Equipment for multi-surface detection of irregular object defects

Abstract

The utility model discloses equipment for multi-surface detection of irregular object defects, which comprises a rack, a placing plate for placing irregular objects is arranged in the middle of the rack, a first light source is arranged on one side of the rack, a second light source is arranged on the other side of the rack, and the first light source and the second light source are obliquely arranged. The placing plate and the irregular object are obliquely irradiated from the two sides; at least one first camera is arranged above the rack, a second camera is arranged on one side of the placing plate, and a third camera is arranged on the other side of the placing plate; the first camera is used for carrying out photographing detection on the upper part of the irregular object, the second camera is used for carrying out photographing detection on one side of the irregular object, and the third camera is used for carrying out photographing detection on the other side of the irregular object; according to the utility model, multi-side light rays cover the whole strip-shaped irregular object, multi-surface simultaneous detection is realized, a detection result is rapidly output, and the detection efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to workpiece production detection technical field, especially relate to a kind of equipment for detecting the defect of irregular object of multi-surface. BACKGROUND

[0002] At present, in the process of factory production, the emergence of defective products, product quantity numerous present situation is inevitable, and some product structure irregular, cannot realize mechanical automation operation, so there will be inspection in subsequent process This measure.In modern industrial production, inspection also adopts manual mode, in the case of numerous, it is inevitable to make mistakes, leading to defective products into the market, can cause serious consequences to enterprises.

[0003] The existing detection of irregular long strip object defect in vision industry is basically to adopt long strip light source to incline irradiation, to detect the defect by making bright-dark contrast imaging, to erect relatively shabby, and cannot detect multi-surface defect. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the defect that light is single in prior art and cannot be detected on multiple surfaces, and provides a kind of equipment for detecting the defect of irregular object of multi-surface, and multiple side light covers entire long strip irregular object, realizes simultaneous detection on multiple surfaces, quickly outputs detection result, and improves detection efficiency.

[0005] To achieve the above object, the utility model provides a kind of equipment for detecting the defect of irregular object of multi-surface, including rack, the middle part of the rack is equipped with the placement plate for placing irregular object, the one side of the rack is equipped with first light source, and the other side is equipped with second light source, the first light source and second light source are placed obliquely, and the placement plate and irregular object are irradiated obliquely from both sides;At least one first camera is equipped on the top of the rack, the one side of the placement plate is equipped with second camera, and the other side is equipped with third camera;The first camera carries out photographic detection to the top of irregular object, the second camera carries out photographic detection to one side of irregular object, and the third camera carries out photographic detection to the other side of irregular object.

[0006] As preferred, the fourth camera is also equipped on the top of the rack;The first camera and fourth camera are arranged side by side and are spaced apart, and carry out photographic detection to the top of irregular object together.

[0007] As preferred, the third light source is also equipped on the top of the rack, and the third light source irradiates the placement plate and irregular object from top;The first light source is equipped with first through hole corresponding to the first camera on one side, and the second light source is equipped with second through hole corresponding to the fourth camera on the other side, and the first camera carries out photographic detection to the top of irregular object through the first through hole, and the fourth camera carries out photographic detection to the top of irregular object through the second through hole.

[0008] As preferred, the placing plate is further provided with a fourth light source on one side and a fifth light source on the other side; the second camera corresponds to the fourth light source, and the third camera corresponds to the fifth light source; the fourth light source irradiates the irregular object from one side; the fifth light source irradiates the irregular object from the other side; the fourth light source is provided with a first square hole corresponding to the second camera, and the fifth light source is provided with a second square hole corresponding to the third camera; the second camera detects the irregular object by the first square hole from one side, and the third camera detects the irregular object by the second square hole from the other side.

[0009] As preferred, the first camera and the fourth camera are connected to the groove on the rack through the fixing plate, and the first camera and the fourth camera slide along the groove transversely to adjust the distance between the first camera and the fourth camera.

