CN219906321U - CCD vision inspection machine - Google Patents

Abstract

The utility model relates to the technical field of visual inspection, in particular to a CCD visual inspection machine which comprises an inspection table, wherein a feeding frame and a receiving frame are respectively arranged on two sides of the inspection table along the length direction, a feeding roller is rotationally connected to the feeding frame, a winding roller is rotationally connected to the receiving frame, a control motor is arranged at one end of the feeding roller and one end of the winding roller, an image pickup device and a processor are arranged on the inspection table, the image pickup device performs image acquisition on the upper side and the lower side of a coil stock, and the processor analyzes and processes the images and displays detection data. The beneficial effects of the utility model are as follows: the problem of the comparatively single condition that probably appears the false detection rate of manual visual inspection angle higher is solved, the detection accuracy rate has been improved.

Description

CCD vision inspection machine

Technical Field

The utility model relates to the technical field of visual detection, in particular to a CCD visual inspection machine.

Background

With the improvement of mechanical automation degree in the industrial production process, many products are mostly manufactured by mechanical automation, and die-cut coiled materials are not exceptional, however, in the coiled material manufacturing process, small parts of inferior products often occur, and the inferior products influence the subsequent use, so that a visual inspection machine is often used for detecting the coiled materials.

In the related art, the vision inspection machine comprises a workbench, a feeding device, a winding device and a speed regulating device, wherein the feeding device, the winding device and the speed regulating device are arranged on two sides of the workbench, the workbench is provided with a frame body, a frosted glass table surface is arranged on the frame body, a detection lamp is arranged on the lower portion of the frosted glass table surface, the feeding device comprises a feeding frame and a discharging air expansion shaft arranged on the feeding frame, the winding device comprises a winding frame and a receiving air expansion shaft arranged on the winding frame, and the speed regulating device comprises an electric cabinet, a variable frequency motor, a driving rubber wheel and a driven rubber wheel. The coil stock is carried to the workstation from material feeding unit, and coil stock and workstation mesa laminating, staff detect the coil stock upper surface, and coiling mechanism collects the coil stock that detects, and speed adjusting device adjustable vision inspection machine's operation speed.

The prior art solutions described above have the following drawbacks: at present, the condition that the false detection rate is higher possibly occurs because the manual visual inspection angle is single is more likely, so that there is room for improvement.

Disclosure of Invention

The utility model provides a CCD visual inspection machine, which aims to solve the problem that the condition of higher false detection rate possibly occurs when the manual visual inspection angle is single.

The utility model provides a CCD visual inspection machine which adopts the following technical scheme:

the utility model provides a CCD vision inspection machine, includes the detection platform, the both sides that detect the platform along length direction are equipped with pay-off frame and receipts work or material rest respectively, it is connected with the feed roll to rotate on the pay-off frame, it is connected with the wind-up roll to receive to rotate on the work or material rest, the one end of feed roll with the one end of wind-up roll all is provided with control motor, be equipped with camera device and treater on the detection platform, camera device carries out image acquisition to both sides about the coil stock, the treater is handled and is shown detection data to image analysis.

Through adopting above-mentioned technical scheme, the staff can start control motor, control motor's output shaft drives feed roll and wind-up roll rotation to the coil stock that waits to detect of whole cover on the feed roll constantly carries to detecting the platform, and detects the back through detecting the platform, continues to carry to the rolling frame, finally coils on the wind-up roll, in detection process, camera device transmits the image content of a plurality of angles to the treater, and the treater carries out the analysis to the image, thereby obtains more accurate testing result, indirectly improves the detection accuracy.

Preferably, the automatic feeding and discharging device further comprises a first adjusting assembly, the first adjusting assembly comprises a fixing seat, a driving motor, a driving roller and a driven roller, the fixing seat is fixedly connected with the material collecting frame, the driving motor is fixed on the fixing seat, the driving roller and the driven roller are rotatably supported on the fixing seat, the driving motor drives the driving roller to rotate, the driven roller is located above the driving roller and is attached to the surface of a coil stock, and the driving roller and the driven roller are matched to assist in conveying the coil stock.

