CN213813391U

CN213813391U - Non-woven fabric detection mechanism

Info

Publication number: CN213813391U
Application number: CN202023043535.7U
Authority: CN
Inventors: 朴贤柱
Original assignee: Dongguan Pakeshi Automobile Fibrous Material Co ltd
Current assignee: Dongguan Pakeshi Automobile Fibrous Material Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-07-27
Anticipated expiration: 2030-12-15

Abstract

The utility model belongs to the technical field of non-woven fabrics processing equipment, especially, relate to a non-woven fabrics detection mechanism, including the support, and be fixed in the light source of deviational survey, first CCD camera subassembly, second CCD camera subassembly, first transition roller group and second transition roller group on the support, be provided with two driven vollers and two feed rollers of relative setting on the support, the light source of deviational survey is located between two driven vollers, first CCD camera subassembly and second CCD camera subassembly all include camera mounting bracket and three CCD camera; when detecting, the non-woven fabrics passes through two driven vollers, first transition roller train and second transition roller train in proper order and accomplishes the output by check out test set, and first CCD camera subassembly detects the lower surface of non-woven fabrics through three CCD camera, and second CCD camera subassembly detects the upper surface of non-woven fabrics through three CCD camera, finally realizes detecting the detection accuracy of non-woven fabrics detection mechanism in the time of the upper and lower surface of non-woven fabrics.

Description

Non-woven fabric detection mechanism

Technical Field

The utility model belongs to the technical field of the non-woven fabrics processing equipment, especially, relate to a non-woven fabrics detection mechanism.

Background

Nonwoven fabrics are constructed from oriented or random fibers. It is called a cloth because of its appearance and certain properties. The non-woven fabric has the characteristics of moisture resistance, air permeability, flexibility, light weight, no combustion supporting, easy decomposition, no toxicity or irritation, rich color, low price, recycling and the like. For example, the polypropylene fiber is produced by adopting polypropylene granules as raw materials through a continuous one-step method of high-temperature melting, spinning, laying a line and hot-pressing coiling.

After the non-woven fabrics production is accomplished, need detect its surperficial integrality, continuity and fail safe nature, for the detection efficiency who promotes the non-woven fabrics, current surface detection to the non-woven fabrics generally adopts dedicated non-woven fabrics detection mechanism to detect, current non-woven fabrics detection mechanism can only realize that the single face of non-woven fabrics detects, its testing result's accuracy is lower, can not satisfy the detection demand of non-woven fabrics, and current check out test set produces the skew easily when carrying the non-woven fabrics, lead to the degree of accuracy reduction that the non-woven fabrics detected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a non-woven fabrics detection mechanism aims at solving the single face that non-woven fabrics detection mechanism among the prior art can only accomplish the non-woven fabrics and detects, leads to the technical problem that the testing result rate of accuracy reduces.

In order to achieve the above object, an embodiment of the present invention provides a non-woven fabric detecting mechanism, which includes a support, and a deviation measuring light source, a first CCD camera component, a second CCD camera component, a first transition roller set and a second transition roller set fixed on the support, wherein the support is provided with two driven rollers arranged oppositely and two feeding rollers arranged oppositely, the two feeding rollers are located below the driven rollers, the deviation measuring light source is located between the two driven rollers, the first transition roller set is located at one side of the two driven rollers, the second transition roller set is located below the first transition roller set, the first CCD camera component and the second CCD camera component each include a camera mounting frame and three CCD cameras, the two camera mounting frames are fixed on the support, and the three CCD cameras are uniformly spaced and fixed on the camera mounting frame, the CCD camera is located below the first transition roller set and used for detecting the lower surface of the non-woven fabric, and the CCD camera is located above the second transition roller set and used for detecting the upper surface of the non-woven fabric.

Optionally, the first transition roller set includes two first upper transition rollers and one first lower transition roller, two the first upper transition rollers are arranged at intervals and fixed on the top of the bracket, and the first lower transition rollers are fixed on the bracket and located between the two first transition rollers and located directly above the three CCD cameras of the first CCD camera assembly.