[0010] As preferred, the fixing plate is provided with a first vertical adjusting assembly for adjusting the vertical height of the first camera or the fourth camera, the first vertical adjusting assembly comprises a first mounting block provided on the fixing plate, the first mounting block is provided with a first rack, the first mounting block is provided with a first sliding block at the upper portion, the first sliding block is provided with a first driving rod at one side, the first driving rod is provided with a first gear at the end, the first gear is engaged with the first rack and moves vertically along the first rack, the first sliding block is provided with the first camera or the fourth camera, and the first driving rod is driven to rotate to adjust the vertical height of the first camera or the fourth camera; the first sliding block is provided with a first fixing screw at the side away from the first driving rod, and the first fixing screw is tightened to fix the first sliding block and the first mounting block together.

[0011] As preferred, the first mounting block is provided with a first inclined surface inclined inward at both sides, the first sliding block is provided with a second inclined surface corresponding to the first inclined surface, and the second inclined surface moves vertically along the first inclined surface.

[0012] As preferred, the second camera and the third camera are provided with a second vertical adjusting assembly for adjusting the vertical height of the second camera or the third camera and a transverse adjusting assembly for adjusting the transverse position of the second camera or the third camera, so that the second camera is adjusted within the range of the first square hole, and the third camera is adjusted within the range of the second square hole.

[0013] As preferred, the lateral adjusting assembly is arranged on the placing plate, and the second vertical adjusting assembly is arranged on the lateral adjusting assembly; the lateral adjusting assembly comprises a second mounting block arranged on the placing plate, a second rack arranged on the second mounting block, a second sliding block arranged on the upper portion of the second mounting block, a second driving rod sleeved on one side of the second sliding block, a second gear arranged at the end of the second driving rod, the second gear being engaged with the second rack and moving laterally along the second rack, and a second fixing screw arranged on the side of the second sliding block away from the second driving rod, the second sliding block being fixed with the second mounting block by tightening the second fixing screw; the second sliding block is arranged with the second vertical adjusting assembly, the second vertical adjusting assembly comprising a third mounting block arranged on the second sliding block, a third rack arranged on the third mounting block, a third sliding block arranged on the upper portion of the third mounting block, a third driving rod sleeved on one side of the third sliding block, a third gear arranged at the end of the third driving rod, the third gear being engaged with the third rack and moving vertically along the third rack, and a third fixing screw arranged on the side of the third sliding block away from the third driving rod, the third sliding block being fixed with the third mounting block by tightening the third fixing screw; the third sliding block is arranged with the second camera or the third camera, the lateral position of the second camera or the third camera is adjusted by rotating the second driving rod, and the vertical height of the second camera or the third camera is adjusted by rotating the third driving rod.

[0014] As preferred, the second mounting block is provided with third inclined surfaces inclined inward on both sides, the second sliding block is provided with fourth inclined surfaces corresponding to the third inclined surfaces, and the fourth inclined surfaces move laterally along the third inclined surfaces; the third mounting block is provided with fifth inclined surfaces inclined inward on both sides, and the third sliding block is provided with sixth inclined surfaces corresponding to the fifth inclined surfaces, the sixth inclined surfaces moving vertically along the fifth inclined surfaces.

[0015] Compared with the prior art, the present application has the following advantages:

[0016] The first light source and the second light source are inclined and arranged, and irradiate the placing plate and the irregular object from both sides; the light from both sides covers the entire irregular long strip-shaped object; further, a third light source arranged on the top and fourth and fifth light sources arranged on both sides are additionally arranged, so that the light from multiple sides covers the entire irregular long strip-shaped object; further, the first camera detects the upper portion of the irregular object, the second camera detects one side of the irregular object, and the third camera detects the other side of the irregular object; multiple sides are simultaneously detected by photographing, the detection result is quickly output, and the detection efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the accompanying drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced. Obviously, the accompanying drawings in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0018] Figure 1 is a structural schematic view of a device for detecting defects of irregular objects provided by the present application;

[0019] Figure 2 is a structural schematic view of a device for detecting defects of irregular objects provided by the present application without external frame;

[0020] Figure 3 is Figure 2 is an enlarged schematic view of A in FIG.

