Yarn guide device

Abstract

The utility model discloses a yarn guide device which comprises a shell, a supporting plate, an adjusting structure, a rotating structure and a limiting structure, the yarn guide device is provided with the adjusting structure and the limiting structure, an electric push rod stretches, a telescopic frame drives a mounting plate to adjust the distance, and then the mounting plate drives a guide wheel to move through a rotating shaft; by arranging a rotating structure, the output end of a motor drives a transmission shaft to rotate, the transmission shaft drives a worm gear to rotate through a worm, the worm gear drives a rotating shaft to rotate, and the effect of driving the guide wheels to rotate synchronously is achieved.

Description

Technical Field

[0001] The utility model relates to the field of guide frames, in particular to a yarn guiding device. Background Art

[0002] A draw frame is composed of a feeding part, a traction part and a forming part. The feeding part includes a feeding bale bin and a guide bar platform, etc. During operation, workers wind the sliver in the bale bin around a guide wheel on the guide bar frame to the traction mechanism, and then under the traction of the traction mechanism, the sliver is pulled into the device for forming.

[0003] Patent No. CN220394024U discloses "A Guide Frame for a Spinning Draw Frame", which includes a guide frame body. A base is connected to the guide frame body. One end of the base is fixedly connected to a fixed rod. A connecting roller is sleeved outside the fixed rod. The connecting roller is rotatably connected to the fixed rod. A guide wheel is sleeved outside the connecting roller, and the length of the guide wheel is less than the length of the connecting roller. For this kind of guide frame of the spinning draw frame, by setting a fixed rod at one end of the upper base, and sleeving a guide wheel outside the connecting roller sleeved outside the fixed rod, through the cooperation of the guide wheel, the connecting roller and the fixed rod, when the user needs to replace or clean the guide wheel each time, the operation is more convenient, and the guide wheel can be disassembled separately, avoiding the overall cost waste of the guide wheel caused by replacing the whole guide wheel;

[0004] Although the above-mentioned guide frame of the spinning draw frame has certain advantages in the ability to disassemble and assemble the guide wheel, it cannot adjust the spacing of the guide wheels, is not convenient to adapt to the larger arrangement spacing of the bobbins, limits the flexibility and adaptability of the device under different production requirements, and reduces the production efficiency and yarn quality. Summary of the Utility Model

[0005] Therefore, in order to solve the above deficiencies, the utility model provides a yarn guiding device.

[0006] In order to achieve the above object, the utility model adopts the following technical solutions: A yarn guiding device includes a housing, a support plate, an adjusting structure, a rotating structure and a limiting structure. Support plates are installed on both the left and right sides of the lower end surface of the housing. An adjusting structure and a rotating structure are respectively installed in the middle of the left end surface and the rear side of the housing. Limiting structures are arranged in the middle of the front and rear end surfaces of the housing. The adjusting structure includes a fixing plate, a telescopic frame, a mounting plate, a rotating shaft, a guide wheel and an electric push rod. The lower end surface of the fixing plate is rotatably connected to the telescopic frame through a rotating shaft. The rotating shafts at the middle connection points of the telescopic frame are respectively connected to the mounting plate. The middle of the mounting plate is rotatably connected to the rotating shaft. Guide wheels are sleeved on the front and rear ends of the rotating shaft extending out of the housing. The left end surface of the left mounting plate is fixedly connected to the push rod end of the electric push rod. The electric push rod is installed on the left end surface of the housing. The upper end surface of the fixing plate is fixedly connected to the inner wall of the housing.

[0007] Optionally, the rotating structure includes a motor, a transmission shaft, a first bearing, a worm, and a worm gear. The output end of the motor extends into the housing and is drivingly connected to one end of the transmission shaft, and the other end of the transmission shaft is rotatably connected to the inner wall of the housing through the first bearing. A worm is sleeved on the left side of the transmission shaft, and the worm is meshed with the worm gear. The motor is installed on the left end face of the housing, and the worm gear is sleeved on the rear side of the rotating shaft.

[0008] Optionally, the limiting structure includes a first sliding groove, a second sliding groove, and a third bearing. Second sliding grooves are provided on the upper and lower side walls in the middle of the first sliding groove, and third bearings are arranged inside the second sliding grooves, and the third bearings are respectively sleeved on the front and rear sides of the rotating shaft.

[0009] Optionally, the mounting plates are parallel to each other.

[0010] Optionally, second bearings are sleeved on both the left and right sides of the worm, and the second bearings are fixedly connected through a connecting frame mounting plate.

[0011] Optionally, the outer wall of the transmission shaft is drivingly connected to the worm through a guide flat key.

[0012] Optionally, the third bearing slides along the inner wall of the second sliding groove.