Optionally, the second transition roller set includes two second lower transition rollers and one second upper transition roller fixed to the support, the second upper transition roller is located three of the second CCD camera assembly under the CCD camera, and the two second lower transition rollers are located below the second upper transition roller and located on two sides of the second upper transition roller.

Optionally, the detection mechanism further comprises an encoder assembly, the encoder assembly comprises an encoding fixing frame, an encoder and a rubber coating wheel, the encoding fixing frame is fixed on the support and located on one side of the second upper transition roller, the encoder is fixed on the encoding fixing frame, and the rubber coating wheel is rotatably connected to the encoder and in transmission connection with the second upper transition roller.

Optionally, the camera mounting bracket includes a camera cover and two side frames fixed to two sides of the camera cover, two of the side frames are fixed to the bracket, three of the CCD cameras are fixed to the inside of the camera cover, and one surface of the camera cover close to the lens of the CCD camera is provided with optical glass.

Optionally, the camera mounting bracket further comprises a camera fixing rod and a plurality of camera supports, the camera supports are fixed on the inner wall of the camera cover, the camera fixing rod is fixed on the camera supports, and the CCD cameras are fixed on the camera fixing rod.

Optionally, the camera mounting bracket still includes camera back shaft and camera fixed block, the inside of camera fixed block is provided with first mounting hole and is located the second mounting hole of one side of first mounting hole, the surface of camera fixed block be provided with the first elasticity of first mounting hole intercommunication press from both sides the groove and with the second elasticity of second mounting hole intercommunication presss from both sides the groove, the camera installation piece passes through first mounting hole is fixed in on the camera dead lever, the back shaft passes through the second mounting hole is fixed in on the camera fixed block, the CCD camera is fixed in on the back shaft.

Optionally, the surface of camera housing is provided with camera adjusting port, be provided with the camera shrouding on the camera adjusting port, the camera shrouding with the connection can be dismantled to the camera housing.

Optionally, the detection mechanism further includes a first light source assembly and a second light source assembly having the same structure as the first light source assembly, the first light source assembly and the second light source assembly include a light source fixing frame and a detection light source, the light source fixing frame is fixed on the support, the detection light source is fixed on the light source fixing frame, the detection light source of the first light source assembly is located below the first lower transition roller, and the detection light source of the second light source assembly is located above the second upper transition roller.

Optionally, the first light source assembly and the second light source assembly further include a fixing shaft, the fixing shaft is fixed to the surface of the bracket, and the light source fixing frame is sleeved on the surface of the fixing shaft and is rotatably connected with the fixing shaft.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the non-woven fabrics detection mechanism have one of following technological effect at least: the device comprises a support, and a deviation measuring light source, a first CCD camera component, a second CCD camera component, a first transition roller set and a second transition roller set which are fixed on the support, wherein two driven rollers which are oppositely arranged and two feeding rollers which are oppositely arranged are arranged on the support; during detection, the non-woven fabric enters the two feeding rollers from the feeding mechanism of the detection equipment and sequentially passes through the two driven rollers, the first transition roller set and the second transition roller set and is output by the detection equipment, a deviation measurement light source is arranged between the two driven rollers, the deviation of the non-woven fabric can be observed through the deviation measurement light source, and the deviation correction of the non-woven fabric is facilitated, because the three CCD cameras of the first CCD camera assembly are positioned below the first transition roller set, the first CCD camera assembly detects the lower surface of the non-woven fabric positioned at the first transition roller set through the three CCD cameras, the three CCD cameras of the second camera assembly are positioned below the second transition roller set, the second CCD camera assembly detects the upper surface of the non-woven fabric positioned at the second transition roller set through the three CCD cameras, and finally the simultaneous detection of the upper surface and the lower surface of the non-woven fabric is realized, and can cover the surface of non-woven fabrics completely through three CCD camera, effectively promote and detect the non-woven fabrics rate of accuracy, finally realize detecting the detection in the time of the upper and lower surface of non-woven fabrics, effectively promote the detection accuracy of non-woven fabrics detection mechanism.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of a non-woven fabric detection mechanism provided by the embodiment of the present invention.

