Cotton taking device of floor cotton picking machine

Abstract

The utility model particularly relates to a cotton taking device of a floor cotton picking machine, a picking device, a carding device, a cotton taking device and a transferring and discharging device are sequentially arranged on a machine frame of the floor cotton picking machine from the front end to the tail end, and the cotton taking device comprises a sawtooth roller, a coarse brush roller and four fine brush rollers. The sawtooth roller is arranged between the carding device and the transferring and discharging device, the coarse brush roller is arranged between the sawtooth roller and the transferring and discharging device, the four fine brush rollers are evenly distributed on the lower side of the sawtooth roller and are in transmission connection with the carding device, the sawtooth roller, the coarse brush roller and the carding device are in transmission connection, and the coarse brush roller is in transmission connection with the transferring and discharging device. The four thin brush rollers and the thick brush roller rotate in the same direction, and the rotation direction of the sawtooth roller is opposite to that of the thick brush roller. According to the cotton picking device, cotton falling to the ground through the carding device is carded again, impurities carried by the cotton falling to the ground are further removed, and the effect of removing the impurities such as cotton stalks and cotton hulls of the picked cotton falling to the ground is improved.

Description

Technical Field

[0001] The utility model relates to the field of fallen cotton harvesters, in particular to a cotton picking device of a fallen cotton picking machine. Background Art

[0002] During the collection process of fallen cotton, the cotton needs to be picked up from the ground. However, during the collection process of cotton, there will be a lot of impurities in the cotton, such as cotton leaves, cotton shells and cotton stalks, which need to be picked up and combed by a fallen cotton picking machine. It is found during use that the existing fallen cotton picking machine generally includes a picking device, a cotton combing device and a transfer and unloading device, that is, the cotton is combed by the cotton combing device after being picked up, and the combed cotton is transferred and unloaded by the transfer and unloading device. However, the fallen cotton combed by the cotton combing device still has a large amount of impurities, and the combing effect is not very good. To further improve the combing effect, a cotton picking device is designed between the combing device and the transfer and unloading device to further comb the cotton and improve the cleanliness of the cotton. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the defects of the above-mentioned technology and provide a cotton picking device which can prevent the unloading of a dropped cotton picking machine from being blocked.

[0004] A cotton picking device of a dropped cotton picking machine, on the frame of the dropped cotton picking machine, a picking device, a combing device, a cotton picking device and a transfer and unloading device are arranged in sequence from the front end to the rear end, the picking device is used to pick up the dropped cotton, the combing device is used to comb the dropped cotton picked up by the picking device, the cotton picking device transports the combed cotton from the combing device to the transfer and unloading device, the transfer and unloading device unloads the cleaned cotton, the cotton picking device comprises a sawtooth roller, a coarse-hair brush roller and four fine-hair brush rollers, the sawtooth roller is arranged between the combing device and the transfer and unloading device, the coarse-hair brush roller is arranged between the sawtooth roller and the transfer and unloading device, the four fine-hair brush rollers are evenly distributed on the lower side of the sawtooth roller, the four fine-hair brush rollers are transmission-connected to the combing device, the sawtooth roller, the coarse-hair brush roller and the combing device are transmission-connected, and the coarse-hair brush roller is transmission-connected to the transfer and unloading device;

[0005] The four fine-bristle brush rollers and one coarse-bristle brush roller rotate in the same direction, and the rotation direction of a sawtooth roller is opposite to that of the coarse-bristle brush roller.

[0006] Further, the picking device includes a picking roller;

[0007] The combing device comprises two first combing rollers, a gathering combing roller and two second combing rollers which are arranged in sequence from the front end to the rear end of the machine body, and spiral blades for gathering cotton are arranged at both ends of the gathering combing roller;

[0008] The transfer and unloading device comprises a spiral transmission roller;

[0009] The four fine-bristle brush rollers are connected to the second combing roller at the end of the combing device through one transmission connection, the sawtooth roller and the coarse-bristle brush roller are connected to the second combing roller at the end of the combing device through another transmission connection, and the spiral transmission roller is connected to the coarse-bristle brush roller through a transmission connection.

