Automatic spun yarn doffer

Abstract

The utility model discloses an automatic spun yarn doffer, which relates to the technical field of spinning frames and comprises a frame, a receiving mechanism is arranged on the upper portion of the frame and used for receiving spun yarn bobbins, and the receiving mechanism comprises a driving component, a first electric push rod, a second electric push rod, a first driving component and a second driving component, and the driving component is arranged on the top of the frame and comprises a second electric push rod fixedly mounted on the lower wall of the top of the frame. A sliding seat is fixedly connected to the tail end of the push rod connected to the end of the first electric push rod, a second electric push rod is fixedly installed on the lower portion of the sliding seat, and a connecting frame is fixedly connected to the tail end of the push rod connected to the end of the second electric push rod; the supporting and clamping assembly is arranged on one side of the connecting frame and used for supporting and clamping the spun yarn barrel; the pressure adjusting assembly is arranged on the inner side of the supporting and clamping assembly and used for maintaining the internal air pressure of the supporting and clamping assembly, and the receiving and taking mechanism is designed, so that the problems that impact force generated in the previous automatic doffing process still has small-degree collision, and the quality of finished products is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of spinning machines, in particular to an automatic spinning doffing machine. Background Art

[0002] As an important equipment in the textile industry, the doffing process of the spinning frame is of great significance for improving production efficiency, reducing manual operations and improving yarn quality. The doffing process of the traditional spinning frame often needs to be done manually, which is not only labor-intensive, but also has problems such as low production efficiency and unstable yarn quality. Therefore, it is of great practical application value to develop an automatic spinning doffing machine to realize the automation of the doffing process of the spinning frame. At present, there are already some technical solutions for automatic spinning doffing machines on the market. These solutions realize the automation of the doffing process of the spinning frame by adopting technical means such as mechanical transmission and sensor control.

[0003] In the prior art, the patent with publication number CN216514331U proposes a spinning machine with automatic doffing, comprising a bottom plate, the top of the bottom plate is fixedly connected to an organism, a groove is provided at the middle end of the top of the bottom plate, mounting grooves are provided around the bottom of the inner cavity of the groove, an electric telescopic rod is fixedly connected to the bottom of the inner cavity of the mounting groove, the top of the electric telescopic rod is fixedly connected to a top plate, a receiving box is placed on the top of the top plate, a damper is fixedly connected to the bottom of the inner cavity of the receiving box, a spring is sleeved on the outer surface of the damper, and a movable plate is fixedly connected to the top of the damper. The utility model solves the problem that the receiving basket of the current spinning machine with automatic doffing does not have a buffering function, which leads to easy damage during long-term use and inconvenience for people to clean, through the cooperation of the receiving box, universal wheels, water tank, pump, top plate, electric telescopic rod, damper, spring, movable plate, handheld nozzle, long tube and liquid level sensor.

[0004] As described in the above patent, in the prior art, there is a method of grabbing and dropping the processed fine yarn material by a robot, and then using a collection box with a buffer structure to buffer and collect the fine sand falling material. However, although this method greatly alleviates the impact force generated in the automatic yarn dropping process, it still has a small degree of collision, which affects the quality of the finished product. For this reason, the utility model provides an automatic yarn dropping machine. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an automatic yarn doffing machine for fine yarn, which solves the problem that the impact force generated in the previous automatic yarn doffing process still has a small degree of collision, affecting the quality of the finished product.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: a spinning automatic doffing machine, including a frame, the upper part of the frame is provided with a receiving mechanism for receiving the spinning tube, and the receiving mechanism includes:

[0007] A driving assembly is arranged on the top of the frame, comprising a first electric push rod fixedly mounted on the lower wall of the top of the frame, a push rod end connected to the end of the first electric push rod is fixedly connected to a sliding seat, a second electric push rod is fixedly mounted on the lower part of the sliding seat, and a push rod end connected to the end of the second electric push rod is fixedly connected to a connecting frame;

[0008] A clamping assembly is arranged on one side of the connecting frame and is used to clamp the spun yarn tube;

[0009] The pressure regulating assembly is arranged inside the clamping assembly and is used to maintain the internal air pressure of the clamping assembly.

[0010] Preferably, the support and clamping assembly includes a hollow rod fixedly mounted on one side of the connecting frame, sleeves are fixed on both sides of the hollow rod, and the internal cavity of the hollow rod is communicated with the inner cavity of the sleeve, a sliding column is slidably mounted on the inner wall of the sleeve, and an L-shaped vertical plate is fixedly connected to the end of the sliding column, a tension spring is installed between the sleeve and the L-shaped vertical plate, and a plurality of groups of vertical rods are fixed to the lower end of the L-shaped vertical plate.

[0011] Preferably, a micro air pump is provided on the top of the hollow rod, and a conduit on the micro air pump is communicated with the inner cavity of the hollow rod.

