CN115791381A - Lossless fiber material clamping device and using method thereof - Google Patents

Abstract

The invention discloses a nondestructive fiber material clamping device and a using method thereof. The clamping device can adjust the clamping degree of the clamping device to the fiber materials by installing the first air pump and the first piston, the fiber materials with the strength to be tested are wound on the outer wall of the winding wheel, the first air pump works to generate air pressure, the air pressure enters the air supply pipe to move the plate, and the plate pushes the fiber materials wound on the outer wall of the winding wheel when moving, so that the diameter of the winding wheel is gradually increased, the fixing clamping degree of the fiber materials is increased, and the purpose of improving the clamping degree of the fixed fiber materials is achieved.

Description

Nondestructive fiber material clamping device and using method thereof

Technical Field

The invention relates to the technical field of clamping devices, in particular to a non-destructive fiber material clamping device and a using method thereof.

Background

The fiber is a soft elongated body with a high length-diameter ratio, and is a substance composed of continuous or discontinuous filaments, and can be used for producing fibers of textile products, the mechanical property test of the fiber is an indispensable part in the research of fiber materials, such as raw material proportion optimization, processing parameter setting, product design and application and the like, the tensile mechanics of the fiber is the most common test method in the fiber force test, pneumatic clamping or spiral screwing mechanical clamping is usually adopted, when a hard material is adopted to clamp the fiber, the clamping is not firm, or the clamping is over-tight to damage the fiber, the tensile mechanics of a single fiber is that the two ends of the fiber are clamped by pneumatic clamps, if the fiber strength is high or the surface of the fiber material is smooth, the phenomenon that the fiber is not clamped easily occurs, therefore, when the fiber material is detected, the two ends of the fiber material are usually wound and then clamped, but when the existing clamping device is used for limiting and clamping the fiber material, the fibers which are easy to waste materials and have high rigidity are difficult to realize small winding.

The existing fiber material clamping device has the following defects:

1. the patent document CN217542634U discloses a test fixture and device for winding type fiber drawing, which comprises a winding wheel and a pressing plate arranged outside the winding wheel, wherein grooves which are spirally distributed are axially arranged on the periphery of the winding wheel, a through hole which penetrates up and down is arranged at one end of the winding wheel along the radial direction, and an elastic pressing block is arranged between the pressing plate and the grooves; still relate to a winding type fibre is test device for drawing, including test stand and movable seat and the fixing base of relative setting on the test stand from top to bottom, all be provided with above-mentioned winding type fibre is test fixture for drawing on movable seat and the fixing base, the movable seat still is connected with the drive assembly that drives it and reciprocate. The test fixture and the device for winding type fiber tension clamp the fibers in a winding and soft pressing matching mode, and are suitable for carrying out tension tests on various types of fibers; the clamp has low manufacturing difficulty and low use cost, and is suitable for popularization and use; the test mode is scientific, and the obtained tensile property data is accurate and reliable ", however, the wound fiber tensile test fixture and the wound fiber tensile test device in the above-mentioned publication mainly consider that the fiber is clamped by adopting a winding and soft pressing mode, and do not consider the problem of improving the tightness, so that a structure capable of winding the material in small circles is needed to be researched, further the waste of the material can be avoided, and the tightness of the fiber material by the clamping device can be increased;

2. the patent document CN213749348U discloses a fixture device for measuring micro-nano single fiber mechanical properties, which comprises an electric sliding table, a fixture seat, a screw, a sliding rail, a sliding block, a first fixture end, a second fixture end, a sample table, an adapter, a supporting piece and a bottom plate; the electric sliding table and the supporting piece are respectively arranged at two ends of the bottom plate, and the supporting piece is provided with a force sensor; the fixture seat is arranged on the electric sliding table, the sliding rail is arranged on the fixture seat, and the sliding block is arranged on the sliding rail in a sliding manner; a screw is arranged on the clamp seat; the end of the first clamp is arranged at the end part of the first lead screw; the adapter is arranged at the top of the support piece and provided with a second lead screw; the end of the second clamp is arranged at the end part of the second lead screw; two ends of the sample table are respectively placed on the end head of the first clamp and the end head of the second clamp. The equipment has simple structure and good clamping effect; the device measures the mechanical property of the micro-nano fiber through the electric platform and the force sensor, the measurement is accurate, and the error is reduced, however, the fixture device for measuring the mechanical property of the micro-nano single fiber of the above-mentioned publication mainly considers the improvement of the measurement accuracy and does not consider the problem of preventing the winding fiber material from slipping, so that it is necessary to research a structure capable of positioning the winding fiber material, and further, the sliding phenomenon of the fixed fiber material can be effectively prevented, and the detection accuracy is influenced;

3. patent document CN207051106U discloses a clamping device for testing axial tensile property of a fiber reinforced material pipeline, wherein a clamping groove which can be sleeved in and clamp a fiber reinforced material pipeline sample is formed between an expansion sleeve and a pre-tightening outer sleeve; the device comprises a clamping groove, a driving device and a core rod, wherein the clamping groove is arranged on the expansion sleeve; the top end of the core rod is exposed out of the hydraulic pre-tightening jack, the bottom end of the core rod extends into the expansion sleeve, the bottom end of the core rod is provided with an expansion head which is gradually enlarged from the top end to the bottom end, the expansion sleeve is internally provided with a cavity, the inner wall of the cavity is completely attached to the expansion head, the expansion head is slidably arranged in the cavity, an opening of the cavity is connected with a cavity which provides a retreat space for the expansion head, the cavity is communicated with the cavity, and the cavity is positioned between the cavity and the hydraulic pre-tightening jack;

4. patent document CN206074375U discloses a monofilament-method short fiber wear resistance testing device, "which comprises a motor, a friction system, a fiber clamping system, a counting control system and a sensor; the fiber clamping system comprises a first fiber clamp and a second fiber clamp, the first fiber clamp, the second fiber clamp and the sensor are arranged on a fiber clamping control table, and a fixing device for fixing the other end of the short fiber to be detected is further arranged on the fiber clamping control table; the friction element which can be moved between the first and second fibre holders has a rough friction surface. The problem of single short fiber wear resistance test can be solved, fill the blank in the aspect of short fiber wear resistance tester, short fiber wear resistance testing arrangement can be in the fibre manufacturing plant, spinning mill or scientific research institution are used for carrying out fibrous wear resistance test, the analysis, for developing the quality improvement, promote product quality and provide data support ", however the short fiber wear resistance testing arrangement of monofilament method of above-mentioned publication, mainly consider the problem of fibrous wear resistance test, do not consider the problem of carrying out quick adjustment to centre gripping subassembly interval according to not unidimensional material fibre, therefore, it is necessary to study out a structure that can carry out quick adjustment to centre gripping subassembly interval, and then can be quick fix the winding to the fibrous material of not unidimensional, the waste of material has been avoided.

