1. The defect detection equipment is characterized by comprising a workbench, a moving assembly, a first measuring assembly, a second measuring assembly and a third measuring assembly, wherein the moving assembly, the first measuring assembly, the second measuring assembly and the third measuring assembly are arranged on the workbench;

the moving assembly is used for bearing a workpiece to be detected and enabling the workpiece to be detected to move along a first direction;

the first measuring assembly is positioned above the workpiece to be measured and used for measuring characteristic parameters and surface trace defects of the workpiece to be measured, and the characteristic parameters comprise flatness, folding height and buckling height;

the second measuring component, the third measuring component with the work piece that awaits measuring is located the coplanar, the second measuring component is used for measuring the overall dimension of the work piece that awaits measuring, the third measuring component is used for measuring the angle of inflection of the work piece that awaits measuring.

2. The apparatus of claim 1, wherein the moving assembly includes a first linear module and a carrier, the first linear module is fixed on the worktable, the first linear module is provided with a first slide rail and a first slide block moving along the first slide rail, and the carrier is disposed on the first slide block.

3. The defect inspection apparatus according to claim 2, wherein the carrier member includes a first relay plate, a relay tray, a motor, a speed reducer, and a detection plate;

the first adapter plate is fixed on the first sliding block, the adapter disc is fixed on the first adapter plate, the motor and the speed reducer are respectively arranged on the lower end surface and the upper end surface of the adapter disc, the rotating shaft of the motor is connected with the input end of the speed reducer, and the output end of the speed reducer is fixedly connected with the detection plate;

the motor is used for driving the bearing piece to rotate on a plane parallel to the workpiece to be detected, and further driving the workpiece to be detected to rotate.

4. The apparatus of claim 3, wherein the carrier further comprises two positioning blocks, two sets of first driving assemblies, and two sets of shutters;

the two positioning blocks are respectively arranged on the side end faces of the detection plate, which are close to the two sides of the first linear module and the first measuring assembly; the two groups of first driving assemblies are arranged on the lower end surface of the detection plate and are respectively arranged on two sides of the detection plate close to the second measuring assembly and the third measuring assembly; the two groups of baffles are respectively and fixedly connected with piston rods of the two groups of first driving assemblies;

the two groups of first driving assemblies control the two groups of baffles to be matched with the two positioning blocks so as to fixedly arrange the workpiece to be detected on the detection plate.

5. The apparatus of claim 4, wherein the first measuring assembly includes a first fixing member, a first moving member, and a first measuring member, the first fixing member is fixed on the worktable, the first moving member is disposed on the first fixing member, the first measuring member is disposed on the first moving member, and the first measuring member is disposed on a side of the workpiece to be measured away from the worktable.

6. The apparatus of claim 5, wherein the first fixing member includes a first fixing portion, a second fixing portion and a third fixing portion, the first fixing portion and the third fixing portion are fixed on the worktable, and the second fixing portion is respectively fixedly connected to an end of the first fixing portion far away from the worktable and an end of the third fixing portion far away from the worktable.

7. The defect detection apparatus according to claim 6, wherein the first moving member includes a second linear block and a third linear block, the second linear block being disposed on the second fixed portion, the second linear block being provided with a second slide rail and a second slider moving along the second slide rail, the third linear block being disposed on the second slider, the third linear block being provided with a third slide rail and a third slider moving along the third slide rail, the first measuring member being disposed on the third slider;

the second linear module is used for driving the first measuring piece to move along a second direction, and the third linear module is used for driving the first measuring piece to move along a third direction perpendicular to the first direction and the second direction.

8. The defect detection apparatus of claim 7, wherein the first measuring member includes a fixing plate, a first sensor, a second sensor, and a first camera;

the fixed plate comprises a first fixed plate arranged on the third sliding block and a second fixed plate vertically arranged on the first fixed plate, the first sensor and the second sensor are arranged on one side of the second fixed plate, and the first camera is arranged on one side, away from the first sensor, of the second fixed plate;

the first sensor is used for measuring the flatness of the workpiece to be measured, the second sensor is used for measuring the folding edge height and the buckling position height of the workpiece to be measured, and the first camera is used for measuring the surface trace defects of the workpiece to be measured.

9. The apparatus according to claim 8, wherein the second measuring assembly includes a second fixing member and a second measuring member, the second fixing member is fixed on the worktable, the second measuring member is fixed on the second fixing member, and the second measuring member and the workpiece to be measured are located on the same plane;

the second measuring piece is used for measuring the external dimension of the workpiece to be measured.

