A bamboo fiber bundle oriented stretching machine

Abstract

The invention discloses a bamboo fiber bundle oriented stretching machine, comprising a frame assembly, a roller assembly, a discharging conveying assembly and a fiber bundle gathering mechanism; the frame assembly is supported at the bottom of the roller assembly and the discharging conveying assembly, the roller assembly is arranged in a plurality of groups on the top of the frame assembly, each group of the roller assemblies comprises an upper roller and a lower roller which are arranged opposite to each other, the upper roller and the lower roller are respectively driven to rotate by a roller driving motor, the discharging conveying assembly is arranged at the tail end of the roller assembly, the fiber bundle gathering mechanism is arranged at the top of the discharging conveying assembly, and comprises two gathering plates whose lateral distance gradually decreases from the feeding direction to the discharging direction; the bamboo fiber bundle oriented stretching machine provided by the invention can achieve oriented stretching and extension effects of the fiber bundle, and can realize controllable changes in fiber fineness.

Description

Technical Field

[0001] The invention relates to the technical field of bamboo fiber bundle production equipment, in particular to a bamboo fiber bundle directional stretching machine. Background Art

[0002] With the rapid development of the economy and the gradual strengthening of people's environmental awareness, "environmentally friendly fibers" have clearly become the focus of people's attention and development. Bamboo fiber has attracted much attention due to its wide sources, fast growth rate, early maturity, strong regeneration ability, sustainable utilization after one planting, and rapid growth and high yield. Taking advantage of the high longitudinal tensile strength and good flexibility of bamboo fiber, flexible short bamboo fiber with high yield, large aspect ratio and high strength is prepared, and breakthroughs are made in the continuous splicing technology of flexible bamboo fiber to obtain continuous flexible bamboo fiber that can meet the requirements of weaving technology such as winding, weaving and stitching, forming a complete set of processing equipment, and realizing a new transformation of bamboo material processing mode from plane lamination to multi-dimensional structural specialization. The research and development of continuous bamboo fiber complete sets of equipment has broadened the application scope of bamboo materials and alleviated the current problems of serious homogeneity, narrow application fields and low added value of bamboo fiber products.

[0003] Therefore, providing a bamboo fiber bundle directional stretching machine that can directional stretch and extend the fiber bundle is a technical problem that technical personnel in this field urgently need to solve. Summary of the invention

[0004] The object of the present invention is to provide a bamboo fiber bundle directional stretching machine to solve the problems existing in the above-mentioned prior art, to achieve the directional stretching and extension effects of the fiber bundle, and to achieve controllable changes in fiber fineness.

[0005] To achieve the above object, the present invention provides the following solutions:

[0006] The invention provides a bamboo fiber bundle oriented stretching machine, comprising a frame assembly, a roller assembly, a discharging conveying assembly and a fiber bundle gathering mechanism; the frame assembly is supported at the bottom of the roller assembly and the discharging conveying assembly, the roller assembly is arranged in a plurality of groups on the top of the frame assembly, each group of the roller assembly comprises an upper roller and a lower roller arranged opposite to each other, the upper roller and the lower roller are respectively driven to rotate by a driving motor, the discharging conveying assembly is arranged at the tail end of the roller assembly, the discharging conveying assembly comprises a first belt roller, a second belt roller and a belt, the first belt roller is connected to the tail end of the roller assembly, the second belt roller is arranged at the fiber bundle discharging port, the first belt roller and the second belt roller are synchronously rotated by the belt, and the lower roller of a group of the roller assemblies at the tail end drives the first belt roller to rotate by the belt; the fiber bundle gathering mechanism is arranged at the top of the discharging conveying assembly, and comprises two gathering plates whose lateral distance gradually decreases from the feeding direction to the discharging direction.

