Cotton fiber strength detection device and detection method

Abstract

The invention belongs to the technical field of cotton fiber detection, and particularly relates to a cotton fiber strength detection device and method, the cotton fiber strength detection device comprises a conveying line, a pushing assembly mounted on the conveying line and a rotary table mounted on one side of the conveying line, and a sampling device and a detection device are mounted on the outer surface of the rotary table. According to the cotton fiber strength detection device and method, by arranging the sampling device, cotton fibers in a cotton bale can be sampled at multiple positions, a sampling sleeve can be conveniently inserted into the cotton bale through the rotating force of a rotating sleeve, damage to the cotton fibers is reduced, the cotton fibers in the cotton bale can be hooked through deflection of a sampling hook, and the detection efficiency is improved. The sampling hook is made of nickel-titanium alloy memory metal and can deform under the influence of temperature, so that the sampling hook can be bent into a hook shape to hook the cotton fibers and can stand upright after being subjected to hot air, and the cotton fibers can be conveniently separated from the sampling hook.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of cotton fiber detection, and particularly relates to a cotton fiber strength detection device and method. BACKGROUND

[0002] Cotton fiber strength refers to the strength of cotton fiber against tensile fracture, and the cotton fiber strength is one of important indexes in cotton quality inspection. When other indexes are basically the same, the fiber strength is positively correlated with yarn and cloth quality. In the case that the speed of modern spinning equipment is relatively high, high fiber strength plays a very important role in reducing the breakage rate in spinning and improving production efficiency.

[0003] The cotton fiber strength is usually measured by using a specific cotton fiber strength detection tool. The existing cotton fiber strength detection needs manual sampling of a cotton bale and placing the cotton bale in a cotton fiber detection device for detection, which reduces work efficiency. Directly inserting a tool into the cotton bale by manual operation can damage the cotton fiber in the cotton bale, affecting the use of the cotton fiber in the cotton bale. Manual sampling can only sample one place in the cotton bale, which makes the cotton fiber detection inaccurate and affects the detection of the cotton fiber in the cotton bale. SUMMARY

[0004] In view of the technical problem of the existing cotton fiber detection device that needs manual sampling of a cotton bale and placing the cotton bale in a cotton fiber detection device for detection, which reduces work efficiency, can damage the cotton fiber in the cotton bale, affects the use of the cotton fiber in the cotton bale, and makes the cotton fiber detection inaccurate, the present application provides a cotton fiber strength detection device and method.

[0005] The cotton fiber strength detection device provided by the present application comprises a conveying line, a pushing assembly installed on the conveying line, a rotary turntable installed on one side of the conveying line, and a sampling device and a detection device installed on the outer surface of the rotary turntable.

[0006] The rotary turntable is arranged on one side of the conveying line, and the rotary turntable drives the sampling device to rotate.

[0007] The sampling device is located on the outer surface of the rotary turntable and samples a cotton bale conveyed by the conveying line. The sampling device comprises a driving assembly and a sampling assembly. The driving assembly drives the sampling assembly to enter the cotton bale of the conveying line, and the sampling assembly clamps the cotton fiber in the cotton bale.

[0008] The detection device is located on the outer surface of the rotary turntable and detects the strength of the cotton fiber clamped by the sampling device. The detection device comprises an aggregation assembly and a detection assembly. The aggregation assembly wraps the sampling device, and the detection assembly detects the strength of the cotton fiber clamped by the sampling assembly.

[0009] Preferably, the driving assembly comprises a rotating frame, one end of the rotating frame is fixedly installed with an output shaft of the rotating turntable, one end of the rotating frame is rotatably connected with a rotating sleeve with a gear through a bearing, one end of the rotating frame is fixedly installed with a rotating motor, one end of an output shaft of the rotating motor is engaged with the gear of the rotating sleeve through a gear, the inner wall of the rotating sleeve is slidably inserted with a sampling sleeve, the outer surface of the rotating frame is fixedly installed with a multi-stage telescopic hydraulic cylinder, one end of the telescopic rod of the multi-stage telescopic hydraulic cylinder is fixedly installed with a push rod, one end of the push rod is slidably inserted with the top end inner wall of the sampling sleeve, one end of the push rod is fixedly installed with an electromagnetic ring, the outer surface of the electromagnetic ring is magnetically connected with the top end inner wall of the sampling sleeve.

[0010] Through the above technical scheme, the sampling device can be switched through the rotating frame, which facilitates to speed up the detection speed of the cotton bales conveyed on the conveying line. The rotating sleeve can be driven to rotate through the rotating motor, and the sampling sleeve can be driven to rotate through the rotation of the rotating cylinder, so that the sampling sleeve can be inserted into the cotton bale. The sampling sleeve is inserted into the cotton bale by using the rotating force to reduce the damage to the cotton fibers. One end of the sampling sleeve is conical in shape to reduce the damage to the cotton fibers. The multi-stage telescopic hydraulic cylinder can push the sampling sleeve to move in the rotating cylinder, so that the sampling sleeve can be inserted into the inside of the cotton bale. The electromagnetic ring is magnetically connected with the inner wall of the sampling sleeve, which facilitates to control the movement of the sampling sleeve.

[0011] Preferably, the sampling assembly comprises a sampling hook, the sampling hook is made of a nickel-titanium alloy memory metal and coated with a silicon dioxide material on the outer surface, the sampling hook is hingedly connected to the inner wall of the sampling sleeve through a pin shaft, one end of the sampling hook is hingedly connected with a push link through a pin shaft, the outer surface of the push rod is rotatably connected with a rotating ring through a bearing, and one end of the push link is hingedly connected with the outer surface of the rotating ring through a pin shaft.