[0010] Furthermore, the picking roller, two first combing rollers, a gathering combing roller, and two second combing rollers are transmitted through a pulley belt, and the second combing roller at the tail end, four fine-hair brush rollers, a sawtooth roller, a coarse-hair brush roller, and a spiral transmission roller are transmitted through a sprocket chain.

[0011] Furthermore, a cover plate is provided above each first combing roller, gathering combing roller, each second combing roller, sawtooth roller and coarse brush roller, and a grid filter is provided below each first combing roller, gathering combing roller and each second combing roller, and there is no grid filter at the bottom of the four fine brush rollers.

[0012] Furthermore, the surface of the sawtooth roller is provided with combing saw teeth, each combing saw tooth is provided with a tooth tip and a tooth back, and the direction from the tooth back to the tooth tip is the same as the rotation direction of the sawtooth roller;

[0013] The surface of the fine-bristle brush roller is evenly distributed with a plurality of elastic bristle rods arranged one by one;

[0014] The surface of the coarse brush roller is evenly distributed with a plurality of brush groups, and each brush group includes a plurality of elastic bristle rods.

[0015] Advantages of the utility model: the utility model adds a cotton picking device between the combing device and the transfer and unloading device of the fallen cotton picking machine, which can not only ensure that the cotton enters the transfer and unloading device smoothly, but also realizes another combing of the fallen cotton that has passed through the combing device, further removes impurities carried by the fallen cotton, and improves the effect of removing impurities such as cotton stalks and cotton shells of the picked up fallen cotton. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of a cotton picking device of a dropped cotton picking machine of the utility model;

[0017] Figure 2 It is a schematic diagram of a sawtooth roller of a cotton picking device of a floor cotton picking machine of the utility model;

[0018] Figure 3 It is a schematic diagram of a coarse brush roller of a cotton picking device of a floor cotton picking machine of the utility model;

[0019] Figure 4 It is a schematic diagram of a fine brush roller of a cotton picking device of a floor cotton picking machine of the utility model;

[0020] Figure 5 It is a schematic diagram of the arrangement of saw teeth on a sawtooth roller of a cotton picking device of a dropped cotton picking machine of the utility model;

[0021] Figure 6 This is an internal schematic diagram of the utility model applied to a fallen cotton picking machine;

[0022] Figure 7 This is a first stereoscopic schematic diagram of the utility model applied to a fallen cotton picking machine;

[0023] Figure 8 This is a second stereoscopic schematic diagram of the utility model applied to a fallen cotton picking machine;

[0024] Fig. 9 This is a third stereoscopic schematic diagram of the utility model applied to a fallen cotton picking machine;

[0025] Fig.10 This is a schematic diagram of a picking roller of a picking device of a dropped cotton picking machine used in the utility model;

[0026] Fig.11 This is a schematic diagram of the first combing roller of the combing device of the utility model applied to the floor cotton picking machine;

[0027] Fig.12 This is a schematic diagram of the arrangement of the gathering and combing rollers of the cotton combing device of the utility model applied to the dropped cotton picking machine;

[0028] Fig.13 This is a schematic diagram of the second combing roller of the combing device of the utility model applied to the floor cotton picking machine;

[0029] Fig.14 It is a schematic diagram of a spiral transmission roller of a transfer and unloading device of a floor cotton picking machine according to the utility model;

[0030] Fig.15 This is a first stereoscopic schematic diagram of an implementation of the utility model applied to a dropped cotton picking machine;

[0031] Fig.16 yes Fig.15 A second stereoscopic schematic diagram of the implementation in FIG.

