Automatic fixed-length cutting device for formed biomass straw

Abstract

The invention provides an automatic fixed-length cutting device for formed biomass straw. The automatic fixed-length cutting device comprises a guide part, a connecting part, a rotating part, a follow-up connecting rod, a follow-up push rod, a cutting part and a reset part. A channel is formed between the two ends of the guide part; one end of the connecting part is connected with the guiding part, the other end of the connecting part extends through the opening, the rotating part is hinged to the connecting part, one end of the rotating part is a stress end and is arranged in the extending direction of the channel so that a cutting distance can be formed between the opening and the stress end, and the rotating part is used for rotating along the hinged position of the rotating part when formed straw pushes the stress end. The follow-up connecting rod is rotated, so that the follow-up push rod is driven to push the formed straw, and the cut-off component cuts off the formed straw; the reset part is used for driving the rotating part to reset or driving the follow-up push rod to reset. The invention aims to provide the automatic fixed-length cutting device for the formed biomass straws, which can cut the formed straws to a certain length without being driven by a motor.

Description

Technical Field

[0001] The invention relates to the field of biomass straws, and in particular to an automatic fixed-length cutting device for shaped biomass straws. Background Art

[0002] Biomass straw is a clean renewable energy source, including corn stalks, wheat stalks, rice stalks, oil crop straws, bean crop straws, grain crop straws, cotton stalks and other crop stalks, as well as rice husks, sawdust, etc. In production, straw forming machines are often used to compress loose biomass straws under suitable conditions of pressure, temperature, particle size and moisture content (generally cylindrical or polygonal columns) to improve the combustion performance of fuel. The compressed biomass straw sticks have the characteristics of cleanliness, high calorific value and high combustion efficiency, and can be used as fuel for furnaces, boilers and power generators.

[0003] After the biomass straw is formed by the straw forming machine, it is necessary to cut the compressed biomass straw into a certain length for easy storage and transportation, and also for use as fuel. In the prior art, the formed straw is usually cut by a motor-driven blade; this method does not work when the motor fails. Therefore, it is necessary to propose an automatic fixed-length cutting device for formed biomass straw that can cut the formed straw into a certain length without the need for a motor drive. Summary of the invention

[0004] The main purpose of the present invention is to provide a device for automatically cutting the formed biomass straw to a certain length without the need for motor drive.

[0005] To achieve the above-mentioned purpose, the automatic fixed-length cutting device for shaped biomass straw proposed in the present invention comprises a guide component, a connecting component, a rotating component, a follower connecting rod, a follower push rod, a cutting component and a reset component; one end of the guide component is open for connecting to the material outlet of the forming equipment, the other end of the guide component extends in the direction of the straw forming length and is open, and a channel for passing the shaped straw is formed between the two ends of the guide component; one end of the connecting component is connected to the two ends of the guide component, the other end of the connecting component extends through the opening along the length direction of the guide component, the two ends of the rotating component are hinged to the extended end of the connecting component, and one end of the rotating component is force-bearing The end, the force-bearing end is arranged in the extension direction of the channel to form a cutting distance between the opening and the force-bearing end, the other end of the rotating component is hinged to one end of the follower connecting rod, the other end of the follower connecting rod is hinged to one end of the follower pushing rod, and the cutting component is connected to the open end of the guide component; the rotating component is used to rotate along the hinge with the connecting component when the shaped straw pushes the force-bearing end, so that the follower connecting rod rotates, thereby driving the follower pushing rod to push the shaped straw to extend out of the opening, so that the cutting component cuts off the section of the shaped straw extending out of the opening; the resetting component is used to drive the rotating component to reset or drive the follower pushing rod to reset.

[0006] Preferably, the connecting component includes a connecting plate and a mounting plate, the connecting plate is one end of the connecting component connected to the guide component, and the mounting plate is one end of the connecting component extended, the mounting plate and the connecting plate are provided with adjustment structures, and the connecting component is also provided with a fastening element that can be locked and loosened, and when the fastening element is tightened, it is used to cooperate with the adjustment structure to fix the mounting plate to the connecting plate, and when the fastening element is loosened, the mounting plate can move relative to the connecting plate to adjust the cutting distance between the cutting component and the force-bearing end of the rotating component.

[0007] Preferably, the fastening element includes a fastening bolt and a fastening nut, the adjustment structure includes a slide groove and an opening, the slide groove is arranged on the mounting plate, the opening is arranged on the connecting plate, and the fastening bolt is used to pass through the slide groove and the opening in sequence to cooperate with the fastening nut to lock or loosen.