[0021] Figure 4 is a structural schematic view of a third light source provided by the present application;

[0022] Figure 5 is a structural schematic view of a first vertical adjusting assembly provided by the present application;

[0023] Figure 6 is an exploded schematic view of the first vertical adjusting assembly provided by the present application;

[0024] Figure 7 is an exploded schematic view of the second vertical adjusting assembly and the horizontal adjusting assembly provided by the present application.

[0025] In the drawings, there are:

[0026] 1, rack; 11, placing plate; 21, first light source; 22, second light source; 31, first camera; 32, second camera; 33, third camera; 34, fourth camera; 4, third light source; 41, first through hole; 42, second through hole; 5, fourth light source; 6, fifth light source; 51, first square hole; 61, second square hole; 37, fixed plate; 12, groove; 7, first vertical adjusting assembly; 71, first mounting block; 72, first rack; 73, first sliding block; 74, first drive rod; 75, first gear; 78, first fixed screw; 76, first inclined surface; 77, second inclined surface; 8, second vertical adjusting assembly; 9, transverse adjusting assembly; 91, second mounting block; 92, second rack; 93, second sliding block; 94, second drive rod; 95, second gear; 98, second fixed screw; 81, third mounting block; 82, third rack; 83, third sliding block; 84, third drive rod; 85, third gear; 88, third fixed screw; 96, third inclined surface; 97, fourth inclined surface; 86, fifth inclined surface; 87, sixth inclined surface. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiment of the utility model will be clearly and completely described below with reference to the drawings in the embodiment of the utility model. Obviously, the described embodiment is one of the embodiments of the utility model, rather than all the embodiments of the utility model. Based on the embodiment of the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] Please refer to Figures 1 to 7 The utility model provides a kind of equipment for detecting the defect of irregular object from multiple faces.

[0029] As Figure 1 Indicated, the equipment includes rack 1, placing plate 11 is equipped in the middle of rack 1, placing plate 11 is long strip shape, with long length, can be used to place irregular long strip object, also can adapt to irregular object of different length and width, to detect different object, can be reformed to placing plate 11, adjust light source and camera.

[0030] As Figure 1 And Figure 2 Indicated, rack 1 side is equipped with first light source 21, other side is equipped with second light source 22, first light source 21 and second light source 22 are placed obliquely, from two sides oblique illumination placing plate 11 and irregular object;Realize that light covers entire long strip irregular object from two sides;For camera provide good light.

[0031] In order to take pictures of the irregular object from multiple sides at the same time, at least one first camera 31 is arranged above the frame 1, a second camera 32 is arranged on one side of the placing plate 11, and a third camera 33 is arranged on the other side of the placing plate 11; the first camera 31 takes pictures of the upper side of the irregular object, the second camera 32 takes pictures of one side of the irregular object, and the third camera 33 takes pictures of the other side of the irregular object; the first camera 31, the second camera 32 and the third camera 33 can cover all positions on the upper side; multiple sides can be taken pictures at the same time, the detection result can be quickly output, and the detection efficiency is improved.

[0032] Since the irregular object is long strip-shaped, in order to better cover the whole upper side and finely take pictures, a fourth camera 34 can also be arranged above the frame 1; the fourth camera 34 is arranged on one side of the first camera 31 and arranged in parallel, and takes pictures of the upper side of the irregular object together with the first camera 31.

[0033] As shown in Figure 4 In order to supplement light for the upper side of the irregular object, a third light source 4 is arranged above the frame 1, and the third light source 4 irradiates the placing plate 11 and the irregular object from above; in order to be adapted to the first camera 31, a first through hole 41 is arranged on one side of the third light source 4, and the first camera 31 takes pictures of the upper side of the irregular object through the first through hole 41; similarly, in order to be adapted to the fourth camera 34, a second through hole 42 is arranged on the other side of the third light source 4, and the fourth camera 34 takes pictures of the upper side of the irregular object through the second through hole 42.

[0034] Further, the diameters of the first through hole 41 and the second through hole 42 can be set to be relatively large, so that the distance between the first camera 31 and the fourth camera 34 can also be adjusted to some extent, thereby adapting to different irregular objects, increasing the detection range of the equipment, and also adjusting the accuracy of the pictures.