By adopting the technical scheme, the output shaft of the driving motor drives the driving roller to rotate, the coil stock is paved on the driving roller, the driving roller drives the coil stock to be conveyed, the driven roller and the driving roller jointly clamp the coil stock, and the driven roller rotates along with the movement of the coil stock, so that the driven roller and the driving roller are matched to assist the conveying of the coil stock.

Preferably, a rotating bearing is arranged on the fixing seat, a yielding groove is formed in the peripheral wall of the rotating shaft of the driven roller, the rotating bearing is in butt joint with the groove wall of the yielding groove, and the rotating bearing supports the driven roller.

Through adopting above-mentioned technical scheme, the staff rotates the driven voller, produces the interact power between the groove lateral wall of stepping down and the rolling bearing for the rolling bearing breaks away from the groove of stepping down and with the circular arc lateral wall butt of driven voller pivot, the pivot of driven voller is lifted by the rolling bearing, thereby has changed the clearance between driven voller and the drive roll, and the setting of rolling bearing assists the clearance between change driven voller and the drive roll so that the staff lays the coil stock on the drive roll.

Preferably, the first adjusting assembly further comprises a rotating roller, the rotating roller penetrates through the fixing seat, and the rotating roller is rotationally connected with the fixing seat.

By adopting the technical scheme, due to the fact that the material of the coil stock has various differences, a worker can select to use the rotating roller to cooperate with the driving roller and the driven roller to assist the transmission of the coil stock according to different material of the coil stock.

Preferably, the device further comprises a second adjusting component, the second adjusting component comprises a bearing seat, a limiting cylinder, a limiting screw rod, a limiting spring and a limiting block, the bearing seat is fixedly connected with the fixing seat, the limiting cylinder is threaded through the bearing seat, the limiting screw rod is threaded through the limiting cylinder, a containing groove is formed in the fixing seat, the limiting block is contained in the containing groove, the driven roller is rotatably supported on the limiting block, the driven roller penetrates through the limiting block, one end of the limiting screw rod is in threaded connection with the limiting block, the limiting spring is sleeved on the limiting screw rod, and the limiting spring is arranged between the limiting cylinder and the limiting block.

Through adopting above-mentioned technical scheme, spacing section of thick bamboo and bearing frame threaded connection, spacing screw rod and spacing section of thick bamboo threaded connection, spacing spring housing locate on the spacing screw rod, and spacing spring both ends respectively with spacing section of thick bamboo and stopper butt, the staff twists spacing spiral shell section of thick bamboo, spacing spring receives pressure for spacing spring pressure that the stopper received changes, thereby makes the pressure that the driven voller received change, realizes the elasticity adjustment between driven voller and the bearing frame.

Preferably, the device further comprises a tensioning assembly, wherein the tensioning assembly is used for realizing lamination between the coil stock and the detection table, the tensioning assembly comprises a fixing frame, a rotating rod and a limiting ring, the fixing frame is fixedly connected with the side wall of the detection table, the rotating rod is rotationally connected to the fixing frame, and the limiting ring is fixed on the rotating rod.

Through adopting above-mentioned technical scheme, the coil stock is around locating on the dwang, and the dwang makes the coil stock keep suitable tension in the conveying process for the coil stock laminating is on detecting the platform face, and the spacing ring is spacing to the coil stock in the horizontal direction, makes detecting the better coil stock of platform detect.

Preferably, the device further comprises a limiting disc, wherein the limiting disc is sleeved at two ends of the feeding roller and the winding roller, and a fixing bolt for fixing the limiting disc on the feeding roller and the winding roller is connected to the limiting disc in a threaded mode.

Through adopting above-mentioned technical scheme, spacing dish carries out spacingly to the coil stock on feed roll and the wind-up roll, has reduced the coil stock and has produced the condition emergence of skew to reduce the condition emergence that influences the detection because of coil stock skew, improved detection efficiency.

