Automatic polyester staple fiber drafting mechanism

Abstract

The utility model relates to the technical field of polyester staple fiber processing, and particularly discloses an automatic polyester staple fiber drafting mechanism which comprises a drafting base, a supporting side plate is arranged on one side of the top of the drafting base, a cleaning mechanism is arranged on the supporting side plate in a sliding mode, and an upper roller set is arranged above the cleaning mechanism. A lower roller set is arranged below the cleaning mechanism, lifting plates are arranged on one side of the upper roller set and one side of the lower roller set, and the telescopic ends of lifting air cylinders are installed on one sides of the lifting plates. The cleaning mechanism comprises a cleaning plate, a roller cleaning brush is arranged on one side of the cleaning plate, a strip clamping plate is installed on the other side of the cleaning plate, a connecting plate is fixedly arranged at one end of the cleaning plate, a guide groove is formed in the connecting position of the connecting plate and the cleaning plate, and a two-way lead screw is arranged in the connecting plate. According to the utility model, the slivers of polyester staple fibers can be automatically mounted on the upper roller group and the lower roller group, and the sliver mounting efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of polyester staple fiber processing, in particular to an automated polyester staple fiber drafting mechanism. Background Art

[0002] The polyester staple fiber drafting mechanism is a key component of the polyester fiber production line. The stretching process increases the crystallinity of the polyester staple fiber. During the stretching process, an external force is applied to the polyester staple fiber to orient it along the fiber axis, thereby increasing the fiber orientation and intermolecular force. In this process, the macromolecules or aggregated structural units stretch and orient along the fiber axis, causing changes in parameters such as fiber length and diameter, thereby improving the strength and elasticity of the fiber.

[0003] Generally speaking, multiple groups of rollers are set on one side of the polyester staple fiber drafting mechanism to guide the polyester staple fibers, but the dust and foreign matter on the surface of the rollers will affect the slivers;

[0004] The existing public technical solution, with announcement number CN219603787U, discloses a polyester staple fiber drafting mechanism, including a drafting mechanism body and a first roller group, wherein a movable plate is slidably arranged inside the drafting mechanism body relative to one side of the first roller group, and two cleaning plates are arranged on the inner side of the movable plate, and a brush is fixed on the inner side of the cleaning plate; through the design of the movable plate, cleaning plate, and brush, the movable plate can drive the two brushes and the cleaning plate to fit with the first roller group to clean the dust and foreign matter attached to the surface of the first roller group, thereby ensuring the cleanliness of the surface of the first roller group and avoiding excessive accumulation of dust and foreign matter on the surface of the first roller group. When the above technical solution is actually implemented, the polyester staple fiber requires workers to manually pass the strips around the roller group in sequence, which is inefficient. Summary of the invention

[0005] The purpose of the utility model is to provide an automated polyester staple fiber drafting mechanism, which can realize automatic installation of polyester staple fiber strips on an upper roller group and a lower roller group, improve the strip installation efficiency, and solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automated polyester staple fiber drafting mechanism, comprising a drafting base, a supporting side plate is arranged on one side of the top of the drafting base, and a cleaning mechanism is slidably arranged on the supporting side plate, an upper roller group is arranged above the cleaning mechanism, and a lower roller group is arranged below the cleaning mechanism, a lifting plate is arranged on one side of the upper roller group and the lower roller group, and a telescopic end of a lifting cylinder is installed on one side of the lifting plate;

[0007] The cleaning mechanism includes a cleaning plate, a roller cleaning brush is provided on one side of the cleaning plate, a strip clamping plate is installed on the other side of the cleaning plate, a connecting plate is fixedly provided at one end of the cleaning plate, and a guide groove is provided at the connection between the connecting plate and the cleaning plate, a bidirectional screw is provided inside the connecting plate, the bidirectional screw and the cleaning plate are connected by a screw nut, a movable slider is fixed at one end of the connecting plate, and a transverse sliding groove is provided at the connection between the movable slider and the supporting side plate, an adjusting screw is installed inside the movable slider through the screw nut, and a power output end of a servo motor is fixedly installed at one end of the adjusting screw.