[0035] Further, the first camera 31 and the fourth camera 34 are connected to the groove 12 on the frame 1 through a fixing plate 37, and the first camera 31 and the fourth camera 34 slide along the groove 12 in the transverse direction, so as to adjust the distance between the first camera 31 and the fourth camera 34.

[0036] As shown in Figure 1 and Figure 2As shown, in order to light the side of the irregular object, the placing plate 11 is provided with a fourth light source 5 on one side and a fifth light source 6 on the other side; the second camera 32 corresponds to the fourth light source 5, and the third camera 33 corresponds to the fifth light source 6; the fourth light source 5 irradiates the irregular object from one side; and the fifth light source 6 irradiates the irregular object from the other side.

[0037] In order to adapt to the second camera 32, the fourth light source 5 is provided with a first square hole 51 corresponding to the second camera 32; the second camera 32 detects the irregular object from one side through the first square hole 51, and the second camera 32 can be adjusted inside the first square hole 51, which can be vertical adjustment and horizontal adjustment.

[0038] Similarly, in order to adapt to the third camera 33, the fifth light source 6 is provided with a second square hole 61 corresponding to the third camera 33; the third camera 33 detects the irregular object from the other side through the second square hole 61, and the third camera 33 can be adjusted inside the second square hole 61, which can be vertical adjustment and horizontal adjustment.

[0039] As shown in Figure 3 The fixing plate 37 is provided with a first vertical adjustment assembly 7 for adjusting the vertical height of the first camera 31 or the fourth camera 34; the camera field of view of the first camera 31 and the fourth camera 34 can completely cover the irregular object, and the vertical height of the first camera 31 or the fourth camera 34 can be finely adjusted by the first vertical adjustment assembly 7, and the size of the field of view can be finely adjusted.

[0040] As shown in Figure 5 and Figure 6 The first vertical adjustment assembly 7 includes a first mounting block 71 mounted on the fixing plate 37, the first mounting block 71 is provided with a first rack 72, and the first mounting block 71 and the first rack 72 are vertically arranged; the first mounting block 71 is provided with a first sliding block 73 at the upper portion, the first sliding block 73 vertically reciprocates along the first rack 72, as Figure 6As shown, the first slider 73 is sleeved with a first driving rod 74 on one side, and the first driving rod 74 is provided with a first gear 75 at the end, which is engaged with the first rack 72 to drive the first slider 73 to move vertically along the first rack 72. Further, the first slider 73 is provided with the first camera 31 or the fourth camera 34, and the first driving rod 74 is driven to rotate, the first gear 75 is engaged with the first rack 72 to drive the first slider 73 to move vertically along the first rack 72, so as to adjust the vertical height of the first camera 31 or the fourth camera 34. The first slider 73 is provided with a first fixed screw 78 on the side away from the first driving rod 74, and the first fixed screw 78 is threadedly connected with the first slider 73. When the first fixed screw 78 is tightened, the end of the first fixed screw 78 protrudes and tightly abuts against the first mounting block 71, so as to fix the first slider 73 and the first mounting block 71 together.

[0041] In order to make the first slider 73 reciprocate vertically more smoothly, the first mounting block 71 is provided with a first inclined surface 76 inclined inward on both sides, and the first slider 73 is provided with a second inclined surface 77 corresponding to the first inclined surface 76, which moves vertically along the first inclined surface 76.

[0042] When the first fixed screw 78 is loosened, the first slider 73 can move vertically under the drive of the first driving rod 74, and the vertical height of the first camera 31 or the fourth camera 34 can be adjusted. After the appropriate height is adjusted, the first fixed screw 78 is tightened to fix the first slider 73 and the first mounting block 71 together, so as to fix the vertical height of the first camera 31 or the fourth camera 34.

[0043] As shown in Figure 2 The second camera 32 and the third camera 33 are provided with a second vertical adjustment assembly 8 for adjusting the vertical height of the second camera 32 or the third camera 33, and a horizontal adjustment assembly 9 for adjusting the horizontal position of the second camera 32 or the third camera 33, so that the second camera 32 is adjusted within the range of the first square hole 51, and the third camera 33 is adjusted within the range of the second square hole 61.