10. The apparatus of claim 9, wherein the third measuring assembly comprises a third fixing member, a second moving member and a third measuring member, the third fixing member is fixed on the worktable, the second moving member is disposed on the third fixing member, the third measuring member is disposed on the second moving member, and the third measuring member and the workpiece to be measured are located on the same plane.

11. The defect detecting apparatus according to claim 10, wherein the second moving member includes a second driving assembly and a third driving assembly, the second driving assembly is disposed on the third fixing member, the second driving assembly is provided with a fourth slide rail and a fourth slider moving along the fourth slide rail, and the third driving assembly is disposed on the fourth slider.

12. The defect inspection apparatus of claim 11, wherein the third measuring member includes a first connecting plate disposed on the flange of the third drive assembly, a second connecting plate disposed on the first connecting plate, and a second camera disposed on the second connecting plate.

13. The apparatus of claim 12, wherein the second driving assembly is configured to drive the second camera to move along the second direction, and the third driving assembly is configured to drive the second camera to rotate on a plane parallel to the workpiece to be tested; the second camera is used for measuring the bending angle of the workpiece to be measured.

14. The apparatus of claim 13, further comprising a first light assembly, a second light assembly, and a third light assembly, wherein the first light assembly and the second light assembly are fixed on the worktable along the first direction, the third light assembly is fixed on the worktable along the second direction, the second light assembly is disposed on one side of the second measuring assembly, the first light assembly and the third light assembly are disposed on one side of the first linear module, and the first light assembly and the second light assembly are disposed on opposite sides of the workpiece to be measured.

15. The apparatus of claim 14, wherein the first lamp assembly comprises a fourth driving assembly and a first light source, the fourth driving assembly is configured to drive the first light source to move in the third direction, the second lamp assembly comprises a fifth driving assembly and a second light source, the fifth driving assembly is configured to drive the second light source to move in the second direction, the third lamp assembly comprises a switch board assembly and a third light source, and the switch board assembly is configured to drive the third light source to rotate on a plane perpendicular to the workpiece to be tested.

Background

In the furred ceiling production trade, more and more mills use automatic production line to replace manual production line, and its takt is fast, and production efficiency is high simultaneously. However, in the production process, because of the existence of errors in mechanical accuracy or the deviation of the position of the workpiece raw material during transmission, the dimension parameters of the suspended ceiling in actual production are changed, and the dimension parameters of the suspended ceiling are usually detected manually.

Disclosure of Invention

The application provides a defect detection equipment to the realization is detected the size parameter of furred ceiling by mechanical equipment.

The technical scheme adopted by the application is as follows: the defect detection equipment comprises a workbench, a moving assembly, a first measuring assembly, a second measuring assembly and a third measuring assembly, wherein the moving assembly, the first measuring assembly, the second measuring assembly and the third measuring assembly are arranged on the workbench;

the moving assembly is used for bearing a workpiece to be detected and enabling the workpiece to be detected to move along a first direction;

the first measuring assembly is positioned above the workpiece to be measured and used for measuring characteristic parameters and surface trace defects of the workpiece to be measured, wherein the characteristic parameters comprise flatness, folding height and buckling height;

the second measuring assembly and the third measuring assembly are located on the same plane with the workpiece to be measured, the second measuring assembly is used for measuring the appearance size of the workpiece to be measured, and the third measuring assembly is used for measuring the bending angle of the workpiece to be measured.

Optionally, the moving assembly includes a first linear module and a bearing component, the first linear module is fixed on the workbench, the first linear module is provided with a first slide rail and a first slide block moving along the first slide rail, and the bearing component is arranged on the first slide block.

Optionally, the bearing element comprises a first adapter plate, an adapter disc, a motor, a speed reducer and a detection plate;

the first transfer plate is fixed on the first sliding block, the transfer disc is fixed on the first transfer plate, the motor and the speed reducer are respectively arranged on the lower end surface and the upper end surface of the transfer disc, the rotating shaft of the motor is connected with the input end of the speed reducer, and the output end of the speed reducer is fixedly connected with the detection plate;

the motor is used for driving the bearing piece to rotate on a plane parallel to the workpiece to be detected, and further driving the workpiece to be detected to rotate.

