Unwinding mechanism of two-for-one twister

Abstract

The utility model discloses a two-for-one twister backing-off mechanism which comprises a base, a double-end servo motor is fixedly installed in the base, transmission rods are fixed to the two ends of an output shaft of the double-end servo motor respectively, a sleeve is arranged on the outer wall of each transmission rod in a sleeved mode, and a positioning arm is fixedly connected to the upper surface of each sleeve. The sleeve is movably installed on the inner wall of the upper end of the positioning arm, an adjusting rod is movably arranged on the inner wall of the sleeve, a gear is fixedly connected to the outer wall of the end of the adjusting rod, a limiting mechanism is arranged on the outer wall of the end, on the side of the gear, of the sleeve, and a clamping cylinder is fixedly installed on the outer wall of the end, away from the limiting mechanism, of the sleeve; a bobbin is slidably mounted on the outer wall of the clamping cylinder; and the mounting rod is rotationally connected to the end face of the adjusting rod. According to the unwinding mechanism of the two-for-one twister, the mounting firmness of the bobbin is fully improved, so that the bobbin stably rotates to unwind yarns.

Description

Technical Field

[0001] The utility model relates to the technical field of two-for-one twister accessories, in particular to an unwinding mechanism for a two-for-one twister. Background Art

[0002] In actual use, the existing unwinding mechanism of the two-for-one twister pushes the extrusion plate through the spring so that the extrusion plate fits the inner wall of the bobbin to improve the firmness of the bobbin installation, which easily affects the stability of the bobbin rotation.

[0003] For example, the unwinding mechanism of the two-for-one twister with publication number CN218779088U and authorization announcement date 20230331, has a base, a fixed plate is fixed on one side of the top of the base, a movable plate is slidably connected to the side of the top of the base away from the fixed plate, and a guide rod is passed through the outside of the bottom of the movable plate, and the bottom of the guide rod is fixedly connected to the top of the base, a screw is rotatably connected to the inside of one side of the base, and a moving block is threadedly connected to the outside of the screw, the top of the moving block is fixedly connected to the bottom of the moving plate, and a clamping plate is rotatably installed on the side where the moving plate and the fixed plate are close, and a bobbin is installed between the two clamping plates. The unwinding mechanism of the two-for-one twister in this patent scheme uses a spring to enhance the firmness of the installation of the bobbin, resulting in insufficient firmness of the device lifting, which can easily affect the stability of the bobbin rotation.

[0004] In view of the problems existing in the existing water mist dust suppression devices, it is necessary to provide a new technical solution. Utility Model Content

[0005] The utility model aims to provide an unwinding mechanism for a two-for-one twister, so as to solve the problem in the prior art that the bobbin installation firmness of the existing unwinding mechanism for a two-for-one twister is insufficient, thus easily affecting the rotation stability of the bobbin.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a two-for-one twisting machine unwinding mechanism, comprising:

[0007] A base, wherein a double-headed servo motor is fixedly installed inside the base, transmission rods are fixed at both ends of the output shaft of the double-headed servo motor, a sleeve is sleeved on the outer wall of the transmission rod, and a positioning arm is fixedly connected to the upper surface of the sleeve;

[0008] A sleeve, the sleeve is movably mounted on the inner wall of the upper end of the positioning arm, an adjusting rod is movably arranged on the inner wall of the sleeve, a gear is fixedly connected to the outer wall of the end of the adjusting rod, a limiting mechanism is arranged on the outer wall of the end of the sleeve on the side of the gear, a clamp is fixedly mounted on the outer wall of the end of the sleeve away from the limiting mechanism, and a wire reel is slidably mounted on the outer wall of the clamp;

[0009] A mounting rod, wherein the mounting rod is rotatably connected to the end face of the adjusting rod, the outer wall of the end of the mounting rod is connected through a stabilizing frame and the end face of the sleeve, the outer wall of the stabilizing frame is sleeved with a ring, the outer walls on both sides of the ring are respectively provided with support rods, and the ends of the support rods are movably connected to support rods.

[0010] Preferably, the transmission rod and the base are rotatably connected.

[0011] Preferably, the transmission rod and the sleeve are threadedly connected, and the directions of the threads arranged on the outer wall of the transmission rod are symmetrically arranged about the longitudinal center axis of the double-head servo motor, and the positioning arm and the base are slidably connected.

[0012] Preferably, the sleeve is rotatably arranged with the positioning arm and the adjusting rod respectively.