[0012] Preferably, the pressure regulating assembly includes an air storage box fixedly mounted on the bottom of the hollow rod, and the air storage box and the hollow rod are provided with interconnected docking air holes, a slide plate is slidably mounted on the inner wall of the air storage box, a mountain-shaped plate is fixedly connected to the lower end of the slide plate, and the lower part and both sides of the mountain-shaped plate are arranged outside the air storage box, a compression spring is installed between the slide plate and the bottom wall inside the air storage box, and a plurality of groups of exhaust holes are provided on the outer walls on both sides of the air storage box.

[0013] Preferably, a receiving box is placed at the lower part of the frame, and the upper part of the receiving box is open-type, so as to receive the spun yarn bobbins transferred by the receiving mechanism.

[0014] Preferably, a T-shaped slide is integrally formed on the upper portion of the slide seat, and a T-shaped slide groove is provided on the lower surface of the top of the frame for the T-shaped slide to cooperate with and slide horizontally.

[0015] Beneficial Effects

[0016] The utility model provides a fine yarn automatic doffing machine. Compared with the prior art, it has the following beneficial effects:

[0017] (1) The automatic yarn doffing machine injects gas into the interior of the hollow rod through a micro air pump. The air pressure pushes the sliding column inside the sleeve to extend outward. At the same time, a plurality of groups of vertical rods connected to the lower end of the L-shaped vertical plate are stretched outward to clamp the yarn tube from the inside out. Then, the plurality of groups of yarn tubes are transported to the interior of the receiving box through the first electric push rod and the second electric push rod. After the plurality of groups of yarn tubes come into contact with the bottom wall of the receiving box, the micro air pump is turned off, so that the hollow rod is no longer inflated with gas. The tension spring is reset to make the vertical rod lose its fixing force with the yarn tube, so that the plurality of groups of yarn tubes can be automatically taken and placed.

[0018] (2) The automatic doffing machine for fine yarn is designed with a pressure regulating component. The gas filled in the hollow rod is injected into the gas storage box at the same time. The slide plate slides against the inner wall of the gas storage box and drives the U-shaped plate to move synchronously. The side parts of the U-shaped plate are moved away from the outside of the exhaust hole, so that the gas is discharged from the exhaust hole. After the air pressure is reduced, the compression spring rebounds and drives the components to reset. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the drive assembly of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the support and clamping assembly of the utility model;

[0022] Figure 4 It is a schematic cross-sectional structure diagram of the gas storage box of the utility model.

[0023] In the figure: 1-frame, 2-receiving mechanism, 21-driving assembly, 211-first electric push rod, 212-sliding seat, 213-second electric push rod, 214-connecting frame, 22-clamping assembly, 221-hollow rod, 222-sleeve, 223-sliding column, 224-L-shaped vertical plate, 225-tension spring, 226-vertical rod, 227-micro air pump, 23-pressure regulating assembly, 231-air storage box, 232-slide plate, 233-mountain-shaped plate, 234-compression spring, 235-exhaust hole, 3-receiving box. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-4The utility model provides a technical solution: an automatic yarn doffing machine, comprising a frame 1, a receiving mechanism 2 is arranged on the upper part of the frame 1 for receiving the yarn tube, and the receiving mechanism 2 includes:

[0026] The driving assembly 21 is arranged at the top of the frame 1, and includes a first electric push rod 211 fixedly mounted on the lower wall of the top of the frame 1, a push rod end connected to the end of the first electric push rod 211 is fixedly connected to a slide 212, a second electric push rod 213 is fixedly mounted on the lower part of the slide 212, and a push rod end connected to the end of the second electric push rod 213 is fixedly connected to a connecting frame 214;

[0027] The clamping assembly 22 is disposed on one side of the connecting frame 214 and is used to clamp the spun yarn tube;

[0028] The pressure regulating assembly 23 is disposed inside the clamping assembly 22 and is used to maintain the internal air pressure of the clamping assembly 22 .

[0029] The support and clamping assembly 22 comprises a hollow rod 221 fixedly mounted on one side of the connecting frame 214, sleeves 222 are fixed on both sides of the hollow rod 221, and the internal cavity of the hollow rod 221 is communicated with the internal cavity of the sleeve 222, a sliding column 223 is slidably mounted on the inner wall of the sleeve 222, and an L-shaped vertical plate 224 is fixedly connected to the end of the sliding column 223, a tension spring 225 is installed between the sleeve 222 and the L-shaped vertical plate 224, a plurality of groups of vertical rods 226 are fixed to the lower end of the L-shaped vertical plate 224, a micro air pump 227 is provided on the top of the hollow rod 221, and the upper conduit of the micro air pump 227 is communicated with the internal cavity of the hollow rod 221, gas is injected into the hollow rod 221, and the sliding column 223 inside the sleeve 222 is pushed outward by the air pressure, and at the same time, the plurality of groups of vertical rods 226 connected to the lower end of the L-shaped vertical plate 224 are stretched outward to clamp the spun yarn tube from the inside out.

[0030] The cam 232 is provided with a plurality of air intake ports 236 which are connected to the gas outlet 231. The cam 232 is provided with a plurality of air intake ports 237 which are connected to the gas outlet 231. The cam 232 is provided with a plurality of air intake ports 238 which are connected to the gas outlet 231.