[0044] The second camera 32 and the third camera 33 adjust the height through the second vertical adjustment assembly 8 to adapt to irregular objects of different heights, and adjust the field of view size of the second camera 32 and the third camera 33 through the horizontal adjustment assembly 9.

[0045] As shown in Figure 3 and Figure 7 The horizontal adjustment assembly 9 is arranged on the placement plate 11, and the second vertical adjustment assembly 8 is arranged on the horizontal adjustment assembly 9. The second vertical adjustment assembly 8 is provided with the second camera 32 or the third camera 33.

[0046] As shown in Figure 3 and Figure 7 , the lateral adjusting assembly 9 comprises a second mounting block 91 mounted on the placing plate 11, a second rack 92 mounted on the second mounting block 91, a second sliding block 93 mounted on the upper portion of the second mounting block 91, the second mounting block 91, the second rack 92 and the second sliding block 93 being horizontally placed, a second driving rod 94 sleeved on one side of the second sliding block 93, and a second gear 95 mounted on the end of the second driving rod 94, the second gear 95 being engaged with the second rack 92 and moving laterally along the second rack 92.

[0047] Driving the second driving rod 94 to rotate, the second gear 95 is engaged with the second rack 92, driving the second sliding block 93 to move laterally along the second rack 92; so as to adjust the lateral position of the second camera 32 or the third camera 33.

[0048] The second sliding block 93 is provided with a second fixing screw 98 away from the second driving rod 94, the second fixing screw 98 is screwed with the second sliding block 93, and the second fixing screw 98 is screwed tightly, the end of the second fixing screw 98 is stretched out, and the second mounting block 91 is tightly pressed, so as to fix the second sliding block 93 and the second mounting block 91 together.

[0049] As shown in Figure 3 and Figure 7 , the second sliding block 93 is provided with a second vertical adjusting assembly 8, the second vertical adjusting assembly 8 comprises a third mounting block 81 mounted on the second sliding block 93, a third rack 82 mounted on the third mounting block 81, a third sliding block 83 mounted on the upper portion of the third mounting block 81, the third mounting block 81, the third rack 82 and the third sliding block 83 being vertically placed, a third driving rod 84 sleeved on one side of the third sliding block 83, and a third gear 85 mounted on the end of the third driving rod 84, the third gear 85 being engaged with the third rack 82 and moving vertically along the third rack 82.

[0050] The third sliding block 83 is provided with a third fixing screw 88 away from the third driving rod 84, the third fixing screw 88 is screwed with the third sliding block 83, and the third fixing screw 88 is screwed tightly, the end of the third fixing screw 88 is stretched out, and the third mounting block 81 is tightly pressed, so as to fix the third sliding block 83 and the third mounting block 81 together.

[0051] The third sliding block 83 is provided with a second camera 32 or a third camera 33, driving the second driving rod 94 to rotate, adjusting the lateral position of the second camera 32 or the third camera 33, driving the third driving rod 84 to rotate, adjusting the vertical height of the second camera 32 or the third camera 33.

[0052] In order to make the second slider 93 reciprocating lateral movement more stable, the second mounting block 91 is provided with a third inclined surface 96 inclined inward on both sides, the second slider 93 is provided with a fourth inclined surface 97 corresponding to the third inclined surface 96, and the fourth inclined surface 97 moves laterally along the third inclined surface 96.

[0053] Similarly, in order to make the third slider 83 reciprocating vertical movement more stable, the third mounting block 81 is provided with a fifth inclined surface 86 inclined inward on both sides, the third slider 83 is provided with a sixth inclined surface 87 corresponding to the fifth inclined surface 86, and the sixth inclined surface 87 moves vertically along the fifth inclined surface 86.

[0054] The device is integrally designed, is equipped with multiple groups of cameras and light sources, and is also provided with an industrial computer, a network switch and a touchable screen.