Disclosure of Invention

The invention aims to provide a non-destructive fiber material clamping device and a using method thereof, so as to solve the technical problem of increasing the tightness of the clamping device to the fiber material in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an undamaged fiber material holding device comprising:

the winding machine comprises a base plate, a winding wheel and a winding wheel, wherein a bearing table is arranged at the top of the base plate, a fixed table is arranged at the top of the base plate, a sliding seat is arranged at the top of the bearing table, and the winding wheel is arranged at the tops of the sliding seat and the fixed table;

the outer wall of bearing platform is provided with first air pump, the inner wall of winding wheel is provided with the air supply pipe, and the one end of air supply pipe and the output sealing connection of first air pump, the inner wall of winding wheel is provided with the multiunit spout, the spout includes intake pipe, first piston, actuating lever and plate, the intake pipe sets up the one end at the spout, first piston sets up the inner wall at the spout, the outer wall connection of first piston has the actuating lever, the one end of actuating lever is connected with the plate.

Preferably, the inner wall of spout is provided with the spacing, and the spacing groove is installed to the inner wall symmetry of spacing, and first spring is installed to the inner wall of spacing groove, the one end fixedly connected with gag lever post of first spring, and the one end of gag lever post and the outer wall fixed connection of first piston, the outer wall fixedly connected with second spring of first piston, and the inside at the second spring is worn to establish by the one end of actuating lever.

Preferably, the outer wall of bearing table is provided with the second air pump, the top of winding wheel is connected with spacing subassembly, spacing subassembly includes the gas-supply pipe, gland seal and plate body, the gas-supply pipe sets up the inner wall at spacing subassembly, the inner wall symmetry of spacing subassembly is provided with two sets of gland seals, the inner wall of gland seal is provided with the suction head, and the input of suction head and the output sealing connection of gas-supply pipe, the inner wall of gland seal is provided with the second piston, the outer wall fixedly connected with third spring of second piston, and the one end of third spring and the one end fixed connection of gland seal, the inner wall of gland seal is provided with the seal block, the connecting rod is worn to be equipped with by the inner wall of seal block, and the one end of connecting rod is connected with the outer wall of second piston, the other end of connecting rod is connected with the plate body, the one end fixedly connected with stopper of plate body.

Preferably, the inner wall symmetry of sealed tube is provided with the guide arm, and the sliding block is installed to the outer wall symmetry of plate body, and the inside at the sliding block is worn to establish by the one end of guide arm, and the outer wall fixedly connected with reset spring of sliding block, and reset spring's the other end and the outer wall fixed connection of sealed piece.

Preferably, the winding wheel two bisymmetry installations, and the diameter variation of the winding wheel of two bisymmetry installations, the spout is located one side of air supply pipe, the one end of intake pipe and the outer wall fixed connection of air supply pipe, and the appearance of spacing groove is rectangular form, one end and spacing fixed connection, the one end of gas-supply pipe and the output sealing connection of second air pump, the one end of guide arm and the outer wall fixed connection of seal block.

Preferably, the inner wall of bearing platform is provided with the telescopic link, and the one end fixedly connected with detection component of telescopic link, detection component's outer wall and the outer wall fixed connection of sliding plate, the top of sliding plate and the bottom fixed connection of sliding seat.

Preferably, the inner wall of bottom plate is inlayed and is installed the frame, and square groove is installed in proper order at the top of frame, and the bottom in square groove is connected with the mounting groove, and the inner wall of mounting groove is provided with the filter screen, and the bottom of mounting groove is connected with the ventilation groove, and the bottom of frame is connected with the mounting bracket, and the inner wall of mounting bracket is provided with the fan of bleeding, and the input of the fan of bleeding and the bottom sealing connection of mounting groove.

Preferably, the inner wall of bottom plate is provided with drive assembly, drive assembly includes servo motor, screw lead screw and sliding ring, servo motor fixed mounting is at drive assembly's inner wall, the one end of screw lead screw and servo motor's output fixed connection, the inside at the sliding ring is worn to establish by the one end of screw lead screw, and the bottom fixed connection of the top of sliding ring and bearing platform, the slider is installed to the both sides outer wall of bearing platform, the connecting plate is installed to the outer wall of slider, the top of connecting plate is provided with the multiunit screw ring, positioning bolt is worn to be equipped with by the inner wall of screw ring, the top symmetry of bottom plate is provided with the slide bar, and the inside at the slider is worn to establish by the one end of slide bar.

A method of using a non-destructive fiber material gripping device, comprising:

s1, when a detection device is used for detecting fiber materials, two ends of the fiber materials to be detected are respectively wound on the outer walls of a sliding seat and a winding wheel arranged above a fixed table, the diameter sizes of the winding wheels are different, a small circle or a large circle can be selected for winding according to actual needs, the fiber materials with strength to be detected are wound on the outer walls of the winding wheels, a first air pump works to generate air pressure, the air pressure enters the air supply pipe and then enters the inside of a sliding groove through an air inlet pipe, the position of a first piston can be moved, the position of a plate block is moved through a driving rod when the position of the first piston is moved, the fiber materials wound on the outer walls of the winding wheels can be pushed when the position of the plate block is moved, the diameter of the winding wheels is gradually increased, the fixing tightness of the fiber materials is increased, the purpose of improving the clamping tightness of the fixed fiber materials is achieved, and when nondestructive clamping detection is carried out on the fiber materials by using equipment, the wound fiber materials can be prevented from loosening and falling;

