Forming mold for straw biomass particle processing

Abstract

The forming die for straw biomass particle processing comprises an upper annular plate, an annular die set and a lower annular plate, the annular die set is clamped between the upper annular plate and the lower annular plate, and the annular die set comprises a forming die with holes and a forming die without holes. The forming dies with the holes, the upper annular plate and the lower annular plate are fixedly connected in a bolt connection mode, the forming dies with the holes are distributed in the circumferential direction of the upper annular plate at equal intervals, and a plurality of forming dies without the holes are distributed between every two adjacent forming dies with the holes in the circumferential direction of the upper annular plate at equal intervals. Half forming die holes are formed in the front sides and the rear sides of the forming die with the holes and the forming die without the holes, and every two adjacent half forming die holes are spliced and in butt joint to form a forming die hole. The number of fixing bolts used by the die is small, and assembling and positioning are convenient and fast.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of biomass pellet processing, in particular to a forming die for straw biomass pellet processing. BACKGROUND

[0002] Straw and other biomass raw materials are common agricultural waste, but their utilization rate is low, often being burned or directly piled up, causing environmental pollution and resource waste. The application of straw briquetting machine can effectively solve this problem.

[0003] Straw briquetting machine is a device specially used for pressing straw and other agricultural waste into blocks. Its working principle is to form solid briquettes by crushing, mixing, and pressing straw and other biomass raw materials. These briquettes can be used as biomass fuel, feed, fertilizer, and other purposes.

[0004] The application of straw briquetting machine has the following advantages:

[0005] High resource utilization: Straw briquetting machine can utilize straw and other agricultural waste and convert it into useful products, improving resource utilization.

[0006] Environmentally friendly: Straw briquetting machine can reduce the burning and piling of straw, reducing air and soil pollution and being more environmentally friendly.

[0007] Energy saving: Straw briquetting machine can press straw into blocks, improving its density and reducing energy consumption for transportation and storage.

[0008] Multiple uses: Pressed straw blocks can be used as biomass fuel for heating and power generation, as feed to provide animal nutrition, and as fertilizer to improve soil quality.

[0009] High economic benefits: The application of straw briquetting machine can create employment opportunities and promote rural economic development. At the same time, pressed straw blocks can bring economic benefits.

[0010] In summary, the application of straw briquetting machine can improve the utilization of agricultural waste, achieve resource recycling, and also has the advantages of environmental friendliness and high economic benefits.

[0011] The working principle of the existing straw pressure machine is that: the continuous rotation of the compression roller not only extrudes the straw and other materials into the die hole of the forming die, but also forms the biomass particles when the materials are extruded out of the die hole. The forming die of the existing straw pressure machine is split type, which is composed of a plurality of die monomers. Each die monomer is fixed by a bolt, which makes the disassembly or assembly of the forming die more complicated; at the same time, since only one bolt is used to fix the die monomer, the positioning of the die monomer and the alignment of the subsequent forming die are more complicated. Content of the utility model

[0012] The utility model discloses a forming die for straw biomass particle processing, the fixed bolt quantity of the die is less, and the die is convenient to disassemble and assemble, simultaneously, the cooperation of annular positioning clamping groove and clamping block is convenient to realize the accurate positioning of monomer die, and the alignment work of annular die is simplified.

[0013] The utility model discloses a forming die for straw biomass particle processing, which comprises an upper annular plate, a ring-shaped die set and a lower annular plate. The ring-shaped die set is clamped between the upper annular plate and the lower annular plate. The ring-shaped die set comprises a hole-bearing forming die and a non-hole-bearing forming die. The hole-bearing forming die, the upper annular plate and the lower annular plate are fixedly connected by bolt connection. The hole-bearing forming dies are equally spaced along the circumferential direction of the upper annular plate. Between any two adjacent hole-bearing forming dies, there are a plurality of non-hole-bearing forming dies equally spaced along the circumferential direction of the upper annular plate. The upper outer sides of the hole-bearing forming dies and the non-hole-bearing forming dies are connected to the upper annular plate by clamping. The lower parts of the hole-bearing forming dies and the non-hole-bearing forming dies are connected to the lower annular plate by clamping. Half forming die holes are arranged on the front and back sides of the hole-bearing forming dies and the non-hole-bearing forming dies. Two adjacent half forming die holes are connected to form a forming die hole.

[0014] Preferably, a first through hole is arranged on the hole-bearing forming die and penetrates the hole-bearing forming die from top to bottom. A second through hole corresponding to the first through hole is arranged on the upper annular plate. A threaded counterbore corresponding to the first through hole is arranged on the upper part of the lower annular plate.

