Guide bar device of drawing frame

Abstract

The utility model relates to the technical field of auxiliary sliver guiding, in particular to a sliver guiding device of a drawing frame, which comprises a positioning plate, a sliver guiding frame, movable plates, an auxiliary lap joint plate, an adjusting assembly and a lifting assembly, the sliver guiding frame is movably connected to the outer side of the positioning plate, the positioning plate is mounted between drawing rollers of the drawing frame, the movable plates are slidably connected to two sides of the positioning plate, and the auxiliary lap joint plate is arranged on the movable plates. The auxiliary lap joint plate is fixedly connected to the outer side of the movable plate, the adjusting assembly is rotationally connected to the top of the positioning plate, and the outer side of the lifting assembly is fixedly connected with the surface of the movable plate. According to the sliver guiding device of the drawing frame, the fine grinding pad on the arc-shaped cavity can reduce the friction force between the fine grinding pad and a sliver contact surface, so that fuzzing is prevented; meanwhile, a stepping motor matched with operation is used for adjusting the stations of the two sets of auxiliary lap joint plates to assist in supporting or pressing down the cotton slivers, so that the cotton slivers can penetrate through the arc-shaped cavity at the position flush with the guide frame, and then the situation that the cotton slivers penetrate through the sliver guide frame in a large-radian mode, and consequently hard contact friction force is increased is prevented.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of auxiliary guide bars, in particular to a guide bar device of a drawing frame. BACKGROUND

[0002] The drawing frame refers to a spinning machine for processing a plurality of carded or combed fiber strips into fiber strips with certain quality requirements. The drawing frame functions to improve the internal structure of the strip, thereby improving the long piece uniformity and reducing the weight unevenness, straightening the fibers in the strip and reducing the hooks.

[0003] According to the search, the line body guiding device of the drawing frame is disclosed. Before the drawing frame works, the line body guiding mechanism is installed on the mounting rod according to the needs, the mounting sleeve is sleeved on the mounting rod, the locking bolt is rotated through the auxiliary rotating rod when reaching the specified position, so that the installation of the mounting sleeve is completed, then the action force is applied to the guide pipe, the guide pipe is rotated around the rotating shaft, so that the orientation of the guide pipe is adjusted, when all the line body guiding mechanisms on all the mounting rods are installed and adjusted, the line body to be processed is sequentially threaded through the corresponding line body guiding mechanism and connected with the drawing frame, then the switch of the drawing frame is turned on, and the line body can be drawn in the drawing frame. In the drawing process, the line body does not have hard contact with the two ends and the inner wall of the guide pipe.

[0004] According to the related technology in the above, the inventors believe that the following technical defects need to be improved:

[0005] In the traction process, the cotton strip needs to pass through the inside of the guide pipe to achieve the effect of auxiliary guidance, but it takes time to pass the soft cotton strip through the guide pipe, and the device is not easy to adjust and has general practicability. CONTENT OF THE INVENTION

[0006] The application provides a guide bar device of a drawing frame to improve the following technical problems:

[0007] In the traction process, the cotton strip needs to pass through the inside of the guide pipe to achieve the effect of auxiliary guidance, but it takes time to pass the soft cotton strip through the guide pipe, and the traditional device is not easy to adjust and has general practicability.

[0008] The application provides a guide bar device of a drawing frame, which adopts the following technical scheme:

[0009] A sliver guide device for a drawing frame, comprising a positioning plate, a sliver guide frame, a movable plate, an auxiliary overlapping plate, an adjustment assembly, and a lifting assembly, wherein the sliver guide frame is movably connected to the outer side of the positioning plate, the positioning plate is installed between the drafting rollers of the drawing frame, the movable plate is slidably connected to both sides of the positioning plate, the auxiliary overlapping plate is fixedly connected to the outer side of the movable plate, the adjustment assembly is rotatably connected to the top of the positioning plate, and the outer side of the lifting assembly is fixedly connected to the surface of the movable plate;

[0010] The positioning plate is used to be installed between the drafting rollers of the drawing frame and to stabilize the guide frame and the auxiliary overlapping plate. The movable plate is used to connect the guide frame. The auxiliary overlapping plate is used to overlap the guide frame to fine-tune the angle of the sliver. The adjusting assembly is used to adjust the position of the guide frame and to be flush with the conveying roller of the drawing frame. The lifting assembly is used to adjust the position of the two groups of auxiliary overlapping plates and prevent the sliver from having hard contact with the guide frame.