[0012] Through the above technical scheme, the deflection of the sampling hook can hook the cotton fibers in the cotton bale, so that the cotton fibers in the cotton bale can be sampled. Multiple sampling hooks can sample multiple places in the cotton bale. The sampling hook is made of a nickel-titanium alloy memory metal, which can be deformed under the influence of temperature. The alloy composition ratio (such as increasing the content of Ni) is integrated to be set at 50-80℃ (to avoid scalding the fibers).

[0013] Preferably, the gathering assembly comprises a connecting sleeve fixedly installed on the outer surface of the shell of the rotating turntable, the outer surface of the connecting sleeve is fixedly installed with a connecting frame, the upper surface of the connecting frame is slidably inserted with a moving block with a rod through a slide rod, the lower surface of the connecting frame is rotatably connected with a transmission rod through a bearing, the lower surface of the connecting frame is fixedly installed with a driving motor, one end of the output shaft of the driving motor drives the transmission rod to rotate through a bevel gear set, and the two ends of the transmission rod are both fixedly installed with a rotating disc with an arc groove.

[0014] Through the above technical scheme, through the rotation of the rotating disc, the rod of the moving block can move in the arc groove of the rotating disc, the rotation of the rotating disc can push the rod to rise and fall, thereby driving the moving block to rise and fall, and the driving motor can drive the transmission rod to rotate.

[0015] Preferably, the outer surface of the moving block is hingedly connected with a cover cylinder through a pin shaft, the two cover cylinders are symmetrically distributed, the outer surface of the cover cylinder is provided with a deflection groove, the outer surface of the connecting frame is slidably inserted with a pushing handle, one end of the pushing handle is slidably inserted with the inner wall of the deflection groove, and the other end of the pushing handle is slidably inserted with the inner wall of the outer side arc groove of the rotating disc.

[0016] Through the above technical scheme, the cover cylinder can be lifted and lowered by lifting and lowering the moving block, and the pushing handle can be lifted and lowered by rotating the rotating disc, so as to move in the deflection groove, and the cover cylinder can be deflected after the deflection groove is deflected, so that the cover cylinder can be opened.

[0017] Preferably, the detection assembly comprises a limiting guide rail fixedly installed on the upper surface of the connecting frame, the upper surface of the limiting guide rail is slidably inserted with a clamping lower block, one end of the clamping lower block extends to the inside of the cover cylinder through the inner wall of the cover cylinder, the inner wall of the cover cylinder is fixedly bonded with a rubber strip, the outer surface of the rubber strip is in contact with the outer surface of the clamping lower block, the outer surface of one clamping lower block is fixedly installed with a pushing hydraulic cylinder, and one end of the piston rod of the pushing hydraulic cylinder is fixedly installed with the outer surface of the other clamping lower block.

[0018] Through the above technical scheme, in order to detect the strength of the cotton fiber, the clamping lower block can be pushed by the pushing hydraulic cylinder, so as to pull the clamped cotton fiber to complete the strength detection, and the rubber strip can seal the connection between the clamping lower block and the cover cylinder.

[0019] Preferably, the outer surface of the clamping lower block is fixedly installed with a limiting frame, the outer surface of the limiting frame is rotationally connected with a clamping lead screw through a bearing, the lower surface of the limiting frame is fixedly installed with a clamping motor, one end of the output shaft of the clamping motor is fixedly installed with one end of the clamping lead screw, one end of the limiting frame and the outer surface of the clamping lead screw are both provided with clamping sliding blocks, one of the clamping sliding blocks is threadedly connected with the outer surface of the clamping lead screw, the other clamping sliding block is slidingly connected with the outer surface of the limiting frame, the outer surface of the clamping sliding block is hingedly connected with a clamping upper block with a gear through a pin shaft, one end of the clamping upper block is slidingly inserted with the inner wall of the groove of the limiting frame, the outer surface of the limiting frame is fixedly installed with a deflection rack, and the deflection rack is engaged with the gear of the clamping upper block.

[0020] Through the above technical scheme, in order to clamp the cotton fiber, the clamping lead screw is rotated under the drive of the clamping motor, so as to drive the clamping sliding block to lift, and then the clamping sliding block drives the clamping upper block to lift, and the clamping upper block is deflected after the gear of the clamping upper block is engaged with the deflection rack, so as to facilitate the pressing of the cotton fiber and the in-out of the cotton fiber from the clamping lower block.

[0021] Preferably, the outer surface of the clamping lower block is provided with a suction hole, the upper surface of the connecting frame is fixedly installed with a suction pipeline, one end of the suction pipeline is located below the suction hole, one end of the suction pipeline is fixedly communicated with a heating and refrigeration assembly, one end of the heating and refrigeration assembly is fixedly communicated with a fan group, the fan group is composed of two fans, one of the fans blows air into the suction pipeline, and the other fan sucks air into the suction pipeline.

[0022] Through the above technical scheme, the suction force generated by the suction pipeline is transmitted through the suction hole, so that the cotton fiber can be adsorbed above the suction hole, so as to be clamped, the heating and refrigeration assembly is made of a heater and a compression refrigeration system, the heater can heat the air conveyed in the suction pipeline, and the compression refrigeration system can refrigerate the air in the suction pipeline.