Preferably, the material collecting frame is provided with a transmission assembly, the transmission assembly is used for realizing transmission between the control motor and the wind-up roller, the transmission assembly comprises a driving sprocket, a driven sprocket and a chain, the driving sprocket is coaxially fixed with an output shaft of the control motor, the driven sprocket is fixedly connected with the wind-up roller, the chain is sleeved on the driving sprocket and the driven sprocket, and the control motor is parallel to the wind-up roller.

Through adopting above-mentioned technical scheme, in actual production process, because the length of control motor and wind-up roll is longer, the inconvenient direct wind-up roll connection of direct and of output shaft of control motor realizes the transmission between control motor and the wind-up roll through drive assembly, control motor and wind-up roll parallel arrangement to improve the space utilization of production environment.

In summary, the present utility model includes at least one of the following beneficial technical effects: the problem of the comparatively single condition that probably appears the false detection rate of manual visual inspection angle higher is solved, the detection accuracy rate has been improved.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present utility model.

FIG. 2 is a diagram showing the relationship between the feed roller, the control motor and the feed frame according to the embodiment of the present utility model.

Fig. 3 is a diagram showing a relationship between the first adjusting assembly and the driving motor according to an embodiment of the present utility model.

Fig. 4 is an enlarged schematic view of a portion a in fig. 1.

Fig. 5 is an enlarged schematic view of a portion B in fig. 1.

FIG. 6 is a diagram of the mating relationship of the wind-up roll, the transmission assembly, the control motor and the take-up frame according to an embodiment of the present utility model.

Reference numerals illustrate: 1. a detection table; 2. a feeding frame; 3. a material receiving frame; 4. a feed roller; 41. an inner rod; 42. an outer rod; 5. a wind-up roll; 6. controlling a motor; 7. an image pickup device; 8. a processor; 9. a limit groove; 10. positioning bolts; 11. a coil spring; 12. a first adjustment assembly; 121. a fixing seat; 122. a driving motor; 123. a drive roll; 124. driven roller; 125. a rotating roller; 13. a coupling; 14. redundant gears; 15. a rotating bearing; 16. a relief groove; 17. a handle; 18. a limit ring; 19. a second adjustment assembly; 191. a bearing seat; 192. a limiting cylinder; 193. a limit screw; 194. a limit spring; 195. a limiting block; 20. a receiving groove; 21. a rotating shaft through hole; 22. a limiting hole; 23. a tensioning assembly 231 and a fixing frame; 232. a rotating lever; 233. a limiting ring; 24. a limiting disc; 25. a fixing bolt; 26. a rotating member; 27. a transmission assembly; 271. a drive sprocket; 272. a driven sprocket; 273. and (3) a chain.

Detailed Description

The present utility model is described in further detail below with reference to fig. 1-6.

The embodiment of the utility model discloses a CCD visual inspection machine. Referring to fig. 1, a CCD vision inspection machine, including detecting platform 1, detecting platform 1 is equipped with pay-off frame 2 and receipts work or material rest 3 respectively along length direction's both sides, rotates on pay-off frame 2 to be connected with and is used for placing the feed roll 4 of waiting to detect the coil stock, rotates on receipts work or material rest 3 to be connected with and is used for coiling the wind-up roll 5 that has detected the coil stock, and feed roll 4 is the level setting with wind-up roll 5, and feed roll 4 and wind-up roll 5 are provided with two respectively for detecting platform 1 can detect for two coil stocks simultaneously. Simultaneously, the one end of feed roll 4 and the one end of wind-up roll 5 all are provided with control motor 6, and the output shaft of control motor 6 drives feed roll 4 and wind-up roll 5 rotation, is equipped with camera device 7 and treater 8 on the detection platform 1, and camera device 7 carries out image acquisition to the coil stock upper and lower both sides, and treater 8 is to image analysis processing and display detection data. In this embodiment, the camera device 7 is set to two CCD cameras, and the two CCD cameras are respectively located at the upper and lower sides of the detection table 1, and the processor 8 is installed above the table top of the detection table 1, so that the staff can check the detection data conveniently. In this embodiment, a program for image detection is recorded in the processor 8, and the program is a conventional image detection program, which is not described in detail herein.