s2, after the detected fiber materials are wound on the outer wall of the winding wheel, in order to prevent the winding fiber materials from slipping, air pressure is generated when the second air pump works, after the air pressure enters the inner part of the air delivery pipe through the air pressure, the air pressure enters the inner part of the sealing pipe through the air inlet head, the air pressure can push the position of the second piston to move after entering the inner part of the sealing pipe, the position of the plate body is driven to move through the connecting rod when the position of the second piston moves, the position of the limiting block is driven to move when the position of the plate body moves, the fibers can be clamped between the winding wheel and the limiting block after the outer wall of the limiting block moves to the outer wall of the winding wheel, the winding fiber materials are limited, the purpose of fixing the fiber materials to be detected is achieved, and when the fiber materials are tested, the fiber materials can be prevented from slipping from the outer wall of the clamping device;

s3, fixing the fiber material on the outer wall of the clamping device, when detecting the strength of the fiber material, enabling the telescopic rod to work and drive the sliding plate to move through the detection component, enabling the sliding seat to horizontally slide when the sliding plate moves, pulling the fiber material to move through the winding wheel when the sliding seat moves, fixing the position of the fixing table, enabling the fiber material to be torn, further enabling the strength of the fiber material to be detected through the detection component, after detecting the material fiber, cleaning broken chips during fiber detection, extracting air inside the mounting groove through the ventilation groove when the air extracting fan works, enabling the air inside the mounting groove to flow, further enabling the square groove to generate suction, absorbing falling chips when the square groove generates suction, enabling the chips to enter the inside of the square groove after entering the chips, sliding and falling into the mounting groove, filtering the chips carried by air through the filter screen, and achieving the purpose of cleaning the chips generated during fiber detection, wherein the chips falling can be avoided, and the chips can be conveniently swept everywhere;

s4, when fixing and detecting the fiber materials, in order to meet the requirements of different fiber lengths, when the distance between the fixed platform and the sliding seat is adjusted, the output end of the servo motor is rotated to drive the threaded screw rod to rotate, the sliding ring drives the position of the bearing platform to slide when the threaded screw rod rotates, the position of the bearing platform drives the sliding block to horizontally slide at the outer wall of the sliding rod when moving, and further the bearing platform can be guided.

Preferably, the step S1 further includes the steps of:

s11, when the first piston moves to push the plate to move, the limiting rod slides in the limiting groove to guide the first piston, when the plate needs to be reset, the first air pump stops working, the second spring resets to push the first piston to reset, the first spring resets to enable the first piston to reset through the limiting rod, and when the first piston resets, the plate is driven to reset, so that the expanded diameter of the winding wheel can reset;

in step S2, the method further includes the steps of:

s21, when the position of the plate body moves, the sliding block is driven to horizontally slide on the outer wall of the guide rod, the plate body can be guided through the sliding block, the horizontal sliding position of the plate body is enabled, the sealing block seals the space where the second piston is located, meanwhile, the position of the connecting rod can be enabled, and the second piston can be reset through the cooperation of the reset spring and the third spring.

Compared with the prior art, the invention has the beneficial effects that:

1. the clamping degree of the clamping device to the fiber materials can be adjusted by installing the first air pump and the first piston, when the fiber materials are detected by using the detection device, two ends of the fiber materials to be detected are respectively wound on the outer walls of the sliding seat and the winding wheel arranged above the fixed table, the diameter sizes of the winding wheels are different, small circles or large circles can be selected for winding according to actual needs, after the fiber materials with the strength to be detected are wound on the outer wall of the winding wheel, the first air pump works to generate air pressure, after the air pressure enters the air supply pipe, the air pressure enters the chute through the air inlet pipe, the position of the first piston can be moved, when the position of the first piston is moved, the position of the plate is moved through the driving rod, the fiber materials wound on the outer wall of the winding wheel can be pushed when the position of the plate is moved, the diameter of the winding wheel is gradually increased, the fixing degree of the fiber materials is increased, the purpose of improving the fixing degree of the clamping degree of the fiber materials is achieved, and when the fiber materials are subjected to nondestructive clamping detection by using equipment, the wound fiber materials can be prevented from loosening and falling;

2. the fiber material clamped by the clamping device can be positioned by installing the limiting component and the limiting block, the detected fiber material is wound on the outer wall of the winding wheel, in order to prevent the wound fiber material from slipping, the second air pump works to generate air pressure, the air pressure enters the air conveying pipe through the air pressure and then enters the sealing pipe through the air inlet head, the air pressure can push the position of the second piston to move after entering the sealing pipe, the position of the plate body is driven to move through the connecting rod when the position of the second piston moves, the position of the limiting block is driven to move when the position of the plate body moves, the fiber can be clamped between the winding wheel and the limiting block after the outer wall of the limiting block moves to the outer wall of the winding wheel, the wound fiber material is limited, the purpose of fixing the fiber material to be detected is achieved, and when the fiber material is tested, the fiber material can be prevented from slipping from the outer wall of the clamping device;

3. according to the invention, the frame and the square groove are arranged to remove debris generated by material fibers clamped by the clamping device, after the fiber materials are fixed on the outer wall of the clamping device, when the strength of the fiber materials is detected, the telescopic rod works to drive the sliding plate to move through the detection component, the sliding seat horizontally slides when the sliding plate moves, when the sliding seat moves, the fiber materials are pulled through the winding wheel to move, the fixing table is fixed, the fiber materials can be pulled, the strength of the fiber materials can be detected through the detection component, after the material fibers are detected, the broken debris generated during fiber detection is removed, the air suction fan works to suck the air in the mounting groove through the ventilation groove, so that the air in the mounting groove flows, the square groove generates the suction force, the falling debris is sucked, after the debris enters the square groove, the debris slides and falls into the mounting groove, the debris carried by air is filtered, and the purpose of removing the debris generated during fiber detection is achieved, and the debris can be prevented from falling everywhere and is convenient to sweep;

4. the invention can adjust the space between the clamping devices by installing the driving assembly and the sliding block, when the fiber material is fixed and detected, in order to meet the requirements of different fiber lengths, when the space between the fixed platform and the sliding seat is adjusted, the output end of the servo motor is rotated to drive the threaded screw rod to rotate, when the threaded screw rod rotates, the sliding ring drives the position of the bearing platform to slide, when the position of the bearing platform moves, the sliding block is driven to horizontally slide on the outer wall of the sliding rod, so that the bearing platform can be guided, after the position of the bearing platform is adjusted, the positioning bolt is rotated, the position of the positioning bolt is moved through the threaded ring, after one end of the positioning bolt is fixed with the outer wall of the sliding rod, the position of the connecting plate is positioned, further the position of the bearing platform is positioned, the purpose of adjusting the space between two groups of winding wheels is achieved, the space between the winding wheels above the fixed platform and the sliding seat can be adjusted according to the fiber materials with different sizes, so that the winding wheels can wind and fix the fiber materials with different lengths, and further reduce the waste of the fiber materials.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic view of a sliding seat structure according to the present invention;

FIG. 4 is a schematic view of a winding wheel structure of the present invention;

FIG. 5 is a schematic view of the chute of the present invention;

FIG. 6 is a schematic view of the plate structure of the present invention;

FIG. 7 is a schematic structural view of a spacing assembly of the present invention;

FIG. 8 is a schematic view of the sealing tube structure of the present invention;

FIG. 9 is a schematic view of the frame structure of the present invention;

fig. 10 is a flow chart of the operation of the present invention.