[0008] Preferably, the fastening bolt is provided with a handle, and the handle is fixedly connected to an end of the fastening bolt away from the threaded section.

[0009] Preferably, the biomass straw automatic fixed-length cutting device further comprises a fixing component, one end of which is used to be connected to the forming device, and the other end of which is connected to the connecting component.

[0010] Preferably, the cutting edge of the cutting component is arranged at the opening, the cutting element is connected to the end of the fixing component away from the forming device, the connecting plate is formed with a sliding structure for abutting against the mounting plate, one end of the sliding structure is connected to the connecting plate, and the other end of the sliding structure extends away from the connecting plate and is connected to the cutting element.

[0011] Preferably, the mounting plate is provided with a limiting element, the limiting element forms a slideway, and one end of the follower push rod away from the follower connecting rod passes through the slideway and can slide along the slideway under the drive of the follower connecting rod.

[0012] Preferably, the automatic fixed-length cutting device for shaped biomass straw also includes a unloading ring, which is arranged in the length direction of the channel, one end of the unloading ring is hinged to one end of the follower push rod passing through the slide, and the unloading ring is used to lift a section of the shaped straw that extends out of the opening.

[0013] Preferably, the mounting plate is provided with a rotating shaft, a rolling bearing is provided at the hinge between the mounting plate and the rotating component, the outer ring of the rolling bearing is connected to the rotating component, and the inner ring of the rolling bearing is sleeved on the rotating component.

[0014] Preferably, the reset component is a spring, which is sleeved on the follower push rod, one end of the spring abuts against the mounting plate, and the other end of the spring abuts against one end of the follower push rod toward the follower connecting rod, and the reset component is used to push the follower push rod so that one end of the follower push rod is used to push the molded straw away from the molded straw.

[0015] In the technical solution of the present invention, the opening of the guide component is fixedly connected to the material outlet of the forming device before use, and the formed straw will enter the channel from the opening and extend from the opening until it contacts the force-bearing end, pushing the rotating component, and the rotating component rotates to drive the follower connecting rod, and the follower connecting rod pushes the follower push rod, and the end of the follower push rod away from the follower connecting rod pushes the formed straw toward the cutting edge of the cutting component, and a section of the formed straw extending out of the opening is cut off by the cutting edge of the cutting component, and then falls under the action of its own gravity, and the formed straw is separated from the force-bearing end of the rotating component; the rotating component is reset under the action of the resetting component, driving the follower push rod to reset, or the follower push rod is reset under the action of the resetting component, and such a reciprocating cycle can automatically cut the formed straw into straw sticks of a certain length without the need for motor drive. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] 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 or the description of the prior art 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 the structures shown in these drawings without paying creative work.

[0017] Figure 1 It is a front view of an embodiment of the automatic fixed-length cutting device for formed biomass straws of the present invention;

[0018] Figure 2 This is a three-dimensional structural view of the automatic fixed-length cutting device for forming biomass straw;

[0019] Figure 3 It is a left view of the automatic fixed-length cutting device for formed biomass straw;

[0020] Figure 4 It is a schematic diagram of the structure of the cutting components of the automatic fixed-length cutting device for forming biomass straw;

[0021] Figure 5 This is an exploded view of the automatic fixed-length cutting device for formed biomass straw.

[0022] In the figure: 1-guide component; 2-connecting component; 3-rotating component; 4-follow-up connecting rod; 5-follow-up push rod; 6-cutting component; 7-resetting component; 8-fastening element; 9-fixing component; 10-unloading ring; 11-bearing; 101-opening; 102-opening; 201-connecting plate; 202-mounting plate; 301-force end; 801-handle; 201a-sliding structure; 202a-slide groove, 202b-limiting element; 202c-rotating shaft.

[0023] The realization of the purpose, functional features and advantages of the present invention will be further explained in conjunction with embodiments and with reference to the accompanying drawings. Implementation

[0024] 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.

[0025] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0026] In addition, in the present invention, descriptions such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0027] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0029] The invention provides an automatic fixed-length cutting device for shaped biomass straws.

