Spiral net monofilament tension constant and uniform unwinding device
Technical Field
The invention belongs to the technical field of machine manufacturing, and particularly relates to a spiral net monofilament tension constant and uniform unwinding device.
Background
Spiral net monofilament is in the use, need the backing-off, traditional user mode, the monofilament is because spiral net monofilament of winding on the storage silk section of thick bamboo is inhomogeneous when backing-off, cause under the same condition of angular velocity, the spiral net monofilament that is located the outside releases longer in the unit interval, the spiral net linear velocity that is located inboard is less, the spiral net monofilament length that causes the release in the unit interval is less than the length that the spiral net monofilament in the outside released, so suddenly fast suddenly slow when leading to backing-off, the speed of being qualified for the next round of competitions is inconsistent, can not guarantee the tensile uniformity of monofilament when backing-off, sometimes because of the reason of the monofilament bobbin, the backing-off is not smooth, still can cause wearing and tearing to spiral net monofilament, strain, and then influence the quality of product.
Disclosure of Invention
The invention aims to solve the problem of inconsistent tension caused by inconsistent outlet speed during unwinding of a spiral net, and provides a device for unwinding spiral net monofilaments with constant and uniform tension.
In order to achieve the purpose, the invention adopts the following technical scheme:
a constant and uniform tension unwinding device for spiral net monofilaments, comprising: the support still includes: the wire storage barrel, the first transition guide wheel, the second transition guide wheel and the guide barrel are movably arranged on the support, the wire storage barrel, the first transition guide wheel, the second transition guide wheel and the guide barrel are axially parallel to each other, the wire storage barrel, the first transition guide wheel, the second transition guide wheel and the guide barrel can rotate around the axes of the wire storage barrel, the first transition guide wheel and the second transition guide wheel are arranged between the wire storage barrel and the guide barrel, a tension adjusting mechanism is arranged between the first transition guide wheel and the second transition guide wheel, spiral net monofilaments are wound on the wire storage barrel, one ends of the spiral net monofilaments are wound on the wire storage barrel, and the other ends of the spiral net monofilaments are connected with a wire drawing mechanism through the first transition guide wheel, the tension adjusting mechanism, the second transition guide wheel and the guide barrel;
the tension adjusting mechanism comprises a self-adjusting component and a manual adjusting component, the self-adjusting component is used for automatically adjusting the tension and the wire outlet speed of the spiral net monofilament, and the manual adjusting component is used for manually adjusting the tension and the wire outlet speed of the spiral net monofilament;
the self-adjusting component comprises a guide wheel which is abutted against the spiral net monofilament, the axial direction of the guide wheel is parallel to the axial direction of the first transition guide wheel, the guide wheel is arranged between the first transition guide wheel and the second transition guide wheel, the guide wheel coaxially penetrates through a movable rotating shaft, connecting plates are arranged at two ends of the movable rotating shaft, sliding rods which vertically extend downwards are arranged on the bottom surfaces of the two connecting plates, sleeves are coaxially sleeved outside the sliding rods, and a contact plate matched with the inner cavities of the sleeves is coaxially sleeved outside the sliding rods, the outside of the sliding rod is sleeved with a spiral spring which is positioned in the inner cavity of the sleeve, one end of the spiral spring is abutted against the bottom of the inner cavity of the sleeve, the other end of the spiral spring is connected with an abutting plate, the bottom surfaces of the two sets of cylinders are provided with the same square frame, the square frame is vertically arranged on the support, and the bottom end of the sliding rod penetrates through the wall thickness of the square frame and extends to the inner cavity of the square frame;
the manual regulation component including seting up the screw hole in square frame inner chamber bottom center department, the screw hole runs through square frame and support wall thickness, the downthehole matching of screw thread is provided with the threaded rod, the coaxial turning handle that is provided with in threaded rod bottom, the threaded rod top is provided with the slide that the level was arranged, threaded rod and slide swing joint, square frame inner chamber left and right sides wall portion set up the vertical spout that upwards extends, the slide both ends are matchd and are set up in the spout, the slide top surface be provided with two touch-sensitive poles that support that correspond with two slide bars, two are supported the vertical arrangement of touch-sensitive pole.
Preferably, the diameter of the interference rod is equal to that of the sliding rod.
Preferably, the top end of the abutting rod is detachably connected with the bottom end of the sliding rod through a magic tape.