Fig. 2 is a schematic structural diagram of the first CCD camera component or the second CCD camera component of the non-woven fabric detection mechanism provided by the embodiment of the present invention.

Fig. 3 is the embodiment of the utility model provides a camera shrouding is hidden to non-woven fabrics detection mechanism's first CCD camera subassembly or second CCD camera subassembly structural sketch.

Fig. 4 is a schematic structural view of a camera fixing block of the non-woven fabric detection mechanism provided by the embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

20-support 21-driven roller 22-feed roller

51-deviation measuring light source 60-detection mechanism 61-first CCD camera component

62-second CCD Camera Module 63-first transition roller group 64-second transition roller group

65-first light source assembly 66-second light source assembly 67-encoder assembly

611 camera mounting rack 612 CCD camera 613 camera cover

614-side frame 615-camera fixing rod 616-camera support

617-support shaft 618-camera fixing block 631-first upper transition roller

632-first lower transition roll 641-second lower transition roll 642-second upper transition roll

651 light source fixing frame 652, detection light source 653 and fixing shaft

671-code fixing rack 672-encoder 673-rubber coating wheel

6131-camera adjusting opening 6132-camera sealing plate 6133-optical glass

6181-first mounting hole 6182-second mounting hole 6183-first elastic clamp groove

6184-second spring clip groove.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 3, a non-woven fabric detecting mechanism is provided, which includes a support 20, a deviation measuring light source 51, a first CCD camera component 61, a second CCD camera component 62, a first transition roller set 63 and a second transition roller set 64, wherein the support 20 is provided with two driven rollers 21 disposed opposite to each other and two feeding rollers 22 disposed opposite to each other, the two feeding rollers 22 are located below the driven rollers 21, the deviation measuring light source 51 is located between the two driven rollers 21, the first transition roller set 63 is located on one side of the two driven rollers 21, the second transition roller set 64 is located below the first transition roller set 63, the first CCD camera component 61 and the second CCD camera component 62 each include a camera mounting bracket 611 and three CCD cameras 612, the two camera mounting brackets 611 are fixed on the support 20, the three CCD cameras 612 are uniformly spaced and fixed on the camera mounting frame 611, the three CCD cameras 612 of the first CCD camera component 61 are located below the first transition roller set 63 and used for detecting the lower surface of the non-woven fabric, and the three CCD cameras 612 of the second CCD camera component 62 are located above the second transition roller set 64 and used for detecting the upper surface of the non-woven fabric.

Specifically, the non-woven fabric detection mechanism comprises a support 20, a deviation measurement light source 51, a first CCD camera component 61, a second CCD camera component 62, a first transition roller group 63 and a second transition roller group 64, wherein two driven rollers 21 arranged oppositely and two feeding rollers 22 arranged oppositely are arranged on the support 20, the two feeding rollers 22 are positioned below the driven rollers 21, the deviation measurement light source 51 is positioned between the two driven rollers 21, the detection mechanism comprises a first CCD camera component, a second CCD camera component, a first transition roller group 63 and a second transition roller group 64, the first CCD camera component 61 and the second CCD camera component 62 both comprise a camera mounting rack 611 and three CCD cameras 612, the two camera mounting racks 611 are fixed on the support 20, the three CCD cameras 612 are uniformly spaced and are fixed on the camera mounting rack 611, the three CCD cameras 612 of the first CCD camera assembly 61 are located below the first transition roller set 63, and the three CCD cameras 612 of the second CCD camera assembly 62 are located above the second transition roller set 64; during detection, the non-woven fabric enters the two feeding rollers 22 from the feeding mechanism of the detection equipment and sequentially passes through the two driven rollers 21, the first transition roller group 63 and the second transition roller group 63 and is output by the detection equipment, the deviation measuring light source 51 is arranged between the two driven rollers, the deviation amount of the non-woven fabric can be observed through the deviation measuring light source 51, and convenience is provided for deviation correction of the non-woven fabric, the three CCD cameras 612 are fixed on the bracket 20 through the camera mounting frame 611, because the three CCD cameras 612 of the first CCD camera assembly 61 are positioned below the first transition roller group 63, the lower surface of the non-woven fabric positioned at the first transition roller group 63 is detected through the three CCD cameras 612, the three CCD cameras 612 of the second CCD camera assembly 62 are positioned below the second transition roller group 64, the upper surface of the non-woven fabric positioned at the second transition roller group 64 is detected through the three CCD cameras 612 by the second CCD camera assembly 62, finally, the upper surface and the lower surface of the non-woven fabric are simultaneously detected, the surface of the non-woven fabric can be completely covered by the three CCD cameras 612, and the accuracy of detecting the non-woven fabric is effectively improved.