In the figure: 1. a base plate; 2. a bearing table; 3. a sliding seat; 4. a fixed table; 5. a winding wheel; 6. a first air pump; 7. a second air pump; 8. a gas supply pipe; 9. a chute; 10. an air inlet pipe; 11. a first piston; 12. a drive rod; 13. a second spring; 14. a plate block; 15. a limiting frame; 16. a limiting groove; 17. a first spring; 18. a limiting rod; 19. a limiting component; 20. a gas delivery pipe; 21. sealing the tube; 22. an air inlet head; 23. a second piston; 24. a third spring; 25. a sealing block; 26. a connecting rod; 27. a plate body; 28. a limiting block; 29. a slider; 30. a guide bar; 31. a return spring; 32. a telescopic rod; 33. a sliding plate; 34. a detection component; 35. a frame; 36. a square groove; 37. mounting grooves; 38. filtering with a screen; 39. a ventilation slot; 40. a mounting frame; 41. an air extracting fan; 42. a drive assembly; 43. a servo motor; 44. a threaded lead screw; 45. a slip ring; 46. a slide bar; 47. a slider; 48. a connecting plate; 49. a threaded ring; 50. and (6) positioning the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 10, an embodiment of the present invention: a nondestructive fiber material clamping device comprises a base plate 1, a bearing table 2 is arranged at the top of the base plate 1, a fixed table 4 is arranged at the top of the base plate 1, the base plate 1 provides an installation space for the fixed table 4, the fixed table 4 and a sliding seat 3 are matched to clamp and fix fiber materials through a winding wheel 5, nondestructive testing can be performed on the fiber materials, a sliding seat 3 is arranged at the top of the bearing table 2, the winding wheels 5 are arranged at the tops of the sliding seat 3 and the fixed table 4, the winding wheels 5 are symmetrically installed in pairs, the diameters of the winding wheels 5 which are symmetrically installed in pairs are different, a sliding groove 9 is positioned on one side of an air supply pipe 8, one end of an air inlet pipe 10 is fixedly connected with the outer wall of a long strip-shaped air supply pipe 8, a limiting groove 16 is in shape, and one end is fixedly connected with a limiting frame 15, one end of gas-supply pipe 20 and the output end sealing connection of second air pump 7, the one end of guide arm 30 and the outer wall fixed connection of sealed piece 25, the inner wall of bearing platform 2 is provided with telescopic link 32, the one end fixedly connected with detection module 34 of telescopic link 32, the outer wall of detection module 34 and the outer wall fixed connection of sliding plate 33, the top of sliding plate 33 and the bottom fixed connection of sliding seat 3, telescopic link 32 work is through the position removal that detection module 34 drove sliding plate 33, the position of sliding plate 33 makes the 3 horizontal slip positions of sliding seat often, during the position removal of sliding seat 3, remove through 5 pulling fiber material of winding wheel, the fixed position of fixed station 4 is motionless, can tear fiber material, and then can detect fiber material's intensity through detection module 34.

Referring to fig. 3, 4, 5 and 6, a first air pump 6 is disposed on an outer wall of a bearing table 2, an air supply pipe 8 is disposed on an inner wall of a winding wheel 5, one end of the air supply pipe 8 is connected to an output end of the first air pump 6 in a sealing manner, a plurality of sets of sliding grooves 9 are disposed on the inner wall of the winding wheel 5, each sliding groove 9 includes an air inlet pipe 10, a first piston 11, a driving rod 12 and a plate 14, the air inlet pipe 10 is disposed at one end of the sliding groove 9, the first piston 11 is disposed on the inner wall of the sliding groove 9, the driving rod 12 is connected to an outer wall of the first piston 11, one end of the driving rod 12 is connected to the plate 14, a limiting frame 15 is disposed on the inner wall of the sliding groove 9, limiting grooves 16 are symmetrically disposed on an inner wall of the limiting frame 15, a first spring 17 is disposed on an inner wall of the limiting groove 16, a limiting rod 18 is fixedly connected to one end of the first spring 17, and one end of the limiting rod 18 is fixedly connected to an outer wall of the first piston 11, the outer wall of the first piston 11 is fixedly connected with a second spring 13, one end of a driving rod 12 penetrates through the inner part of the second spring 13, when a detection device is used for detecting fiber materials, two ends of the fiber materials to be detected are respectively wound on the outer walls of the winding wheels 5 arranged above the sliding seat 3 and the fixed table 4, the diameter sizes of the winding wheels 5 are different, small circles or large circles can be selected to be wound according to actual requirements, after the fiber materials with strength to be detected are wound on the outer walls of the winding wheels 5, the first air pump 6 works to generate air pressure, after the air pressure enters the air supply pipe 8, the air pressure enters the inside of the sliding groove 9 through the air inlet pipe 10, so that the position of the first piston 11 can be moved, when the position of the first piston 11 is moved, the position of the plate 14 is moved through the driving rod 12, the fiber materials wound on the outer walls of the winding wheels 5 can be pushed when the position of the plate 14 is moved, make winding wheel 5's diameter grow gradually to increase the fixed tight degree of holding of fiber material, reach the purpose that improves the fixed tight degree of holding of fiber material centre gripping, when using equipment to carry out nondestructive centre gripping to fiber material and examine, can prevent that winding fiber material is not hard up to drop.