[0030] Please refer to Figures 1 to 5The automatic fixed-length cutting device for shaped biomass straw comprises a guide component 1, a connecting component 2, a rotating component 3, a follower connecting rod 4, a follower push rod 5, a cutting component 6 and a reset component 7; the opening 101 at one end of the guide component 1 is used to connect to the material outlet of the forming equipment, the other end of the guide component 1 extends toward the straw forming length direction and is open 102, and a channel for passing the shaped straw is formed between the two ends of the guide component 1; one end of the connecting component 2 is connected to the two ends of the guide component 1, and the other end of the connecting component 2 extends through the opening 102 along the length direction of the guide component 1, and the two ends of the rotating component 3 are hinged to the extended end of the connecting component 2, and one end of the rotating component 3 is a force-bearing end 301, and the force-bearing end 30 1 is arranged in the extension direction of the channel so that a cutting distance is formed between the opening 102 and the force-bearing end 301, the other end of the rotating component 3 is hinged to one end of the follower connecting rod 4, the other end of the follower connecting rod 4 is hinged to one end of the follower push rod 5, and the cutting component 6 is connected to one end of the opening 102 of the guide component 1; the rotating component 3 is used to rotate along the hinge with the connecting component 2 when the formed straw pushes the force-bearing end 301, so that the follower connecting rod 4 rotates, thereby driving the follower push rod 5 to push the formed straw to extend out of the opening 102, so that the cutting component 6 cuts off the section of the formed straw extending out of the opening 102; the resetting component 7 is used to drive the rotating component 3 to reset or drive the follower push rod 5 to reset. In this embodiment, the rotating component 3 also includes a transition connecting rod, one end of the transition connecting rod is connected to the end of the rotating component 3 away from the force-bearing end, and the other end of the transition connecting rod is hinged to the end of the follower connecting rod 4 away from the follower push rod 5; the follower push rod 5 is used to push the end of the formed straw to form an abutment structure, and the abutment structure is used to fit and abut on the surface of the formed straw. By setting the abutment structure, the pressure between the follower push rod 5 and the contact surface of the formed straw can be controlled within a certain range, thereby preventing the follower push rod 5 from damaging the surface of the formed straw or breaking the formed straw.

[0031] In the technical solution of the present invention, before use, the opening 101 of the guide component 1 is fixedly connected to the material outlet of the forming device, and the formed straw will enter the channel from the opening 101 and extend from the open mouth 102 until it contacts the force-bearing end 301, pushing the rotating component 3, and the rotating component 3 rotates to drive the follower connecting rod 4, and the follower connecting rod 4 pushes the follower push rod 5, and the end of the follower push rod 5 away from the follower connecting rod 4 pushes the formed straw to move toward the cutting edge of the cutting component 6, and a section of the formed straw extending out of the open mouth 102 is cut off by the cutting edge of the cutting component 6, and then falls under the action of its own gravity, and the formed straw is separated from the force-bearing end 301 of the rotating component 3; the rotating component 3 is reset under the action of the resetting component 7, driving the follower push rod 5 to reset, or the follower push rod 5 is reset under the action of the resetting component 7, and such a reciprocating cycle can automatically cut the formed straw into straw sticks of a certain length without the need for motor drive.

[0032] Please refer to Figure 1 and Figure 2 Preferably, the connecting component 2 includes a connecting plate 201 and a mounting plate 202, wherein the connecting plate 201 is one end of the connecting component 2 connected to the guide component 1, and the mounting plate 202 is one end of the connecting component 2 extending therefrom. The mounting plate 202 and the connecting plate 201 are provided with an adjustment structure, and the connecting component 2 is further provided with a fastening element 8 capable of being locked and loosened, wherein the fastening element 8 is used to cooperate with the adjustment structure to fix the mounting plate 202 to the connecting plate 201 when fastened, and when the fastening element 8 is loosened, the mounting plate 202 can move relative to the connecting plate 201 to adjust the cutting distance between the cutting component 6 and the force-bearing end 301 of the rotating component 3. Such a design allows the operator to adjust the mounting plate 202 to control the length of the straw stick cut from the formed straw segment.

[0033] Please refer to Figure 1 , Figure 2 and Figure 5 Preferably, the fastening element 8 includes a fastening bolt and a fastening nut, and the adjusting structure includes a slide groove 202a and an opening, wherein the slide groove 202a is provided on the mounting plate 202, and the opening is provided on the connecting plate 201, and the fastening bolt is used to sequentially pass through the slide groove 202a and the opening to cooperate with the fastening nut to lock or loosen. In this embodiment, a scale line is provided at the slide groove 202a, and the scale line is used to indicate the distance between the cutting element and the force-bearing end 301 of the rotating component 3. By providing the scale line, the operator can more accurately adjust the adjusting element to control the length of the cut straw stick.

[0034] Please refer to Figure 1 and Figure 2Preferably, the fastening bolt is provided with a handle 801, and the handle 801 is fixedly connected to the end of the fastening bolt away from the threaded section. By providing the handle 801, the operator can adjust the adjustment element or rotate the adjustment element more labor-savingly; in this embodiment, the adjustment structure is provided with two, and the fastening element 8 is provided with two. Of course, the number of the adjustment structure and the fastening element 8 is not limited to this.