[0013] Preferably, the limiting mechanism includes a limiting arm, a knob, a tooth plate and a clamping rod, and the limiting arm is fixedly mounted on the end outer wall of the sleeve, and the end of the limiting arm is movably mounted with a knob, and the end of the knob is movably connected with the tooth plate, and at the same time, the outer wall of the tooth plate on the side of the knob is fixedly connected with the clamping rod.

[0014] Preferably, the limit arm and the knob are threadedly connected, and the limit arm and the clamping rod are slidably arranged, and the knob and the toothed plate form a rotating structure, and the toothed plate and the gear are meshed.

[0015] Preferably, the collar and the adjusting rod are threadedly connected, and the collar and the stabilizing frame are slidably arranged, and the stabilizing frame is symmetrically distributed about the transverse center line of the adjusting rod.

[0016] Preferably, both ends of the support rod are rotatably connected to the ring and the support rod respectively, and the support rod and the wire drum are arranged in close proximity, and the support rod and the mounting rod are rotatably arranged.

[0017] Compared with the prior art, the utility model has the following beneficial effects: the unwinding mechanism of the two-for-one twisting machine fully improves the firmness of the installation of the bobbin, so that the bobbin can rotate stably to unwind the yarn;

[0018] The transmission rod is driven by a double-headed servo motor, so that the sleeve drives the positioning arm to move toward each other at the same time, and then the positioning arm drives the clamping cylinder to move and fit the end of the bobbin to limit the bobbin. Next, the ring is moved by rotating the adjusting rod, and then the support rod is driven by the ring to push the support rod to rotate around the mounting rod, so that the support rod fits the bobbin. Then, the bobbin is limited by the support rod and the clamping cylinder, so that the bobbin is installed on the device with increased firmness, which facilitates the stable rotation of the bobbin to unwind the yarn. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the front section structure of the utility model;

[0020] Figure 2 This is a side view structural diagram of the positioning arm of the utility model;

[0021] Figure 3 This is a schematic diagram of the front section structure of the sleeve of the utility model;

[0022] Figure 4 This is a schematic diagram of the side section structure of the tooth plate of the utility model;

[0023] Figure 5 It is a schematic diagram of the side view structure of the sleeve ring of the utility model.

[0024] In the figure: 1. base; 2. double-headed servo motor; 3. transmission rod; 4. sleeve; 5. positioning arm; 6. sleeve; 7. adjustment rod; 8. gear; 9. limit mechanism; 901. limit arm; 902. knob; 903. tooth plate; 904. clamping rod; 10. clamping cylinder; 11. bobbin; 12. mounting rod; 13. stabilizing frame; 14. collar; 15. support rod; 16. support rod. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-5 , the utility model provides a technical solution:

[0027] A two-for-one twister unwinding mechanism, comprising:

[0028] A base 1, a double-headed servo motor 2 is fixedly installed inside the base 1, a transmission rod 3 is fixed at both ends of the output shaft of the double-headed servo motor 2, a sleeve 4 is sleeved on the outer wall of the transmission rod 3, a positioning arm 5 is fixedly connected to the upper surface of the sleeve 4, the transmission rod 3 and the base 1 are rotatably connected, so that the double-headed servo motor 2 can drive the transmission rod 3 to rotate relative to the base 1, the transmission rod 3 and the sleeve 4 are threadedly connected, and the direction of the thread arranged on the outer wall of the transmission rod 3 is symmetrically arranged about the longitudinal center axis of the double-headed servo motor 2, the positioning arm 5 and the base 1 are slidably connected, so that as the transmission rod 3 rotates, the sleeve 4 moves toward or in the opposite direction along the transmission rod 3 at the same time, and as the sleeve 4 moves, the sleeve 4 drives the positioning arm 5 to slide relative to the base 1, so that the positioning arm 5 can drive the clamp 10 to move to clamp and limit the wire reel 11;

[0029] Sleeve 6, sleeve 6 is movably mounted on the inner wall of the upper end of the positioning arm 5, an adjusting rod 7 is movably arranged on the inner wall of the sleeve 6, a gear 8 is fixedly connected to the outer wall of the end of the adjusting rod 7, a limiting mechanism 9 is arranged on the outer wall of the end of the sleeve 6 on the side of the gear 8, a clamping sleeve 10 is fixedly mounted on the outer wall of the end of the sleeve 6 away from the limiting mechanism 9, and a wire reel 11 is slidably mounted on the outer wall of the clamping sleeve 10;

[0030] The mounting rod 12 is rotatably connected to the end face of the adjusting rod 7. The outer wall of the end of the mounting rod 12 is connected to the end face of the sleeve 6 through a stabilizing frame 13. The outer wall of the stabilizing frame 13 is sleeved with a ring 14. The outer walls on both sides of the ring 14 are respectively provided with support rods 15. The ends of the support rods 15 are movably connected with support rods 16.

