposed at one end of the third drive screw 5362. The third driving screw 5362 can be disposed on the connecting plate 52 along the third direction, and the third sliding screw can be sleeved on the third driving screw 5362 and can be connected to the frame 531. The third knob 5361 is rotated to drive the third driving screw 5362 to rotate, so as to drive the third sliding screw to reciprocate along the length direction of the third driving screw 5362, and drive the frame 531 to move along the third direction, thereby driving the camera to move along the third direction. In some embodiments, the third direction may be an X-axis direction.

Further, in some embodiments, a side of the connecting plate 52 opposite to the mounting frame 51 may be provided with a second guiding assembly 537; the second guide member 537 may be used to guide the movement of the frame 531. In some embodiments, the second guide member 537 may be installed between the connection plate 52 and the frame 531. In some embodiments, the second guide assembly 537 may comprise a third guide rail and a third slide. The third guide rail is mounted on a side of the connecting plate 52 opposite to the mounting frame 51, and may be disposed along a third direction. The third slider may be sleeved on the third guide rail and may be connected to the frame body 531, and the third slider may reciprocate on the third guide rail to guide the frame body 531.

In some embodiments, the adjustment mechanism 54 may include a hand wheel 541, a lead screw 542, and a nut. The handwheel 541 can be mounted on the mounting frame 51, and specifically, in some embodiments, the handwheel 541 can be disposed on the top plate 513 for manual operation by a user. The lead screw 542 can be disposed on the mounting frame 51 and can be disposed along the first direction. In some embodiments, the lead screw 542 can extend from the top plate 513 to the bottom plate 511, and can be rotatably disposed with the top plate 513 and the bottom plate 511. The screw nut may be sleeved on the screw rod 542, and may be connected to the connecting plate 52, for driving the camera mounting structure 53 to reciprocate along the first direction. In some embodiments, a display instrument 543 may be disposed on the hand wheel 541; the display instrument 543 can be used to display the moving distance of the inspection camera, so as to know the adjusting focal length of the inspection camera on the camera mounting structure 53. It is understood that in other embodiments, the display meter 543 may be omitted. When the screw driver is used, the hand wheel 541 can be rotated to drive the screw rod 542 to rotate, and then the screw nut is driven to reciprocate on the screw rod 542.

Further, in some embodiments, the adjustment device 50 may further include a second guide mechanism 55; the second guiding mechanism 55 can be disposed between the side plate 512 and the connecting plate 52, can be connected to the connecting plate 52, and can be used to guide the camera mounting structure 53. In some embodiments, the second guiding mechanism 55 may include a first rail 551 and a first slider 552; the first guide rail 551 can be mounted on the frame 531 and can extend along the first direction, and specifically, the first guide rail 551 can be disposed on the side plate 512. The first slider 552 is disposed on the first rail 551 and connected to the connecting plate 52, so as to drive the connecting plate 52 to reciprocate along the first rail 551.

Further, in some embodiments, the detecting devices 40 may be three groups, two groups of which may be located in the upper space of the rack 10 and spaced apart along the conveying direction of the detecting platform 30, and another group of which may be installed in the lower space of the rack 10. Accordingly, the three adjusting devices 50 are provided in three sets, and the three adjusting devices are provided in one-to-one correspondence with the three detecting devices 40. One of the sets of detecting devices 40 located in the upper space can be used for detecting the outer dimension of the workpiece, but it is understood that in other embodiments, the outer dimension of the workpiece may not be limited to the detecting. The other set of inspection devices 40 may be used to detect coating defects on a workpiece, although it is understood that in other embodiments, the detection of coating defects on a workpiece is not limited thereto. Another set of inspection devices 40 located in the lower space can detect backside defects of the workpiece. It is understood that in other embodiments, the detecting devices 40 may not be limited to three sets, and the detecting ranges of the three sets of detecting devices 40 may be the same or different.

Further, in some embodiments, the light supplement device 60 may be disposed in one-to-one correspondence with the detection device 40. In some embodiments, the light supplement device 60 may be three groups, one of the three groups may be located at the upper portion of the rack 10 and below one of the detecting devices 40 for performing forward light supplement; the other two groups can be located in the lower space of the rack 10, one of the two groups can be arranged corresponding to the detection device 40 located in the lower space, and is located above the detection device 40 to perform forward light supplement; the other may be provided corresponding to the other detecting means 40 located at the upper space to provide a backlight. In some embodiments, the light supplement device 60 may include a transparent housing and a light source installed in the housing.