[0007] Preferably, it also includes a material shooting component, which includes a material shooting frame assembly, a material shooting drive motor, a material shooting bracket, an eccentric wheel, a transmission connecting rod, a guide tube, a linear guide rail subassembly, a travel connecting rod, a material shooting needle disk, a material shooting needle, a guide rail and a slider. The material shooting frame assembly is arranged on the top of the frame assembly, and the material shooting bracket is arranged on the top of the material shooting frame assembly. The material shooting drive motor is fixed to the top of the material shooting bracket through a support plate, and the eccentric wheel is fixed on the output shaft of the material shooting drive motor. The eccentric wheel is connected to the transmission connecting rod through an eccentric shaft, and the bottom of the transmission connecting rod is fixedly connected to the guide tube, and the guide tube is fixedly connected to a horizontal A travel connecting rod, both sides of the travel connecting rod are respectively hingedly connected to a slanted travel connecting rod inclined at 45 degrees, the ends of the slanted travel connecting rods are respectively connected to a material-shooting needle disk, a slider is fixed on both sides of the top of the two material-shooting needle disks, the sliders on the top of the two material-shooting needle disks are opposite to each other, the two sliders on the same side of the two material-shooting needle disks share the same transversely arranged guide rail, the guide rail is fixedly connected to the linear guide sub-assembly, and the linear guide sub-assembly is fixedly connected to the material-shooting frame assembly; a row of material-shooting needles is longitudinally arranged at the bottom of the two material-shooting needle disks, and the lateral distance between the two rows of material-shooting needles gradually decreases from the feeding direction to the discharging direction.

[0008] Preferably, the two rows of material-beating needles are laterally opposed to each other, and each group of two laterally opposed material-beating needles extends into the gap between two adjacent groups of roller assemblies.

[0009] Preferably, the two inclined travel connecting rods are symmetrically arranged.

[0010] Preferably, the folding plate is fixed to the frame assembly.

[0011] Preferably, a pressure roller is arranged on the top of the second belt roller.

[0012] Preferably, the upper roller is a long axis with a smooth surface, and the lower roller is a long axis with grooves on the surface.

[0013] Preferably, a humidifier is also included, and the humidifier is arranged at the bottom of the discharge conveying component.

[0014] Preferably, a sprayer is further included, and the sprayer is suspended on the top of the discharge conveying assembly.

[0015] Compared with the prior art, the present invention has achieved the following beneficial technical effects:

[0016] 1. The bamboo fiber bundle directional stretching machine provided by the present invention can achieve the effect of directional stretching and extension of the fiber bundle by arranging a roller assembly so that the fiber felt passes through the roller assembly.

[0017] 2. In the bamboo fiber bundle oriented stretching machine provided by the present invention, each roller is provided with an independently driven motor, which can adjust the speed ratio difference between roller groups to achieve controllable changes in fiber fineness.

[0018] 3. The bamboo fiber bundle directional stretching machine provided by the present invention is provided with a fiber bundle gathering mechanism to achieve the effect of directional gathering of the fiber felt. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the bamboo fiber bundle oriented stretching machine of the present invention;

[0021] Figure 2 It is a three-dimensional structural schematic diagram of the bamboo fiber bundle oriented stretching machine of the present invention without the discharge assembly;

[0022] Figure 3 It is a three-dimensional structural schematic diagram of the discharging conveying assembly in the present invention;

[0023] Figure 4 It is a three-dimensional structural schematic diagram of the discharge assembly in the present invention;

[0024] Figure 5 It is a three-dimensional structural schematic diagram of the material discharging assembly excluding the material swatting frame assembly in the present invention;

[0025] In the figure: 101-frame assembly, 102-roller assembly, 103-discharging and conveying assembly, 104-shooing assembly, 105-fiber bundle gathering mechanism;

[0026] 1-upper roller, 2-lower roller, 3-roller drive motor, 4-first belt roller, 5-belt, 6-second belt roller, 7-pressure roller, 8-gathering plate, 9-material patting frame assembly, 10-material patting drive motor, 11-material patting bracket, 12-eccentric wheel, 13-transmission connecting rod, 14-guide tube, 15-linear guide rail subassembly, 16-travel connecting rod, 17-material patting needle disk, 18-material patting needle, 19-guide rail, 20-slider. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] The purpose of the invention is to provide a bamboo fiber bundle directional stretching machine to solve the problems existing in the prior art.