In another embodiment of the present invention, as shown in fig. 1 to 3, the camera mounting frame 611 includes a camera housing 613 and two side frames 614 fixed to two sides of the camera housing 613, two of the side frames 614 are fixed to the bracket 20, three of the CCD camera 612 are fixed to the inside of the camera housing 613, and one surface of the camera housing 613 close to the lens of the CCD camera 612 is provided with an optical glass 6133. The camera mounting frame 611 is fixed to the support 20 through the two side frames 614, the camera housing 613 can fix the CCD camera 612 to the camera mounting frame 611, the camera housing 613 can block external light so as to facilitate detection of the CCD camera 612, and the optical glass 6133 can effectively improve accuracy of the CCD camera 612 in detection.

In another embodiment of the present invention, as shown in fig. 3, the camera mounting rack 611 further includes a plurality of camera fixing rods 615 and a plurality of camera supports 616, the plurality of camera supports 616 are fixed on the inner wall of the camera housing 613, the plurality of camera fixing rods 615 are fixed on the plurality of camera supports 616, and three CCD cameras 612 are fixed on the camera fixing rods 615. Specifically, the camera fixing frame can fix the CCD camera 612 by the arrangement of the camera support 616 and the camera fixing rod 615.

In another embodiment of the present invention, as shown in fig. 3 to 4, the camera mounting frame 611 further includes a camera supporting shaft 617 and a camera fixing block 618, the camera fixing block 618 is provided with a first mounting hole 6181 and a second mounting hole 6182 located at one side of the first mounting hole 6181, the surface of the camera fixing block 618 is provided with a first elastic clip groove 6183 communicated with the first mounting hole 6181 and a second elastic clip groove 6184 communicated with the second mounting hole 6182, the camera mounting block is fixed on the camera fixing rod 615 through the first mounting hole 6181, the supporting shaft 617 is fixed on the camera fixing block 618 through the second mounting hole 6182, and the CCD camera 612 is fixed on the supporting shaft 617.

Specifically, the groove widths of the first elastic clip groove 6183 and the second elastic clip groove 6184 can be adjusted by bolts, the first mounting hole 6181 can be adjusted by the first elastic clip groove 6183 to adjust the aperture size of the first mounting hole 6181, the second mounting hole 6182 can be adjusted by the second elastic clip groove 6184 to adjust the aperture size of the second mounting hole 6182, so that the camera fixing block 618 and the camera fixing rod 615 can be fixed and slide, the support shaft 617 and the camera fixing block 618 can be fixed and slide, and finally the transverse adjustment and the longitudinal adjustment of the CCD camera 612 can be realized, so that the accuracy of the first CCD camera component 61 and the second CCD camera component 62 during detection can be improved.

In another embodiment of the present invention, as shown in fig. 1 to 3, a camera adjusting opening 6131 is disposed on the surface of the camera housing 613, a camera sealing plate 6132 is disposed on the camera adjusting opening 6131, and the camera sealing plate 6132 and the camera housing 613 can be detachably connected. The camera housing 613 can seal the camera adjustment port 6131, and the camera adjustment port 6131 provides convenience for adjustment work of the CCD camera 612.

In another embodiment of the present invention, as shown in fig. 1, the first transition roller set 63 includes two first upper transition rollers 631 and one first lower transition roller 632, two of the first upper transition rollers 631 are spaced apart and fixed on the top of the bracket 20, and the first lower transition roller 632 is fixed on the bracket 20 and located between the two first upper transition rollers and located in the first CCD camera assembly 61 three of the CCD cameras 612.