[0023] Preferably, the outer surface of the connecting frame is fixedly installed with a support, the lower surface of the support is fixedly installed with a camera, the outer surface of the support is fixedly installed with a lifting hydraulic cylinder, one end of the piston rod of the lifting hydraulic cylinder is fixedly installed with a recovery pipeline, one end of the recovery pipeline is fixedly communicated with the air inlet end of a recovery fan, and one end of the recovery pipeline is slidingly inserted with the inner wall of the cover cylinder after descending.

[0024] Through the above technical scheme, the recovery pipeline can be lifted by the lifting hydraulic cylinder, so that the recovery pipeline can be inserted into the cover cylinder, and the detected cotton fiber can be recovered by the recovery fan.

[0025] The application provides a detection method of a cotton fiber strength detection device. S1: The conveying line conveys the cotton bale to be detected, and after reaching the set position, the hydraulic cylinder in the pushing assembly pushes the push plate to fix the cotton bale; after the rotary motor on the rotary frame is started, the rotary sleeve is driven to rotate, and the multi-stage telescopic hydraulic cylinder pushes the pushing rod to move, the pushing rod drives the sampling sleeve to move, the sampling sleeve moves in the rotary sleeve, and the rotation of the rotary sleeve drives the sampling sleeve to rotate; the sampling sleeve is inserted into the cotton bale, the electromagnetic ring is powered off, the multi-stage telescopic hydraulic cylinder is retracted, the pushing rod moves at the top end of the sampling sleeve, the rotary ring moves, the connecting rod pushes the sampling hook to deflect, the sampling hook in the cotton bale hooks the cotton fiber in the cotton bale, the pushing rod moves under the pushing of the multi-stage telescopic hydraulic cylinder, the sampling hook is reset, the electromagnetic ring is powered on and magnetically connected with the inner wall of the sampling sleeve, the rotary table is started to drive the rotary frame to rotate, and the sampling sleeve is located above the open cover cylinder.

[0026] S2: After the driving motor on the connecting frame is started, the transmission rod is driven to rotate through the transmission of the bevel gear set, the transmission rod drives the rotating disc to rotate, the rotating disc is driven to rise through the rod to drive the moving block to rise, the cover cylinder is driven to rise, and the continuous rotation of the rotating disc can drive the pushing handle to rise through the track of the arc groove; the pushing handle can drive the cover cylinder to relatively deflect and close through the deflection groove, so that the sampling sleeve is located in the cover cylinder, and the rotary sleeve is inserted into one end of the cover cylinder.

[0027] S3: After the fan set is started, one fan in the fan set sucks external air into the heating and refrigeration assembly to heat the air, the heated air can enter the cover cylinder through the suction pipe and the suction hole, so that the temperature in the cover cylinder rises, the sampling hook is deformed, and the hook shape becomes vertical; another fan in the fan set is started, the fan sucks the cover cylinder through the suction pipe, the suction force is transmitted through the suction hole, the hooked cotton fiber is located on the suction hole, the clamping motor is started to drive the clamping lead screw to rotate, the clamping lead screw drives the clamping sliding block to descend, the gear of the clamping upper block is engaged with the deflection rack, the clamping upper block is transformed from the state of being perpendicular to the limiting frame to the state of being parallel to the limiting frame, one end of the clamping upper block is slidably inserted into the groove inner wall of the limiting frame and is limited, so that the clamping upper block is limited, the clamping upper block descends to press the cotton fiber on the clamping lower block, the cover cylinder is reset and opened, the pushing hydraulic cylinder on the clamping lower block is started, the two clamping lower blocks move in opposite directions to pull the clamped cotton fiber, and the camera on the support records the breaking of the cotton fiber.

[0028] S4: After the detection is completed, the lower clamping block moves on the limiting guide rail under the action of the push hydraulic cylinder, and then the lower clamping block is reset. After the cover cylinder is closed, one of the fans in the fan set is started. The air sucked by the fan is cooled by the refrigeration assembly and then delivered into the cover cylinder, so that the sampling hook is reset. The multi-stage telescopic hydraulic cylinder drives the push rod to reset. After the push rod drives the sampling sleeve to reset, the lifting hydraulic cylinder on the support pushes the recovery pipeline to descend and is inserted into the inner wall of the cover cylinder. The fan connected to one end of the recovery pipeline sucks to recover the cotton fibers on the lower clamping block.

[0029] The beneficial effects in the application are: 1. The sampling device can sample cotton fibers in the cotton bale at multiple places. The rotation force of the rotating sleeve can facilitate the insertion of the sampling sleeve into the cotton bale, reducing damage to the cotton fibers. The deflection of the sampling hook can hook the cotton fibers in the cotton bale, so that the cotton fibers in the cotton bale can be sampled. Multiple sampling hooks can sample multiple places in the cotton bale. The sampling hook is made of nickel-titanium alloy memory metal and can be deformed by temperature, so that it can be bent into a hook shape to hook the cotton fibers. After being heated, it can stand upright to facilitate the separation of the cotton fibers from the sampling hook. The existing cotton fiber detection device needs to be manually sampled and placed in the cotton fiber detection device for detection, which reduces the work efficiency and can damage the cotton fibers in the cotton bale, affecting the use of the cotton fibers in the cotton bale and the accuracy of the cotton fiber detection.