Correspondingly, the staff can start the control motor 6, and the output shaft of the control motor 6 drives the feeding roller 4 and the winding roller 5 to rotate, so that the coil stock to be detected, which is sleeved on the feeding roller 4, is continuously conveyed to the detection table 1, is detected by the detection table 1, is continuously conveyed to the winding frame, and is finally coiled on the winding roller 5. Because the CCD cameras are respectively arranged on the upper side and the lower side of the detection table 1, the CCD cameras transmit image contents of a plurality of angles to the processor 8, and the processor 8 analyzes the images, so that more accurate detection results are obtained, and the detection accuracy is improved.

Specifically, referring to fig. 1 and 2, the feed roller 4 includes an inner rod 41 and an outer rod 52, the outer rod 52 is sleeved on the inner rod 41 and is fixed with the inner rod 41 through a bolt, a limiting groove 9 is formed in one end of the outer rod 52, a positioning bolt 10 is fixed on the inner rod 41, the side wall of the positioning bolt 10 is abutted to the wall of the limiting groove 9, and the positioning bolt 10 limits the outer rod 52, so that the outer rod 52 rotates together with the inner rod 41, and the occurrence of relative rotation between the outer rod 52 and the inner rod 41 is reduced. A coil spring 11 is arranged between the outer rod 52 and the feeding frame 2, one end of the coil spring 11 is abutted with the end part of the outer rod 52, the other end of the coil spring 11 is abutted with the feeding frame 2, and certain interaction force exists between the outer rod 52 and the feeding frame 2 through the coil spring 11, so that the outer rod 52 is not easy to deviate in the length direction of the inner rod 41.

Further, referring to fig. 1 and 3, the device further includes a first adjusting component 12, the first adjusting component 12 includes two fixing bases 121, a driving motor 122, a driving roller 123 and a driven roller 124, the two fixing bases 121 are vertically fixed on the material collecting frame 3, the driving motor 122 is fixed on one of the fixing bases 121, two ends of the driving roller 123 and the driven roller 124 are respectively rotatably supported on the two fixing bases 121, and an output shaft of the driving motor 122 is fixedly connected with the driving roller 123 through a coupling 13. One side of the coupler 13 is provided with a redundant gear 14, and when the coiled materials are different in material quality and the additional mechanism is required to be matched with the driving roller 123 and the driven roller 124 for transmission, the transmission mechanism is additionally arranged through the redundant gear 14 to realize the transmission with the additional mechanism. The output shaft of the driving motor 122 rotates to drive the driving roller 123 to rotate, the coil stock is laid on the driving roller 123, the driving roller 123 drives the coil stock to be conveyed, the driven roller 124 is located above the driving roller 123 and is attached to the surface of the coil stock, the driven roller 124 rotates along with the movement of the coil stock, and the driven roller 124 and the driving roller 123 jointly clamp the coil stock, so that the driven roller 124 and the driving roller 123 cooperate to assist the conveying of the coil stock.