Specifically, when the nonwoven fabric passes through the first transition roller set 63, the nonwoven fabric sequentially bypasses the first upper transition roller 631, the first lower transition roller 632 and the other upper transition roller and is finally conveyed to the second transition roller set 64, the three CCD cameras 612 of the first CCD camera assembly 61 are located below the first lower transition roller 632, the three CCD cameras 612 detect the nonwoven fabric located at the first lower transition roller 632, and finally the detection of the lower surface of the nonwoven fabric is realized.

In another embodiment of the present invention, as shown in fig. 1, the second transition roller set 64 includes two second lower transition rollers 641 and one second upper transition roller 642 fixed on the bracket 20, the second upper transition roller 642 is located at three of the second CCD camera assembly 62 directly below the CCD camera 612, and the two second lower transition rollers 641 is located below the second upper transition roller 642 and located at two sides of the second upper transition roller 642.

Specifically, the nonwoven fabric is conveyed out from the first transition roller set 63 and then passes through the second lower transition roller 641 close to the first transition roller set 63, and then sequentially passes through the second upper transition roller 642 and the second lower transition roller 641 away from the first transition roller set 63, because the second lower transition roller 641 is located below the take-up roller 12, the nonwoven fabric passes through the second lower transition roller 641 and enters the take-up roller 12, and because the second upper transition roller 642 is located right below the three CCD cameras 612 of the second CCD camera assembly 62, the three CCD cameras 612 detect the nonwoven fabric at the second upper transition roller 642, and finally the detection of the upper surface of the nonwoven fabric is realized.

In this embodiment, as shown in fig. 1, the detecting mechanism 60 further includes an encoder assembly 67, the encoder assembly 67 includes an encoder fixing frame 671, an encoder 672 and a rubber coating wheel 673, the encoder fixing frame 671 is fixed on the bracket 20 and located at one side of the second upper transition roller 642, the encoder 672 is fixed on the encoder fixing frame 671, and the rubber coating wheel 673 is rotatably connected to the encoder 672 and is in transmission connection with the second upper transition roller 642.

Specifically, the second upper transition roller 642 rotates to drive the rubber coating wheel 673 to rotate, and the encoder 672 can determine the number of rotation turns of the second upper transition roller 642 through the rotation of the rubber coating wheel 673, and finally determine the conveying amount of the non-woven fabric, so as to provide convenience for the detection of the non-woven fabric.

In another embodiment of the present invention, as shown in fig. 1, the detecting mechanism 60 includes a first light source assembly 65 and a second light source assembly 66 having the same structure as the first light source assembly 65, the first light source assembly 65 and the second light source assembly 66 both include a light source fixing frame 651 and a detecting light source 652, the light source fixing frame 651 is fixed on the bracket 20, the detecting light source 652 is fixed on the light source fixing frame 651, the detecting light source 652 of the first light source assembly 65 is located below the first lower transition roller 632, and the detecting light source 652 of the second light source assembly 66 is located above the second upper transition roller 642.

Specifically, the first light source assembly 65 provides light when the first CCD camera assembly 61 detects the lower surface of the non-woven fabric through the detection light source 652 of the first light source assembly 65, which provides convenience for the first CCD camera assembly 61 to detect the lower surface of the non-woven fabric, and the second light source assembly 66 provides light when the second CCD camera assembly 62 detects the upper surface of the non-woven fabric through the detection light source 652 of the second light source assembly 66, which provides convenience for the second CCD camera assembly 62 to detect the upper surface of the non-woven fabric.