[0032] As shown in the figure: 1. Sawtooth roller; 2. Coarse brush roller; 3. Fine brush roller; 4. Pick-up roller; 5. First combing roller; 6. Gathering combing roller; 7. Second combing roller; 8. Spiral transmission roller; 9. Cover plate; 10. Grille filter; 11. Arc blocking plate; 12. Interceptor plate; 13. Outer grid frame; 14. Top plate; 15. Maintenance door; 16. Combing needle; 101. Combing saw teeth; 201. Brush group; 301. Brush rod; 401. Pick-up brush; 601. Spiral blade; 1011. Tooth tip; 1012. Tooth back; 1-1. Gearbox; 1-2. Outer spiral conveyor roller; 1-3. Cotton collection frame. DETAILED DESCRIPTION

[0033] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0034] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0035] In the description of the embodiments of the present utility model, if a feature is referred to as being "set", "fixed", "connected" or "installed" on another feature, it may be directly set, fixed, connected to another feature, or indirectly set, fixed, connected, or installed on another feature.

[0036] In the description of the embodiments of the present utility model, if "several" is involved, it means more than one, if "multiple" is involved, it means more than two, if "greater than", "less than" or "exceed" is involved, it should be understood as not including the number itself, if "above", "below" or "within" is involved, it should be understood as including the number itself. If "first" or "second" is involved, it should be understood as being used to distinguish technical features, and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0037] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0038] like Figure 1 As shown, a cotton picking device of a dropped cotton picking machine, on the frame of the dropped cotton picking machine, a picking device, a combing device, a cotton picking device and a transfer and unloading device are arranged in sequence from the front end to the rear end, the picking device is used to pick up the dropped cotton, the combing device is used to comb the dropped cotton picked up by the picking device, the cotton picking device transports the combed cotton from the combing device to the transfer and unloading device, the transfer and unloading device unloads the cleaned cotton, the cotton picking device comprises a sawtooth roller 1, a coarse-hair brush roller 2 and four fine-hair brush rollers 3, the sawtooth roller 1 is arranged between the combing device and the transfer and unloading device, the coarse-hair brush roller 2 is arranged between the sawtooth roller 1 and the transfer and unloading device, the four fine-hair brush rollers 3 are evenly distributed on the lower side of the sawtooth roller 1, the four fine-hair brush rollers 3 are transmission-connected with the combing device, the sawtooth roller 1, the coarse-hair brush roller 2 and the combing device are transmission-connected, and the coarse-hair brush roller 2 is transmission-connected with the transfer and unloading device;

[0039] like Figure 2 and Figure 5 As shown, the surface of the sawtooth roller 1 is provided with combing saw teeth 101, and each combing saw tooth 101 is provided with a tooth tip 1011 and a tooth back 1012. The direction from the tooth back 1012 to the tooth tip 1011 is the same as the rotation direction of the sawtooth roller 1. The position setting of the tooth back and the tooth tip is conducive to the combing of cotton, and the cotton will not fall off. After the cotton passes through the second combing roller 7 at the tail end, the cotton can be effectively entangled on the surface of the sawtooth under the action of the tooth tip 1011 of the combing saw tooth 101, and it will hardly fall off when combed by the fine-hair brush roller 3. When it runs to the coarse-hair brush roller 2, the coarse-hair brush roller 2 rotates in the opposite direction to the sawtooth roller 1, and the coarse-hair brush roller 2 rotates from the tooth back 1012 to the tooth tip 1011 of the sawtooth, so that the coarse-hair brush roller 2 can remove the cotton from the sawtooth roller 1 conveniently.

[0040] like Figure 4 As shown, the surface of the fine-bristle brush roller 3 is uniformly distributed with a plurality of elastic bristle rods 301 arranged one by one;

[0041] like Figure 3 As shown, a plurality of brush groups 201 are evenly distributed on the surface of the coarse-bristled brush roller 2 , and each brush group 201 includes a plurality of elastic bristle rods 301 .

[0042] The pick-up device comprises a pick-up roller 4, on which a pick-up brush 401 is provided. Fig.10 shown.

[0043] The combing device comprises two first combing rollers 5, a gathering combing roller 6 and two second combing rollers 7 which are arranged in sequence from the front end to the rear end of the machine body. The two ends of the gathering combing roller 6 are provided with spiral pieces 601 for gathering the cotton. The first combing roller 5, the second combing roller 6 and the gathering combing roller 7 are all provided with combing needles 16. Fig.11 , 12 and 13.