Further, a rotating bearing 15 is disposed on the fixing seat 121, the rotating bearing 15 is rotationally connected with the fixing seat 121, two rotating bearings 15 are horizontally disposed in opposite directions, a yielding groove 16 is disposed on the peripheral wall of the rotating shaft of the driven roller 124 above the rotating bearing 15, the rotating bearing 15 abuts against the groove wall of the yielding groove 16, and the rotating bearing 15 supports the driven roller 124. One end of the driven roller 124 is provided with a handle 17, the handle 17 is in an L-shaped structure, a worker rotates the handle 17, and an interaction force is generated between the side wall of the abdication groove 16 and the rotating bearing 15, so that the rotating bearing 15 is separated from the abdication groove 16 and is abutted against the circular arc side wall of the rotating shaft of the driven roller 124, the rotating shaft of the driven roller 124 is lifted by the rotating bearing 15, the gap between the driven roller 124 and the driving roller 123 is changed, and the worker is convenient to pass the initial end part of the coiled material through the gap between the driving roller 123 and the driven roller 124. The worker rotates the driven roller 124 again to the position-keeping groove 16, the groove wall of which is abutted with the rotating bearing 15, so that the side wall of the driven roller 124 descends to be abutted with the coil stock and a certain pressure is applied to the coil stock, and the setting of the rotating bearing 15 assists in changing the gap between the driven roller 124 and the driving roller 123, so that the worker lays the coil stock on the driving roller 123.

In addition, the first adjusting component 12 further includes a rotating roller 125, the rotating roller 125 is disposed on the fixing base 121 in a penetrating manner, the rotating roller 125 can be reasonably disposed in a plurality, the rotating roller 125 is circumferentially disposed on the peripheries of the driving roller 123 and the driven roller 124, and the rotating roller 125 is rotationally connected with the fixing base 121. Because of various differences in the material of the coil stock, the auxiliary transmission of the driving roller 123 and the driven roller 124 may have insufficient tension or insufficient transmission, and the operator can select and use the rotating roller 125 to cooperate with the driving roller 123 and the driven roller 124 to assist the transmission of the coil stock according to different material of the coil stock. In order to make the coil stock be difficult for the skew slip in the horizontal direction, be fixed with two spacing collars 18 on the rotor 125, two spacing collars 18 lateral wall and coil stock butt, spacing collar 18 carries out spacing to the coil stock in the horizontal direction.

Further, referring to fig. 1 and 4, the second adjusting assembly 19 further comprises a second adjusting assembly 19, the second adjusting assembly 19 comprises a bearing seat 191, a limiting cylinder 192, a limiting screw 193, a limiting spring 194 and a limiting block 195, the bearing seat 191 is fixedly connected with the fixing seat 121, the limiting cylinder 192 is arranged in the bearing seat 191 in a penetrating manner, the limiting cylinder 192 is in threaded connection with the bearing seat 191, and the limiting screw 193 penetrates through the limiting cylinder 192 in a threaded manner. The fixing seat 121 is provided with a containing groove 20, the limiting block 195 is contained in the containing groove 20, the side wall of the limiting block 195 is provided with a rotating shaft through hole 21, the rotating shaft through hole 21 is penetrated by the driven roller 124, the upper surface of the limiting block 195 is provided with a limiting hole 22, the limiting hole 22 is communicated with the rotating shaft through hole 21, and one end of the limiting screw 193 is in threaded connection with the limiting block 195 through the limiting hole 22. The limit spring 194 is sleeved on the limit screw 193, the limit spring 194 is arranged between the limit cylinder 192 and the limit block 195, one end of the limit spring 194 is abutted with the limit cylinder 192, and the other end of the limit spring 194 is abutted with the limit block 195. The worker screws the limit screw cylinder, and the limit spring 194 receives pressure, so that the pressure of the limit spring 194 received by the limit block 195 changes, and the pressure received by the driven roller 124 changes, thereby realizing tightness adjustment between the driven roller 124 and the bearing seat 191.

On the other hand, referring to fig. 1 and 5, the device further comprises a tensioning assembly 23, wherein the tensioning assembly 23 is used for realizing the fit between the coil stock and the detection table 1. Specifically, tensioning assembly 23 includes mount 231, dwang 232 and spacing ring 233, and bolt fixed connection is passed through with the test bench 1 lateral wall to mount 231, and dwang 232 rotates and bears on mount 231, thereby the staff can adjust the angle of mount 231 after unscrewing the bolt according to the demand and screw up the tensioning force of bolt fixed adjustment dwang 232 to the coil stock again. The spacing rings 233 are fixed at the two ends of the rotating rod 232 through bolts, and workers can adjust the spacing between the spacing rings 233 according to requirements so as to adapt to coiled materials with different widths. The coil stock is wound on the rotating rod 232, and the rotating rod 232 enables the coil stock to keep proper tension in the conveying process, so that the coil stock is attached to the table top of the detection table 1, and the limit ring 233 limits the coil stock in the horizontal direction, so that the coil stock is not easy to deviate in the conveying process, and the detection table 1 can detect the coil stock better.