[0011] In a feasible technical solution of the present application, the adjustment assembly includes a handle rod, a threaded rod, a socket plate and a linear shaft. The handle rod is installed on the top of the positioning plate and is fixedly connected to the top end of the threaded rod. The threaded rod is rotatably connected to the inside of the positioning plate. The socket plate is threadedly socketed on the outside of the threaded rod. The linear shaft passes through the socket plate and is fixedly connected to the inner wall surface of the positioning plate.

[0012] In an achievable technical solution of the present application, the lifting assembly includes a fixed frame, a lifting bracket, a stepper motor and a locking gear. The fixed frame is installed inside the positioning plate, the lifting bracket is slidably sleeved on the outside of the fixed frame, the stepper motor is installed on the top of the lifting bracket, and the locking gear is fixedly connected to the outside of the output end of the stepper motor.

[0013] In a feasible technical solution of the present application, an inner side of the fixed frame is further provided with an embedded rack meshing with the outer teeth of the locking gear.

[0014] In a feasible technical solution of the present application, a thread groove and a through hole respectively adapted to the sizes of the threaded rod and the linear shaft are formed through the interior of the sleeve plate.

[0015] In a feasible technical solution of the present application, an arc-shaped cavity is further provided on the inner side of the guide frame.

[0016] In a feasible technical solution of the present application, a fine grinding pad is adhesively connected to the outer side of the arc-shaped cavity.

[0017] In a feasible technical solution of the present application, a guide protrusion is further provided on the surface of the auxiliary overlapping plate on the side contacting the sliver.

[0018] In summary, the present application includes at least one of the following beneficial technical effects:

[0019] After the positioning plate is installed, the work position of the guide bar frame can be adjusted by rotating the upper handle bar to keep it level with the conveying roller, and the fine grinding pad on the arc-shaped cavity can reduce the friction between the contact surface and the cotton strip, thereby preventing linting. At the same time, the work position of the two sets of auxiliary lap plates is adjusted by the cooperating stepping motor to assist in lifting or pressing the cotton strip, so as to ensure that the cotton strip can pass through the arc-shaped cavity in a position that is flush with the guide frame, thereby preventing the cotton strip from passing through the guide bar frame with a large curvature and increasing the hard contact friction. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0021] Figure 1 is a structure diagram of the guide bar device of the drawing frame in the embodiment of the present application.

[0022] Figure 2 is a butt joint diagram of the auxiliary lap plate in the embodiment of the present application.

[0023] Figure 3 is a structure diagram of the section of the positioning plate in the embodiment of the present application.

[0024] Figure 4 is a structure diagram of the locking gear in the embodiment of the present application.

[0025] Figure 5 is a distribution diagram of the thread groove and the through hole in the embodiment of the present application.

[0026] Figure 6 is an exploded view of the fine grinding pad and the guide bar frame in the embodiment of the present application.

[0027] Explanation of reference signs:

[0028] 1, positioning plate; 2, guide bar frame; 3, movable plate; 4, auxiliary lap plate;

[0029] 5, adjusting assembly; 51, handle bar; 52, threaded rod; 53, sleeve plate; 54, straight shaft;

[0030] 6, lifting assembly; 61, fixed frame; 62, lifting support; 63, stepping motor; 64, locking gear;

[0031] 7, inner gear rack; 8, screw groove; 9, through hole; 10, arc-shaped cavity; 11, fine grinding pad; 12, guide protrusion. DETAILED DESCRIPTION

[0032] In order to make the technical problems to be solved by the present application, the technical solutions and beneficial effects clearer, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and not intended to limit the present application.

[0033] It should be noted that when an element is referred to as being "fixed to" or "set on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0034] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0035] In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined with "first", "second", etc. can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise explicitly and specifically limited.

[0036] The following will be described in detail with reference to the drawings Figure 1-6 The present application will be further described in detail.