[0030] 2. The detection device can detect the sampled cotton fibers of the sampling device. The relative movement of the lower clamping block and the upper clamping block can clamp the cotton fibers, so that the strength of the cotton fibers can be detected after being stretched. The suction force in the suction pipeline can generate suction in the cover cylinder, so that the separated cotton fibers can be adsorbed on the suction holes, facilitating the clamping of the upper clamping block, so that the strength detection of the cotton fibers can be completed. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 A schematic view of a cotton fiber strength detection device is provided. Figure 2 A perspective view of a conveying line structure of a cotton fiber strength detection device is provided. Figure 3 A perspective view of a rotating frame structure of a cotton fiber strength detection device is provided. Figure 4 A perspective view of a rotating sleeve structure of a cotton fiber strength detection device is provided. Figure 5A perspective view of a sampling sleeve structure of a cotton fiber strength detection device according to the present application is provided; Figure 6 A perspective view of a multi-stage telescopic hydraulic cylinder structure of a cotton fiber strength detection device according to the present application is provided; Figure 7 A perspective view of a sampling hook structure of a cotton fiber strength detection device according to the present application is provided; Figure 8 A perspective view of a cover sleeve structure of a cotton fiber strength detection device according to the present application is provided; Figure 9 A perspective view of a rotating disc structure of a cotton fiber strength detection device according to the present application is provided; Figure 10 A perspective view of a moving block structure of a cotton fiber strength detection device according to the present application is provided; Figure 11 A perspective view of a clamping lower block structure of a cotton fiber strength detection device according to the present application is provided; Figure 12 A perspective view of a clamping upper block structure of a cotton fiber strength detection device according to the present application is provided; Figure 13 A perspective view of a suction pipe structure of a cotton fiber strength detection device according to the present application is provided; Figure 14 A perspective view of a suction hole structure of a cotton fiber strength detection device according to the present application is provided; Figure 15 A perspective view of a recovery pipe structure of a cotton fiber strength detection device according to the present application is provided.

[0032] In the figure: 1, conveying line; 11, pushing assembly; 12, rotating turntable; 2, rotating frame; 21, rotating sleeve; 22, rotating motor; 23, sampling sleeve; 24, multi-stage telescopic hydraulic cylinder; 25, pushing rod; 26, electromagnetic ring; 3, sampling hook; 31, pushing connecting rod; 32, rotating ring; 4, connecting sleeve; 41, connecting frame; 42, moving block; 43, transmission rod; 44, driving motor; 45, rotating disc; 46, cover sleeve; 47, deflection groove; 48, pushing handle; 5, limiting guide rail; 51, clamping lower block; 52, rubber strip; 53, pushing hydraulic cylinder; 6, limiting frame; 61, clamping screw rod; 62, clamping motor; 63, clamping sliding block; 64, clamping upper block; 65, deflection rack; 7, suction hole; 71, suction pipe; 72, heating and refrigeration assembly; 73, fan set; 8, support; 81, camera; 82, lifting hydraulic cylinder; 83, recovery pipe. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0034] Reference Figures 1-15 A cotton fiber strength detection device includes a conveyor line 1, which can convey cotton bales one by one, and also includes a pushing component 11 installed on the conveyor line 1. The pushing component 11 is composed of a hydraulic cylinder and a push plate fixedly installed on the piston rod of the hydraulic cylinder. The pushing component 11 can press the cotton bales to facilitate sampling of the cotton bales. A rotating turntable 12 is installed on one side of the conveyor line 1. The rotating turntable 12 is composed of an outer shell and a motor fixedly installed in the outer shell. The outer surface of the rotating turntable 12 is installed with a sampling device and a detection device.

[0035] The rotating turntable 12 is arranged on one side of the conveying line 1 , and the rotating turntable 12 drives the sampling device to rotate.

[0036] like Figures 2-7 As shown, in order to sample the cotton fibers in the cotton bale, the sampling device is located on the outer surface of the rotating turntable 12, and samples the cotton bale transported by the conveyor line 1. The sampling device includes a driving component and a sampling component. The driving component drives the sampling component to enter the cotton bale on the conveyor line 1, and the sampling component clamps the cotton fibers in the cotton bale.

[0037] Specifically, in order to drive the sampling component to adjust its position, the driving component includes a rotating frame 2, one end of the rotating frame 2 is fixedly installed with one end of the output shaft of the rotating turntable 12, and the rotating frame 2 is driven to rotate after the motor in the rotating turntable 12 is started. One end of the rotating frame 2 is rotatably connected to a rotating sleeve 21 with a gear through a bearing. In order to drive the rotating sleeve 21 to rotate, a rotating motor 22 is fixedly installed on one end of the rotating frame 2, and one end of the output shaft of the rotating motor 22 is meshed with the gear of the rotating sleeve 21 through a gear. In order to sample the cotton fibers in the cotton bale, a sampling sleeve 23 is slidably inserted into the inner wall of the rotating sleeve 21. A temperature and humidity sensor can be set at the tip of the sampling sleeve to detect the temperature and humidity inside the cotton bale. In order to push the sampling sleeve 23 to be inserted into the cotton bale, a multi-stage telescopic hydraulic cylinder 24 is fixedly installed on the outer surface of the rotating frame 2. A pushing rod 25 is fixedly installed at one end of the telescopic rod of the multi-stage telescopic hydraulic cylinder 24. One end of the pushing rod 25 is slidably inserted into the top inner wall of the sampling sleeve 23. An electromagnetic ring 26 is fixedly installed at one end of the pushing rod 25. The outer surface of the electromagnetic ring 26 is magnetically connected to the top inner wall of the sampling sleeve 23. The power supply of the electromagnetic ring 26, the multi-stage telescopic hydraulic cylinder 24 and the rotating motor 22 can be achieved through a conductive ring. This is the existing technology.