Referring to fig. 7 and 8, a second air pump 7 is disposed on the outer wall of the bearing table 2, a limiting assembly 19 is connected to the top of the winding wheel 5, the limiting assembly 19 includes an air pipe 20, sealing pipes 21 and a plate body 27, the air pipe 20 is disposed on the inner wall of the limiting assembly 19, two sets of sealing pipes 21 are symmetrically disposed on the inner wall of the limiting assembly 19, an air inlet 22 is disposed on the inner wall of each sealing pipe 21, the input end of the air inlet 22 is hermetically connected to the output end of the air pipe 20, a second piston 23 is disposed on the inner wall of each sealing pipe 21, a third spring 24 is fixedly connected to the outer wall of the second piston 23, one end of the third spring 24 is fixedly connected to one end of each sealing pipe 21, a sealing block 25 is disposed on the inner wall of each sealing pipe 21, a connecting rod 26 is disposed on the inner wall of each sealing block 25 in a penetrating manner, one end of the connecting rod 26 is connected to the outer wall of the second piston 23, and the other end of the connecting rod 26 is connected to the plate body 27, one end of the plate 27 is fixedly connected with a limiting block 28, the inner wall of the sealing tube 21 is symmetrically provided with guide rods 30, the outer wall of the plate 27 is symmetrically provided with sliding blocks 29, one end of each guide rod 30 penetrates through the inside of each sliding block 29, the outer wall of each sliding block 29 is fixedly connected with a return spring 31, the other end of each return spring 31 is fixedly connected with the outer wall of each sealing block 25, in order to prevent the winding fiber material from slipping, the second air pump 7 works to generate air pressure, the air pressure enters the inside of the air delivery pipe 20 through the air pressure and then enters the inside of the sealing tube 21 through the air inlet head 22, the air pressure can push the position of the second piston 23 to move after entering the inside of the sealing tube 21, the position of the second piston 23 moves by driving the position of the plate 27 through the connecting rod 26, the position of the limiting block 28 moves when the position of the plate 27 moves, the outer wall of the limiting block 28 moves to the outer wall of the winding wheel 5, will be with the fibre clamp between winding wheel 5 and stopper 28, carry on spacingly to winding fibre material, reach and treat the fibre material who detects and carry out the purpose fixed, when testing fibre material, can avoid fibre material to slide from clamping device's outer wall and drop.

Please refer to fig. 2 and fig. 9, the inner wall of the bottom plate 1 is inlaid with a frame 35, the top of the frame 35 is sequentially provided with a square groove 36, the bottom of the square groove 36 is connected with a mounting groove 37, the inner wall of the mounting groove 37 is provided with a filter screen 38, the bottom of the mounting groove 37 is connected with a ventilation groove 39, the bottom of the frame 35 is connected with a mounting rack 40, the inner wall of the mounting rack 40 is provided with a suction fan 41, the input end of the suction fan 41 is connected with the bottom end of the mounting groove 37 in a sealing manner, when the fiber detection time-measuring fractured fragments are cleared, the suction fan 41 works to draw the air inside the mounting groove 37 through the ventilation groove 39, so that the air inside of the mounting groove 37 flows, and further the square groove 36 generates suction force, when the square groove 36 generates suction force, the dropped fragments are sucked, after the fragments enter the inside of the square groove 36, the sliding drop enters the inside of the mounting groove 37, the filter screen 38 filters the air-carried fragments, and the fragments generated during the fiber detection are cleared, and the fragments can be avoided to fall everywhere, and the chips can be conveniently cleaned.

Referring to fig. 1 and 2, a driving assembly 42 is disposed on an inner wall of the base plate 1, the driving assembly 42 includes a servo motor 43, a threaded lead screw 44 and a slip ring 45, the servo motor 43 is fixedly mounted on the inner wall of the driving assembly 42, one end of the threaded lead screw 44 is fixedly connected with an output end of the servo motor 43, one end of the threaded lead screw 44 penetrates through the slip ring 45, the top of the slip ring 45 is fixedly connected with the bottom of the bearing platform 2, the outer walls of the two sides of the bearing platform 2 are provided with slide blocks 47, the outer wall of each slide block 47 is provided with a connecting plate 48, the top of each connecting plate 48 is provided with a plurality of groups of threaded rings 49, the inner wall of each threaded ring 49 is provided with a positioning bolt 50 in a penetrating way, the top of the bottom plate 1 is symmetrically provided with sliding rods 46, one end of each sliding rod 46 is arranged in each slide block 47 in a penetrating way, when the distance between the fixed platform 4 and the sliding seat 3 is adjusted, the output end of the servo motor 43 is rotated to drive the threaded lead screw 44 to rotate, when the threaded lead screw 44 rotates, the sliding ring 45 drives the position of the bearing platform 2 to slide, when the position of the bearing platform 2 moves, the sliding block 47 is driven to horizontally slide on the outer wall of the sliding rod 46, so that the bearing platform 2 can be guided, after the position of the load-bearing table 2 is adjusted, the positioning bolt 50 is turned, the position of the positioning bolt 50 is moved by the screw ring 49, one end of the positioning bolt 50 is fixed to the outer wall of the slide bar 46, the position of the connecting plate 48 is positioned, and further the position of the bearing platform 2 is positioned, so as to achieve the purpose of adjusting the distance between the two groups of winding wheels 5, can adjust the interval between the winding wheel 5 of fixed station 4 and sliding seat 3 top according to the fibrous material of equidimension not, make winding wheel 5 can twine the fibrous material of different length fixedly, and then can reduce fibrous material's waste.