Optionally, the carrier further comprises two positioning blocks, two sets of first driving assemblies and two sets of baffles;

the two positioning blocks are respectively arranged on the side end faces of the detection plate, which are close to the two sides of the first linear module and the first measuring assembly; the two groups of first driving assemblies are arranged on the lower end surface of the detection plate and are respectively arranged on two sides of the detection plate close to the second measuring assembly and the third measuring assembly; the two groups of baffles are respectively and fixedly connected with piston rods of the two groups of first driving assemblies;

the two groups of first driving assemblies control the two groups of baffles to be matched with the two positioning blocks so as to fixedly arrange the workpiece to be detected on the detection plate.

Optionally, the first measuring assembly includes a first fixing member, a first moving member and a first measuring member, the first fixing member is fixed to the workbench, the first moving member is disposed on the first fixing member, the first measuring member is disposed on the first moving member, and the first measuring member is located on one side of the workpiece to be measured, which is away from the workbench.

Optionally, the first fixing member includes a first fixing portion, a second fixing portion and a third fixing portion, the first fixing portion and the third fixing portion are fixed on the workbench, and the second fixing portion is respectively fixedly connected to one end of the first fixing portion far away from the workbench and one end of the third fixing portion far away from the workbench.

Optionally, the first moving member includes a second linear module and a third linear module, the second linear module is disposed on the second fixing portion, the second linear module is provided with a second slide rail and a second slider moving along the second slide rail, the third linear module is disposed on the second slider, the third linear module is provided with a third slide rail and a third slider moving along the third slide rail, and the first measuring member is disposed on the third slider;

the second linear module is used for driving the first measuring piece to move along the second direction, and the third linear module is used for driving the first measuring piece to move along a third direction perpendicular to the first direction and the second direction.

Optionally, the first measuring member comprises a fixed plate, a first sensor, a second sensor and a first camera;

the fixed plate comprises a first fixed plate arranged on the third sliding block and a second fixed plate vertically arranged on the first fixed plate, the first sensor and the second sensor are arranged on one side of the second fixed plate, and the first camera is arranged on one side, away from the first sensor, of the second fixed plate;

the first sensor is used for measuring the flatness of a workpiece to be measured, the second sensor is used for measuring the folding edge height and the buckling position height of the workpiece to be measured, and the first camera is used for measuring the surface trace defect of the workpiece to be measured.

Optionally, the second measuring assembly includes a second fixing member and a second measuring member, the second fixing member is fixed on the worktable, the second measuring member is fixed on the second fixing member, and the second measuring member and the workpiece to be measured are located on the same plane;

the second measuring piece is used for measuring the external dimension of the workpiece to be measured.

Optionally, the third measuring assembly includes a third fixing member, a second moving member and a third measuring member, the third fixing member is fixed on the workbench, the second moving member is disposed on the third fixing member, the third measuring member is disposed on the second moving member, and the third measuring member and the workpiece to be measured are located on the same plane.

Optionally, the second moving member includes a second driving assembly and a third driving assembly, the second driving assembly is disposed on the third fixing member, the second driving assembly is provided with a fourth slide rail and a fourth slider moving along the fourth slide rail, and the third driving assembly is disposed on the fourth slider.

Optionally, the third measuring member includes a first connecting plate, a second connecting plate, and a second camera, the first connecting plate is disposed on the flange of the third driving assembly, the second connecting plate is disposed on the first connecting plate, and the second camera is disposed on the second connecting plate.

Optionally, the second driving assembly is configured to drive the second camera to move along a second direction, and the third driving assembly is configured to drive the second camera to rotate on a plane parallel to the workpiece to be measured; the second camera is used for measuring the bending angle of the workpiece to be measured.

Optionally, the defect detection device further comprises a first lighting assembly, a second lighting assembly and a third lighting assembly, the first lighting assembly and the second lighting assembly are fixed on the workbench along the first direction, the third lighting assembly is fixed on the workbench along the second direction, the second lighting assembly is arranged on one side of the second measurement assembly, the first lighting assembly and the third lighting assembly are arranged on one side of the first linear module, and the first lighting assembly and the second lighting assembly are located on two opposite sides of the workpiece to be measured.

Optionally, the first light assembly comprises a fourth driving assembly and a first light source, the fourth driving assembly is used for driving the first light source to move in a third direction, the second light assembly comprises a fifth driving assembly and a second light source, the fifth driving assembly is used for driving the second light source to move in a second direction, the third light assembly comprises a switching board assembly and a third light source, and the switching board assembly is used for driving the third light source to rotate on a plane perpendicular to the workpiece to be tested.