[0038] Specific, in order to sample the cotton fiber in the cotton bale, the sampling assembly includes a sampling hook 3, the sampling hook 3 is made of nickel titanium alloy memory metal into a hook-shaped outer surface coated with silicon dioxide material, the sampling hook 3 is made of nickel titanium alloy memory metal, can be affected by temperature deformation, the whole alloy component ratio such as increasing the content of Ni, the deformation temperature is set to 50-80 DEG C to avoid scalding fiber sampling hook 3 through the pin shaft hinged in the inner wall of the sampling sleeve 23, one end of the sampling hook 3 is hinged with a push link 31 through the pin shaft, the outer surface of the push rod 25 is rotatably connected with a rotating ring 32 through the bearing, one end of the push link 31 is hinged with the outer surface of the rotating ring 32 through the pin shaft.

[0039] As shown in Figures 8-15 in order to detect the hook of the cotton fiber, the detection device is located on the outer surface of the rotating turntable 12, and the strength of the cotton fiber clamped by the sampling device is detected, the detection device includes an aggregation assembly and a detection assembly, the aggregation assembly wraps the sampling device, and the detection assembly detects the strength of the cotton fiber clamped by the sampling assembly.

[0040] Specific, in order to facilitate the collection of the cotton fiber in the sampling hook 3, the cotton fiber is aggregated, the aggregation assembly includes a connecting sleeve 4, the connecting sleeve 4 is fixedly installed on the outer surface of the rotating turntable 12, the outer surface of the connecting sleeve 4 is fixedly installed with a connecting frame 41, the upper surface of the connecting frame 41 is slidably inserted with a moving block 42 with a rod through a slide rod, the lower surface of the connecting frame 41 is rotatably connected with a transmission rod 43 through a bearing, the lower surface of the connecting frame 41 is fixedly installed with a driving motor 44, the output shaft of the driving motor 44 is rotatably connected with the transmission rod 43 through a bevel gear set, the both ends of the transmission rod 43 are fixedly installed with a rotating disc 45 with an arc groove, the rod of the moving block 42 is slidably inserted into the inner wall of the arc groove of the rotating disc 45, the arc groove tracks on both sides of the rotating disc 45 are different.

[0041] Specific, in order to facilitate the collection of the cotton fiber, the outer surface of the moving block 42 is hinged with a cover cylinder 46 through a pin shaft, the two cover cylinders 46 are symmetrically distributed, the outer surface of the cover cylinder 46 is provided with a deflection groove 47, the outer surface of the connecting frame 41 is slidably inserted with a push handle 48, one end of the push handle 48 is slidably inserted into the inner wall of the deflection groove 47, the other end of the push handle 48 is slidably inserted into the outer side of the arc groove of the rotating disc 45, the cover cylinder 46 is forced to deflect relatively by the rising of the push handle 48 and the movement in the track of the deflection groove 47.

[0042] Specifically, in order to clamp the collected cotton fibers, the detection assembly comprises a limiting guide rail 5 fixedly installed on the upper surface of the connecting frame 41, the upper surface of the limiting guide rail 5 is slidably connected with a clamping lower block 51, one end of the clamping lower block 51 extends to the inside of the cover cylinder 46 through the inner wall of the cover cylinder 46, in order to seal the connection between the cover cylinder 46 and the clamping lower block 51, the inner wall of the cover cylinder 46 is fixedly bonded with a rubber strip 52, the outer surface of the rubber strip 52 is in contact with the outer surface of the clamping lower block 51, the outer surface of one clamping lower block 51 is fixedly installed with a push hydraulic cylinder 53, one end of the piston rod of the push hydraulic cylinder 53 is fixedly installed with the outer surface of the other clamping lower block 51, the relative or opposite movement of the two clamping lower blocks 51 can be achieved by the activation of the push hydraulic cylinder 53, and after the pulling of the cotton fibers is completed, the strength of the cotton fibers can be detected.

[0043] Specifically, in order to clamp the cotton fibers, the outer surface of the clamping lower block 51 is fixedly installed with a limiting frame 6, the outer surface of the limiting frame 6 is rotatably connected with a clamping lead screw 61 through a bearing, the lower surface of the limiting frame 6 is fixedly installed with a clamping motor 62, one end of the output shaft of the clamping motor 62 is fixedly installed with one end of the clamping lead screw 61, the outer surface of one end of the limiting frame 6 and the clamping lead screw 61 is provided with a clamping sliding block 63, one clamping sliding block 63 is threadedly connected with the outer surface of the clamping lead screw 61, the other clamping sliding block 63 is slidably connected with the outer surface of the limiting frame 6, the outer surface of the clamping sliding block 63 is hingedly connected with a clamping upper block 64 with a gear through a pin shaft, the clamping upper block 64 can be deflected on the clamping sliding block 63, one end of the clamping upper block 64 is slidably connected with the inner wall of the groove of the limiting frame 6, the outer surface of the limiting frame 6 is fixedly installed with a deflection rack 65, the deflection rack 65 is engaged with the gear of the clamping upper block 64.

[0044] Specifically, in order to collect the cotton fibers on the sampling hook 3 in the cover cylinder 46, the outer surface of the clamping lower block 51 is provided with a suction hole 7, the upper surface of the connecting frame 41 is fixedly installed with a suction duct 71, one end of the suction duct 71 is located below the suction hole 7, one end of the suction duct 71 is fixedly communicated with a heating and refrigeration assembly 72, the heating and refrigeration assembly 72 is made of a heater and a compression refrigeration system, one end of the heating and refrigeration assembly 72 is fixedly communicated with a fan set 73, the fan set 73 is composed of two fans, one fan blows air into the suction duct 71, and the other fan sucks air into the suction duct 71.