Further, as shown in fig. 2, in some embodiments, the blanking device 70 may include a receiving station 71, a blanking station 72, and a material-taking robot 73. The receiving station 71 may be mounted on the frame 10 for receiving qualified workpieces. Of course, it should be understood that in other embodiments, the receiving station 71 may not be limited to receiving acceptable workpieces. In some embodiments, the blanking station 72 may be mounted to the frame 10, spaced apart from and alongside the receiving station 71, and may be used to receive rejected workpieces. It will be appreciated that in some embodiments, the blanking station 72 may be omitted. In some embodiments, the pick robot 73 may be mounted to the frame 10 and may be used to place conforming workpieces on the retaining platform 30 at the receiving station 71 and to place nonconforming workpieces at the blanking station 72. It will be appreciated that in some embodiments, the material pick robot 73 may be omitted.

As shown in fig. 16, in some embodiments, the receiving station 71 may include a receiving member 711 and a holding member 712. The receiving member 711 can be used to receive a workpiece, and the supporting member 712 can be used to support the workpiece received by the receiving member 711 for temporary storage of a predetermined number of workpieces. The support member 712 may be positioned below the receiving member 711.

In some embodiments, the material receiving assembly 711 may include a base 7110, a first receiving plate 7111, a second receiving plate 7112, and an opening and closing mechanism. The base 7110 can be used for mounting the first bearing plate 7111, the second bearing plate 7112 and the opening and closing mechanism. The first receiving plate 7111 and the second sinking plate 7112 are openable and closable, and can receive a workpiece through opening and closing. The opening and closing mechanism can be connected with the first bearing plate 7111 and the second bearing plate 7112, and can be used for driving the first bearing plate 7111 and the second bearing plate 7112 to open and close, so as to bear a workpiece or enable the workpiece to fall onto the bearing component 712.

Further, in some embodiments, the first receiving plate 7111 may be in the shape of a bar and may be rotatably disposed on the base 7110. The second supporting plate 7112 may be a strip and is rotatably disposed on the base 7110. The first receiving plate 71111 may be spaced apart from and disposed side by side with the second receiving plate 7112.

Further, in some embodiments, the receiving assembly 711 may further include a first movable side plate 7115 and a second movable side plate 7116; the first active side plate 7115 and the second active side plate 7116 may be mounted to the base 7110. In some embodiments, the first movable side plate 7115 may be movably connected to the first receiving plate 7111. Specifically, in some embodiments, two first mounting posts may be disposed on the first active side plate 7115; the two first mounting posts may be spaced apart along the length of the first movable side plate 7115. The two ends of the first receiving plate 7111 can be rotatably mounted on the two first mounting posts respectively. In some embodiments, two ends of the first receiving plate 7111 can be provided with a rotating shaft, and the first mounting post can be provided with a shaft hole, and the rotating shaft can be rotatably disposed through the shaft hole of the first mounting post. The second movable side plate 7116 can be movably connected to the second receiving plate 7112. Specifically, in some embodiments, two second mounting posts may be spaced apart from each other on the second movable side plate 7116; the two second mounting posts may be spaced apart along the second active side plate 7116. The two ends of the second receiving plate 7112 can be rotatably mounted on the second mounting post respectively. In some embodiments, two ends of the second receiving plate 7112 can be respectively provided with a rotating shaft, and the first mounting post can be provided with a shaft hole, and the rotating shaft can be inserted into the shaft hole and can be rotatably disposed with the shaft hole.

Further, in some embodiments, the opening and closing mechanism may be disposed on the base 7110 and may be connected to the first receiving plate 7111 and the second receiving plate 7112, so as to drive the first receiving plate 7111 to rotate on the first mounting post and the second receiving plate 7112 to rotate on the second mounting post.