[0029] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0030] The bamboo fiber bundle directional stretching machine in this embodiment is as follows: Figure 1-3 As shown, it includes a frame assembly 101, a roller assembly 102, a discharge conveying assembly 103 and a fiber bundle gathering mechanism 105; the frame assembly 101 is supported at the bottom of the roller assembly 102 and the discharge conveying assembly 103, and a plurality of roller assemblies 102 are arranged on the top of the frame assembly 101, each group of roller assemblies 102 includes an upper roller 1 and a lower roller 2 arranged opposite to each other, and the upper roller 1 and the lower roller 2 are respectively driven to rotate by a roller driving motor 3, and the discharge conveying assembly 103 is arranged at the tail end of the roller assembly 102, and the discharge conveying assembly 103 includes a first belt roller 4, a second belt roller 6 and a belt 5, and the first belt roller 4 is connected to the tail end of the roller assembly 102, The second belt roller 6 is arranged at the fiber bundle discharge port, the first belt roller 4 and the second belt roller 6 rotate synchronously through the belt 5, and the lower roller 2 of a group of roller assemblies 102 at the tail end drives the first belt roller 4 to rotate through the belt 5; the fiber bundle gathering mechanism 105 is arranged on the top of the discharge conveying assembly 103, including two gathering plates 8 whose lateral distance gradually decreases from the feed to the discharge direction, and the gathering plates 8 are fixed on the frame assembly 101; a pressure roller 7 is arranged on the top of the second belt roller 6; specifically, the upper roller 1 is a long axis with a smooth surface, and the lower roller 2 is a long axis with grooves on the surface; the directional stretching of the continuous fiber felt is achieved through the texture of the roller itself and the speed difference between each level.

[0031] like Figure 4-5As shown, the present embodiment also includes a material shooting component 104, which includes a material shooting frame component 9, a material shooting drive motor 10, a material shooting bracket 11, an eccentric wheel 12, a transmission connecting rod 13, a guide tube 14, a linear guide rail sub-assembly 15, a travel connecting rod 16, a material shooting needle disk 17, a material shooting needle 18, a guide rail 19 and a slider 20. The material shooting frame component 9 is arranged on the top of the frame component 101, and the material shooting bracket 11 is arranged on the top of the material shooting frame component 9. The material shooting drive motor 103 is fixed to the top of the material shooting bracket 11 through a support plate. The eccentric wheel 12 is fixed on the output shaft of the material shooting drive motor 10, and the eccentric wheel 12 is connected to the transmission connecting rod 13 through an eccentric shaft. The bottom of the transmission connecting rod 13 is fixedly connected to a guide tube 14, and the guide tube 14 is fixedly connected to a transverse travel connecting rod 16. The two sides of the travel connecting rod 16 are respectively hinged to a 45-degree inclined travel connecting rod 16. The two stroke connecting rods 16 are symmetrically arranged; the ends of the inclined stroke connecting rods 16 are respectively connected to a material-shooting needle disk 17, and are hingedly connected to the top of the material-shooting needle disk 17. A slider 20 is fixed on both sides of the top of the two material-shooting needle disks 17, and the sliders 20 on the top of the two material-shooting needle disks 17 are opposite to each other. The two sliders 20 on the same side of the two material-shooting needle disks 17 share the same transversely arranged guide rail 19, and a slide groove is arranged on the slider 20 to enable the guide rail 19 to be slidably connected. A linear guide rail sub-assembly 15 is fixedly connected to the guide rail 19, and the linear guide rail sub-assembly 15 is fixedly connected to the material-shooting frame assembly 9; a row of material-shooting needles 18 are longitudinally arranged at the bottom of the two material-shooting needle disks 17, and the lateral distance between the two rows of material-shooting needles 18 gradually decreases from the feeding direction to the discharging direction; the two rows of material-shooting needles 18 are opposite to each other transversely, and each group of two transversely opposite material-shooting needles 18 extends into the gap between two adjacent groups of roller assemblies 102 to achieve the collection and shooting of materials.

[0032] In this embodiment, a humidifier or a sprayer (not shown in the figure) is also included. When a humidifier is used, the humidifier is arranged at the bottom of the discharge conveying component 103 to humidify the fiber bundle on the top of the belt 5; when a sprayer is used, the sprayer is suspended at the top of the discharge conveying component 103 to spray and humidify the fiber bundle on the top of the belt 5; a humidifier or a sprayer is set to adjust the humidity to obtain fiber bundles with different temperature and humidity specifications.