Optionally, the first lighting assembly further comprises a fourth fixing piece and a first light source metal plate, the fourth fixing piece is fixed on the workbench, the fourth driving assembly is fixed on the fourth fixing piece, the first light source metal plate is fixed on a piston rod of the fourth driving assembly, and the first light source is fixed on the first light source metal plate.

Optionally, the second lighting assembly further includes a fifth fixing member, a second adapter plate and a second light source metal plate, the fifth fixing member is fixed to the workbench, the second adapter plate is fixed to the fifth fixing member, the fifth driving assembly is fixed to the second adapter plate, the second light source metal plate is fixed to a piston rod of the fifth driving assembly, and the second light source is fixed to the second light source metal plate.

Optionally, the adapter plate assembly comprises a third adapter plate and a fourth adapter plate, the third lighting assembly further comprises a sixth fixing piece and a third light source metal plate, the sixth fixing piece is fixed on the workbench, the third adapter plate is fixed on the sixth fixing piece, the fourth adapter plate is arranged on the third adapter plate, the third light source metal plate is fixed on the fourth adapter plate, and the third light source is fixed on the third light source metal plate.

The beneficial effect of this application is: be different from prior art, this application is through setting up the removal subassembly that is used for bearing the weight of the work piece that awaits measuring on defect detection equipment's workstation, a first measuring component for measuring the flatness of the work piece that awaits measuring, hem height, detain position height and surface vestige defect, two measuring component for measuring the overall dimension of the work piece that awaits measuring, and a third measuring component for measuring the angle of turning of the work piece that awaits measuring, realize the size parameter of the work piece that awaits measuring of mechanized measurement, utilize same equipment to realize the measurement of multiple parameter simultaneously, improve measurement efficiency and measurement accuracy.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic perspective view of one embodiment of a defect inspection apparatus of the present application;

FIG. 2 is a schematic top view of one embodiment of the defect inspection apparatus of the present application;

FIG. 3 is a schematic structural diagram of an embodiment of a defect detection apparatus of the present application;

FIG. 4 is a schematic view of a first structure of an embodiment of a moving assembly of the present application;

FIG. 5 is a second schematic structural view of an embodiment of a mobile assembly of the present application;

FIG. 6 is a schematic structural diagram of an embodiment of a first measurement assembly of the present application;

FIG. 7 is a schematic structural diagram of an embodiment of a second measurement assembly of the present application;

FIG. 8 is a schematic structural diagram of an embodiment of a third measurement assembly of the present application;

FIG. 9 is a schematic structural view of an embodiment of a first light assembly of the present application;

FIG. 10 is a schematic view of an embodiment of a second light assembly according to the present application;

fig. 11 is a schematic structural diagram of an embodiment of a third light assembly according to the present application.

Detailed Description

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

In order to make those skilled in the art better understand the technical solution of the present application, the defect detecting apparatus provided by the present invention is further described in detail below with reference to the accompanying drawings and the detailed description.

Referring to fig. 1-11, fig. 1 is a schematic perspective view of an embodiment of a defect detecting apparatus of the present application; FIG. 2 is a schematic top view of one embodiment of the defect inspection apparatus of the present application; FIG. 3 is a schematic structural diagram of an embodiment of a defect detection apparatus of the present application; FIG. 4 is a schematic view of a first structure of an embodiment of a moving assembly of the present application; FIG. 5 is a second schematic structural view of an embodiment of a mobile assembly of the present application;

FIG. 6 is a schematic structural diagram of an embodiment of a first measurement assembly of the present application; FIG. 7 is a schematic structural diagram of an embodiment of a second measurement assembly of the present application; FIG. 8 is a schematic structural diagram of an embodiment of a third measurement assembly of the present application; FIG. 9 is a schematic structural view of an embodiment of a first light assembly of the present application; FIG. 10 is a schematic view of an embodiment of a second light assembly according to the present application; fig. 11 is a schematic structural diagram of an embodiment of a third light assembly according to the present application.

As shown in fig. 1 to 3, the defect detecting apparatus 1 includes a table 10, a moving assembly 20, a first measuring assembly 30, a second measuring assembly 40, a third measuring assembly 50, a first light assembly 60, a second light assembly 70, and a third light assembly 80.