Further, in some embodiments, the opening and closing mechanism may include a telescoping cylinder 7113 and a living web 7114; the telescopic cylinder 7113 may be installed on the base 710. The movable connecting plate 7114 may be disposed on the telescopic cylinder 7113, and may be used to connect one end of the first receiving plate 7111 and one end of the second receiving plate 7112. In some embodiments, the movably connected plate 7114 may have a T-shape, although it is understood that the movably connected plate 7114 may not be limited to having a T-shape in other embodiments. The lower portion of the movable connecting plate 7114 can be connected to the telescopic cylinder 7113, and the upper portion of the movable connecting plate 7114 can be connected to the first receiving plate 7111 and the second receiving plate 7112.

Specifically, in some embodiments, the movable connecting plate 7114 is provided with a first mounting hole 7114a; the first mounting hole 7114a may be a strip-shaped hole, and the length direction of the first mounting hole 7114a may be perpendicular to the telescopic direction of the telescopic cylinder 7113. A first connecting member 711a may be disposed at one end of the first receiving plate 7111, and the first connecting member 711a may be disposed on the first mounting hole 7114a and may be connected to the first mounting hole 7114 a. The movable connecting plate 7114 can be provided with a second mounting hole 7114b; the second mounting hole 7114b may be disposed side by side with the first mounting hole 7114 a. In some embodiments, the second mounting hole 7114b may be a strip-shaped hole, and the length direction of the second mounting hole 7114b may be perpendicular to the telescopic direction of the telescopic cylinder 7113. A second connecting member 711b may be disposed at one end of the second receiving plate 7112; the second connecting member 711b can be disposed through the second mounting hole 7114b and connected to the second mounting hole 7114 b. When the telescopic cylinder 7113 is activated, the movable connecting plate 7114 is driven to reciprocate along a direction perpendicular to the base 7110, so as to drive the first receiving plate 7111 and the second receiving plate 7112 to rotate for a set angle, thereby realizing opening or closing.

Further, in some embodiments, the first active side plate 7115 and the second active side plate 7116 may be movably disposed relative to each other. In some embodiments, the material collection assembly 711 may further include an adjustment mechanism 7117; the adjusting mechanism 7117 can be used to drive the first movable side plate 7115 and the second movable side plate 7116 to move relatively, so as to adjust the relative distance between the first receiving plate 7111 and the second receiving plate 7112, and thus the first receiving plate 7111 and the second receiving plate 7112 can be adapted to workpieces with different sizes. Specifically, in some embodiments, the adjustment mechanism 7117 may include a second drive unit 7117a and a first transmission unit 711b; the drive unit 7111a may be a handwheel. The second transmission unit 7117b can be connected to the first movable side plate 7115 and the second movable side plate 7116, and can drive the first movable side plate 7115 and the second movable side plate 7116 to open and close under the driving of the driving unit 7111 a. In some embodiments, the second transmission unit 7117b may comprise a transmission screw, a first sliding sleeve and a second sliding sleeve. The driving screw can be disposed on the base 7110, in some embodiments, two columns can be disposed on the base 7110 at intervals, the driving screw can be disposed on the two columns, and two ends of the driving screw can be rotatably connected to the two columns respectively. In some embodiments, the first movable side plate 7115 and the second movable side plate 7116 can be sleeved on the driving screw and can be seated on the driving screw for relative movement. In some embodiments, the first sliding sleeve can be installed on the first movable side plate 7115, and can be sleeved on the transmission screw rod, and can be driven by the transmission screw rod to reciprocate along the length direction of the transmission screw rod. In some embodiments, the second sliding sleeve can be installed on the second movable side plate 7116, and can be sleeved on the transmission screw rod, and can be driven by the transmission screw rod to move relative to the first sliding sleeve in the length direction of the transmission screw rod. The first sliding sleeve and the second sliding sleeve can be reversely arranged. In some embodiments, the internal threads inside the first runner can be opposite the internal threads inside the second runner. Of course, it is to be understood that in other embodiments, the internal threads of the first runner can be not limited to being disposed opposite the internal threads of the second runner.

Further, in some embodiments, the second driving units 7117b may be two sets, the two sets of the first driving units 711b may be respectively disposed at two ends of the first movable side plate 7115 and the second movable side plate 7116, and the two sets of the second driving units 7117b may drive simultaneously.