[0015] Further, an annular stop edge is arranged on the lower outer edge of the upper annular plate. A stepped counterbore corresponding to the annular stop edge is arranged on the upper outer edge of the hole-bearing forming die and the non-hole-bearing forming die.

[0016] Further, a clamping block is arranged in the middle area of the bottom of the hole forming die and the non-hole forming die, and an annular positioning clamping groove matched with the clamping block is arranged in the upper portion of the lower annular plate.

[0017] Preferably, a first groove penetrating through the inner side end of the hole forming die and the non-hole forming die is arranged, and all the first grooves are combined and connected to form an annular material guiding groove.

[0018] Preferably, the forming die hole is a tapered hole with a large inner diameter and a small outer diameter.

[0019] The utility model discloses the beneficial effect is: the utility model discloses simple structure, processing and manufacturing are convenient, the hole forming die adopts bolt fixing, utilizes two to drive forming die to realize the clamping of several non-hole forming dies, and it is based on satisfying the circumferential direction movement limit of non-hole forming die, compared with the forming die of prior art, the number of bolts is greatly reduced, and the number of bolts is less, so that the annular module is convenient to disassemble, maintain and replace, the clamping positioning of the clamping block is positioned in the annular positioning clamping groove, so that the accurate positioning of the hole forming die and the non-hole forming die on the lower annular plate is realized, and then the initial assembly of the annular module is realized quickly, and the die alignment work of the annular module is also simple, the clamping block is clamped in the annular positioning clamping groove, and the annular baffle is clamped in the step groove, so that the radial movement limit of the hole forming die and the non-hole forming die is realized, thereby the stability of the annular die is improved, and the product quality of the biomass particle is effectively ensured, and the annular material guiding groove can accommodate a certain amount of material, thereby ensuring that the material in the forming die hole is continuously extruded, and the production efficiency of the biomass particle is effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, and obviously, the drawings in the following description are part of the preferred embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0021] Figure 1 It is the overall structure schematic diagram of the utility model;

[0022] Figure 2 It is the overall structure schematic diagram of the annular module;

[0023] Figure 3 It is the overall structure schematic diagram of the hole forming die;

[0024] Figure 4 It is the overall structure side view of the hole forming die.

[0025] Figure 5 is a structure schematic view of the upper annular plate;

[0026] Figure 6 is a structure schematic view of the lower annular plate;

[0027] Figure 7 is a longitudinal partial sectional view of the connection of the upper annular plate, the hole forming die and the lower annular plate;

[0028] In the figure: 1 upper annular plate, 11 second through hole, 12 annular stop edge, 2 annular die set, 21 hole forming die, 211 semi-formed die hole, 212 first through hole, 213 stepped sink, 214 clamping block, 215 first recess, 216 forming die hole, 3 lower annular plate, 31 threaded counterbore, 32 annular positioning clamping groove, 4 bolt, 5 annular material guide groove. DETAILED DESCRIPTION

[0029] The technical scheme in the embodiments of the utility model will be described below in conjunction with specific embodiments and the accompanying drawings. Figures 1-7 The technical scheme in the embodiments of the utility model will be described below in conjunction with specific embodiments and the accompanying drawings.

[0030] The utility model provides a kind of forming die for straw biomass pellet processing (such as Figure 1As shown), including the upper ring plate 1, ring module 2, lower ring plate 3, the ring module 2 is clamped between the upper ring plate 1 and lower ring plate 2, in practical application, the upper ring plate 1, ring module 2 and lower ring plate 3 are metal material, the ring module 2 includes a hole forming die 21, no hole forming die 22, the number of hole forming die 21 and no hole forming die 22 is determined according to actual design requirements, all hole forming die 21 and no hole forming die 22 are combined together according to requirements and present annular shape, that is, the composition of ring module 2 is realized, the hole forming die 21, the upper ring plate 1 and the lower ring plate 3 are fixedly connected by bolt connection, the hole forming die 21 is distributed along the circumferential direction of the upper ring plate 1, a plurality of no hole forming die 21 is distributed along the circumferential direction of the upper ring plate 1 between the adjacent two hole forming die 1, when the upper ring plate 1, the hole forming die 21 and the lower ring plate 3 are fixedly connected by bolt, the no hole forming die is clamped and fixed by the upper ring plate 1 and the lower ring plate 3, the hole forming die 21 is clamped and fixed in the front and back direction, because the number of hole forming die 21 is relatively small, so the number of bolts used in the connection and fixation of the upper ring plate 1, the ring module 2 and the lower ring plate 3 is greatly reduced, so the dismounting and installation efficiency of the forming die can be greatly simplified; the upper side of the hole forming die 21 and the no hole forming die 22 is connected with the upper ring plate by clamping, the lower side of the hole forming die 21 and the no hole forming die 22 is connected with the lower ring plate by clamping, the hole forming die 21 and the no hole forming die 22 are combined and positioned accurately relative to the upper ring plate 1 and the lower ring plate 3 by clamping connection, a half forming die hole 211 is arranged on the front and back sides of the hole forming die 21 and the no hole forming die 22, two adjacent half forming die holes 211 are combined and connected to form a forming die hole 216. When the material is forcedly extruded into the forming die hole 216, the material finally flows out from the outer end of the forming die hole 216 as the material is continuously extruded, so as to realize the production of biomass particles. In order to improve the compactness of biomass particles, the forming die hole 216 can be a tapered hole with large inner diameter and small outer diameter.