The moving assembly 20 is used for bearing the workpiece 2 to be measured; the first measuring assembly 30 is positioned above the workpiece 2 to be measured and is used for measuring characteristic parameters and surface trace defects of the workpiece 2 to be measured, wherein the characteristic parameters comprise flatness, folding height and buckling height; the second measuring component 40 and the third measuring component 50 are positioned on the same plane with the workpiece 2 to be measured, the second measuring component 40 is used for measuring the external dimension of the workpiece 2 to be measured, and the third measuring component 50 is used for measuring the bending angle of the workpiece 2 to be measured; the first light assembly 60, the second light assembly 70, and the third light assembly 80 are used to provide working illumination light for the defect detecting apparatus 1.

The worktable 10 has a first direction x and a second direction y perpendicular to each other, the moving assembly 20, the first light assembly 60 and the second light assembly 70 are fixed on the worktable 10 along the first direction x, and the first measuring assembly 30, the second measuring assembly 40, the third measuring assembly 50 and the third light assembly 80 are disposed on the worktable 10 along the second direction y.

The first measuring assembly 30, the second measuring assembly 40 and the third measuring assembly 50 are arranged on the workbench 10 at intervals along the first direction x, and the first measuring assembly 30 and the third measuring assembly 50 are located on two opposite sides of the workpiece 2 to be measured. The second light assembly 70 is disposed on one side of the second measuring assembly 40, and the first light assembly 60 and the second light assembly 70 are disposed on two opposite sides of the workpiece 2 to be measured.

With reference to fig. 1-3, further reference is made to fig. 4-5. As shown in fig. 4-5, the moving assembly 20 includes a first linear module 21 and a carrier 22. The first linear module 21 is fixed on the worktable 10, the first linear module 21 is provided with a first slide rail 211 and a first slide block 212 moving along the first slide rail 211, and the bearing member 22 is arranged on the first slide block 212.

The bearing member 22 includes a first adapter plate 221, an adapter disc 222, a motor 223, a speed reducer 224, a detection plate 225, two positioning blocks 226, two sets of first driving assemblies 227, and two sets of baffles 228.

The first adapter plate 221 is fixed on the first slider 212, the adapter plate 222 is fixed on the first adapter plate 221, the motor 223 and the speed reducer 224 are respectively disposed on the lower end surface and the upper end surface of the adapter plate 222, the rotating shaft of the motor 223 is connected to the input end of the speed reducer 224, the output end of the speed reducer 224 is fixedly connected to the detection plate 225, and the two positioning blocks 226 are respectively disposed on the side end surfaces of the detection plate 225 near both sides of the first linear module 21 and the first measuring assembly 30. The motor 223 is used for driving the bearing component 22 to rotate on a plane parallel to the workpiece 2 to be measured, and further driving the workpiece 2 to be measured to rotate.

Two sets of first driving assemblies 227 are disposed on the lower end surface of sensing plate 225, and are disposed on two sides of sensing plate 225 close to second measuring assembly 40 and third measuring assembly 50, respectively, and two sets of baffles 228 are fixedly connected to piston rods of two sets of first driving assemblies 227, respectively.

In the present embodiment, the set of first driving assemblies 227 includes two first driving assemblies 227, the set of baffles 228 includes two baffles 228, and a piston rod of each first driving assembly 227 is fixedly connected to one baffle 228. Alternatively, in other embodiments, the set of first drive assemblies 227 may include a plurality of first drive assemblies 227 and the set of baffles 228 may include a plurality of baffles 228, e.g., the set of first drive assemblies 227 includes three first drive assemblies 227 and the set of baffles 228 includes three baffles 228.

Alternatively, in the present embodiment, the first driving element 227 may be an air cylinder, and in other embodiments, the first driving element 227 may be a linear module.

The moving assembly 20 controls two groups of baffles 228 to cooperate with the two positioning blocks 226 to clamp the workpiece 2 to be measured through two groups of first driving assemblies 227 so as to fix the workpiece 2 to be measured; the moving assembly 20 controls the first sliding block 212 to move on the first sliding rail 211 through the first linear module 21, so as to realize that the bearing part 22 moves in the first direction x, and further realize that the workpiece 2 to be measured moves along the first direction x; meanwhile, the moving assembly 20 drives the bearing 22 to rotate on a plane parallel to the workpiece 2 to be measured through the motor 223, and further drives the workpiece 2 to be measured to rotate.