[0008] Preferably, the servo motor is fixed on a supporting side plate, and the supporting side plate and the drafting base are perpendicular to each other.

[0009] Preferably, vertical slide grooves are provided at the connections between the upper roller group and the lower roller group and the supporting side plates, and the lifting plates on the upper roller group and the lower roller group are staggered.

[0010] Preferably, the upper roller group and the lower roller group are lifted and lowered on the supporting side plates by means of a lifting plate and a lifting cylinder respectively.

[0011] Preferably, a sprocket and a chain are provided on one side of the upper roller group and the lower roller group, the chain is sleeved on the surface of the sprocket, and the sprocket and the chain are meshed with each other.

[0012] Preferably, the strip clamping plate is located on the side close to the horizontal center line of the connecting plate, and the roller cleaning brush is located on the side away from the horizontal center line of the connecting plate. The cleaning plate is lifted and lowered on the connecting plate through a bidirectional screw rod and a guide groove, and one end of the bidirectional screw rod is fixedly connected to a clamping knob.

[0013] Preferably, the connecting plate is moved forward and backward on the supporting side plate by moving the sliding block, the transverse sliding groove and the adjusting screw rod.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The cleaning mechanism is set up to clamp the polyester staple fiber strips. Under the action of the adjusting screw rod, the polyester staple fiber strips are automatically installed on the upper roller group and the lower roller group, thereby improving the strip installation efficiency;

[0016] 2. The cleaning plate can not only clamp the strips, but also clean the upper roller group and the lower roller group through the roller cleaning brush. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 This is the overall structural view of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the lifting cylinder of the utility model;

[0020] Figure 3 This is a schematic diagram of the internal structure of the connecting plate of the utility model;

[0021] Figure 4 For the utility model Figure 1 A is an enlarged view of the middle image.

[0022] Description of reference numerals:

[0023] 1. Drafting base; 2. Support side plate; 3. Vertical slide; 4. Horizontal slide; 5. Cleaning mechanism; 501. Cleaning plate; 502. Roller cleaning brush; 503. Strip clamping plate; 504. Guide groove; 505. Moving slider; 506. Connecting plate; 507. Clamping knob; 508. Servo motor; 509. Adjusting screw; 510. Bidirectional screw; 6. Upper roller group; 7. Lower roller group; 8. Lifting plate; 9. Lifting cylinder. 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] The utility model provides a technical solution:

[0026] See also Figures 1 to 4 , an automated polyester staple fiber drafting mechanism, comprising a drafting base 1, a supporting side plate 2 is arranged on one side of the top of the drafting base 1, and a cleaning mechanism 5 is slidably arranged on the supporting side plate 2, an upper roller group 6 is arranged above the cleaning mechanism 5, and a lower roller group 7 is arranged below the cleaning mechanism 5, a lifting plate 8 is arranged on one side of the upper roller group 6 and the lower roller group 7, and a telescopic end of a lifting cylinder 9 is installed on one side of the lifting plate 8;

[0027] The cleaning mechanism 5 includes a cleaning plate 501, a roller cleaning brush 502 is arranged on one side of the cleaning plate 501, a strip clamping plate 503 is installed on the other side of the cleaning plate 501, a connecting plate 506 is fixedly arranged at one end of the cleaning plate 501, and a guide groove 504 is arranged at the connection between the connecting plate 506 and the cleaning plate 501, a bidirectional screw rod 510 is arranged inside the connecting plate 506, and the bidirectional screw rod 510 and the cleaning plate 501 are connected by a screw rod nut, a movable slider 505 is fixed at one end of the connecting plate 506, and a transverse slide groove 4 is provided at the connection between the movable slider 505 and the supporting side plate 2, an adjusting screw rod 509 is installed inside the movable slider 505 through a screw rod nut, and a power output end of a servo motor 508 is fixedly installed at one end of the adjusting screw rod 509.