[0045] Specific, in order to recycle the detection of cotton fiber, the outer surface of the connecting frame 41 is fixedly installed with a support 8, the lower surface of the support 8 is fixedly installed with a camera 81, the outer surface of the support 8 is fixedly installed with a lifting hydraulic cylinder 82, the piston rod one end of the lifting hydraulic cylinder 82 is fixedly installed with a recovery pipeline 83, one end of the recovery pipeline 83 is fixedly communicated with the air inlet end of the recovery fan, and the other end of the recovery pipeline 83 is slidingly inserted with the inner wall of the cover cylinder 46 after descending.

[0046] The detection method of the cotton fiber strength detection device provided by the application comprises the following steps: S1: the conveying line 1 conveys the cotton bale to be detected, and after reaching the set position, the hydraulic cylinder in the pushing assembly 11 pushes the push plate to fix the cotton bale, the rotary motor 22 on the rotary frame 2 is started to drive the rotary sleeve 21 to rotate, the multi-stage telescopic hydraulic cylinder 24 pushes the push rod 25 to move, the push rod 25 drives the sampling sleeve 23 to move, the sampling sleeve 23 moves in the rotary sleeve 21, and the rotation of the rotary sleeve 21 drives the sampling sleeve 23 to rotate, the sampling sleeve 23 is inserted into the cotton bale, the electromagnetic ring 26 is de-energized, the multi-stage telescopic hydraulic cylinder 24 is retracted to drive the push rod 25 to move at the top end of the sampling sleeve 23, the rotary ring 32 is moved, the connecting rod 31 is pushed to deflect the sampling hook 3, which is located in the cotton bale, to hook the cotton fiber in the cotton bale, the push rod 25 moves under the pushing of the multi-stage telescopic hydraulic cylinder 24, the sampling hook 3 is reset, the electromagnetic ring 26 is energized to be magnetically connected with the inner wall of the sampling sleeve 23, the rotary turntable 12 is started to drive the rotary frame 2 to rotate, and the sampling sleeve 23 is located above the open cover cylinder 46.

[0047] S2: the driving motor 44 on the connecting frame 41 is started to drive the transmission rod 43 to rotate through the transmission of the bevel gear set, the transmission rod 43 drives the rotating disc 45 to rotate, the rotating disc 45 rotates to drive the moving block 42 to rise through the rod, and then drives the cover cylinder 46 to rise, the continuous rotation of the rotating disc 45 can drive the push handle 48 to rise through the track of the arc groove, the push handle 48 can drive the cover cylinder 46 to relatively deflect and close through the deflection groove 47, so that the sampling sleeve 23 is located in the cover cylinder 46, and the rotary sleeve 21 is inserted with one end of the cover cylinder 46.

[0048] S3: After the fan group 73 starts, one fan in the fan group 73 sucks the external air into the heating and refrigeration assembly 72 to heat, and the heated air can enter the cover cylinder 46 through the suction pipe 71 through the suction hole 7, so that the temperature in the cover cylinder 46 rises, the sampling hook 3 is deformed, the hook shape is straightened, another fan in the fan group 73 starts, and the fan sucks the cover cylinder 46 through the suction pipe 71, the suction force is transmitted through the suction hole 7, the hooked cotton fiber is located on the suction hole 7, the clamping motor 62 starts, drives the clamping lead screw 61 to rotate, the clamping lead screw 61 drives the clamping sliding block 63 to descend, the gear of the clamping upper block 64 is engaged with the deflection rack 65, the clamping upper block 64 is transformed from the direction perpendicular to the limiting frame 6 to the state parallel to the limiting frame 6, one end of the clamping upper block 64 is slidably inserted into the groove inner wall of the limiting frame 6 and is limited, so that the clamping upper block 64 is limited, the clamping upper block 64 descends, the cotton fiber on the clamping lower block 51 is pressed, the cover cylinder 46 is reset and opened, the pushing hydraulic cylinder 53 on the clamping lower block 51 starts, and the two clamping lower blocks 51 move in opposite directions to pull the clamped cotton fiber, and the camera 81 on the support 8 records the breaking of the cotton fiber.

[0049] S4: After the detection is completed, the clamping lower block 51 moves on the limiting guide rail 5 under the action of the pushing hydraulic cylinder 53, so that the clamping lower block 51 is reset, the cover cylinder 46 is closed, one fan in the fan group 73 starts, the refrigeration of the fan suction wind is sent into the cover cylinder 46 through the heating and refrigeration assembly 72, so that the sampling hook 3 is reset, the multi-stage telescopic hydraulic cylinder 24 drives the pushing rod 25 to reset, the pushing rod 25 drives the sampling sleeve 23 to reset, the lifting hydraulic cylinder 82 on the support 8 drives the recovery pipe 83 to descend and is inserted into the inner wall of the cover cylinder 46, and the fan connected to one end of the recovery pipe 83 sucks to recover the cotton fiber on the clamping lower block 51.