Referring to fig. 6 in combination with fig. 1 to fig. 3, as shown in fig. 6, the first measuring assembly 30 includes a first fixed member 31, a first moving member 32 and a first measuring member 33, the first fixed member 31 is fixed on the worktable 10, the first moving member 32 is disposed on the first fixed member 31, the first measuring member 33 is disposed on the first moving member 32, and the first measuring member 33 is located on a side of the workpiece 2 to be measured away from the worktable 10.

The first fixing member 31 includes a first fixing portion 311, a second fixing portion 312 and a third fixing portion 313, the first fixing portion 311 and the third fixing portion 313 are fixed on the worktable 10, and the second fixing portion 312 is respectively fixedly connected to an end of the first fixing portion 311 far away from the worktable 10 and an end of the third fixing portion 313 far away from the worktable 10.

The first moving member 32 includes a second linear module 321 and a third linear module 322, the second linear module 321 is disposed on the second fixing portion 312, the second linear module 321 is provided with a second sliding rail 3211 and a second slider 3212 moving along the second sliding rail 3211, the third linear module 322 is disposed on the second slider 3212, the third linear module 322 is provided with a third sliding rail 3221 and a third slider 3222 moving along the third sliding rail 3221, and the first measuring member 33 is disposed on the third slider 3222. The second linear module 321 is configured to drive the first measuring component 33 to move along the second direction y, and the third linear module 322 is configured to drive the first measuring component 33 to move along a third direction z perpendicular to the first direction x and the second direction y.

The first measuring part 33 includes a fixing plate 331, a first sensor 332, a second sensor 333, and a first camera 334. The fixing plate 331 includes a first fixing plate 3311 disposed on the third slider 3222 and a second fixing plate 3312 vertically disposed on the first fixing plate 3311, the first sensor 332 and the second sensor 333 are disposed on one side of the second fixing plate 3312, and the first camera 334 is disposed on one side of the second fixing plate 3312 away from the first sensor 332. The first sensor 332 is used for measuring the flatness of the workpiece 2 to be measured, the second sensor 333 is used for measuring the folding height and the buckling height of the workpiece 2 to be measured, and the first camera 334 is used for measuring the surface trace defect of the workpiece 2 to be measured.

Specifically, the first sensor 332 is a laser ranging sensor, and the first sensor 332 moves in the first direction x and the second direction y through the second linear module 321 and the third linear module 322, and measures a plurality of points on the surface of the workpiece 2 to be measured at the same time to obtain different distance values from the first sensor 332 to different points on the workpiece 2 to be measured, where a difference between the maximum distance value and the minimum distance value is the flatness of the workpiece 2 to be measured.

The second sensor 333 is a contact distance measuring sensor, and the second sensor 333 moves in the first direction x and the second direction y through the second linear module 321 and the third linear module 322, so that the second sensor 333 moves to 8 folds or 8 buckles of the workpiece 2 to be measured, and the heights of the 8 folds or 8 buckles are measured.

When the first camera 334 moves to a proper position in the first direction x and the second direction y through the second linear module 321 and the third linear module 322, the first camera 334 shoots the side of the workpiece 2 to be measured, which is far away from the workbench 10, so as to measure the surface trace defect of the workpiece 2 to be measured.

As shown in fig. 6, the first measuring assembly 30 further includes a fourth light source 34 and a fifth light source 35. The fourth light source 34 is fixed on the second fixing portion 312 through a light source metal plate, and is disposed on one side of the second fixing portion 312 close to the first measuring part 33 relative to the second linear module 321, so as to provide working illumination light for the defect detecting apparatus 1. The fifth light source 35 is disposed on a side of the second fixing plate 3312 away from the first sensor 332, and is disposed on a side of the second fixing plate 3312 close to the workpiece 2 to be detected relative to the first camera 334, for providing working illumination light for the defect detecting apparatus 1.

Optionally, in this embodiment, the fourth light source 34 may be a bar light source, and the fifth light source 35 may be disposed as a ring light source in cooperation with the first camera 334.

Alternatively, in other embodiments, the first measurement component 30 may use other sensors in place of the first sensor 332, the second sensor 333, and the first camera 334.

