Camellia oleifera fruit cattail and seed separation roller assembly

Abstract

The utility model discloses a camellia oleifera fruit cattail seed separating roller assembly which comprises a machine frame, bearing seats, a smooth roller and a tooth roller, the two ends of the smooth roller and the two ends of the tooth roller are installed on the machine frame through the bearing seats respectively, and each bearing seat comprises a lower positioning seat, an end positioning block, a middle positioning block and a lower positioning block. A semicircular lower smooth roll positioning groove and a semicircular lower tooth roll positioning groove are formed in the upper portion of the lower positioning seat in an up-down staggered mode, upper smooth roll positioning grooves corresponding to the lower smooth roll positioning groove are formed in the bottom of the end positioning block and the bottom of the middle positioning block respectively, a first notch is formed in the lower portion of one end of the end positioning block, and second notches are formed in the lower portions of the two ends of the middle positioning block respectively. The two second notches make contact with each other, the first notches and the second notches which make contact with each other are matched to form an installation groove allowing the lower positioning block to be placed in, and an upper tooth roller positioning groove corresponding to the lower tooth roller positioning groove is formed in the bottom of the lower positioning block. According to the utility model, the roller shaft can be quickly replaced, the later maintenance cost is reduced, and the processing cost is reduced.

Description

Technical Field

[0001] The utility model belongs to the field of agricultural machinery, and in particular relates to a tea fruit and cattail seed separation roller assembly. Background Art

[0002] The known patent document CN210333265U discloses a plane-arranged toothed smooth roller oil tea fruit and cattail seed separator, wherein the roller part adopts a plane-arranged multiple groups of smooth rollers and toothed roller pairs, the toothed roller comprises a plurality of tooth plates, a toothed roller shaft and two nuts, a plurality of the tooth plates are sleeved on the toothed roller shaft, the two ends of the toothed roller shaft are located on both sides of the plurality of tooth plates and are threadedly connected with the two nuts, the tooth plates are evenly provided with tooth portions and groove portions along the radial direction, and cattail seeds are separated under the smooth roller and the toothed roller pairs with different linear speeds during operation; although this pair of rollers and the pair of rollers for removing impurities overcomes the problem of poor separation effect, the following problems still exist: 1. Due to the high rotation speed, the bearings at both ends of the toothed roller shaft are easy to wear, and the toothed roller shaft needs to be replaced frequently, and the existing bearing seat needs to remove the entire bearing cover plate when replacing, which is time-consuming and inconvenient to replace; 2. The tooth portion and the groove portion of the tooth plate are an integrated structure, and the overall thickness is relatively thick, and its shape is more inclined to a tooth block. Once the tooth portion is damaged, it needs to be replaced as a whole, and the maintenance cost is high; in view of this, it is necessary to design a tea fruit and cattail seed separation roller assembly. Utility Model Content

[0003] The utility model aims to overcome the deficiencies of the prior art and provide a tea-oil fruit and cattail seed separation roller assembly.

[0004] In order to achieve the above purpose, the utility model is implemented through the following technical solutions:

[0005] A tea-leaf cattail seed separation roller assembly comprises a frame, a bearing seat, a smooth roller and a toothed roller, wherein the two ends of the smooth roller and the toothed roller are respectively mounted on the frame through the bearing seats, the bearing seat comprises a lower positioning seat, an end positioning block, an intermediate positioning block and a lower positioning block, the upper part of the lower positioning seat is staggered with semicircular lower smooth roller positioning grooves and semicircular lower toothed roller positioning grooves, the bottoms of the end positioning block and the intermediate positioning block are respectively provided with upper smooth roller positioning grooves corresponding to the lower smooth roller positioning grooves, the lower part of one end of the end positioning block is provided with a first notch, the lower parts of the two ends of the intermediate positioning block are respectively provided with second notches, the two contacting second notches, the contacting first notch and the second notch cooperate to form an installation groove for the lower positioning block to be placed, and the bottom of the lower positioning block is provided with an upper toothed roller positioning groove corresponding to the lower toothed roller positioning groove.

[0006] Furthermore, countersunk holes are provided on the end positioning blocks and the middle positioning blocks respectively; the end positioning blocks and the middle positioning blocks are connected to the lower positioning seats respectively by bolts, the lower positioning blocks at both ends are pressed together by the end positioning blocks and the middle positioning blocks, and the remaining lower positioning blocks are pressed by the two contacting middle positioning blocks.

[0007] Furthermore, the gear roller includes gear pieces and spacer rings alternately arranged on the gear roller shaft, and the gear pieces or spacer rings at both ends are axially positioned by nuts.