[0033] The working principle of the bamboo fiber bundle oriented stretching machine provided by the present invention is as follows: the formed bamboo fiber felt enters the roller assembly 102 from the feed port for oriented stretching. During the stretching process, the material-beating assembly 104 is driven by a motor to drive the eccentric wheel 12 to rotate, and the eccentric wheel 12 drives the transmission connecting rod 13 to do up and down reciprocating motion. At the same time, it drives the travel connecting rod 16 to realize the reciprocating motion of left and right movement. The travel connecting rod 16 drives the slider 20 to slide along the guide rail 19, thereby driving the two material-beating needle disks 17 to reciprocate left and right relative to each other. Through the shape of the trumpet-shaped arrangement of the material-beating needle 18, oriented contraction is performed while stretching, and after passing through the roller assembly 102, it is transported to the belt 5, and the horizontal orientation of the continuous fiber felt is further realized through the fiber bundle gathering mechanism 105.

[0034] The present invention uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core ideas of the present invention. At the same time, for those skilled in the art, according to the ideas of the present invention, there will be changes in the specific implementation methods and application scopes. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A bamboo fiber bundle directional stretching machine, characterized in that: The machine comprises a frame assembly, a roller assembly, a discharging conveying assembly and a fiber bundle gathering mechanism; the frame assembly is supported at the bottom of the roller assembly and the discharging conveying assembly, the roller assembly is arranged in a plurality of groups on the top of the frame assembly, each group of the roller assembly comprises an upper roller and a lower roller arranged opposite to each other, the upper roller and the lower roller are respectively driven to rotate by a roller driving motor, the discharging conveying assembly is arranged at the tail end of the roller assembly, the discharging conveying assembly comprises a first belt roller, a second belt roller and a belt, the first belt roller is connected to the tail end of the roller assembly, the second belt roller is arranged at the fiber bundle discharging port, the first belt roller and the second belt roller are synchronously rotated by the belt, and the lower roller of a group of the roller assemblies at the tail end drives the first belt roller to rotate by the belt; the fiber bundle gathering mechanism is arranged at the top of the discharging conveying assembly, and comprises two gathering plates whose lateral distance gradually decreases from the feeding direction to the discharging direction; It also includes a material shooting component, which includes a material shooting frame assembly, a material shooting drive motor, a material shooting bracket, an eccentric wheel, a transmission connecting rod, a guide tube, a linear guide rail subassembly, a travel connecting rod, a material shooting needle disk, a material shooting needle, a guide rail and a slider. The material shooting frame assembly is arranged on the top of the frame assembly, and the material shooting bracket is arranged on the top of the material shooting frame assembly. The material shooting drive motor is fixed to the top of the material shooting bracket through a support plate, and the eccentric wheel is fixed on the output shaft of the material shooting drive motor. The eccentric wheel is connected to the transmission connecting rod through an eccentric shaft, and the guide tube is fixedly connected to a transverse travel connecting rod at the bottom. Connecting rod, both sides of the travel connecting rod are respectively hingedly connected to a slanted travel connecting rod inclined at 45 degrees, the ends of the slanted travel connecting rods are respectively connected to a material-shooting needle disk, a slider is fixed on both sides of the top of the two material-shooting needle disks, the sliders on the top of the two material-shooting needle disks are opposite to each other, the two sliders on the same side of the two material-shooting needle disks share the same transversely arranged guide rail, the guide rail is fixedly connected to the linear guide rail sub-assembly, and the linear guide rail sub-assembly is fixedly connected to the material-shooting frame assembly; a row of material-shooting needles is longitudinally arranged at the bottom of the two material-shooting needle disks, and the transverse distance between the two rows of material-shooting needles gradually decreases from the feeding direction to the discharging direction; The two rows of material-beating needles are opposed to each other transversely, and each group of two transversely opposed material-beating needles extends into the gap between two adjacent groups of roller assemblies.

2. The bamboo fiber bundle oriented stretching machine according to claim 1, characterized in that: The two inclined travel connecting rods are symmetrically arranged.

3. The bamboo fiber bundle oriented stretching machine according to claim 1, characterized in that: The folding plate is fixed on the frame assembly.

4. The bamboo fiber bundle oriented stretching machine according to claim 1, characterized in that: A pressure roller is arranged on the top of the second belt roller.

5. The bamboo fiber bundle oriented stretching machine according to claim 1, characterized in that: The upper roller is a long axis with a smooth surface, and the lower roller is a long axis with grooves on the surface.

6. The bamboo fiber bundle oriented stretching machine according to claim 1, characterized in that: It also includes a humidifier, which is arranged at the bottom of the discharge conveying component.

7. The bamboo fiber bundle oriented stretching machine according to claim 1, characterized in that: Also included is a sprayer, which is suspended on the top of the discharge conveying assembly.

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