[0044] The transfer and unloading device includes a spiral transmission roller 8, such as Fig.14 shown.

[0045] like Figure 6 , 7 As shown in , 8 and 9, the four fine-hair brush rollers 3 and the one coarse-hair brush roller 2 rotate in the same direction, and the rotation direction of the sawtooth roller 1 is opposite to that of the coarse-hair brush roller 2;

[0046] The four fine-hair brush rollers 3 are connected to the second combing roller 7 at the end of the combing device through one transmission connection, the sawtooth roller 1 and the coarse-hair brush roller 2 are connected to the second combing roller 7 at the end of the combing device through another transmission connection, and the spiral transmission roller 8 is connected to the coarse-hair brush roller 2 through a transmission connection;

[0047] The pick-up roller 4, the two first combing rollers 5, the gathering combing roller 6, and the two second combing rollers 7 are transmitted through pulley belts, and the second combing roller 7 at the tail end, the four fine brush rollers 3, the sawtooth roller 1, the coarse brush roller 2 and the spiral transmission roller 8 are transmitted through sprocket chains;

[0048] A cover plate 9 is provided above each first combing roller 5, gathering combing roller 6, each second combing roller 7, sawtooth roller 1, coarse brush roller 2 and spiral transmission roller 8, and a grid filter 10 is provided below each first combing roller 5, gathering combing roller 6 and each second combing roller 7, and the four fine brush rollers 3 have no grid filter at the bottom;

[0049] An arc-shaped blocking plate 11 is provided at the front end of the picking roller 4, the first combing roller 5 at the front end of the combing device is arranged behind the picking roller 4, and an interception plate 12 is provided between the picking roller 4, an outer grid frame 13 is provided on the outside of the spiral transmission roller 8 of the transfer and unloading device, and a top plate 14 installed on the frame is provided above the picking roller 4, and an openable maintenance door 15 is provided between the top plate 14 and the cover plate 9 above the first combing roller 5 at the front end.

[0050] Embodiment: The utility model is applied to a dropped cotton picking machine pulled by a tractor.

[0051] like Fig.15 and 16As shown, a gearbox 1-1 connected to a traction tractor is arranged above the front end of the whole machine, and two output ends are arranged on the gearbox 1-1, one of which is connected to a picking roller 4 by belt transmission, and the other output end is connected to a first combing roller 5 arranged at the front end by belt transmission, an outer spiral conveying roller 1-2 is arranged at the unloading end of the spiral transmission roller 8 of the transfer and unloading device, and a cotton collecting frame 1-3 is arranged on the upper side of the tail end of the whole machine;

[0052] When the utility model is working, the tractor transmits power through the gearbox 1-1, and the picking roller 4, the two first combing rollers 5, the gathering combing roller 6, and the two second combing rollers 7 are transmitted through belts, and the second combing roller 7 at the tail end, the four fine brush rollers 3, the sawtooth roller 1, the coarse brush roller 2, the four fine brush rollers 3 and the spiral transmission roller 8 are transmitted through sprocket chains. When the utility model is rotated, the picking roller 4, the two first combing rollers 5, the gathering combing rollers 6, the two second combing rollers 7, the coarse brush roller 2, the four fine brush rollers 3 and the spiral transmission roller 8 all rotate clockwise, and the sawtooth roller 1 rotates counterclockwise. The picking roller 4 picks up cotton, and the cotton is picked up by the arc blocking plate 11. Under the action of the first combing roller 5 and the intercepting plate 12, the picked up fallen cotton is transported to the first combing roller 5, and under the combing and impurity removing action of the first combing roller 5, the gathering combing roller 6, the second combing roller 7, the serrated roller 1, the four fine brush rollers 3 and the coarse brush roller 2, the combed cotton is sent to the spiral transmission roller 8, and then unloaded into the cotton collecting frame 1-3 through the outer spiral conveying roller 1-2. Among them, the first combing roller 5, the gathering combing roller 6, and the second combing roller 7 are the combing and impurity removing process of the cotton combing device, and the serrated roller 1, the four fine brush rollers 3 and the coarse brush roller 2 are the secondary combing process of the cotton taking device. Multiple combing greatly improves the cleanliness of the fallen cotton.