Further, in some embodiments, the two sets of second transmission units 7117b may be disposed between and connected to the two sets of second transmission units 7117b, respectively, so as to drive the third transmission units 7118 of the two sets of second transmission units 7117b for simultaneous transmission. In some embodiments, the third drive unit 7118 may include two drive wheels 7118a and a drive belt 7118b. The two driving wheels 7118a can be respectively sleeved at one end of the driving screws of the two sets of first driving units 711b and can be disposed at the same side. The driving belt 7118b can be sleeved on the two driving wheels 7118a, and when the second driving unit 7117a is rotated, the driving screw rods of one group of the second driving units 7117b connected with the second driving unit 7118a can be driven to rotate, so as to drive the driving wheels 7118a connected with the driving screw rods to rotate, and further drive the other group of the second driving units 7117b to simultaneously drive.

Further, in some embodiments, the receiving assembly 711 can further include a guiding assembly 7119; the guide assembly 7119 may be used to guide the drop of a workpiece. Specifically, in some embodiments, the guide assembly 7119 may be positioned between the first receiving plate 7111 and the second receiving plate 7112 and may be positioned in the workpiece drop direction. In some embodiments, the guide assembly 7119 may comprise two sets of guide rods arranged side-by-side; each set of guide rods may be multiple, and the multiple guide rods may be spaced apart and arranged side by side along the length direction of the first receiving plate 7111 and the second receiving plate 7112. In some embodiments, the first receiving plate 7111 and the second receiving plate 7112 are provided with a recess hole corresponding to the guiding rod. When the first receiving plate 7111 and the second receiving plate 7112 are rotated to be opened, the workpiece can slide down along the guide rod.

As shown in fig. 18, in some embodiments, the supporting component 712 can be disposed opposite to the opening formed by the first supporting plate 7111 and the second supporting plate 7112, and can be lifted up and down to support the workpiece dropped from the first supporting plate 7111 and the second supporting plate 7112. Further, in some embodiments, the holder assembly 712 may include a slide plate 7121, a support plate 7122, a second drive mechanism 7123, and a transmission mechanism 7124. Further, in some embodiments, the sliding plate 7124 may be disposed on the transmission mechanism 7124, and the transmission mechanism 7124 may drive the sliding plate to reciprocate toward the openings of the first receiving plate 7111 and the second receiving plate 7112. In some embodiments, there may be more than one support plate 7122; the supporting plates 7122 may be disposed on the sliding plate 7124 at intervals along the length direction of the sliding plate 7124, may be fixedly connected to the sliding plate 7124, and may be driven by the sliding plate 7124 to reciprocate toward the openings of the first supporting plate 7111 and the second supporting plate 7112. In some embodiments, the second drive mechanism 7123 can include a drive motor, a set of drive wheels coupled to an output of the drive motor; the driving wheel set can comprise a first driving wheel connected with the driving motor, a second driving wheel connected with the transmission mechanism, and a driving belt sleeved on the first driving wheel and the second driving wheel. Of course, it will be appreciated that in other embodiments, the drive wheel set may be omitted. The transmission 714 may include a third drive screw and a slide. The third transmission screw rod can be connected with the output end of the driving motor. In some embodiments, the third drive screw may be coupled to the second drive wheel. The sliding member 7121 may be disposed on the sliding plate 7121, and may be sleeved on the third driving screw, and may be driven by the third driving screw to slide, so as to drive the sliding plate 7121 to slide.

Further, as shown in fig. 19, in some embodiments, the receiving station 71 may further include a transfer table 713; the conveyor 713 may be positioned between the material receiving member 711 and the support member 712, may extend out of the frame 10, and may be used to transport the work piece from the support member 712. In some embodiments, the transfer table 713 may include a box body 7131 having an opening at one side, the box body 7131 may have a hollow rectangular parallelepiped shape, and a transfer rail for transferring the workpiece may be formed in the box body 7131. The transfer table 713 is further provided with a plurality of transport assemblies 7132, the transport assemblies 7132 may be a plurality of, and the plurality of transport assemblies 7132 may be arranged side by side along the width direction of the box body 7131. The conveying assembly 7132 may include rollers disposed in the box body 7131 and located at two ends of the box body 7131, and a conveying belt sleeved on the rollers. The rollers at the same end of the multiple sets of transmission assemblies 7132 can be connected by a connecting shaft, and a driving member can be disposed at one end of the connecting shaft to drive the connecting shaft to rotate and drive the rollers to rotate.