Referring to fig. 7 in addition to fig. 1 to fig. 3, as shown in fig. 7, the second measuring assembly 40 includes a second fixing member 41 and a second measuring member 42, the second fixing member 41 is fixed on the working table 10, the second measuring member 42 is fixed on the second fixing member 41, and the second measuring member 42 and the workpiece 2 to be measured are located on the same plane.

The second fixing member 41 is an L-shaped metal plate, the bottom 411 is fixed on the working table 10, and the second measuring member 42 is fixed on one side of the side plate 412 far away from the bottom 411. In the present embodiment, the second measuring member 42 is a laser sensor for measuring the outer dimensions of the workpiece 2 to be measured.

In the present embodiment, before measuring the workpiece 2 to be measured, the standard 300 × 300 calibration block is placed on the moving component 20, and the calibration block is moved by the first linear module 21, so that the second measuring component 42 measures a point on the side surface of the calibration block, and the sensor data obtained at this time is taken as the standard value. The calibration block is replaced by the workpiece 2 to be measured, and the second measuring member 42 measures a point on the side surface of the workpiece 2 to be measured through the above steps to obtain a measured value. Wherein the external dimension of the workpiece 2 to be measured is 300+ (standard value-measured value).

Alternatively, in other embodiments, workpieces to be measured with different external dimensions can be measured, and the external dimensions of the workpieces to be measured are the corresponding calibration size + (standard value-measurement value).

Referring to fig. 8 in combination with fig. 1 to fig. 3, as shown in fig. 8, the third measuring assembly 50 includes a third fixed member 51, a second moving member 52 and a third measuring member 53, the third fixed member 51 is fixed on the worktable 10, the second moving member 52 is disposed on the third fixed member 51, the third measuring member 53 is disposed on the second moving member 52, and the third measuring member 53 is located on a side of the workpiece 2 to be measured away from the worktable 10. Alternatively, the third fixing member 51 may be a fixing plate.

The second moving member 52 includes a second driving assembly 521, a third driving assembly 522 and a connecting member 523, the second driving assembly 521 is disposed on the third fixing member 51, the second driving assembly 521 is provided with a fourth slide rail 5211 and a fourth slider 5212 moving along the fourth slide rail 5211, the connecting member 523 is disposed on the fourth slider 5212, and the third driving assembly 522 is disposed on the connecting member 523.

The third measuring member 53 includes a first connecting plate 531, a second connecting plate 532 and a second camera 533, the first connecting plate 531 is disposed on the flange of the third driving assembly 522, the second connecting plate 532 is disposed on the first connecting plate 531, and the second camera 533 is disposed on the second connecting plate 532.

The second driving assembly 521 is configured to drive the second camera 533 to move along the second direction y, and the third driving assembly 522 is configured to drive the second camera 533 to rotate on a plane parallel to the workpiece 2 to be measured; the second camera 533 is used to measure the bending angle of the workpiece 2 to be measured.

Alternatively, in this embodiment, the second driving assembly 521 may be a rodless cylinder, and the third driving assembly 522 may be a rotary cylinder. In other embodiments, the second driving assembly 521 may be replaced with a linear module, and the third driving assembly 522 may be replaced with a motor.

In this embodiment, the second camera 533 directly faces the first folded edge of the workpiece 2 to be measured, and the second camera 533 directly faces the second folded edge adjacent to the first folded edge through the second driving assembly 521 and the third driving assembly 522, so as to measure an angle of the first folded edge, that is, a folding angle. Meanwhile, the motor 223 rotates the workpiece 2 to be measured, and the second camera 533 measures the angles of the other 6 folded edges of the workpiece.

As shown in fig. 8, the third measuring part 53 further includes a lens 534, a sixth light source 535, and a third connecting plate 536. The lens 534 and the second camera 533 are fixedly disposed, and the second camera 533 focuses and photographs the workpiece 2 to be measured. The third connecting plate 536 is disposed on the first connecting plate 531, the sixth light source 535 is disposed on the third connecting plate 536, and the sixth light source 535 is configured to provide working illumination light for the defect detecting apparatus 1.

Optionally, in this embodiment, the sixth light source 535 may be disposed as a ring-shaped light source in cooperation with the second camera 533. Also, the lens 534 is located at the inner circle of the sixth light source 535, so that the second camera 533 photographs the workpiece 2 to be measured through the inner circle of the sixth light source 535.

Alternatively, in other embodiments, the third measurement assembly 50 may use other sensors in place of the second camera 533.