[0037] The embodiment of the present application discloses a guide device of a drawing frame. Referring to Figures 1 to 6 The guide device of the drawing frame comprises a positioning plate 1, a guide frame 2, a movable plate 3, an auxiliary lap plate 4, an adjusting assembly 5 and a lifting assembly 6, the guide frame 2 is movably connected to the outer side of the positioning plate 1, the positioning plate 1 is installed between the drafting rollers of the drawing frame, the movable plate 3 is slidably connected to the two sides of the positioning plate 1, the auxiliary lap plate 4 is fixedly connected to the outer side of the movable plate 3, the adjusting assembly 5 is rotatably connected to the top of the positioning plate 1, and the outer side of the lifting assembly 6 is fixedly connected to the surface of the movable plate 3.

[0038] The positioning plate 1 is used to be installed between the drafting rollers of the drawing frame and to stabilize the guide frame 2 and the auxiliary overlapping plate 4. The movable plate 3 is used to connect the guide frame 2. The auxiliary overlapping plate 4 is used to fine-tune the angle of the cotton strips overlapped on the guide frame 2. The adjustment component 5 is used to adjust the position of the guide frame 2 and to be flush with the conveying roller of the drawing frame. The lifting component 6 is used to adjust the position of the two sets of auxiliary overlapping plates 4 and prevent the cotton strips from having hard contact with the guide frame 2.

[0039] The adjustment assembly 5 includes a handle rod 51, a threaded rod 52, a socket plate 53 and a linear shaft 54. The handle rod 51 is installed on the top of the positioning plate 1 and is fixedly connected to the top of the threaded rod 52. The threaded rod 52 is rotatably connected to the inside of the positioning plate 1. The socket plate 53 is threadedly socketed on the outside of the threaded rod 52. The linear shaft 54 ​​passes through the socket plate 53 and is fixedly connected to the inner wall surface of the positioning plate 1.

[0040] The lifting assembly 6 includes a fixed frame 61, a lifting bracket 62, a stepper motor 63 and a locking gear 64. The fixed frame 61 is installed inside the positioning plate 1, the lifting bracket 62 is slidably sleeved on the outside of the fixed frame 61, the stepper motor 63 is installed on the top of the lifting bracket 62, and the locking gear 64 is fixedly connected to the outside of the output end of the stepper motor 63.

[0041] An inner rack 7 is also provided on the inner side of the fixed frame 61 and meshes with the outer teeth of the locking gear 64 .

[0042] The socket plate 53 is provided with a thread groove 8 and a through hole 9 respectively matching the sizes of the threaded rod 52 and the linear shaft 54 ​​.

[0043] An arc-shaped cavity 10 is further provided on the inner side of the guide frame 2 .

[0044] A fine grinding pad 11 is adhesively connected to the outer side of the arc-shaped cavity 10 .

[0045] A guide protrusion 12 is further provided on the surface of the auxiliary overlapping plate 4 on the side contacting the cotton strip.

[0046] The use process of the guide device of the drawing frame of the embodiment of the present application is roughly as follows:

[0047] The positioning plate 1 is installed between the drafting rollers of the drawing frame and fixed with bolts, and then the handle rod 51 above is turned to drive the threaded rod 52 to rotate, so that the sleeve plate 53 arranged on the outside of the threaded rod 52 can drive the outer guide frame 2 to move up and down in the vertical direction along the opening direction of the linear shaft 54 ​​under the cooperation of the screw rod, and then the position of the guide frame 2 is adjusted to be flush with the conveying roller position of the drawing frame, so that the cotton strips can smoothly enter the arc cavity 10 and pass through. In order to prevent the angle deviation of the cotton strips from causing the guide frame to 2, the inner stepper motor 63 can be automatically started by the control end, and its output shaft drives the locking gear 64 to rotate. The locking gear 64 engages with the embedded rack 7, so that the lifting bracket 62 installed on the outside can move smoothly along the outer side of the fixed frame 61, so that the auxiliary lap plate 4 connected to the outer side of the movable plate 3 can assist in lifting or pressing down the cotton strips, and the cotton strips contact the guide protrusion 12 and are guided to the inner side of the guide rack 2, which helps to reduce the deviation or dislocation of the material and improve the accuracy and efficiency of transportation.