[0050] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A cotton fiber strength detection device, comprising a conveying line (1), characterized in that: It also includes a pushing assembly (11) installed on the conveying line (1), a rotating turntable (12) installed on one side of the conveying line (1), and a sampling device and a detection device installed on the outer surface of the rotating turntable (12); The rotating turntable (12) is arranged on one side of the conveying line (1), and the rotating turntable (12) drives the sampling device to rotate; The sampling device is located on the outer surface of the rotating turntable (12) and samples the cotton bales transported by the conveyor line (1). The sampling device comprises a driving component and a sampling component. The driving component drives the sampling component to enter the cotton bales of the conveyor line (1), and the sampling component clamps the cotton fibers in the cotton bales. The detection device is located on the outer surface of the rotating turntable (12) and performs strength detection on the cotton fibers clamped by the sampling device. The detection device comprises a gathering component and a detection component. The gathering component wraps the sampling device, and the detection component performs strength detection on the cotton fibers clamped by the sampling component.

2. A cotton fiber strength detection device according to claim 1, characterized in that: The driving assembly comprises a rotating frame (2), one end of the rotating frame (2) is fixedly mounted on one end of the output shaft of the rotating turntable (12), one end of the rotating frame (2) is rotatably connected to a rotating sleeve (21) with a gear through a bearing, one end of the rotating frame (2) is fixedly mounted on a rotating motor (22), one end of the output shaft of the rotating motor (22) is meshed with a gear of the rotating sleeve (21) through a gear, a sampling sleeve (23) is slidably plugged into the inner wall of the rotating sleeve (21), a multi-stage telescopic hydraulic cylinder (24) is fixedly mounted on the outer surface of the rotating frame (2), one end of the telescopic rod of the multi-stage telescopic hydraulic cylinder (24) is fixedly mounted on a pushing rod (25), one end of the pushing rod (25) is slidably plugged into the inner wall of the top end of the sampling sleeve (23), and one end of the pushing rod (25) is fixedly mounted on an electromagnetic ring (26), the outer surface of the electromagnetic ring (26) is magnetically connected to the inner wall of the top end of the sampling sleeve (23).

3. A cotton fiber strength detection device according to claim 2, characterized in that: The sampling assembly comprises a sampling hook (3), which is made of nickel-titanium alloy memory metal and is hook-shaped, and the outer surface of which is coated with silicon dioxide material. The sampling hook (3) is hinged to the inner wall of the sampling sleeve (23) through a pin shaft, and one end of the sampling hook (3) is hinged to a push rod (31) through a pin shaft, and the outer surface of the push rod (25) is rotatably connected to a rotating ring (32) through a bearing, and one end of the push rod (31) is hinged to the outer surface of the rotating ring (32) through a pin shaft.

4. A cotton fiber strength detection device according to claim 3, characterized in that: The gathering assembly includes a connecting sleeve (4), which is fixedly mounted on the outer surface of the outer shell of the rotating turntable (12), and a connecting frame (41) is fixedly mounted on the outer surface of the connecting sleeve (4), and a moving block (42) with a rod is slidably inserted into the upper surface of the connecting frame (41) through a sliding rod, and a transmission rod (43) is rotatably connected to the lower surface of the connecting frame (41) through a bearing, and a driving motor (44) is fixedly mounted on the lower surface of the connecting frame (41), and one end of the output shaft of the driving motor (44) drives the transmission rod (43) to rotate through a bevel gear set, and a turntable (45) with an arc groove is fixedly mounted on both ends of the transmission rod (43), and one end of the rod of the moving block (42) is slidably inserted into the inner wall of the inner arc groove of the turntable (45).

5. A cotton fiber strength detection device according to claim 4, characterized in that: The outer surface of the moving block (42) is hinged with a cover cylinder (46) through a pin shaft, and the two cover cylinders (46) are symmetrically distributed. The outer surface of the cover cylinder (46) is provided with a deflection groove (47). The outer surface of the connecting frame (41) is slidably connected with a push handle (48), one end of the push handle (48) is slidably connected to the inner wall of the deflection groove (47), and the other end of the push handle (48) is slidably connected to the inner wall of the outer arc groove of the turntable (45).

6. A cotton fiber strength detection device according to claim 5, characterized in that: The detection component includes a limiting guide rail (5), which is fixedly mounted on the upper surface of the connecting frame (41), and a clamping lower block (51) is slidably inserted into the upper surface of the limiting guide rail (5), one end of the clamping lower block (51) passes through the inner wall of the cover cylinder (46) and extends into the interior thereof, and a rubber strip (52) is fixedly bonded to the inner wall of the cover cylinder (46), and the outer surface of the rubber strip (52) contacts the outer surface of the clamping lower block (51), and a pushing hydraulic cylinder (53) is fixedly mounted on the outer surface of one of the clamping lower blocks (51), and one end of the piston rod of the pushing hydraulic cylinder (53) is fixedly mounted on the outer surface of the other clamping lower block (51).

7. A cotton fiber strength detection device according to claim 6, characterized in that: A limiting frame (6) is fixedly mounted on the outer surface of the clamping lower block (51), and a clamping screw (61) is rotatably connected to the outer surface of the limiting frame (6) through a bearing. A clamping motor (62) is fixedly mounted on the lower surface of the limiting frame (6), and one end of the output shaft of the clamping motor (62) is fixedly mounted to one end of the clamping screw (61). A clamping slider (63) is provided on one end of the limiting frame (6) and the outer surface of the clamping screw (61). The outer surface of the clamping screw (61) is threadedly connected, and the other clamping slider (63) is slidably connected to the outer surface of the limit frame (6). The outer surface of the clamping slider (63) is hinged with a clamping upper block (64) with a gear through a pin shaft, and one end of the clamping upper block (64) is slidably plugged into the inner wall of the groove of the limit frame (6). A deflection rack (65) is fixedly installed on the outer surface of the limit frame (6), and the deflection rack (65) is engaged with the gear of the clamping upper block (64).