[0028] By adopting the above technical solution, after the bidirectional screw rod 510 rotates, the distance between the two sets of cleaning plates 501 can be adjusted, and the strips of polyester staple fiber can be placed between the strip clamping plates 503, and as the cleaning plates 501 move, the strips of polyester staple fiber are clamped, and at this time, the servo motor 508 is started, and the servo motor 508 drives the adjusting screw rod 509 to rotate, thereby driving the moving slider 505 to slide in the horizontal slide groove 4 through the screw rod nut, and the strips of polyester staple fiber are pulled from back to front to the front end through the cleaning plates 501, and no manual operation is required to pass through the polyester staple fiber. The slivers of polyester staple fiber can be made to pass through all the rollers, and the upper roller group 6 and the lower roller group 7 rise and fall, so that the slivers of polyester staple fiber can be pushed to be located below the upper roller group 6 and above the lower roller group 7 until the lower roller group 7 is higher than the upper roller group 6, thereby realizing the installation of the slivers of polyester staple fiber. When the upper roller group 6 and the lower roller group 7 are in contact with the top roller cleaning brush 502 and the bottom roller cleaning brush 502, the upper roller group 6 and the lower roller group 7 rotate, and the roller cleaning brush 502 can be used to clean the upper roller group 6 and the lower roller group 7.

[0029] Specifically, Figure 2As shown, the servo motor 508 is fixed on the supporting side plate 2, the supporting side plate 2 and the drafting base 1 are perpendicular to each other, a vertical slide groove 3 is provided at the connection between the upper roller group 6 and the lower roller group 7 and the supporting side plate 2, the lifting plates 8 on the upper roller group 6 and the lower roller group 7 are staggered, and the upper roller group 6 and the lower roller group 7 are lifted and moved on the supporting side plate 2 by the lifting plates 8 and the lifting cylinders 9 respectively, and a sprocket and a chain are provided on one side of the upper roller group 6 and the lower roller group 7, and the chain is sleeved on the surface of the sprocket, and the sprocket and The chains are meshed with each other, the strip clamping plate 503 is located on the side close to the horizontal center line of the connecting plate 506, the roller cleaning brush 502 is located on the side away from the horizontal center line of the connecting plate 506, and the cleaning plate 501 is lifted and lowered on the connecting plate 506 through a bidirectional screw rod 510 and a guide groove 504. One end of the bidirectional screw rod 510 is fixedly connected with a clamping knob 507. The connecting plate 506 is moved forward and backward on the supporting side plate 2 by moving the slider 505, the transverse slide groove 4, and the adjusting screw rod 509.

[0030] By adopting the above technical scheme, the lifting cylinder 9 can pull the lifting plate 8 to lift, so that the upper roller group 6 and the lower roller group 7 are driven by two groups of lifting cylinders 9 to adjust the height respectively. The vertical slide grooves 3 on the upper roller group 6 and the lower roller group 7 guide the movement of the upper roller group 6 and the lower roller group 7, and a driving motor can be installed on one side of the sprocket. After the driving motor drives the sprocket to rotate, the remaining sprockets can be driven to rotate through the chain, so that all the upper roller groups 6 can be rotated. Similarly, all the lower roller groups 7 can be driven to rotate, and the polyester staple fiber strips can be stretched by changing the distance between the upper roller group 6 and the lower roller group 7.