As shown in fig. 16 and 17, further, in some embodiments, the blanking apparatus may further include a sensing element 714, and the sensing element 714 may be disposed on the material receiving element 711 and may be connected to the supporting element 712 and the opening and closing mechanism, specifically, in some embodiments, the sensing element 714 may be a proximity switch, but it should be understood that, in other embodiments, the sensing element 714 may not be limited to a proximity switch, and may be some conventional sensors. The sensing element 714 can be vertically disposed on the base 7110 and disposed opposite to the first receiving plate 7111 and the second receiving plate 7112. When the sensing component 714 senses that a workpiece is placed on the first bearing plate 7111 and the second bearing plate 7112, the telescopic cylinder can drive the movable connecting plate 7114 to be telescopic, and further drive the first bearing plate 7111 and the second bearing plate 7112 to rotate, so that an opening between the first bearing plate 7111 and the second bearing plate 7112 is opened, the workpiece falls onto the bearing component 712, the second driving mechanism 7123 of the bearing component 712 can be connected with the sensing component 714, and when the workpiece falls, the second driving mechanism 7123 can drive the bearing plate 7122 to fall by a set distance which can be equivalent to the thickness of the workpiece. In some embodiments, the sensing assembly 714 can be a counter that counts the number of workpieces placed on the first receiving plate 7111 and the second receiving plate 7112, i.e., counts the number of workpieces placed on the receiving plate 7122, and the transfer platform 713 can transfer the workpieces from the receiving plate 7122 when the number of workpieces placed on the receiving plate 7122 reaches a predetermined number.

Further, as shown in fig. 20, in some embodiments, there may be a plurality of blanking stations 72, in some embodiments, there may be three blanking stations 72, and the three blanking stations 72 may be arranged in sequence in a direction away from the receiving assembly 71. The blanking stations 72 close to the material receiving assembly 71 can be used for placing unqualified workpieces, the blanking stations 72 in the middle can be used for stacking the unqualified workpieces and the isolation paper in sequence, and the blanking stations 72 far away from the material receiving assembly 71 can be used for placing the isolation paper. In some embodiments, each blanking station 72 includes a second placing station 721, a second elevating station 722, a second elevating drive mechanism 773, and a second elevating drive mechanism 724. The second placing table 721 may be used for placing defective workpieces or separator paper. The second lifting platform 722 may be located below the second placing platform 721, and may lift the second support plate 7213 on the second placing platform 721. The second lifting driving mechanism 773 can be used to drive the second lifting platform 722 to lift. The second lifting transmission mechanism 724 can be connected to the second lifting driving mechanism 773 and can be connected to the second lifting stage 722, and can be driven by the second lifting driving mechanism 773 to drive the second lifting stage 722 to lift.

Further, in some embodiments, the second placing table 721 may include a second mounting seat 7211, two second movable slats 7212 disposed on the second mounting seat 7211 and movable relative to each other, and a second pallet 7213 disposed above the two second movable slats 7212 and disposed in parallel with the two second movable slats 7212 for placing defective workpieces or separator paper. The second mounting seat 7211 can be used for mounting the second movable slat 7212, and can include a rectangular seat body, both ends of which can be provided with handles. In some embodiments, the two second movable slats 7212 can be arranged on the seat body side by side and at intervals along the width direction of the seat body, and each second movable slat 7212 can be arranged to extend along the length direction of the seat body 7211. In some embodiments, a second positioning column 7216 for positioning a workpiece to be inspected can be disposed on the second movable slat 7212; the second positioning post 7216 can be extended out of the second supporting plate 7213 in a direction perpendicular to the second movable slat 7212. A second strip-shaped through hole 7213a through which the second positioning column 7216 penetrates is formed in the second supporting plate 7213; in some embodiments, the second retainer plate 7213 is further provided with a second connecting hole 7213b; the second coupling hole 7213b may be used to couple with the second stem bar 7225 on the second elevating stage 722.