[0035] Please refer to Figure 1 , Figure 3 and Figure 4 Preferably, the automatic fixed-length cutting device for forming biomass straw further comprises a fixing component 9, one end of which is used to connect with the forming device, and the other end of which is connected with the connecting component 2. It is not strong enough to connect with the forming device only through the opening 101 of the guide component 1. By setting the fixing component 9, the connection between the automatic fixed-length cutting device for forming biomass straw and the forming device is more stable; in this embodiment, the fixing component 9 is a rod-shaped structural member, and two fixing components 9 are provided. The fixing component 9 has the same length as the guide component 1. The fixing component 9 is arranged parallel to the guide component 1 and is arranged in a triangular structure with the guide component 1. Such a structure has good stability; of course, the shape, quantity and position of the fixing component 9 are not limited thereto.

[0036] Please refer to Figure 4 and Figure 5 Preferably, the cutting edge of the cutting component 6 is arranged at the opening 102, the cutting element is connected to the end of the fixing component 9 away from the forming device, the connecting plate 201 is formed with a sliding structure 201a for abutting against the mounting plate 202, one end of the sliding structure 201a is connected to the connecting plate 201, and the other end of the sliding structure 201a extends away from the connecting plate 201 and is connected to the cutting element. In this embodiment, the cutting element and the connecting plate 201 are respectively annular plates, the connecting plate 201 is connected to the two ends of the guide component 1, and the connecting plate 201 is connected to the two ends of the fixing rod. Such a configuration can make the connection between the cutting element and the connecting component 2 more stable; of course, the shape and connection relationship of the cutting element and the connecting plate 201 are not limited to this.

[0037] Please refer to Figure 1 and Figure 5Preferably, the mounting plate 202 is provided with a limiting element 202b, and the limiting element 202b is formed with a slideway, and the end of the follower push rod 5 away from the follower connecting rod 4 passes through the slideway and can slide along the slideway under the drive of the follower connecting rod 4. In this embodiment, the mounting plate 202 is a rectangular plate, one end of the limiting element 202b is detachably connected to a side of the mounting plate 202 facing the guide rod by a bolt, and the other end of the limiting element 202b extends away from the mounting plate 202.

[0038] Please refer to Figure 1 and Figure 5 Preferably, the automatic fixed-length cutting device for forming biomass straw further comprises a discharge ring 10, which is arranged in the length direction of the channel, and one end of the discharge ring 10 is hinged to one end of the follower push rod 5 passing through the slideway, and the discharge ring 10 is used to lift a section of the formed straw extending out of the opening 102. When the opening 102 is far away from the force-bearing end 301 of the rotating component 3, a section of the formed straw passing through the opening 102 may be bent due to its own gravity. By setting the discharge ring 10, a section of the formed straw passing through the opening 102 can be lifted to avoid bending of the formed straw. After the formed straw is cut off, due to the different lengths from the two ends of the cut straw to the discharge ring 10, the discharge ring 10 will rotate with the hinge point with the follower push rod 5 as the rotation point, and the cut formed straw will slide off the discharge ring 10. In this embodiment, the discharge ring 10 is a triangular ring. Of course, the shape of the discharge ring 10 is not limited thereto, and those skilled in the art can make corresponding adjustments according to actual use needs.

[0039] Please refer to Figure 1 and Figure 5 Preferably, the mounting plate 202 is provided with a rotating shaft 202c, and a rolling bearing 11 is provided at the hinge between the mounting plate 202 and the rotating component 3, the outer ring of the rolling bearing 11 is connected to the rotating component 3, and the inner ring of the rolling bearing 11 is sleeved on the rotating shaft 202c. By providing the rotating shaft 202c and the rolling bearing 11, the friction between the rotating component 3 and the mounting plate 202 can be reduced when the rotating component 3 rotates.

[0040] Please refer to Figure 1 and Figure 2Preferably, the reset component 7 is a spring, which is sleeved on the follower push rod 5, one end of the spring abuts against the mounting plate 202, and the other end of the spring abuts against one end of the follower push rod 5 facing the follower connecting rod 4, and the reset component 7 is used to push the follower push rod 5 so that one end of the follower push rod 5 used to push the molded straw is away from the molded straw. When the molded straw does not contact the force-bearing end 301, the follower push rod 5 is supported by the reset component and moves away from the molded straw, so that the follower push rod 5 does not block the path of the molded straw.

[0041] The above are only preferred embodiments of the present invention, and are not intended to limit the patent scope of the present invention. All equivalent structural changes made using the contents of the present invention's specification and drawings, or directly / indirectly applied in other related technical fields, are included in the patent protection scope of the present invention.