[0013] Advantages of the present utility model:

[0014] The present utility model is a yarn guiding device. By providing an adjusting structure and a limiting structure, when the electric push rod extends, the telescopic frame drives the mounting plate to adjust the distance, and then the mounting plate drives the guide wheel to move through the rotating shaft, achieving the effect of adjusting the distance between the guide wheels, facilitating adaptation to a larger arrangement distance of the cake-shaped bobbins. By providing a rotating structure, the output end of the motor drives the transmission shaft to rotate, the transmission shaft drives the worm gear to rotate through the worm, and the worm gear drives the rotating shaft to rotate, achieving the effect of driving the guide wheels to rotate synchronously. Description of the Drawings

[0015] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0016] Figure 2 is an internal structural schematic diagram of the structure of the present utility model;

[0017] Figure 3 is a schematic diagram of the rotating structure of the present utility model;

[0018] Figure 4 is the structure of the present utility model Figure 1 partial enlarged view at A;

[0019] Figure 5 is the partial enlarged view of the structure of the utility model Figure 3 at position B

[0020] Wherein: housing - 1, support plate - 2, adjustment structure - 3, rotation structure - 4, limit structure - 5, fixed plate - 31, telescopic frame - 32, mounting plate - 33, rotating shaft - 34, guide wheel - 35, electric push rod - 36, motor - 41, transmission shaft - 42, first bearing - 43, worm - 44, worm gear - 45, second bearing - 46, connecting frame - 47, first sliding groove - 51, second sliding groove - 52, third bearing - 53 Specific embodiments

[0021] In order to further explain the technical solution of the present utility model, the following will be elaborated in detail through specific embodiments

[0022] Please refer to Figure 1 and Figure 2 , the present utility model provides a yarn guiding device, including a housing 1, a support plate 2, an adjustment structure 3, a rotation structure 4 and a limit structure 5. Support plates 2 are installed on both the left and right sides of the lower end surface of the housing 1. An adjustment structure 3 and a rotation structure 4 are respectively installed in the middle of the left end surface and the rear side of the housing 1. Limit structures 5 are provided in the middle of the front and rear end surfaces of the housing 1. The adjustment structure 3 includes a fixed plate 31, a telescopic frame 32, a mounting plate 33, a rotating shaft 34, a guide wheel 35 and an electric push rod 36. The lower end surface of the fixed plate 31 is rotationally connected to the telescopic frame 32 through a rotating shaft. The middle connection parts of the telescopic frame 32 are respectively connected to the mounting plate 33 through rotating shafts. The middle of the mounting plate 33 is rotationally connected to the rotating shaft 34. Guide wheels 35 are sleeved on the front and rear ends of the rotating shaft 34 extending out of the housing 1. The left end surface of the left mounting plate 33 is fixedly connected to the push rod end of the electric push rod 36. The electric push rod 36 is installed on the left end surface of the housing 1. The upper end surface of the fixed plate 31 is fixedly connected to the inner wall of the housing 1. The mounting plates 33 are parallel to each other, facilitating the mounting plate 33 to drive the guide wheel 35 to translate through the rotating shaft 34

[0023] Please refer to Figure 3 and Figure 5, the present utility model provides a yarn guiding device. The rotating structure 4 includes a motor 41, a transmission shaft 42, a first bearing 43, a worm 44 and a worm gear 45. The output end of the motor 41 extends into the housing 1 and is in transmission connection with one end of the transmission shaft 42. The other end of the transmission shaft 42 is rotationally connected to the inner wall of the housing 1 through the first bearing 43. A worm 44 is sleeved on the left side of the transmission shaft 42, and the worm 44 is in meshing connection with the worm gear 45. The motor 41 is installed on the left end face of the housing 1. The worm gear 45 is sleeved on the rear side of the rotating shaft 34. Second bearings 46 are sleeved on both the left and right sides of the worm 44. The second bearings 46 are fixedly connected to the mounting plate 33 through the connecting frame 47, facilitating the connecting frame 47 to drive the worm 44 to translate through the second bearings 46. The outer wall of the transmission shaft 42 is in transmission connection with the worm 44 through a guiding flat key, which is conducive to the transmission shaft 42 driving the worm 44 to rotate.

[0024] Please refer to Figure 4 , the present utility model provides a yarn guiding device. The limiting structure 5 includes a first sliding groove 51, a second sliding groove 52 and a third bearing 53. Second sliding grooves 52 are opened on the upper and lower side walls in the middle of the first sliding groove 51. A third bearing 53 is arranged inside the second sliding groove 52, and the third bearings 53 are respectively sleeved on the front and rear sides of the rotating shaft 34. The third bearing 53 slides along the inner wall of the second sliding groove 52, facilitating the support and limitation of the rotating shaft 34 through the third bearing 53.