[0031] In one embodiment, the sleeve 6 is rotatably arranged with the positioning arm 5 and the adjusting rod 7 respectively, so that when the bobbin 11 rotates to unwind the yarn, the bobbin 11 drives the sleeve 6 to rotate relative to the positioning arm 5, and the user can rotate the adjusting rod 7 conveniently.

[0032] In one embodiment, the limiting mechanism 9 includes a limiting arm 901, a knob 902, a tooth plate 903 and a clamping rod 904, and the limiting arm 901 is fixedly mounted on the end outer wall of the sleeve 6, and the end of the limiting arm 901 is movably mounted with a knob 902, and the end of the knob 902 is movably connected with a tooth plate 903, and at the same time, the outer wall of the tooth plate 903 on the side of the knob 902 is fixedly connected with a clamping rod 904, so that the gear 8 can be limited by the limiting mechanism 9, thereby improving the stability of the adjusting rod 7, and preventing the adjusting rod 7 from loosening when the surface device is working.

[0033] In one embodiment, the limit arm 901 and the knob 902 are threadedly connected, and the limit arm 901 and the clamping rod 904 are slidably arranged, and the knob 902 and the tooth plate 903 form a rotating structure, and the tooth plate 903 and the gear 8 are meshed, so that the user can rotate the knob 902 to make the knob 902 move relative to the limit arm 901, thereby driving the tooth plate 903 to move so that the tooth plate 903 meshes with the gear 8 to limit the adjustment rod 7, and as the tooth plate 903 moves, the tooth plate 903 drives the clamping rod 904 to slide relative to the limit arm 901.

[0034] In one of the preferred embodiments, the collar 14 and the adjusting rod 7 are threadedly connected, and the collar 14 and the stabilizing frame 13 are slidably arranged, and the stabilizing frame 13 is symmetrically distributed about the transverse center line of the adjusting rod 7, so that when the adjusting rod 7 rotates, the collar 14 moves along the adjusting rod 7 and the stabilizing frame 13.

[0035] In one of the preferred embodiments, the two ends of the support rod 15 are rotatably connected to the ring 14 and the support rod 16 respectively, and the support rod 16 and the bobbin 11 are arranged in close proximity, and the support rod 16 and the mounting rod 12 are rotatably arranged, so that as the ring 14 moves, the ring 14 drives the support rod 15, so that the support rod 15 pushes the support rod 16 to rotate around the mounting rod 12, thereby allowing the support rod 16 to fit the bobbin 11 and improve the firmness of the bobbin 11 installed on the device.

[0036] The working principle of the utility model is as follows: when using the unwinding mechanism of the two-for-one twisting machine, first Figure 1-5 As shown, the user installs the device on the two-for-one twister, and then the user sets one end of the bobbin 11 on the clamping cylinder 10 on one side, and then the user starts the double-head servo motor 2, and then the double-head servo motor 2 drives the transmission rod 3 to rotate, and then the sleeve 4 moves toward each other along the transmission rod 3 at the same time, and then the sleeve 4 drives the positioning arm 5 to slide relative to the base 1, and the positioning arm 5 drives the clamping cylinder 10 to move, and then with the continuous rotation of the transmission rod 3, the clamping cylinder 10 finally moves to insert the two ends of the bobbin 11 respectively to install the bobbin 11, and then the user pinches the sleeve 6 with one hand and rotates the adjusting rod 7 with the other hand, and then the ring 14 moves along the adjusting rod 7 and the stabilizing frame 13, and then the ring 14 rotates relative to one end of the support rod 15 and drives one end of the support rod 15 to move, and at the same time, the other end of the support rod 15 rotates relative to the support rod 16 and drives the support rod 16 to move. The support rod 16 rotates around the mounting rod 12, and then the support rod 16 moves to fit the bobbin 11. Then the user rotates the knob 902, and then the knob 902 pushes the tooth plate 903 to move so that the tooth plate 903 engages with the gear 8, and as the tooth plate 903 moves, the tooth plate 903 drives the clamping rod 904 to slide relative to the limiting arm 901, thereby completing the limiting of the adjusting rod 7 to prevent the adjusting rod 7 from loosening when the device is working. Similarly, the remaining adjusting rods 7 and the limiting mechanism 9 are operated. Then, at this time, the support rod 16 is close to the inner wall of the installed bobbin 11, thereby fully improving the firmness of the installation of the bobbin 11 and facilitating the stable rotation of the bobbin 11 for work. Then, the yarn on the bobbin 11 is pulled by the equipment, and then the yarn drives the bobbin 11 to rotate. At this time, the bobbin 11 drives the sleeve 6 to rotate relative to the positioning arm 5, thereby unwinding the yarn.