In addition, referring to fig. 2 and 6, still include limiting plate 24, limiting plate 24 cover locates the both ends of feed roll 4 and wind-up roll 5, and limiting plate 24 both sides threaded connection has the fixing bolt 25 that is used for fixing limiting plate 24 on feed roll 4 and wind-up roll 5, and fixing bolt 25 is provided with a plurality ofly, and a plurality of fixing bolts 25 circumference set up on limiting plate 24, and threaded connection has rotating member 26 on the fixing bolt 25, and the rotatable rotating member 26 of staff twists the bolt, convenient and fast. The limiting disc 24 limits the two sides of the coil stock on the feeding roller 4 and the winding roller 5, so that the occurrence of the deviation of the coil stock is reduced, the occurrence of the detection influence caused by the deviation of the coil stock is reduced, and the detection efficiency is improved.

In the actual production process, because the length of the wind-up roll 5 is longer, in order to improve the space utilization of the production environment and facilitate the operation of staff, the control motor 6 and the wind-up roll 5 are arranged in parallel. The output shaft of the control motor 6 needs to drive the wind-up roll 5 to rotate, and the output shaft of the control motor 6 is inconvenient to be directly connected with the wind-up roll 5, so that a transmission assembly 27 is arranged on the material collecting frame 3, and the transmission assembly 27 is used for realizing transmission between the control motor 6 and the wind-up roll 5. Specifically, the transmission assembly 27 includes a driving sprocket 271, a driven sprocket 272 and a chain 273, the driving sprocket 271 is coaxially fixed with an output shaft of the control motor 6, the output shaft of the control motor 6 drives the driving sprocket 271 to rotate, the driven sprocket 272 is fixedly connected with the wind-up roll 5, the chain 273 is sleeved on the driving sprocket 271 and the driven sprocket 272, the driving sprocket 271 drives the chain 273 to rotate, the chain 273 drives the driven sprocket 272 to rotate, and the driven sprocket 272 drives the wind-up roll 5 to rotate. The transmission between the control motor 6 and the wind-up roller 5 is realized through the transmission component 27, so that the wind-up roller 5 rotates to coil the detected coil stock.

The implementation principle of the CCD visual inspection machine provided by the embodiment of the utility model is as follows:

the coil stock to be detected is sleeved on the feed roller 4, and after the rotary rod 232 is bypassed, the CCD camera shoots the coil stock at multiple angles, and transmits the image content to the processor 8, and the processor 8 analyzes the image and displays an accurate detection result. After the coil stock is detected, the coil stock passes through the table surface of the detection table 1 and stretches into a gap between the driving roller 123 and the driven roller 124, then the coil stock can bypass the rotating roller 125 according to requirements, and finally the winding roller 5 is wound up, so that the detection accuracy is improved.

When detecting that the coil stock needs to be corrected, the coil stock can stop conveying, the coil stock stops on the table surface of the detection table 1, workers correct the coil stock, and the corrected coil stock is conveyed continuously. The coil stock is fed in a tensioned state under the action of the rotating rod 232 connected with the detection table 1, and is received in a tensioned state under the action of the rotating rod 232, the driving roller 123, the driven roller 124 and the rotating roller 125, so that the feeding and receiving of the coil stock are more stable, and the detection efficiency is improved.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The CCD vision inspection machine comprises an inspection table (1), and is characterized in that: the detection table (1) is provided with a feeding frame (2) and a receiving frame (3) respectively along the two sides of the length direction, the feeding frame (2) is rotationally connected with a feeding roller (4), the receiving frame (3) is rotationally connected with a winding roller (5), one end of the feeding roller (4) and one end of the winding roller (5) are both provided with a control motor (6), the detection table (1) is provided with a camera device (7) and a processor (8), the camera device (7) performs image acquisition on the upper side and the lower side of the coil stock, and the processor (8) processes and displays detection data for image analysis.