A method of using an undamaged fiber material holding device comprising:

s1, when a detection device is used for detecting fiber materials, two ends of the fiber materials to be detected are respectively wound on the outer walls of a winding wheel 5 arranged above a sliding seat 3 and a fixed table 4, the diameter sizes of the winding wheel 5 are different, a small circle or a large circle can be selected for winding according to actual requirements, the fiber materials with strength to be detected are wound on the outer wall of the winding wheel 5, a first air pump 6 is enabled to work to generate air pressure, the air pressure enters an air supply pipe 8 and then enters a sliding chute 9 through an air inlet pipe 10, the position of a first piston 11 is enabled to move, when the position of the first piston 11 moves, the position of a plate 14 is enabled to move through a driving rod 12, when the position of the plate 14 moves, the fiber materials wound on the outer wall of the winding wheel 5 can be pushed, the diameter of the winding wheel 5 is gradually increased, the fixing tightness of the fiber materials is increased, the purpose of improving the fixing tightness of the fiber materials is achieved, and when equipment is used for clamping and nondestructive detection of the fiber materials, the wound fiber materials can be prevented from loosening and falling;

s2, after the detected fiber materials are wound on the outer wall of the winding wheel 5, in order to prevent the wound fiber materials from slipping, the second air pump 7 is enabled to work to generate air pressure, the air pressure enters the air conveying pipe 20 through the air pressure and then enters the sealing pipe 21 through the air inlet head 22, the air pressure can push the position of the second piston 23 to move after entering the sealing pipe 21, the position of the plate body 27 is driven to move through the connecting rod 26 when the position of the second piston 23 moves, the position of the limiting block 28 is driven to move when the position of the plate body 27 moves, after the outer wall of the limiting block 28 moves to the outer wall of the winding wheel 5, fibers can be clamped between the winding wheel 5 and the limiting block 28, the wound fiber materials are limited, the purpose of fixing the fiber materials to be detected is achieved, and when the fiber materials are tested, the fiber materials can be prevented from slipping from the outer wall of the clamping device;

s3, after the fiber material is fixed on the outer wall of the clamping device, when the strength of the fiber material is detected, the telescopic rod 32 works, the detection component 34 drives the sliding plate 33 to move, the sliding seat 3 horizontally slides when the sliding plate 33 moves, when the sliding seat 3 moves, the fiber material is pulled by the winding wheel 5 to move, the fixed table 4 is fixed and can pull the fiber material, the strength of the fiber material can be detected by the detection component 34, broken chips during fiber detection can be removed after the fiber material is detected, the air in the installation groove 37 is extracted by the air exhaust fan 41 through the ventilation groove 39, the air in the installation groove 37 flows, the square groove 36 generates suction, when the square groove 36 generates suction, the falling chips are absorbed, the chips enter the square groove 36 and then slide and fall into the installation groove 37, the filter screen 38 filters the chips carried by the air, the purpose of removing the chips generated during fiber detection is achieved, the falling chips can be avoided, and the chips can be conveniently swept everywhere;

s4, when fixing and detecting fiber materials, in order to meet the requirements of different fiber lengths, when the distance between the fixed platform 4 and the sliding seat 3 can be adjusted, the output end of the servo motor 43 rotates to drive the threaded screw rod 44 to rotate, the sliding ring 45 drives the position of the bearing platform 2 to slide when the threaded screw rod 44 rotates, the sliding block 47 is driven to horizontally slide on the outer wall of the sliding rod 46 when the position of the bearing platform 2 moves, the bearing platform 2 can be further guided, after the position of the bearing platform 2 is adjusted, the positioning bolt 50 is rotated, the position of the positioning bolt 50 moves through the threaded ring 49, after one end of the positioning bolt 50 is fixed with the outer wall of the sliding rod 46, the position of the connecting plate 48 is positioned, the position of the bearing platform 2 is further positioned, the purpose of adjusting the distance between the two groups of winding wheels 5 is achieved, the distance between the fixed platform 4 and the winding wheels 5 above the sliding seat 3 can be adjusted according to the fiber materials with different sizes, the winding wheels 5 can wind and fix the fiber materials with different lengths, and further reduce the waste of the fiber materials.

In step S1, the method further includes the steps of:

s11, when the first piston 11 moves to push the plate 14 to move, the limiting rod 18 slides in the limiting groove 16 to guide the first piston 11, when the plate 14 needs to be reset, the first air pump 6 stops working, the second spring 13 resets to push the first piston 11 to reset, the first spring 17 resets to enable the first piston 11 to reset through the limiting rod 18, and when the first piston 11 resets, the plate 14 is driven to reset, so that the expanded diameter of the winding wheel 5 can be reset;

in step S2, the method further includes the steps of:

s21, when the position of the plate 27 moves, the sliding block 29 is driven to horizontally slide on the outer wall of the guide rod 30, the plate 27 can be guided by the sliding block 29, the plate 27 is horizontally slid, the sealing block 25 seals the space where the second piston 23 is located, and the position of the connecting rod 26, the return spring 31 and the third spring 24 can be matched to return the second piston 23.

The working principle is that when a detection device is used for detecting fiber materials, two ends of the fiber materials to be detected are respectively wound on the outer walls of a sliding seat 3 and a winding wheel 5 arranged above a fixed table 4, the diameter size of the winding wheel 5 is different, small circles or large circles can be selected to be wound according to actual requirements, the fiber materials with the strength to be detected are wound on the outer wall of the winding wheel 5, a first air pump 6 is enabled to work to generate air pressure, the air pressure enters the air supply pipe 8 and then enters the sliding groove 9 through an air inlet pipe 10, the position of a first piston 11 is enabled to move, when the position of the first piston 11 moves, the position of a plate 14 is enabled to move through a driving rod 12, when the position of the plate 14 moves, the fiber materials wound on the outer wall of the winding wheel 5 can be pushed, the diameter of the winding wheel 5 is enabled to gradually increase the fixing tightness of the fiber materials, the purpose of improving the clamping tightness of the fixed fiber material is achieved, when the fiber material is subjected to nondestructive clamping detection by using equipment, the winding fiber material can be prevented from loosening and falling, after the detected fiber material is wound on the outer wall of the winding wheel 5, in order to prevent the winding fiber material from slipping, the second air pump 7 is enabled to work to generate air pressure, the air pressure enters the air pipe 20 through the air pressure and enters the inside of the sealing pipe 21 through the air inlet head 22, the air pressure can push the position of the second piston 23 to move after entering the inside of the sealing pipe 21, the position of the plate body 27 is driven to move through the connecting rod 26 when the position of the second piston 23 moves, the position of the limiting block 28 is driven to move when the position of the plate body 27 moves, after the outer wall of the limiting block 28 moves to the outer wall of the winding wheel 5, the fiber can be clamped between the winding wheel 5 and the limiting block 28, the winding fiber material is limited, the purpose of fixing the fiber material to be detected is achieved, when the fiber material is tested, the fiber material can be prevented from slipping and falling off from the outer wall of the clamping device, after the fiber material is fixed on the outer wall of the clamping device, when the strength of the fiber material is detected, the telescopic rod 32 is enabled to work, the position of the sliding plate 33 is driven by the detection component 34 to move, the sliding seat 3 is enabled to horizontally slide when the position of the sliding plate 33 moves, when the position of the sliding seat 3 moves, the fiber material is pulled by the winding wheel 5 to move, the fixed table 4 is fixed in position and can be pulled to move the fiber material, further, the strength of the fiber material can be detected by the detection component 34, after the material fiber is detected, broken scraps during fiber detection are removed, the air suction fan 41 is used for extracting air in the mounting groove 37 through the ventilation groove 39 during working, so that the air in the mounting groove 37 flows, the square groove 36 generates suction force, when the square groove 36 generates suction force, the dropped chips are sucked, the chips slide and drop into the mounting groove 37 after entering the square groove 36, the filter screen 38 filters the chips carried by the air, the purpose of clearing the chips generated during fiber detection is achieved, the chips can be prevented from falling everywhere and can be cleaned conveniently, in order to meet the requirements of different fiber lengths, when the distance between the fixed table 4 and the sliding seat 3 is adjusted, the output end of the servo motor 43 is rotated to drive the threaded screw rod 44 to rotate, when the threaded screw rod 44 rotates, the sliding ring 45 drives the position of the bearing table 2 to slide, when the position of the bearing table 2 moves, the sliding block 47 is driven to be at the horizontal sliding position of the outer wall of the sliding rod 46, and then can lead to bearing platform 2, after the position adjustment with bearing platform 2, rotate positioning bolt 50, make positioning bolt 50's position remove through threaded ring 49, positioning bolt 50's one end and the outer wall of slide bar 46 are fixed the back, fix a position connecting plate 48's position, and then fix a position bearing platform 2's position, reach the purpose of adjusting the interval between two sets of winding wheels 5, can adjust the interval between the winding wheel 5 of fixed station 4 and slide block 3 top according to the fibrous material of different sizes, make winding wheel 5 can twine the fibrous material of different length fixedly, and then can reduce fibrous material's waste.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (10)