[0008] Furthermore, the thickness of the tooth plate is 1-3 mm, and the outer diameter is 80-120 mm; the teeth are evenly distributed in the outer circumferential direction of the tooth plate.

[0009] Furthermore, the tooth angle is 30-40 degrees, the tooth depth is 5-15 mm; a hexagonal through hole is provided in the center of the tooth plate, and the diameter of the inscribed circle of the hexagon is 20-40 mm.

[0010] Furthermore, the outer diameter of the spacer ring is 55-85 mm, the thickness of the spacer ring is 10-20 mm, and a hexagonal through hole is provided in the center of the spacer ring.

[0011] Furthermore, the gap between the smooth roller and the toothed roller is 1-5 mm.

[0012] Furthermore, multiple groups of smooth rollers and toothed rollers are provided, and the same-direction ends of the smooth rollers and toothed rollers extend to the outside of the frame and are respectively equipped with smooth roller gears and toothed roller gears, the smooth roller gears and toothed roller gears are meshed with each other, and at least one smooth roller or toothed roller is connected to an external power source. Beneficial Effects

[0013] 1. The bearing seat of the utility model adopts a combined modular structure. When the roller shaft needs to be replaced, only partial disassembly is required to realize the rapid replacement of the roller shaft, thereby reducing the subsequent maintenance cost.

[0014] 2. The tooth pieces and spacer rings of the utility model are alternately installed on the tooth roller shaft. The tooth pieces are sheet-shaped and thin, and can be processed in batches by stamping technology. Compared with CN210333265U, the processing time is shortened, and the processing cost and use cost are reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0016] Figure 1 This is a schematic diagram of the structure of a preferred embodiment 1 of the utility model;

[0017] Figure 2 This is an exploded view of the bearing seat in the preferred embodiment 1 of the utility model;

[0018] Figure 3 This is an exploded view of the smooth roller and the toothed roller in the preferred embodiment 2 of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the gear roller in the preferred embodiment 2 of the utility model;

[0020] Figure 5for Figure 4 A partial enlarged picture of the

[0021] In the figure: frame 1, bearing seat 2, smooth roller 3, gear roller 4, gear plate 5, spacer ring 6, nut 7, bearing 8, smooth roller gear 9, gear roller gear 10, lower positioning seat 21, end positioning block 22, middle positioning block 23, lower positioning block 24. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] Example 1: Please refer to Figure 1 and Figure 2 The figure shows a tea-leaf cattail seed separation roller assembly, including a frame 1, a bearing seat 2, a smooth roller 3 and a gear roller 4. The two ends of the smooth roller 3 and the gear roller 4 are respectively installed on the frame 1 through the bearing seat 2. The bearing seat 2 includes a lower positioning seat 21, an end positioning block 22, an intermediate positioning block 23 and a lower positioning block 24. The upper part of the lower positioning seat 21 is staggered with semicircular lower smooth roller positioning grooves 211 and semicircular lower gear roller positioning grooves 212. The bottoms of the end positioning blocks 22 and the intermediate positioning blocks 23 are respectively provided with upper smooth roller positioning grooves corresponding to the lower smooth roller positioning grooves 211. The lower part of one end of the end positioning block 22 is provided with a first notch, and the lower parts of the two ends of the intermediate positioning block 23 are respectively provided with second notches. The two second notches in contact with each other and the corresponding second notches are respectively provided with a first notch. The first contact notch cooperates with the second contact notch to form an installation groove for the lower positioning block 24 to be placed. The bottom of the lower positioning block 24 is provided with an upper gear roller positioning groove corresponding to the lower gear roller positioning groove 212; the end positioning block 22 and the middle positioning block 23 are respectively provided with countersunk holes; the end positioning block 22 and the middle positioning block 23 are respectively connected to the lower positioning seat 21 by bolts, and the lower positioning blocks 24 at both ends are pressed together by the end positioning blocks 22 and the middle positioning blocks 23, and the remaining lower positioning blocks 24 are pressed by the two contacting middle positioning blocks 23. The bearing seat 2 of the utility model adopts a combined modular structure. When the roller shaft needs to be replaced, it only needs to loosen the bolts of the corresponding positioning block and disassemble the corresponding positioning block to achieve quick replacement.

[0024] Furthermore, the gap between the smooth roller 3 and the toothed roller 4 is 1-5 mm.

[0025] Furthermore, multiple groups of smooth rollers 3 and gear rollers 4 are provided, and the same-direction ends of the smooth rollers 3 and gear rollers 4 extend to the outside of the frame 1 and are respectively installed with smooth roller gears 9 and gear roller gears 10, the smooth roller gears 9 and gear roller gears 10 are meshed with each other, and at least one smooth roller 3 or gear roller 4 is connected to an external power source.