2. A CCD vision inspection machine according to claim 1, characterized in that: still include first adjusting part (12), first adjusting part (12) include fixing base (121), driving motor (122), driving roller (123) and driven voller (124), fixing base (121) with receive work or material rest (3) fixed connection, driving motor (122) are fixed in on fixing base (121), driving roller (123) with driven voller (124) all rotate and bear on fixing base (121), driving motor (122) drive driving roller (123) rotate, driven voller (124) are located driving roller (123) top and laminating with the coil stock surface, driving roller (123) with driven voller (124) cooperation is supplementary to be realized the conveying of coil stock.

3. A CCD vision inspection machine according to claim 2, characterized in that: the rotary bearing is characterized in that a rotary bearing (15) is arranged on the fixing seat (121), a yielding groove (16) is formed in the peripheral wall of a rotating shaft of the driven roller (124), the rotary bearing (15) is in butt joint with the groove wall of the yielding groove (16), and the rotary bearing (15) supports the driven roller (124).

4. A CCD vision inspection machine according to claim 2, characterized in that: the first adjusting assembly (12) further comprises a rotating roller (125), the rotating roller (125) is arranged on the fixed seat (121) in a penetrating mode, and the rotating roller (125) is connected with the fixed seat (121) in a rotating mode.

5. A CCD vision inspection machine according to claim 2, characterized in that: still include second adjusting part (19), second adjusting part (19) include bearing frame (191), spacing section of thick bamboo (192), spacing screw rod (193), spacing spring (194) and stopper (195), bearing frame (191) with fixing base (121) fixed connection, spacing section of thick bamboo (192) screw thread run through bearing frame (191), spacing screw rod (193) screw thread run through in spacing section of thick bamboo (192), be provided with accommodation groove (20) on fixing base (121), stopper (195) holding in accommodation groove (20), driven roller (124) rotate bear in on stopper (195), driven roller (124) run through stopper (195), spacing screw rod (193) one end with stopper (195) threaded connection, spacing spring (194) cover is located on spacing screw rod (193), spacing spring (194) set up in spacing section of thick bamboo (192) with between stopper (195).

6. A CCD vision inspection machine according to claim 1, characterized in that: still include tensioning assembly (23), tensioning assembly (23) are used for realizing the coil stock with laminate between detecting platform (1), tensioning assembly (23) include mount (231), dwang (232) and spacing ring (233), mount (231) with detect platform (1) lateral wall fixed connection, dwang (232) rotate connect in on mount (231), spacing ring (233) are fixed in on dwang (232).

7. A CCD vision inspection machine according to claim 1, characterized in that: still include limit plate (24), limit plate (24) cover is located feed roll (4) with the both ends of wind-up roll (5), threaded connection has on limit plate (24) and is used for with limit plate (24) are fixed feed roll (4) with fixing bolt (25) on wind-up roll (5).

8. A CCD vision inspection machine according to claim 1, characterized in that: the material collecting frame (3) is provided with a transmission assembly (27), the transmission assembly (27) is used for realizing transmission between the control motor (6) and the winding roller (5), the transmission assembly (27) comprises a driving sprocket (271), a driven sprocket (272) and a chain (273), the driving sprocket (271) is coaxially fixed with an output shaft of the control motor (6), the driven sprocket (272) is fixedly connected with the winding roller (5), the chain (273) is sleeved on the driving sprocket (271) and the driven sprocket (272), and the control motor (6) is arranged in parallel with the winding roller (5).