1. An undamaged fiber material clamping device, comprising:

the device comprises a base plate (1), wherein a bearing table (2) is arranged at the top of the base plate (1), a fixed table (4) is arranged at the top of the base plate (1), a sliding seat (3) is arranged at the top of the bearing table (2), and winding wheels (5) are arranged at the tops of the sliding seat (3) and the fixed table (4);

the outer wall of bearing platform (2) is provided with first air pump (6), the inner wall of winding wheel (5) is provided with air supply pipe (8), and the output sealing connection of the one end of air supply pipe (8) and first air pump (6), the inner wall of winding wheel (5) is provided with multiunit spout (9), spout (9) are including intake pipe (10), first piston (11), actuating lever (12) and plate (14), intake pipe (10) set up the one end in spout (9), first piston (11) set up the inner wall in spout (9), the outer wall of first piston (11) is connected with actuating lever (12), the one end of actuating lever (12) is connected with plate (14).

2. An undamaged fibre material gripping device as claimed in claim 1, characterised in that: the inner wall of spout (9) is provided with spacing (15), spacing groove (16) are installed to the inner wall symmetry of spacing (15), first spring (17) are installed to the inner wall of spacing groove (16), the one end fixedly connected with gag lever post (18) of first spring (17), and the one end of gag lever post (18) and the outer wall fixed connection of first piston (11), the outer wall fixedly connected with second spring (13) of first piston (11), and the inside at second spring (13) is worn to establish by the one end of actuating lever (12).

3. An undamaged fibre material gripping device as claimed in claim 1, characterised in that: the outer wall of bearing platform (2) is provided with second air pump (7), the top of winding wheel (5) is connected with spacing subassembly (19), spacing subassembly (19) include gas-supply pipe (20), sealed tube (21) and plate body (27), gas-supply pipe (20) set up the inner wall at spacing subassembly (19), the inner wall symmetry of spacing subassembly (19) is provided with two sets of sealed tube (21), the inner wall of sealed tube (21) is provided with inlet head (22), and the input of inlet head (22) and the output sealing connection of gas-supply pipe (20), the inner wall of sealed tube (21) is provided with second piston (23), the outer wall fixedly connected with third spring (24) of second piston (23), and the one end of third spring (24) and the one end fixed connection of sealed tube (21), the inner wall of sealed tube (21) is provided with sealed piece (25), connecting rod (26) are worn to be equipped with by the inner wall of sealed piece (25), and the one end of connecting rod (26) is connected with the outer wall of second piston (23), the other end of connecting rod (26) is connected with stopper (27), the one end fixed connection of plate body (28) is connected with stopper (28).

4. A non-destructive gripping device for fibrous material according to claim 3, characterised in that: the inner wall symmetry of sealed tube (21) is provided with guide arm (30), and sliding block (29) are installed to the outer wall symmetry of plate body (27), and the inside of wearing to establish at sliding block (29) to the one end of guide arm (30), and the outer wall fixedly connected with reset spring (31) of sliding block (29), and the outer wall fixed connection of the other end of reset spring (31) and sealed piece (25).

5. A non-destructive gripping device for fibrous materials according to any of claims 1-4, characterised in that: two bisymmetry installations of winding wheel (5), and the diameter variation in size of the winding wheel (5) of two bisymmetry installations, spout (9) are located one side of air supply pipe (8), the one end of intake pipe (10) and the outer wall fixed connection of air supply pipe (8), the appearance of spacing groove (16) is rectangular form, one end and spacing frame (15) fixed connection, the one end of air supply pipe (20) and the output end sealing connection of second air pump (7), the one end of guide arm (30) and the outer wall fixed connection of seal block (25).

6. An undamaged fibre material gripping device as claimed in claim 1, characterised in that: the inner wall of bearing platform (2) is provided with telescopic link (32), the one end fixedly connected with detection component (34) of telescopic link (32), the outer wall of detection component (34) and the outer wall fixed connection of sliding plate (33), the top of sliding plate (33) and the bottom fixed connection of sliding seat (3).

7. An undamaged fibre material gripping device as claimed in claim 1, characterised in that: the inner wall of bottom plate (1) is inlayed and is installed frame (35), square groove (36) are installed in proper order to the top of frame (35), the bottom in square groove (36) is connected with mounting groove (37), the inner wall of mounting groove (37) is provided with filter screen (38), the bottom of mounting groove (37) is connected with ventilation groove (39), the bottom of frame (35) is connected with mounting bracket (40), the inner wall of mounting bracket (40) is provided with air exhaust fan (41), and the input of air exhaust fan (41) and the bottom sealing connection of mounting groove (37).