[0025] The working principle is as follows:

[0026] First, first place the new device at the required position and conduct circuit connection;

[0027] Second, control the electric push rod 36 to extend. The electric push rod 36 pushes the mounting plate 33 on the left to move to the right. The mounting plate 33 adjusts the distance under the limitation of the telescopic frame 32, enabling the mounting plate 33 to drive the rotating shaft 34 to move. The rotating shaft 34 drives the worm gear 45 and the guide wheel 35 to move. At the same time, the mounting plate 33 drives the second bearing 46 to move through the connecting frame 47. The second bearing 46 drives the worm 44 to slide on the transmission shaft 42, and the third bearing 53 slides along the inner wall of the second sliding groove 52, achieving the effect of adjusting the distance between the guide wheels 35, facilitating the adaptation to a larger arrangement distance of the cake strip barrels, having flexibility and adaptability under different production requirements, and improving production efficiency and yarn quality;

[0028] Third, control the motor 41 to operate. The output end of the motor 41 drives the transmission shaft 42 to rotate. The transmission shaft 42 drives the worm 44 to rotate. The worm 44 drives the worm gear 45 to rotate. The worm gear 45 drives the rotating shaft 34 to rotate. The rotating shaft 34 drives the guide wheel 35 to rotate, achieving the effect of controlling the synchronous rotation of the guide wheels 35.

[0029] The control mode of the present utility model is controlled by manually starting and closing a switch. The wiring diagram of the power element and the power supply are common knowledge in the art, and the present utility model is mainly used to protect mechanical devices. Therefore, the control mode and wiring layout of the present utility model will not be further explained in detail.

[0030] The control mode of the present utility model is automatically controlled by a controller. The control circuit of the controller can be realized by simple programming by those skilled in the art. The power supply is also common knowledge in the art, and the present utility model is mainly used to protect mechanical devices. Therefore, the control mode and circuit connection of the present utility model will not be further explained in detail.

[0031] The above are only preferred examples of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A yarn guiding device, characterized in that: It includes a housing (1), a support plate (2), an adjustment structure (3), a rotation structure (4) and a limit structure (5). Support plates (2) are installed on both the left and right sides of the lower end face of the housing (1). The adjustment structure (3) and the rotation structure (4) are respectively installed in the middle of the left end face and at the rear of the housing (1). Limit structures (5) are provided in the middle of the front and rear end faces of the housing (1). The adjustment structure (3) includes a fixed plate (31), a telescopic frame (32), a mounting plate (33), a rotating shaft (34), a guide wheel (35) and an electric push rod (36). The lower end face of the fixed plate (31) is rotatably connected to the telescopic frame (32) through a rotating shaft. The middle connection part of the telescopic frame (32) is connected to the mounting plate (33) through a rotating shaft. The middle of the mounting plate (33) is rotatably connected to the rotating shaft (34). Guide wheels (35) are sleeved on the front and rear ends of the rotating shaft (34) protruding out of the housing (1). The left end face of the left mounting plate (33) is fixedly connected to the push rod end of the electric push rod (36). The electric push rod (36) is installed on the left end face of the housing (1). The upper end face of the fixed plate (31) is fixedly connected to the inner wall of the housing (1).

2. The yarn guiding device according to claim 1, characterized in that: The rotation structure (4) includes a motor (41), a transmission shaft (42), a first bearing (43), a worm (44) and a worm gear (45). The output end of the motor (41) extends into the housing (1) and is in transmission connection with one end of the transmission shaft (42). The other end of the transmission shaft (42) is rotatably connected to the inner wall of the housing (1) through a first bearing (43). A worm (44) is sleeved on the left side of the transmission shaft (42). The worm (44) is meshed with the worm gear (45). The motor (41) is installed on the left end face of the housing (1). The worm gear (45) is sleeved on the rear side of the rotating shaft (34).

3. The yarn guiding device according to claim 1, characterized in that: The limit structure (5) includes a first sliding groove (51), a second sliding groove (52) and a third bearing (53). Second sliding grooves (52) are opened on the upper and lower side walls in the middle of the first sliding groove (51). Third bearings (53) are arranged inside the second sliding grooves (52). The third bearings (53) are respectively sleeved on the front and rear sides of the rotating shaft (34).

4. The yarn guiding device according to claim 1, wherein: The mounting plates (33) are parallel to each other.

5. The yarn guiding device according to claim 2, wherein: Second bearings (46) are sleeved on both the left and right sides of the worm (44). The second bearings (46) are fixedly connected to the mounting plate (33) through a connecting frame (47).

6. The yarn guiding device according to claim 2, wherein: The outer wall of the transmission shaft (42) is in transmission connection with the worm (44) through a guide key.

7. The yarn guiding device according to claim 3, wherein: The third bearing (53) slides along the inner wall of the second sliding groove (52).

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