[0031] In this embodiment, a receiving box 3 is placed at the lower part of the frame 1 , and the upper part of the receiving box 3 is open-type, so as to receive the spun yarn bobbins transferred by the receiving mechanism 2 .

[0032] In this embodiment, a T-shaped slide is integrally formed on the upper portion of the slide 212 , and a T-shaped slide groove is provided on the lower surface of the top of the frame 1 for the T-shaped slide to slide horizontally, so that the slide 212 can slide stably.

[0033] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0034] During operation, the staff starts the equipment switch, and drives the clamping assembly 22 to the multiple groups of spun yarn tubes after production through the first electric push rod 211 and the second electric push rod 213 (the specific models of the first and second electric push rods are HB-DJ806), and injects gas into the hollow rod 221 through the micro air pump 227 (the specific model of the micro air pump is KMDP) during the falling process of the clamping assembly 22, and pushes the sliding column 223 inside the sleeve 222 to extend outward through the air pressure. At the same time, the multiple groups of vertical rods 226 connected to the lower end of the L-shaped vertical plate 224 are opened outward to clamp the spun yarn tube from the inside out, and then the multiple groups of spun yarn tubes are clamped by the first electric push rod 211 and the second electric push rod 213. The spun yarn tube is transported to the inside of the receiving box 3, and after it contacts the bottom wall inside the receiving box 3, the micro air pump 227 is turned off, so that the hollow rod 221 is no longer inflated with gas, and the tension spring 225 is reset so that the vertical rod 226 loses the fixing force with the spun yarn tube, and multiple groups of spun yarn tubes are automatically taken and placed; in addition, by designing a pressure regulating component 23, the gas filled into the inside of the hollow rod 221 is injected into the gas storage box 231 at the same time, and the slide plate 232 slides along the inner wall of the gas storage box 231, and drives the mountain-shaped plate 233 to move synchronously, and the side parts of the mountain-shaped plate 233 are moved away from the outside of the exhaust hole 235, so that the gas is discharged from the exhaust hole 235, and after the air pressure is reduced, the compression spring 234 rebounds and drives each component to reset.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fine yarn automatic doffing machine, comprising a frame (1), characterized in that: The upper part of the frame (1) is provided with a receiving mechanism (2) for receiving the spun yarn bobbin, and the receiving mechanism (2) comprises: A driving assembly (21) is arranged on the top of the frame (1), comprising a first electric push rod (211) fixedly mounted on the lower wall of the top of the frame (1), a push rod end connected to the end of the first electric push rod (211) being fixedly connected to a slide seat (212), a second electric push rod (213) being fixedly mounted on the lower part of the slide seat (212), and a push rod end connected to the end of the second electric push rod (213) being fixedly connected to a connecting frame (214); A clamping assembly (22) is arranged on one side of the connecting frame (214) and is used to clamp the spun yarn tube; The pressure regulating assembly (23) is arranged inside the clamping assembly (22) and is used to maintain the internal air pressure of the clamping assembly (22).

2. The automatic spinning doffing machine according to claim 1, characterized in that: The support clamp assembly (22) comprises a hollow rod (221) fixedly mounted on one side of the connecting frame (214), sleeves (222) being fixedly mounted on both sides of the hollow rod (221), and the inner cavity of the hollow rod (221) is communicated with the inner cavity of the sleeve (222), a sliding column (223) is slidably mounted on the inner wall of the sleeve (222), and an L-shaped vertical plate (224) is fixedly connected to the end of the sliding column (223), a tension spring (225) is mounted between the sleeve (222) and the L-shaped vertical plate (224), and a plurality of groups of vertical rods (226) are fixedly mounted at the lower end of the L-shaped vertical plate (224).

3. The automatic spinning doffing machine according to claim 2, characterized in that: A micro air pump (227) is provided on the top of the hollow rod (221), and a conduit on the micro air pump (227) is in communication with the inner cavity of the hollow rod (221).

4. The automatic spinning doffing machine according to claim 2, characterized in that: The pressure regulating assembly (23) comprises an air storage box (231) fixedly mounted on the bottom of the hollow rod (221), and the air storage box (231) and the hollow rod (221) are provided with mutually communicating docking air holes, a slide plate (232) is slidably mounted on the inner wall of the air storage box (231), a mountain-shaped plate (233) is fixedly connected to the lower end of the slide plate (232), and the lower part and both sides of the mountain-shaped plate (233) are arranged outside the air storage box (231), a compression spring (234) is installed between the slide plate (232) and the inner bottom wall of the air storage box (231), and a plurality of groups of exhaust holes (235) are arranged on the outer walls of both sides of the air storage box (231).

5. The automatic spinning doffing machine according to claim 1, characterized in that: A receiving box (3) is placed at the bottom of the frame (1), and the upper part of the receiving box (3) is of open design and is used to receive the spun yarn bobbins transferred by the receiving mechanism (2).

6. The automatic spinning doffing machine according to claim 1, characterized in that: A T-shaped slide is integrally formed on the upper portion of the slide seat (212), and a T-shaped slide groove for the T-shaped slide to slide horizontally is provided on the lower surface of the top of the frame (1).

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