[0055] The use process of the device is as follows: first, the long irregular object is placed on the placing plate 11; second, the first light source 21 and the second light source 22 are placed obliquely, and the placing plate 11 and the irregular object are obliquely irradiated from both sides; the third light source 4 irradiates the placing plate 11 and the irregular object from above; the fourth light source 5 irradiates the irregular object from one side; the fifth light source 6 irradiates the irregular object from the other side; finally, the first camera 31 and the fourth camera 34 take a photograph of the upper side of the irregular object, the second camera 32 takes a photograph of one side of the irregular object, and the third camera 33 takes a photograph of the other side of the irregular object.

[0056] Further, the vertical height of the first camera 31 or the fourth camera 34 can be finely adjusted by the first vertical adjusting assembly 7, and the field of view size can be finely adjusted; the vertical height of the second camera 32 and the third camera 33 can be adjusted by the second vertical adjusting assembly 8, and the lateral position and the field of view size of the second camera 32 and the third camera 33 can be adjusted by the lateral adjusting assembly 9.

[0057] The above embodiment is a preferred embodiment of the present application, but the embodiment of the present application is not limited by the above embodiment, and any change, modification, replacement, combination and simplification made without departing from the spirit and principle of the present application shall be an equivalent replacement mode, and all shall be included in the protection scope of the present application.

Claims

1. A device for multi-faceted inspection of defects in irregular objects, characterized in that: The utility model provides a kind of irregular object detection device, including rack (1), the middle part of the rack (1) is equipped with placing plate (11) for placing irregular object, one side of the rack (1) is equipped with first light source (21), the other side is equipped with second light source (22), the first light source (21) and second light source (22) are placed obliquely, and the placing plate (11) and irregular object are obliquely irradiated from both sides;At least one first camera (31) is equipped above the rack (1), one side of the placing plate (11) is equipped with second camera (32), and the other side is equipped with third camera (33);The first camera (31) is photographed and detected to the top of irregular object, the second camera (32) is photographed and detected to one side of irregular object, and the third camera (33) is photographed and detected to the other side of irregular object.

2. The apparatus for detecting defects of an irregular object according to claim 1, wherein: A fourth camera (34) is also equipped above the rack (1);The first camera (31) and fourth camera (34) are arranged side by side and are spaced apart, and together are photographed and detected to the top of irregular object.

3. A device for detecting defects of an irregular object by multi-faces according to claim 2, wherein: A third light source (4) is also equipped above the rack (1), and the third light source (4) irradiates the placing plate (11) and irregular object from above;One side of the third light source (4) is provided with a first through hole (41) corresponding to the first camera (31), and the other side is provided with a second through hole (42) corresponding to the fourth camera (34), and the first camera (31) and the fourth camera (34) are photographed and detected to the top of irregular object through the first through hole (41) and the second through hole (42).

4. The apparatus for detecting defects of an irregular object according to claim 1, wherein: A fourth light source (5) is also equipped on one side of the placing plate (11), and a fifth light source (6) is also equipped on the other side;The second camera (32) corresponds to the fourth light source (5), and the third camera (33) corresponds to the fifth light source (6);The fourth light source (5) irradiates irregular object from one side, and the fifth light source (6) irradiates irregular object from the other side;The fourth light source (5) is provided with a first square hole (51) corresponding to the second camera (32), and the fifth light source (6) is provided with a second square hole (61) corresponding to the third camera (33);The second camera (32) is photographed and detected to irregular object from one side through the first square hole (51), and the third camera (33) is photographed and detected to irregular object from the other side through the second square hole (61).

5. The apparatus for detecting defects of an irregular object according to claim 2, wherein: The first camera (31) and the fourth camera (34) are connected with the groove (12) on the rack (1) through the fixed plate (37), and the first camera (31) and the fourth camera (34) slide along the groove (12) transversely, so as to adjust the distance between the first camera (31) and the fourth camera (34).