[0053] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A cotton picking device of a dropped cotton picking machine, on the frame of the dropped cotton picking machine, a picking device, a combing device, a cotton picking device and a transfer and unloading device are arranged in sequence from the front end to the rear end, the picking device is used to pick up the dropped cotton, the combing device is used to comb the dropped cotton picked up by the picking device, the cotton picking device transports the combed cotton from the combing device to the transfer and unloading device, and the transfer and unloading device unloads the cleaned cotton, characterized in that: The cotton taking device comprises a sawtooth roller, a coarse brush roller and four fine brush rollers, the sawtooth roller is arranged between the combing device and the transfer and unloading device, the coarse brush roller is arranged between the sawtooth roller and the transfer and unloading device, the four fine brush rollers are evenly distributed on the lower side of the sawtooth roller, the four fine brush rollers are transmission-connected with the combing device, the sawtooth roller, the coarse brush roller and the combing device are transmission-connected, and the coarse brush roller is transmission-connected with the transfer and unloading device; The four fine-bristle brush rollers and one coarse-bristle brush roller rotate in the same direction, and the rotation direction of a sawtooth roller is opposite to that of the coarse-bristle brush roller.

2. The cotton picking device of the dropped cotton picking machine according to claim 1, characterized in that: The picking device comprises a picking roller; The combing device comprises two first combing rollers, a gathering combing roller and two second combing rollers which are arranged in sequence from the front end to the rear end of the machine body, and spiral blades for gathering cotton are arranged at both ends of the gathering combing roller; The transfer and unloading device includes a spiral transmission roller; The four fine-bristle brush rollers are connected to the second combing roller at the end of the combing device through one transmission connection, the sawtooth roller and the coarse-bristle brush roller are connected to the second combing roller at the end of the combing device through another transmission connection, and the spiral transmission roller is connected to the coarse-bristle brush roller through a transmission connection.

3. The cotton picking device of the dropped cotton picking machine according to claim 2, characterized in that: The pickup roller, two first combing rollers, a gathering combing roller, and two second combing rollers are transmitted through pulley belts, and the second combing roller at the tail end, four fine brush rollers, a sawtooth roller, a coarse brush roller, and a spiral transmission roller are transmitted through sprocket chains.

4. The cotton picking device of the dropped cotton picking machine according to claim 2, characterized in that: A cover plate is provided above each first combing roller, gathering combing roller, each second combing roller, sawtooth roller, coarse brush roller and spiral transmission roller; a grid filter is provided below each first combing roller, gathering combing roller and each second combing roller; there is no grid filter at the bottom of the four fine brush rollers.

5. The cotton picking device of the dropped cotton picking machine according to claim 2, characterized in that: The surface of the sawtooth roller is provided with combing saw teeth, each combing saw tooth is provided with a tooth tip and a tooth back, and the direction from the tooth back to the tooth tip is the same as the rotation direction of the sawtooth roller; The surface of the fine-bristle brush roller is evenly distributed with a plurality of elastic bristle rods arranged one by one; The surface of the coarse brush roller is evenly distributed with a plurality of brush groups, and each brush group includes a plurality of elastic bristle rods.

6. The cotton picking device of the dropped cotton picking machine according to claim 2, characterized in that: The front end of the pickup roller is provided with an arc-shaped blocking plate; The first combing roller at the front end of the combing device is arranged behind the pick-up roller, and an interception plate is arranged between the first combing roller and the pick-up roller; An external grid is arranged outside the spiral transmission roller of the transfer and unloading device.

7. The cotton picking device of the dropped cotton picking machine according to claim 4, characterized in that: A top plate installed on the frame is arranged above the pick-up roller, and an openable maintenance door is arranged between the top plate and the cover plate above the first combing roller at the front end.

8. The cotton picking device of the dropped cotton picking machine according to claim 2, characterized in that: The pick-up roller is provided with a pick-up brush, and the first combing roller, the second combing roller and the gathering combing roller are all provided with combing needles.

Images