Claims

1. A device for automatically cutting biomass straw to a fixed length, characterized in that: The invention comprises a guide component, a connecting component, a rotating component, a follower connecting rod, a follower push rod, a cutting component and a reset component; one end of the guide component is open for connecting to a material outlet of a forming device, the other end of the guide component extends toward the length direction of the straw forming and is open, and a channel for passing the formed straw is formed between the two ends of the guide component; one end of the connecting component is connected to the two ends of the guide component, the other end of the connecting component extends through the opening along the length direction of the guide component, the two ends of the rotating component are hinged to the extended end of the connecting component, one end of the rotating component is a force-bearing end, and the force-bearing end is arranged at the In the extending direction, a cutting distance is formed between the opening and the force-bearing end, the other end of the rotating component is hinged to one end of the follower connecting rod, the other end of the follower connecting rod is hinged to one end of the follower pushing rod, and the cutting component is connected to the open end of the guide component; the rotating component is used to rotate along the hinge with the connecting component when the shaped straw pushes the force-bearing end, so that the follower connecting rod rotates, thereby driving the follower pushing rod to push the shaped straw to extend out of the opening, so that the cutting component cuts off the shaped straw extending out of the opening; the resetting component is used to drive the rotating component to reset or drive the follower pushing rod to reset.

2. The automatic fixed-length cutting device for shaped biomass straw according to claim 1 is characterized in that: The connecting component includes a connecting plate and a mounting plate, the connecting plate is one end of the connecting component connected to the guide component, the mounting plate is one end of the connecting component extended, the mounting plate and the connecting plate are provided with adjustment structures, and the connecting component is also provided with a fastening element that can be locked and loosened, and when the fastening element is tightened, it is used to cooperate with the adjustment structure to fix the mounting plate on the connecting plate, and when the fastening element is loosened, the mounting plate can move relative to the connecting plate to adjust the cutting distance between the cutting component and the force-bearing end of the rotating component.

3. The automatic fixed-length cutting device for shaped biomass straw according to claim 2 is characterized in that: The fastening element includes a fastening bolt and a fastening nut, the adjustment structure includes a slide groove and an opening, the slide groove is arranged on the mounting plate, the opening is arranged on the connecting plate, and the fastening bolt is used to pass through the slide groove and the opening in sequence to cooperate with the fastening nut to lock or loosen.

4. The automatic fixed-length cutting device for shaped biomass straw according to claim 3 is characterized in that: The fastening bolt is provided with a handle, and the handle is fixedly connected to an end of the fastening bolt away from the threaded section.

5. The automatic fixed-length cutting device for shaped biomass straw according to claim 4 is characterized in that: It also includes a fixing component, one end of which is used to be connected to the forming device, and the other end of which is connected to the connecting component.

6. The automatic fixed-length cutting device for shaped biomass straw according to claim 5, characterized in that: The cutting edge of the cutting component is arranged at the opening, the cutting element is connected to the end of the fixing component away from the forming device, the connecting plate is formed with a sliding structure for abutting against the mounting plate, one end of the sliding structure is connected to the connecting plate, and the other end of the sliding structure extends away from the connecting plate and is connected to the cutting element.

7. The automatic fixed-length cutting device for shaped biomass straw according to claim 2, characterized in that: The mounting plate is provided with a limiting element, and the limiting element is formed with a slideway. One end of the follower push rod away from the follower connecting rod passes through the slideway and can slide along the slideway under the drive of the follower connecting rod.

8. The automatic fixed-length cutting device for shaped biomass straw according to claim 7, characterized in that: It also includes a discharge ring, which is arranged in the length direction of the channel, one end of the discharge ring is hinged to one end of the follower push rod passing through the slideway, and the discharge ring is used to lift the molded straw to extend out of the open section.

9. The automatic fixed-length cutting device for shaped biomass straw according to claim 2, characterized in that: The mounting plate is provided with a rotating shaft, and a rolling bearing is provided at the hinge between the mounting plate and the rotating component. The outer ring of the rolling bearing is connected to the rotating component, and the inner ring of the rolling bearing is sleeved on the rotating shaft.

10. The automatic fixed-length cutting device for formed biomass straw according to any one of claims 2 to 9, characterized in that: The reset component is a spring, which is sleeved on the follower push rod. One end of the spring abuts against the mounting plate, and the other end of the spring abuts against one end of the follower push rod toward the follower connecting rod. The reset component is used to push the follower push rod so that one end of the follower push rod is used to push the molded straw away from the molded straw.

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