In this embodiment, as shown in fig. 1, the first light source assembly 65 and the second light source assembly 66 further include a fixing shaft 653, the fixing shaft 653 is fixed on the surface of the bracket 20, and the light source fixing frame 651 is sleeved on the surface of the fixing shaft 653 and is rotatably connected with the fixing shaft 653. The detection light source 652 is adjusted conveniently, and the detection precision of the non-woven fabric is improved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A non-woven fabrics detection mechanism which characterized in that: including the support and be fixed in survey bias light source, first CCD camera subassembly, second CCD camera subassembly, first transition roller set and second transition roller set on the support, be provided with two driven vollers that set up relatively and two feeding rollers that set up relatively on the support, two the feeding roller is located the below of driven voller, survey the bias light source and be located two between the driven voller, first transition roller set is located two one side of driven voller, second transition roller set is located the below of first transition roller set, first CCD camera subassembly with second CCD camera subassembly all includes camera mounting bracket and three CCD camera, two the camera mounting bracket all is fixed in on the support, three CCD camera evenly spaced and all be fixed in on the camera mounting bracket, three of first CCD camera subassembly the CCD camera is located the below of first transition roller set is used for examining the lower surface of first transition roller set and is used for examining the lower surface of non-woven fabrics And measuring three CCD cameras of the second CCD camera component are positioned above the second transition roller set and are used for detecting the upper surface of the non-woven fabric.

2. The nonwoven fabric detection mechanism of claim 1, wherein: the first transition roller set comprises two first upper transition rollers and one first lower transition roller, the two first upper transition rollers are arranged at intervals and fixed at the top of the support, the first lower transition rollers are fixed on the support and positioned between the two first transition rollers and positioned right above the CCD camera.

3. The nonwoven fabric detection mechanism of claim 2, wherein: the second transition roller group is including being fixed in transition roller under two seconds on the support and the transition roller on the second, the transition roller is located on the second CCD camera subassembly three under the CCD camera, two the transition roller is located under the second transition roller and being located on the second both sides of transition roller.

4. The nonwoven fabric detection mechanism of claim 3, wherein: the detection mechanism further comprises an encoder assembly, the encoder assembly comprises an encoding fixing frame, an encoder and a rubber coating wheel, the encoding fixing frame is fixed on the support and located on one side of the second upper transition roller, the encoder is fixed on the encoding fixing frame, and the rubber coating wheel is rotatably connected to the encoder and is in transmission connection with the second upper transition roller.

5. The nonwoven fabric detection mechanism of claim 2, wherein: the camera mounting frame comprises a camera cover and two side frames fixed on two sides of the camera cover, the two side frames are fixed on the support, the three CCD cameras are fixed in the camera cover, and optical glass is arranged on one surface, close to lenses of the CCD cameras, of the camera cover.

6. The nonwoven fabric detection mechanism of claim 5, wherein: the camera mounting bracket still includes camera dead lever and a plurality of camera support, and is a plurality of the camera support all is fixed in on the inner wall of camera cover, the camera dead lever is fixed in a plurality of on the camera support, three the CCD camera is fixed in on the camera dead lever.

7. The nonwoven fabric detection mechanism of claim 6, wherein: the camera mounting bracket still includes camera back shaft and camera fixed block, the inside of camera fixed block is provided with first mounting hole and is located the second mounting hole of one side of first mounting hole, the surface of camera fixed block be provided with the first elasticity clamp groove of first mounting hole intercommunication and with the second elasticity clamp groove of second mounting hole intercommunication, the camera installation piece passes through first mounting hole is fixed in on the camera dead lever, the back shaft passes through the second mounting hole is fixed in on the camera fixed block, the CCD camera is fixed in on the back shaft.

8. The nonwoven fabric detection mechanism of claim 5, wherein: the surface of camera cover is provided with camera regulation mouth, be provided with the camera shrouding on the camera regulation mouth, the camera shrouding with the connection can be dismantled to the camera cover.

9. The nonwoven fabric detection mechanism of claim 3, wherein: the detection mechanism further comprises a first light source assembly and a second light source assembly with the same structure as the first light source assembly, the first light source assembly and the second light source assembly respectively comprise a light source fixing frame and a detection light source, the light source fixing frame is fixed on the support, the detection light source is fixed on the light source fixing frame, the detection light source of the first light source assembly is located below the first lower transition roller, and the detection light source of the second light source assembly is located above the second upper transition roller.

10. The nonwoven fabric test mechanism of claim 9, wherein: the first light source assembly and the second light source assembly further comprise a fixing shaft, the fixing shaft is fixed on the surface of the support, and the light source fixing frame is sleeved on the surface of the fixing shaft and is rotatably connected with the fixing shaft.