8. The cotton fiber strength detection device according to claim 7, characterized in that: A suction hole (7) is provided on the outer surface of the clamping lower block (51), and a suction pipe (71) is fixedly installed on the upper surface of the connecting frame (41), one end of the suction pipe (71) is located below the suction hole (7), one end of the suction pipe (71) is fixedly connected to a heating and cooling component (72), and one end of the heating and cooling component (72) is fixedly connected to a fan unit (73), and the fan unit (73) is composed of two fans, one of which supplies air into the suction pipe (71) and the other of which sucks into the suction pipe (71).

9. The cotton fiber strength detection device according to claim 8, characterized in that: A bracket (8) is fixedly mounted on the outer surface of the connecting frame (41), a camera (81) is fixedly mounted on the lower surface of the bracket (8), a lifting hydraulic cylinder (82) is fixedly mounted on the outer surface of the bracket (8), a recovery pipe (83) is fixedly mounted on one end of the piston rod of the lifting hydraulic cylinder (82), one end of the recovery pipe (83) is fixedly connected to the air inlet end of the recovery fan, and after being lowered, one end of the recovery pipe (83) is slidably plugged into the inner wall of the cover cylinder (46).

10. A method for detecting cotton fiber strength using a cotton fiber strength detecting device according to any one of claims 1 to 9, characterized in that: S1: The conveyor line (1) conveys the cotton bales to be inspected. After reaching the set position, the hydraulic cylinder in the push assembly (11) pushes the push plate to fix the cotton bales. The rotary motor (22) on the rotating frame (2) is started to drive the rotating sleeve (21) to rotate. At the same time, the multi-stage telescopic hydraulic cylinder (24) pushes the push rod (25) to move. The push rod (25) drives the sampling sleeve (23) to move. The sampling sleeve (23) moves in the rotating sleeve (21). At the same time, the rotation of the rotating sleeve (21) drives the sampling sleeve (23) to rotate. The sampling sleeve (23) is inserted into the cotton bale. The magnetic ring (26) is powered off, the multi-stage telescopic hydraulic cylinder (24) retracts, and drives the push rod (25) to move at the top of the sampling sleeve (23). After driving the rotating ring (32) to move, the push rod (31) pushes the sampling hook (3) to deflect and is located in the cotton bale to hook the cotton fibers in the cotton bale. The push rod (25) moves under the push of the multi-stage telescopic hydraulic cylinder (24), and the sampling hook (3) is reset. After the electromagnetic ring (26) is powered on, it is magnetically connected to the inner wall of the sampling sleeve (23). After the rotating turntable (12) is started and drives the rotating frame (2) to rotate, the sampling sleeve (23) is located above the opened cover cylinder (46); S2: After the driving motor (44) on the connecting frame (41) is started, the transmission rod (43) is driven to rotate through the transmission of the bevel gear set, and the transmission rod (43) drives the turntable (45) to rotate. After the rotation of the turntable (45) drives the moving block (42) to rise through the rod, the cover cylinder (46) is driven to rise. The continuous rotation of the turntable (45) can drive the push handle (48) to rise through the trajectory of the arc groove. The push handle (48) can drive the cover cylinder (46) to relatively deflect and close through the deflection groove (47), so that the sampling sleeve (23) is located in the cover cylinder (46), and the rotating sleeve (21) is plugged into one end of the cover cylinder (46); S3: After the fan unit (73) is started, a fan in the fan unit (73) draws external air into the heating and cooling assembly (72) for heating. The heated air can pass through the suction pipe (71) and then through the suction hole (7) into the cover tube (46), causing the temperature in the cover tube (46) to rise. After the sampling hook (3) is deformed, the shape of the hook becomes upright. Another fan in the fan unit (73) is started. The fan sucks the inside of the cover tube (46) through the suction pipe (71). The suction force generated is transmitted through the suction hole (7). After the hooked cotton fiber is located on the suction hole (7), the clamping motor (62) is started, driving the clamping screw (61) to rotate, and the clamping screw (61) drives the clamping slider After (63) is lowered, the gear of the clamping upper block (64) is engaged with the deflection rack (65), and the clamping upper block (64) is transformed from a direction perpendicular to the limit frame (6) to a state parallel to the limit frame (6). One end of the clamping upper block (64) is slidably plugged into the inner wall of the groove of the limit frame (6) and is limited, so that the clamping upper block (64) is limited, and the clamping upper block (64) is lowered, pressing the cotton fibers on the clamping lower block (51), and the cover cylinder (46) is reset and opened. The pushing hydraulic cylinder (53) on the clamping lower block (51) is started, and after the two clamping lower blocks (51) move in opposite directions, the clamped cotton fibers are pulled, and the cotton fiber breakage is recorded by the camera (81) on the bracket (8); S4: After the inspection is completed, the clamping lower block (51) moves on the limit guide rail (5) under the action of the pushing hydraulic cylinder (53), so that the clamping lower block (51) is reset. After the cover tube (46) is closed, a fan in the fan group (73) is started, and the air sucked by the fan is cooled by the heating and cooling component (72) and then transported into the cover tube (46), so that the sampling hook (3) is reset. The multi-stage telescopic hydraulic cylinder (24) drives the push rod (25) to reset. After the push rod (25) drives the sampling sleeve (23) to reset, the lifting hydraulic cylinder (82) on the bracket (8) pushes the recovery pipe (83) to descend, and after being plugged into the inner wall of the cover tube (46), the fan connected to one end of the recovery pipe (83) is sucked to recover the cotton fibers on the clamping lower block (51).

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