In some embodiments, the second placing platform 721 may further include a second position adjusting assembly for moving the two second movable slats 7212 back and forth, so as to adjust the relative positions of the second positioning posts 7216 on the two second movable slats 7212. The second position adjustment assembly may include a second adjustment gear 7217 and a second rack 7218 engaged with the second adjustment gear 7217. The number of the second racks 7218 can be two, the two second racks 7218 can be disposed in parallel and spaced apart, specifically, each second rack 7218 can be disposed to extend in the width direction of the base, one of the second racks 7218 can be connected and fixed to one of the second movable slats 7212, and the other second rack 7218 can be connected and fixed to the other second movable slat 7212. The second adjusting gear 7217 can be located between the two second racks 7218 and respectively engaged with the two second racks 7218, and the second adjusting gear 7217 rotates to drive the second racks 7218 to move along the width direction of the base body, so as to drive the two second movable slats 7212 to move along the width direction of the base body, thereby adjusting the position of the second positioning column 7216 on the second movable slat 7212.

Further, in some embodiments, the second placing table 721 may further include a guide unit for movably guiding the two second movable slats 7212; the guide unit may include a guide rail 7214 and a guide slider 7215 sleeved on the guide rail 7214 and coupled to the second movable slat 7212.

Further, in some embodiments, the second elevating platform 722 may include a second fixing plate 7221, a second slide mounting plate 7223, a second guide post 7222 disposed between the second fixing plate 7221 and the second slide mounting plate 7223 to slidably guide the second slide mounting plate 7223, a second seat 7224 mounted on the second slide mounting plate 7223, and a second rod 7225 mounted on the second seat 7224. The second push rod 7225 can be inserted into the second connecting hole 7213b of the second support plate 7213, and then can drive the second support plate 7213 to move up and down. The second lifting driving mechanism 773 is started to drive the second lifting transmission mechanism 724 to transmit, and further drive the second sliding mounting plate 7223 to slide to drive the second support 7224 to lift, so as to drive the second ejector rod 7225 to lift, and finally drive the second support plate 7213 to lift.

Further, in some embodiments, the second lifting driving mechanism 773 may be a motor, and the second lifting transmission mechanism 724 may include a second lifting transmission screw and a second lifting slider; the second lifting transmission screw rod can be connected with the output end of the motor and driven by the motor to rotate, the second lifting slide block can be arranged on the second sliding mounting plate 7223 and can be sleeved on the second lifting transmission screw rod, and the second lifting transmission screw rod can be driven to lift so as to drive the second sliding mounting plate 7223 to lift.

Further, as shown in fig. 6, in some embodiments, the second reclaiming robot 73 may include a second mount 731, a second reclaiming drive mechanism 732, and a second reclaiming robot assembly 73. The second fixing frame 731 can be mounted on the machine frame 10, specifically, on the bedplate 12, and can include two second fixing columns 7311 arranged at intervals, and a second cross beam 7312 arranged between the two second fixing columns 7311. The second take-up drive mechanism 732 may be mounted to a second beam 7312 and may be a linear motor. The number of the second material taking manipulator assemblies 73 may be two, and the two sets of the second material taking manipulator assemblies 73 may be disposed on the second beam 7312 at intervals, and may be connected to the second material taking driving mechanism 732, and may be driven by the second material taking driving mechanism 732 to reciprocate along the length direction of the second beam 7312.

In some embodiments, each set of the second material taking manipulator assemblies 73 may include a second mounting frame 7331, two sets of second suction rod assemblies 7332 mounted on the second mounting frame 7331, a second lifting cylinder 7333 mounted on the second mounting frame 7331 to drive the second mounting frame 7331 to lift, and a second adjusting member 7334 for adjusting the distance between the two sets of second suction rod assemblies 7332. The two sets of second suction rod assemblies 7332 may be arranged side by side and at intervals, and a plurality of suction rods may be arranged on each set of second suction rod assemblies 7332. The second lifting cylinder 7333 can drive the second mounting frame 7331 to lift, and further drive the second suction rod assembly 7332 to lift. The second adjustment member 7334 may include a second adjustment hand wheel and a second adjustment screw connected with the second adjustment hand wheel. The two sets of second suction rod assemblies 7332 are slidably sleeved on the second adjusting screw rod, and are driven by the second adjusting screw rod to rotate to move relatively, so as to adjust the distance between the two sets of second suction rod assemblies 7332.