6. A device for detecting defects of an irregular object by multi-faces according to claim 5, wherein: The first vertical adjusting assembly (7) is arranged on the fixing plate (37) and used for adjusting the vertical height of the first camera (31) or the fourth camera (34), the first vertical adjusting assembly (7) comprises a first mounting block (71) arranged on the fixing plate (37), a first rack (72) arranged on the first mounting block (71), a first sliding block (73) arranged on the upper portion of the first mounting block (71), a first driving rod (74) arranged on one side of the first sliding block (73), a first gear (75) arranged at the end of the first driving rod (74), the first gear (75) is engaged with the first rack (72) and vertically moves along the first rack (72), the first camera (31) or the fourth camera (34) is arranged on the first sliding block (73), the first driving rod (74) is driven to rotate, and the vertical height of the first camera (31) or the fourth camera (34) is adjusted; the first sliding block (73) is arranged with a first fixing screw (78) away from the first driving rod (74), and the first sliding block (73) and the first mounting block (71) are fixed together by tightening the first fixing screw (78).

7. A device for detecting defects of an irregular object by multi-faces according to claim 6, wherein: The first mounting block (71) is provided with a first inclined surface (76) inclined inward on both sides, the first sliding block (73) is provided with a second inclined surface (77) corresponding to the first inclined surface (76), and the second inclined surface (77) vertically moves along the first inclined surface (76).

8. The apparatus for detecting defects of an irregular object according to claim 4, wherein: The second camera (32) and the third camera (33) are both arranged with a second vertical adjusting assembly (8) used for adjusting the vertical height of the second camera (32) or the third camera (33) and a horizontal adjusting assembly (9) used for adjusting the horizontal position of the second camera (32) or the third camera (33), so that the second camera (32) is adjusted within the range of the first square hole (51), and the third camera (33) is adjusted within the range of the second square hole (61).

9. The apparatus for detecting defects of an irregular object according to claim 8, wherein: The transverse adjusting assembly (9) is arranged on the placing plate (11), and the second vertical adjusting assembly (8) is arranged on the transverse adjusting assembly (9); the transverse adjusting assembly (9) comprises a second mounting block (91) arranged on the placing plate (11), a second rack (92) arranged on the second mounting block (91), a second sliding block (93) arranged on the upper portion of the second mounting block (91), a second driving rod (94) arranged on one side of the second sliding block (93), a second gear (95) arranged at the tail end of the second driving rod (94), and the second gear (95) is engaged with the second rack (92) and moves transversely along the second rack (92); a second fixing screw (98) is arranged on the side, away from the second driving rod (94), of the second sliding block (93), and the second sliding block (93) and the second mounting block (91) are fixed together by tightening the second fixing screw (98); the second vertical adjusting assembly (8) is arranged on the second sliding block (93), and the second vertical adjusting assembly (8) comprises a third mounting block (81) arranged on the second sliding block (93), a third rack (82) arranged on the third mounting block (81), a third sliding block (83) arranged on the upper portion of the third mounting block (81), a third driving rod (84) arranged on one side of the third sliding block (83), a third gear (85) arranged at the tail end of the third driving rod (84), and the third gear (85) is engaged with the third rack (82) and moves vertically along the third rack (82); a third fixing screw (88) is arranged on the side, away from the third driving rod (84), of the third sliding block (83), and the third sliding block (83) and the third mounting block (81) are fixed together by tightening the third fixing screw (88); the second camera (32) or the third camera (33) is arranged on the third sliding block (83), the second driving rod (94) is driven to rotate, the transverse position of the second camera (32) or the third camera (33) is adjusted, the third driving rod (84) is driven to rotate, and the vertical height of the second camera (32) or the third camera (33) is adjusted.

10. The apparatus for detecting defects of an irregular object according to claim 9, wherein: The second mounting block (91) is provided with a third inclined surface (96) inclined inward on both sides, the second sliding block (93) is provided with a fourth inclined surface (97) corresponding to the third inclined surface (96), and the fourth inclined surface (97) moves transversely along the third inclined surface (96); the third mounting block (81) is provided with a fifth inclined surface (86) inclined inward on both sides, the third sliding block (83) is provided with a sixth inclined surface (87) corresponding to the fifth inclined surface (86), and the sixth inclined surface (87) moves vertically along the fifth inclined surface (86).

Images