[0037] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A two-for-one twister unwinding mechanism, characterized in that: It includes: A base (1), a double-headed servo motor (2) being fixedly mounted inside the base (1), transmission rods (3) being fixed at both ends of an output shaft of the double-headed servo motor (2), a sleeve (4) being sleeved on the outer wall of the transmission rod (3), and a positioning arm (5) being fixedly connected to the upper surface of the sleeve (4); A sleeve (6), the sleeve (6) being movably mounted on the inner wall of the upper end of the positioning arm (5), an adjusting rod (7) being movably mounted on the inner wall of the sleeve (6), a gear (8) being fixedly connected to the outer wall of the end of the adjusting rod (7), a limiting mechanism (9) being arranged on the outer wall of the end of the sleeve (6) on the side of the gear (8), a clamping sleeve (10) being fixedly mounted on the outer wall of the end of the sleeve (6) away from the limiting mechanism (9), and a wire reel (11) being slidably mounted on the outer wall of the clamping sleeve (10); A mounting rod (12) is rotatably connected to the end face of the adjusting rod (7); the outer wall of the end of the mounting rod (12) is connected to the end face of the sleeve (6) via a stabilizing frame (13); the outer wall of the stabilizing frame (13) is sleeved with a collar (14); the outer walls on both sides of the collar (14) are respectively provided with support rods (15); the ends of the support rods (15) are movably connected to support rods (16).

2. The unwinding mechanism of the two-for-one twisting machine according to claim 1, characterized in that: The transmission rod (3) and the base (1) are rotatably connected.

3. The unwinding mechanism of the two-for-one twisting machine according to claim 1, characterized in that: The transmission rod (3) and the sleeve (4) are threadedly connected, and the direction of the thread arranged on the outer wall of the transmission rod (3) is symmetrically arranged about the longitudinal center axis of the double-head servo motor (2), and the positioning arm (5) and the base (1) are slidably connected.

4. The unwinding mechanism of the two-for-one twisting machine according to claim 1, characterized in that: The sleeve (6) is rotatably arranged with the positioning arm (5) and the adjusting rod (7) respectively.

5. The unwinding mechanism of the two-for-one twisting machine according to claim 1, characterized in that: The limiting mechanism (9) comprises a limiting arm (901), a knob (902), a toothed plate (903) and a clamping rod (904), wherein the limiting arm (901) is fixedly mounted on the outer wall of the end of the sleeve (6), and the knob (902) is movably mounted on the end of the limiting arm (901), and the toothed plate (903) is movably connected to the end of the knob (902), and the clamping rod (904) is fixedly connected to the outer wall of the toothed plate (903) on the side of the knob (902).

6. The unwinding mechanism of the two-for-one twisting machine according to claim 5, characterized in that: The limit arm (901) and the knob (902) are threadedly connected, the limit arm (901) and the clamping rod (904) are slidably arranged, the knob (902) and the toothed plate (903) form a rotating structure, and the toothed plate (903) and the gear (8) are meshed.

7. The unwinding mechanism of the two-for-one twisting machine according to claim 1, characterized in that: The collar (14) and the adjusting rod (7) are threadedly connected, and the collar (14) and the stabilizing frame (13) are slidably arranged, and the stabilizing frame (13) is symmetrically distributed about a transverse center line of the adjusting rod (7).

8. The unwinding mechanism of the two-for-one twisting machine according to claim 1, characterized in that: The two ends of the support rod (15) are rotatably connected to the collar (14) and the support rod (16), respectively, and the support rod (16) and the bobbin (11) are arranged in close contact, and the support rod (16) and the mounting rod (12) are rotatably arranged.

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