It is to be understood that the foregoing examples, while indicating the preferred embodiments of the invention, are given by way of illustration and description, and are not to be construed as limiting the scope of the invention; it should be noted that, for a person skilled in the art, the above technical features can be freely combined, and several changes and modifications can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the claims of the present invention.

Claims

1. The visual detection equipment is characterized by comprising a rack (10), a feeding device (20) arranged on the rack (10), a detection platform (30) for bearing workpieces to be detected, which are conveyed by the feeding device (20), a detection device (40) for visually detecting the workpieces to be detected on the detection platform (30), a blanking device (70) which is arranged on the rack (10) and used for distinguishing qualified workpieces from unqualified workpieces after the detection of the detection device (40) is finished, and an adjusting device (50) which is arranged on the rack (10), is used for installing the detection device (40) and can adjust the relative position of the detection device (40) and the workpieces to be detected;

the blanking device (70) comprises a receiving station (71) for receiving the qualified workpieces, a blanking station (72) for supplying the unqualified workpieces, and a second material taking manipulator (73) which is arranged on the rack (10) and is used for placing the qualified workpieces on the detection platform (30) on the receiving station (71) and placing the unqualified workpieces on the blanking station (72), wherein the receiving station (71) comprises a receiving component (711) and a bearing component (712) for bearing the workpieces received by the receiving component (711);

the material receiving assembly (711) comprises a first bearing plate (7111) and a second bearing plate (7112) which bear the workpiece and can be opened and closed, and an opening and closing mechanism which is connected with the first bearing plate (7111) and the second bearing plate (7112) to drive the first bearing plate (7111) and the second bearing plate (7112) to open and close to bear the workpiece or enable the workpiece to fall onto the bearing assembly (712);

the bearing component (712) is arranged opposite to an opening formed by opening and closing of the first bearing plate (7111) and the second bearing plate (7112) and can be arranged in a lifting mode to bear workpieces falling from the first bearing plate (7111) and the second bearing plate (7112).

2. The visual inspection apparatus of claim 1, wherein the inspection platform (30) includes a stand (31), and a carrier table (32) mounted on the stand (31);

the bearing table (32) comprises a bearing plate (321) for bearing a workpiece, a clamping component (322) arranged on the bearing plate (321) for clamping and fixing the workpiece, and a positioning structure (323) arranged on the bearing plate (321) for attracting and positioning the workpiece;

the positioning structure (323) comprises an adsorption positioning pad arranged on the carrier plate (321) to adsorb the workpiece;

the carrier plate (321) is provided with a containing groove (3211) for containing the adsorption positioning pad;

the carrier plate (321) is provided with a connecting through hole (3213) which is communicated with the accommodating groove (3211) and can be connected with an external vacuum adsorption device.

3. A visual inspection apparatus according to claim 2, wherein the carrier plate (321) comprises a first carrier plate (321 a) and a second carrier plate (321 b) arranged for relative movement;

the clamping assembly (322) comprises a first clamping unit (322 a) arranged on the first carrier plate (321 a) and a second clamping unit (322 b) arranged on the second carrier plate (321 b) and matched with the first clamping unit (322 a) to clamp the workpiece; the first clamping unit (322 a) is arranged opposite to the second clamping unit (322 b);

the bearing table (32) further comprises an adjusting assembly (35) for adjusting the relative distance between the first carrier plate (321 a) and the second carrier plate (321 b) to adapt to workpieces with different sizes;

the adjusting assembly (35) comprises a driving unit (351) and a transmission unit (352) connected with the driving unit (351) to drive the first carrier plate (321 a) and the second carrier plate (321 b) to move relatively.

4. The visual inspection apparatus of claim 2, wherein the carrier (32) further comprises a sliding plate (320) disposed on the bracket (31) and slidably disposed reciprocally;

the carrier plate (321) is arranged on the sliding plate (320);

the detection platform (30) further comprises a first driving mechanism (33) which is arranged on the support (31) and drives the sliding plate (320) to reciprocate, and a first guiding mechanism (34) which is arranged on the support (31) and guides the sliding plate (320) in a sliding manner.