8. An undamaged fibre material gripping device as claimed in claim 7, characterised in that: the inner wall of bottom plate (1) is provided with drive assembly (42), drive assembly (42) include servo motor (43), screw lead screw (44) and sliding ring (45), servo motor (43) fixed mounting is at the inner wall of drive assembly (42), the one end of screw lead screw (44) and the output fixed connection of servo motor (43), the inside at sliding ring (45) is worn to establish by the one end of screw lead screw (44), and the bottom fixed connection of the top of sliding ring (45) and bearing platform (2), slider (47) are installed to the both sides outer wall of bearing platform (2), connecting plate (48) are installed to the outer wall of slider (47), the top of connecting plate (48) is provided with multiunit screw ring (49), positioning bolt (50) are worn to be equipped with by the inner wall of screw ring (49), the top symmetry of bottom plate (1) is provided with slide bar (46), and the inside at slider (47) is worn to establish by the one end of slide bar (46).

9. A method of using a device for holding fibrous material without damage, the device being adapted for use in a device for holding fibrous material according to any one of claims 1 to 8, the method comprising:

s1, when a detection device is used for detecting fiber materials, two ends of the fiber materials to be detected are respectively wound on the outer walls of a sliding seat (3) and a winding wheel (5) arranged above a fixed table (4), the diameter sizes of the winding wheel (5) are different, small circles or large circles can be selected for winding according to actual needs, after the fiber materials with the strength to be detected are wound on the outer wall of the winding wheel (5), a first air pump (6) works to generate air pressure, after the air pressure enters the air supply pipe (8), the air pressure enters the inside of a sliding groove (9) through an air inlet pipe (10), the position of a first piston (11) can be moved, when the position of the first piston (11) is moved, the position of a plate block (14) is moved through a driving rod (12), the fiber materials wound on the outer wall of the winding wheel (5) can be pushed when the position of the plate block (14) is moved, the diameter of the winding wheel (5) is gradually increased, the fixed tight holding degree of the fiber materials is increased, the purpose of improving the fixed fiber material clamping tightness is achieved, when the fiber materials are undamaged, the fiber materials can be detected, and the fiber materials can be prevented from falling and the fiber materials can be loosened when the fiber materials are detected;

s2, after the detected fiber materials are wound on the outer wall of the winding wheel (5), in order to prevent the wound fiber materials from slipping, the second air pump (7) is enabled to work to generate air pressure, the air pressure enters the air conveying pipe (20) through the air pressure and then enters the sealing pipe (21) through the air inlet head (22), the air pressure can push the position of the second piston (23) to move after entering the sealing pipe (21), the position of the second piston (23) moves when moving, the connecting rod (26) drives the plate body (27) to move, the position of the limiting block (28) is driven to move when moving, after the outer wall of the limiting block (28) moves to the outer wall of the winding wheel (5), fibers can be clamped between the winding wheel (5) and the limiting block (28), the wound fiber materials are limited, the purpose of fixing the detected fiber materials is achieved, and when the fiber materials are tested, the fiber materials can be prevented from slipping and falling off from the outer wall of the clamping device;

s3, after the fiber material is fixed on the outer wall of the clamping device, when the strength of the fiber material is detected, the telescopic rod (32) works to drive the sliding plate (33) to move through the detection component (34), the sliding plate (33) moves to enable the sliding seat (3) to horizontally slide, when the sliding seat (3) moves, the fiber material is pulled through the winding wheel (5) to move, the fixing table (4) is fixed and cannot move, the fiber material can be pulled, the strength of the fiber material can be detected through the detection component (34), after the fiber material is detected, broken chips during fiber detection are removed, the suction fan (41) works to suck air inside the mounting groove (37) through the ventilation groove (39), the air inside the mounting groove (37) flows, the square groove (36) generates square suction, when the suction force is generated by the suction fan (36), the fallen chips are sucked, after the chips enter the square groove (36), the sliding air falls into the mounting groove (37), the air can be filtered by the filter screen (38), and the chips can be conveniently cleaned when the chips are carried;

s4, when fixing and detecting fiber materials, in order to meet the requirements of different fiber lengths, when the distance between the fixing table (4) and the sliding seat (3) is adjusted, the output end of the servo motor (43) is rotated to drive the threaded screw rod (44) to rotate, the sliding ring (45) drives the position of the bearing table (2) to slide when the threaded screw rod (44) rotates, the position of the bearing table (2) moves to drive the sliding block (47) to horizontally slide at the outer wall of the sliding rod (46), further the bearing table (2) can be guided, after the position of the bearing table (2) is adjusted, the positioning bolt (50) is rotated, the position of the positioning bolt (50) is moved through the threaded ring (49), after one end of the positioning bolt (50) is fixed with the outer wall of the sliding rod (46), the position of the connecting plate (48) is positioned, further the position of the bearing table (2) is positioned, the purpose of adjusting the distance between the two groups of winding wheels (5) is achieved, the distance between the fixing table (4) and the sliding seat (3) can be adjusted according to the fiber materials with different sizes, further, the waste of the distance between the fixing wheels (5) above the fixing table (3) can be reduced, and the waste of the fiber materials can be reduced.

10. The method for using the nondestructive fiber material clamping device according to claim 9, wherein in the step S1, the method further comprises the following steps:

s11, when the first piston (11) moves to push the plate (14) to move, the limiting rod (18) slides in the limiting groove (16) to guide the first piston (11), when the plate (14) needs to be reset, the first air pump (6) stops working, the second spring (13) resets to push the first piston (11) to reset, the first spring (17) resets to enable the first piston (11) to reset through the limiting rod (18), when the first piston (11) resets, the plate (14) is driven to reset, and the expanded diameter of the winding wheel (5) can reset;

in step S2, the method further includes the steps of:

s21, when the plate body (27) moves, the sliding block (29) is driven to horizontally slide at the outer wall of the guide rod (30), the plate body (27) can be guided through the sliding block (29), the plate body (27) horizontally slides, the sealing block (25) seals the space where the second piston (23) is located, meanwhile, the connecting rod (26) can be located, and the return spring (31) is matched with the third spring (24) to enable the second piston (23) to return.

Images