Compared with the prior art, the invention provides a spiral net monofilament tension constant and uniform unwinding device, which has the following beneficial effects:
1. the invention makes the spiral spring in compression state and stores elastic potential energy under the tension of the spiral net monofilament in initial state, the wire drawing mechanism pulls the spiral net monofilament to move, the wire storage cylinder starts to release the spiral net monofilament, when the paying-off speed of the wire storage cylinder is accelerated, the tension on the spiral net monofilament is reduced, the spiral net monofilament becomes loose, at the same time, the elastic potential energy of the spiral spring is released, the elastic force of the spiral spring pushes the touch plate to move upwards, the touch plate drives the slide rod to move upwards, the slide rod drives the guide wheel to move upwards through the connecting plate and the movable rotating shaft, the guide wheel drives the spiral net monofilament to move upwards, the tension of the spiral net monofilament is gradually increased, thereby avoiding unsmooth operation caused by the excessive loose spiral net monofilament, when the paying-off speed of the wire storage cylinder is slowed down, the spiral net monofilament discharged in unit time is shorter, the tension of the spiral net monofilament is larger at the moment, the guide wheel, the guide wheel drives the slide bar to move downwards through the movable rotating shaft and the connecting plate, the slide bar extrudes the spiral spring through the abutting plate, spiral net monofilaments between the silk storage cylinder and the guide cylinder are shortened, the tension of the spiral net monofilaments at the moment is reduced and gradually recovers to a normal value, the spiral net monofilaments between the silk storage cylinder and the guide cylinder are tensioned and adjusted by the spiral net monofilaments between the first transition guide wheel and the second transition guide wheel through changing the length, when the outgoing line speed is increased, redundant spiral net monofilaments are added to the first transition guide wheel and the second transition guide wheel, when the outgoing line speed is reduced, the missing spiral net monofilaments are complemented by the spiral net monofilaments between the first transition guide wheel and the second transition guide wheel, and the same outgoing line speed is ensured.
2. According to the invention, the threaded rod is driven to rotate by rotating the handle, the threaded rod moves upwards while rotating, the threaded rod drives the sliding plate to move upwards, the sliding plate pushes against the bottom of the sliding rod through the abutting rod and drives the sliding rod to move upwards, the sliding rod drives the guide wheel to move upwards, and the tension of the spiral net monofilament is increased.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of the tension adjustment mechanism of the present invention;
FIG. 4 is a schematic view of the tension adjustment mechanism of the present invention;
FIG. 5 is a partial cross-sectional view of the self-adjusting member of the present invention;
FIG. 6 is a schematic view of the self-adjusting member of the present invention;
FIG. 7 is a schematic diagram of a square frame structure according to the present invention;
fig. 8 is a schematic structural view of a manual adjustment member of the present invention.
The reference numbers in the figures illustrate:
10. a wire storage barrel; 20. spiral mesh monofilaments; 30. a first transition guide wheel; 40. a tension adjustment mechanism; 410. a self-adjusting member; 411. a guide wheel; 412. a movable rotating shaft; 413. a connecting plate; 414. a slide bar; 415. a sleeve; 416. a square frame; 417. a touch plate; 418. a coil spring; 420. a manual adjustment member; 421. a threaded hole; 422. a threaded rod; 423. rotating the handle; 424. a slide plate; 425. a touch bar; 426. a chute; 50. a second transition guide wheel; 60. a guide cylinder; 70. and (4) a bracket.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the mechanism or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
As shown in fig. 1-8, a device for unwinding a spiral net with constant and uniform monofilament tension, comprises: the bracket 70, further includes: the wire storage barrel 10, the first transition guide wheel 30, the second transition guide wheel 50 and the guide barrel 60 are movably arranged on the support 70, the wire storage barrel 10, the first transition guide wheel 30, the second transition guide wheel 50 and the guide barrel 60 are axially parallel to each other, the wire storage barrel 10, the first transition guide wheel 30, the second transition guide wheel 50 and the guide barrel 60 can rotate around the axes of the wire storage barrel 10, the first transition guide wheel 30 and the second transition guide wheel 50 are arranged between the wire storage barrel 10 and the guide barrel 60, the tension adjusting mechanism 40 is arranged between the first transition guide wheel 30 and the second transition guide wheel 50, the spiral net monofilaments 20 are wound on the wire storage barrel 10, one ends of the spiral net monofilaments 20 are wound on the wire storage barrel 10, and the other ends of the spiral net monofilaments 20 are connected with the wire drawing mechanism through the first transition guide wheel 30, the tension adjusting mechanism 40, the second transition guide wheel 50 and the guide barrel 60.
The tension adjusting mechanism 40 comprises a self-adjusting member 410 and a manual adjusting member 420, wherein the self-adjusting member 410 is used for self-adjusting the tension and the line outlet speed of the spiral net monofilaments 20, and the manual adjusting member 420 is used for manually adjusting the tension and the line outlet speed of the spiral net monofilaments 20.