5. A visual inspection apparatus according to claim 1, wherein the inspection device (40) comprises an inspection camera;

the adjusting device (50) comprises a mounting frame (51), a camera mounting structure (53) which is mounted on the mounting frame (51) and is used for mounting the detection camera, and an adjusting mechanism (54) which is mounted on the mounting frame (51) and is connected with the camera mounting structure (53) to drive the camera mounting structure (53) to reciprocate along a first direction to adjust the focal length of the detection camera;

the camera mounting structure (53) comprises a frame body (531) for mounting the detection camera, and a first adjusting unit (533) arranged on the frame body (531) for adjusting the angle of the detection camera;

adjusting mechanism (54) including install in hand wheel (541) on mounting bracket (51), with hand wheel (541) are connected and by hand wheel (541) drive pivoted lead screw (542), cover are located on lead screw (542) and with camera mounting structure (53) are connected in order to drive camera mounting structure (53) along the screw of first direction reciprocating motion.

6. The visual inspection device of claim 5, wherein the frame body (531) is provided with a mounting plate (532) for mounting the inspection camera;

the first adjusting unit (533) comprises a first adjusting plate (5333) arranged on the mounting plate (532) and sleeved on the lens (42) of the detection camera, a second adjusting plate (5331) sleeved on the lens (42) of the detection camera and capable of being rotatably installed on the first adjusting plate (5333) at a set angle, and a first driving assembly (5332) driving the second adjusting plate (5331) to rotate so as to drive the lens (42) to rotate at the set angle.

7. The apparatus of claim 6, wherein the camera mounting structure (53) further comprises a second adjusting unit (534) connected to the first adjusting plate (5333) to move the first adjusting plate (5333) and the inspection camera to reciprocate in a second direction;

and/or the camera mounting structure (53) further comprises a third adjusting unit (536) connected with the frame body (531) to drive the frame body (531) to reciprocate along a third direction.

8. The visual inspection apparatus of claim 1, wherein the receiving assembly (711) further comprises a second base (7110), a first movable side plate (7115) mounted on the second base (7110), and a second movable side plate (7116) mounted on the second base (7110) and movably disposed relative to the first movable side plate (7115);

two first mounting columns are arranged on the first movable side plate (7115) at intervals;

two ends of the first bearing plate (7111) can be respectively and rotatably arranged on the two first mounting columns;

two second mounting columns are arranged on the second movable side plate (7116) at intervals; the two second mounting columns are arranged corresponding to the two first mounting columns

Two ends of the second bearing plate (7112) can be respectively and rotatably arranged on the two second mounting columns;

the opening and closing mechanism is arranged on the second base (7110) so as to drive the first bearing plate (7111) to rotate on the first mounting column and drive the second bearing plate (7112) to rotate on the second mounting column;

the opening and closing mechanism comprises a telescopic cylinder (7113) and a movable connecting plate (7114) which is arranged on the telescopic cylinder (7113) and is connected with one end of the first bearing plate (7111) and one end of the second bearing plate (7112);

a first mounting hole (7114 a) is formed in the movable connecting plate (7114); one end of the first bearing plate (7111) is provided with a first connecting piece (711 a) connected with the first mounting hole (7114 a);

a second mounting hole (7114 b) is formed in the movable connecting plate (7114), and the second mounting hole (7114 b) and the first mounting hole (7114 a) are arranged in parallel; one end of the second bearing plate (7112) is provided with a second connecting piece (711 b) connected with the second mounting hole (7114 b).

9. The visual inspection apparatus according to claim 1, wherein the feeding device (20) includes a magazine (21) mounted on the frame (10) for placing the workpieces to be inspected, a feeding station (22) mounted on the frame (10) and located between the magazine (21) and the inspection platform (30) for temporarily placing the workpieces to be inspected, and a first material taking robot (23) mounted on the frame (10) for taking out the workpieces to be inspected from the magazine (21) to the feeding station (22) and/or taking out the workpieces to be inspected from the feeding station (22) to the inspection platform (30).