[0026] Example 2: Please refer to Figure 3 — Figure 5As shown, the difference from Example 1 is that: the gear roller 4 includes gear pieces 5 and spacer rings 6 alternately arranged on the gear roller shaft, bearings 8 are provided at both ends of the shaft, and the gear pieces 5 or spacer rings 6 at both ends are axially positioned by nuts 7; the gear pieces and spacer rings of the utility model are alternately installed on the gear roller shaft, the gear pieces are sheet-shaped and thin, and can be batch processed by stamping technology. Compared with CN210333265U, the processing time is shortened, and the processing cost and use cost are reduced.

[0027] Optionally, the thickness of the tooth plate 5 is 1-3mm, and the outer diameter is 80-120mm; the teeth are evenly distributed in the outer circumferential direction of the tooth plate 5, the tooth angle is 30-40 degrees, and the tooth depth is 5-15mm; a hexagonal through hole is provided in the center of the tooth plate 5, and the diameter of the inscribed circle of the hexagon is 20-40mm; the outer diameter of the spacer ring 6 is 55-85mm, the thickness of the spacer ring 6 is 10-20mm, and a hexagonal through hole is provided in the center of the spacer ring 6.

[0028] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is defined by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0029] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A tea seed separation roller assembly, comprising a frame (1), a bearing seat (2), a smooth roller (3) and a toothed roller (4), wherein both ends of the smooth roller (3) and the toothed roller (4) are respectively mounted on the frame (1) through the bearing seat (2), and characterized in that: The bearing seat (2) comprises a lower positioning seat (21), an end positioning block (22), an intermediate positioning block (23) and a lower positioning block (24); the upper portion of the lower positioning seat (21) is staggered with semicircular lower smooth roller positioning grooves (211) and semicircular lower gear roller positioning grooves (212); the bottoms of the end positioning block (22) and the intermediate positioning block (23) are respectively provided with upper smooth roller positioning grooves corresponding to the lower smooth roller positioning grooves (211); the lower portion of one end of the end positioning block (22) is provided with a first notch; the lower portions of both ends of the intermediate positioning block (23) are respectively provided with second notches; the two contacting second notches and the contacting first notch cooperate with the second notch to form a mounting groove for the lower positioning block (24) to be placed; the bottom of the lower positioning block (24) is provided with an upper gear roller positioning groove corresponding to the lower gear roller positioning groove (212).

2. The oil-tea camellia and cattail seed separation roller assembly according to claim 1, characterized in that: The end positioning blocks (22) and the middle positioning blocks (23) are respectively provided with countersunk holes; the end positioning blocks (22) and the middle positioning blocks (23) are respectively connected to the lower positioning seats (21) by bolts; the lower positioning blocks (24) at both ends are pressed together with the middle positioning blocks (23) by the end positioning blocks (22); and the remaining lower positioning blocks (24) are pressed by two contacting middle positioning blocks (23).

3. The oil-tea camellia and cattail seed separation roller assembly according to claim 1, characterized in that: The gear roller (4) comprises gear pieces (5) and spacer rings (6) alternately arranged on the gear roller shaft, and the gear pieces (5) or spacer rings (6) at both ends are axially positioned by nuts (7).

4. The oil-tea camellia cattail seed separation roller assembly according to claim 3, characterized in that: The thickness of the tooth piece (5) is 1-3 mm, and the outer diameter is 80-120 mm; the teeth are evenly distributed in the outer circumferential direction of the tooth piece (5).

5. The oil-tea camellia and cattail seed separation roller assembly according to claim 4, characterized in that: The tooth angle is 30-40 degrees, and the tooth depth is 5-15 mm. A hexagonal through hole is provided at the center of the tooth piece (5), and the diameter of the inscribed circle of the hexagon is 20-40 mm.

6. The oil-tea camellia cattail seed separation roller assembly according to claim 3, characterized in that: The outer diameter of the spacer ring (6) is 55-85 mm, the thickness of the spacer ring (6) is 10-20 mm, and a hexagonal through hole is provided in the center of the spacer ring (6).

7. The oil-tea camellia cattail seed separation roller assembly according to claim 1, characterized in that: The gap between the smooth roller (3) and the toothed roller (4) is 1-5 mm.

8. The oil-tea camellia and cattail seed separation roller assembly according to claim 1, characterized in that: Multiple groups of smooth rollers (3) and toothed rollers (4) are provided. The same-direction ends of the smooth rollers (3) and toothed rollers (4) extend to the outside of the frame (1) and are respectively provided with smooth roller gears (9) and toothed roller gears (10). The smooth roller gears (9) and toothed roller gears (10) are meshed with each other. At least one smooth roller (3) or toothed roller (4) is connected to an external power source.

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