[0048] The beneficial technical effects of the guide device of the drawing frame of the embodiment of the present application are roughly as follows:

[0049] After the positioning plate 1 is installed, the position of the guide frame 2 can be adjusted by rotating the handle rod 51 above to keep it level with the conveying roller, and the fine grinding pad 11 on the arc-shaped cavity 10 can reduce the friction of the contact surface with the cotton strip, thereby preventing fuzzing; at the same time, the working position of the two sets of auxiliary overlapping plates 4 is adjusted to assist in lifting or pressing down the cotton strip, so as to ensure that the cotton strip can pass through the arc-shaped cavity 10 in a position flush with the guide frame, thereby preventing the cotton strip from passing through the guide frame 2 with a large arc and increasing the hard contact friction.

[0050] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent replacements and improvements made within the spirit and principles of the application should be included in the scope of protection of the present application.

Claims

1. A guide bar device for a drawing frame, characterized in that: The invention comprises a positioning plate (1), a guide frame (2), a movable plate (3), an auxiliary overlap plate (4), an adjustment component (5) and a lifting component (6); the guide frame (2) is movably connected to the outer side of the positioning plate (1); the positioning plate (1) is installed between the drafting rollers of the drawing machine; the movable plate (3) is slidably connected to both sides of the positioning plate (1); the auxiliary overlap plate (4) is fixedly connected to the outer side of the movable plate (3); the adjustment component (5) is rotatably connected to the top of the positioning plate (1); and the outer side of the lifting component (6) is fixedly connected to the surface of the movable plate (3); The positioning plate (1) is used to be installed between the stretching rollers of the drawing machine and to stabilize the guide frame (2) and the auxiliary overlapping plate (4); the movable plate (3) is used to connect the guide frame (2); the auxiliary overlapping plate (4) is used to overlap the guide frame (2) to fine-tune the angle of the cotton strips; the adjusting component (5) is used to adjust the position of the guide frame (2) and to be flush with the conveying roller of the drawing machine; the lifting component (6) is used to adjust the position of the two groups of the auxiliary overlapping plates (4) and prevent the cotton strips from hard contact with the guide frame (2).

2. The guide bar device of the drawing frame according to claim 1, characterized in that: The adjustment assembly (5) comprises a handle bar (51), a threaded bar (52), a sleeve plate (53) and a linear shaft (54); the handle bar (51) is mounted on the top of the positioning plate (1) and fixedly connected to the top end of the threaded bar (52); the threaded bar (52) is rotatably connected to the inside of the positioning plate (1); the sleeve plate (53) is threadedly sleeved on the outside of the threaded bar (52); and the linear shaft (54) passes through the sleeve plate (53) and is fixedly connected to the inner wall surface of the positioning plate (1).

3. The guide bar device of the drawing frame according to claim 1, characterized in that: The lifting assembly (6) includes a fixed frame (61), a lifting bracket (62), a stepping motor (63) and a locking gear (64); the fixed frame (61) is installed inside the positioning plate (1); the lifting bracket (62) is slidably sleeved on the outside of the fixed frame (61); the stepping motor (63) is installed on the top of the lifting bracket (62); and the locking gear (64) is fixedly connected to the outside of the output end of the stepping motor (63).

4. The guide bar device of the drawing frame according to claim 3, characterized in that: An inner rack (7) is also provided on the inner side of the fixed frame (61) and meshes with the outer teeth of the locking gear (64).

5. The guide bar device of the drawing frame according to claim 2, characterized in that: The sleeve plate (53) is provided with a thread groove (8) and a through hole (9) respectively extending through the interior thereof and matching the sizes of the threaded rod (52) and the linear shaft (54).

6. The guide bar device of the drawing frame according to claim 1, characterized in that An arc-shaped cavity (10) is also provided on the inner side of the guide bar frame (2).

7. The guide bar device of the drawing frame according to claim 6, characterized in that: The outer side of the arc-shaped cavity (10) is also adhesively connected to a fine grinding pad (11).

8. The guide bar device of the drawing frame according to claim 1, characterized in that: The auxiliary lap plate (4) is also provided with a guide protrusion (12) on the surface of the side contacting the cotton strip.

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