Referring to fig. 1 to 3, further referring to fig. 9, as shown in fig. 9, the first light assembly 60 includes a fourth fixing member 61, a fourth driving assembly 62, a first light source metal plate 63 and a first light source 64, the fourth fixing member 61 is fixed on the worktable 10, the fourth driving assembly 62 is fixed on the fourth fixing member 61, the first light source metal plate 63 is fixed on a piston rod of the fourth driving assembly 62, the first light source 64 is fixed on the first light source metal plate 63, and the fourth driving assembly 62 is configured to drive the first light source 64 to move in the third direction z.

Alternatively, in the present embodiment, the fourth driving assembly 62 may be an air cylinder, and the first light source 64 may be a bar-shaped light source. Alternatively, in other embodiments, the fourth driving assembly 62 may be a linear module.

In this embodiment, the first light source 64 is controlled by the fourth driving component 62 to extend and retract, so as to avoid the first measuring component 30 from colliding with the first light component 60 when moving in the first direction x or the second direction y, and improve the safety of the defect detecting apparatus 1.

Referring to fig. 1 to 3, with further reference to fig. 10, as shown in fig. 10, the second light assembly 70 includes a fifth fixing member 71, a second adapter plate 72, a fifth driving assembly 73, a second light source metal plate 74 and a second light source 75, the fifth fixing member 71 is fixed on the working table 10, the second adapter plate 72 is fixed on the fifth fixing member 71, the fifth driving assembly 73 is fixed on the second adapter plate 72, the second light source metal plate 74 is fixed on a piston rod of the fifth driving assembly 73, the second light source 75 is fixed on the second light source metal plate 74, and the fifth driving assembly 73 is configured to drive the second light source 75 to move in the second direction y.

Alternatively, in the present embodiment, the fifth driving assembly 73 may be an air cylinder, and the second light source 75 may be a bar light source. Alternatively, in other embodiments, the fifth driving assembly 73 may be a linear module.

In this embodiment, the second light source 75 is controlled by the fifth driving component 73 to extend and retract, so as to avoid the first measuring component 30 from colliding with the second light component 70 when moving in the first direction x or the second direction y, and improve the safety of the defect detecting apparatus 1.

Referring to fig. 11 in addition to fig. 1 to fig. 3, as shown in fig. 11, the third light assembly 80 includes a sixth fixing member 81, an adapter plate assembly 82, a third light source metal plate 83 and a third light source 84, and the adapter plate assembly 82 includes a third adapter plate 821 and a fourth adapter plate 822. Alternatively, in the present embodiment, the third light source 84 may be a bar-shaped light source.

The sixth fixing member 81 is fixed to the workbench 10, the third adapter plate 821 is fixed to the sixth fixing member 81, the fourth adapter plate 822 is disposed on the third adapter plate 821, the third light source metal plate 83 is fixed to the fourth adapter plate 822, the third light source 84 is fixed to the third light source metal plate 83, and the fourth adapter plate 822 is used for driving the third light source 84 to rotate on a plane perpendicular to the workpiece 2 to be measured.

Specifically, a fixing hole 8221 connected to the third adapter plate 821 is disposed on the fourth adapter plate 822, and the fourth adapter plate 822 rotates around the fixing hole 8221, so that the third light source 84 rotates on a plane perpendicular to the workpiece 2 to be measured, that is, on a y-z plane.

The first measuring component 30, the second measuring component 40 and the third measuring component 50 are arranged on the workbench 10 at intervals along the first direction x, and the first measuring component 30 and the third measuring component 50 are positioned on two opposite sides of the workpiece 2 to be measured. The defect detection equipment 1 measures the size parameters of the workpiece 2 to be measured through the first measurement component 30, the second measurement component 40 and the third measurement component 50, realizes the mechanical measurement of the size parameters of the workpiece 2 to be measured, and simultaneously utilizes the same defect detection equipment 1 to realize the measurement of various parameters such as the external dimension, the planeness, the bending angle, the surface trace defect, the folding height, the buckling height and the like, thereby improving the measurement efficiency and the measurement accuracy. In addition, the defect detection equipment 1 is compact and simple in structure, production cost can be reduced, and safety is improved.

The above embodiments are merely examples, and not intended to limit the scope of the present application, and all modifications, equivalents, and flow charts using the contents of the specification and drawings of the present application, or those directly or indirectly applied to other related arts, are included in the scope of the present application.