[0031] Working principle: Place the strips of polyester staple fibers between the strip clamping plates 503, and the clamping knob 507 drives the bidirectional screw 510 to rotate, so as to adjust the distance between the two sets of cleaning plates 501, clamp the strips of polyester staple fibers, start the servo motor 508, and the servo motor 508 drives the adjusting screw 509 to rotate, thereby driving the moving slider 505 to slide in the horizontal slide groove 4 through the screw nut, and the strips of polyester staple fibers are pulled from the back to the front to the front end through the cleaning plate 501, and the strips of polyester staple fibers can be used without manual operation. The strips of polyester staple fiber pass through all the rollers, and the lifting cylinder 9 can pull the lifting plate 8 to lift and lower, thereby driving the upper roller group 6 and the lower roller group 7 to adjust their heights through two groups of lifting cylinders 9, respectively, until the lower roller group 7 is higher than the upper roller group 6, thereby realizing the installation of the strips of polyester staple fiber. When the upper roller group 6 and the lower roller group 7 are in contact with the top roller cleaning brush 502 and the bottom roller cleaning brush 502, the upper roller group 6 and the lower roller group 7 rotate, and the roller cleaning brush 502 can be used to clean the upper roller group 6 and the lower roller group 7.

[0032] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. An automated polyester staple fiber drafting mechanism, comprising a drafting base (1), characterized in that: A supporting side plate (2) is provided on one side of the top of the drafting base (1), and a cleaning mechanism (5) is slidably provided on the supporting side plate (2); an upper roller group (6) is provided above the cleaning mechanism (5), and a lower roller group (7) is provided below the cleaning mechanism (5); a lifting plate (8) is provided on one side of each of the upper roller group (6) and the lower roller group (7), and a telescopic end of a lifting cylinder (9) is installed on one side of the lifting plate (8); The cleaning mechanism (5) comprises a cleaning plate (501), a roller cleaning brush (502) is arranged on one side of the cleaning plate (501), a strip clamping plate (503) is installed on the other side of the cleaning plate (501), a connecting plate (506) is fixedly arranged on one end of the cleaning plate (501), and a guide groove (504) is arranged at the connection between the connecting plate (506) and the cleaning plate (501), a bidirectional screw rod (510) is arranged inside the connecting plate (506), and the bidirectional screw rod (510) and the cleaning plate (501) are connected via a screw rod nut, a moving slider (505) is fixed on one end of the connecting plate (506), and a transverse sliding groove (4) is provided at the connection between the moving slider (505) and the supporting side plate (2), an adjusting screw rod (509) is installed inside the moving slider (505) via a screw rod nut, and a power output end of a servo motor (508) is fixedly installed on one end of the adjusting screw rod (509).

2. The automated polyester staple fiber drafting mechanism according to claim 1, characterized in that: The servo motor (508) is fixed on the supporting side plate (2), and the supporting side plate (2) and the drafting base (1) are perpendicular to each other.

3. The automated polyester staple fiber drafting mechanism according to claim 1, characterized in that: A vertical slide groove (3) is provided at the connection between the upper roller group (6) and the lower roller group (7) and the supporting side plate (2), and the lifting plates (8) on the upper roller group (6) and the lower roller group (7) are arranged in a staggered manner.

4. The automated polyester staple fiber drafting mechanism according to claim 3, characterized in that: The upper roller group (6) and the lower roller group (7) are respectively lifted and lowered on the supporting side plate (2) by means of a lifting plate (8) and a lifting cylinder (9).

5. The automated polyester staple fiber drafting mechanism according to claim 4, characterized in that: A sprocket and a chain are provided on one side of the upper roller group (6) and the lower roller group (7); the chain is sleeved on the surface of the sprocket, and the sprocket and the chain are meshed with each other.

6. The automated polyester staple fiber drafting mechanism according to claim 1, characterized in that: The strip clamping plate (503) is located on a side close to the horizontal center line of the connecting plate (506), and the roller cleaning brush (502) is located on a side away from the horizontal center line of the connecting plate (506). The cleaning plate (501) is lifted and lowered on the connecting plate (506) via a bidirectional screw rod (510) and a guide groove (504), and one end of the bidirectional screw rod (510) is fixedly connected to a clamping knob (507).

7. The automated polyester staple fiber drafting mechanism according to claim 1, characterized in that: The connecting plate (506) is moved forward and backward on the supporting side plate (2) by moving the sliding block (505), the transverse sliding groove (4), and the adjusting screw rod (509).

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