The self-adjusting member 410 comprises a guide wheel 411 abutting against the spiral net monofilament 20, the axial direction of the guide wheel 411 is parallel to the axial direction of the first transition guide wheel 30, the guide wheel 411 is arranged between the first transition guide wheel 30 and the second transition guide wheel 50, a movable rotating shaft 412 coaxially penetrates through the guide wheel 411, two ends of the movable rotating shaft 412 are provided with connecting plates 413, the bottom surfaces of the two connecting plates 413 are provided with vertically downward extending sliding rods 414, sleeves 415 are coaxially sleeved outside the sliding rods 414, abutting plates 417 matched with the inner cavities of the sleeves 415 are coaxially sleeved outside the sliding rods 414, a spiral spring 418 is sleeved outside the sliding rods 414 and is positioned in the inner cavities of the sleeves 415, one end of the spiral spring 418 abuts against the bottom of the inner cavities of the sleeves 415, the other end of the spiral spring 418 is connected with the abutting plates 417, the two sleeves 415 are provided with a same square frame 416 on the bottom surface, and, the bottom end of the sliding rod 414 passes through the wall thickness of the square frame 416 and extends to the inner cavity of the square frame 416; the tension of the spiral net monofilament 20 in the initial state makes the spiral spring 418 in the compressed state and accumulates the elastic potential energy, the wire drawing mechanism pulls the spiral net monofilament 20 to move, the wire storage cylinder 10 starts to release the spiral net monofilament 20, when the paying-off speed of the wire storage cylinder 10 is increased, the tension on the spiral net monofilament 20 is reduced, the spiral net monofilament 20 becomes loose, the elastic potential energy of the spiral spring 418 is released at the same time, the elastic force of the spiral spring 418 pushes the touch plate 417 to move upwards, the touch plate 417 drives the sliding rod 414 to move upwards, the sliding rod 414 drives the guide wheel 411 to move upwards through the connecting plate and the movable rotating shaft 412, the guide wheel 411 drives the spiral net monofilament 20 to move upwards, the tension of the spiral net monofilament 20 is gradually increased, the problem that the spiral net monofilament 20 is too loose to cause unsmooth operation is avoided, when the paying-off speed of the wire storage cylinder 10 is reduced, the spiral net monofilament 20 paid off in, at this time, the spiral net monofilament 20 has a larger tension, at this time, the guide wheel 411 is pushed to move downwards under the tension of the spiral net monofilament 20, the guide wheel 411 drives the slide rod 414 to move downwards through the movable rotating shaft 412 and the connecting plate 413, the slide rod 414 presses the spiral spring 418 through the contact plate 417, the spiral net monofilament 20 between the storage cylinder 10 and the guide cylinder 60 becomes shorter, at this time, the tension of the spiral net monofilament 20 becomes smaller and gradually returns to a normal value, the spiral net monofilament 20 between the storage cylinder 10 and the guide cylinder 60 is tensioned and adjusted by changing the length of the spiral net monofilament 20 between the first transition guide wheel 30 and the second transition guide wheel 50, when the outgoing speed becomes higher, the excess spiral net monofilament 20 is applied to the first transition guide wheel 30 and the second transition guide wheel 50, when the outgoing speed becomes lower, the missing spiral net monofilament 20 is complemented by the spiral net monofilament 20 between the first transition guide wheel 30 and the second transition guide wheel 50, ensuring the same wire outlet speed.
The manual adjusting member 420 comprises a threaded hole 421 formed in the center of the bottom of the inner cavity of the square frame 416, the threaded hole 421 penetrates through the square frame 416 and the wall thickness of the support 70, a threaded rod 422 is arranged in the threaded hole 421 in a matching manner, a rotating handle 423 is coaxially arranged at the bottom end of the threaded rod 422, a sliding plate 424 horizontally arranged is arranged at the top end of the threaded rod 422, the threaded rod 422 is movably connected with the sliding plate 424, a sliding groove 426 vertically extending upwards is formed in the left side wall and the right side wall of the inner cavity of the square frame 416, two ends of the sliding plate 424 are arranged in the sliding groove 426 in a matching manner, two touch rods 425 corresponding to the two sliding rods 414 are arranged on; the handle 423 is rotated to drive the threaded rod 422 to rotate, the threaded rod 422 moves upwards while rotating, the threaded rod 422 drives the sliding plate 424 to move upwards, the sliding plate 424 props against the bottom of the sliding rod 414 through the touch rod 425 and drives the touch sliding rod 414 to move upwards, the sliding rod 414 drives the guide wheel 411 to move upwards, and the tension of the spiral net monofilament 20 is increased.
More perfectly, said feeler lever 425 has a diameter equal to that of the sliding rod 414.
More perfectly, in order to manually adjust the spiral net monofilament 20 loose, the top end of the touch rod 425 is detachably connected with the bottom end of the sliding rod 414, specifically, connected through a magic tape; the helical net monofilament 20 is loosened by the downward movement of the sliding rod 414 by the abutting rod 425.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.