[0031] On the basis of the above embodiment, the specific implementation mode of the bolt 4 for connecting and fixing the upper ring plate 1 and the lower ring plate 3 with the hole forming die 21 is that a first through hole 212 is arranged on the hole forming die 21 and penetrates the hole forming die from top to bottom, and the only difference between the structures of the hole forming die 21 and the non-hole forming die 22 is that one has the first through hole 212 and the other does not have the first through hole 212, the second through hole 11 corresponding to the first through hole 212 is arranged on the upper ring plate 1, the threaded counterbore 31 corresponding to the first through hole 212 is arranged on the upper part of the lower ring plate 3, the bolt 4 is sequentially penetrated through the second through hole 11 and the first through hole 212 and is tightened in the corresponding threaded counterbore 31, thereby realizing the fixed connection of the upper ring plate 1, the hole forming die 21 and the lower ring plate 3, and when the hole forming die 21 is fixed, the non-hole forming die 22 clamped between them is also clamped and fixed, in actual application, the number of the non-hole forming die 22 between the two hole forming dies 21 can be determined according to actual needs, and in this specific embodiment, four non-hole forming dies 22 are arranged between the two hole forming dies 21.

[0032] On the basis of the above embodiment, the specific implementation mode of the bolt 4 for connecting and fixing the upper ring plate 1 and the lower ring plate 3 with the hole forming die 21 is that a first through hole 212 is arranged on the hole forming die 21 and penetrates the hole forming die from top to bottom, and the only difference between the structures of the hole forming die 21 and the non-hole forming die 22 is that one has the first through hole 212 and the other does not have the first through hole 212, the second through hole 11 corresponding to the first through hole 212 is arranged on the upper ring plate 1, the threaded counterbore 31 corresponding to the first through hole 212 is arranged on the upper part of the lower ring plate 3, the bolt 4 is sequentially penetrated through the second through hole 11 and the first through hole 212 and is tightened in the corresponding threaded counterbore 31, thereby realizing the fixed connection of the upper ring plate 1, the hole forming die 21 and the lower ring plate 3, and when the hole forming die 21 is fixed, the non-hole forming die 22 clamped between them is also clamped and fixed, in actual application, the number of the non-hole forming die 22 between the two hole forming dies 21 can be determined according to actual needs, and in this specific embodiment, four non-hole forming dies 22 are arranged between the two hole forming dies 21.

[0033] On the basis of the above embodiment, the specific implementation mode of the clamping connection of the hole forming die 21 and the non-hole forming die 22 with the lower annular plate 3 is that a clamping block 214 is arranged in the middle region of the bottom of the hole forming die 21 and the non-hole forming die 22, an annular positioning clamping groove 32 is arranged on the upper portion of the lower annular plate 3, and the clamping block 214 at the lower portion of the hole forming die 21 and the non-hole forming die 22 is clamped in the annular positioning clamping groove 32, so that the hole forming die 21 and the non-hole forming die 22 are precisely positioned on the lower annular plate 3, the assembly of the hole forming die 21 and the non-hole forming die 22 is facilitated, and the mold alignment work of the subsequent annular mold group 2 is simplified. The limiting of the clamping block 214 by the annular positioning clamping groove 32 effectively prevents the hole forming die 21 and the non-hole forming die 22 from being radially displaced relative to the lower annular plate 3.

[0034] On the basis of the above embodiment, in order to improve the output efficiency of the biomass particles, a first recess 215 is arranged at the inner side end portion of the hole forming die 21 and the non-hole forming die 22, and all the first recesses 215 are connected in series to form an annular material guiding groove 5. The annular material guiding groove 5 can accommodate a certain amount of material, which effectively ensures that the material in the forming die hole 216 is continuously extruded, thereby improving the production efficiency of the biomass particles.

[0035] In the utility model, "upper", "lower", "front", "rear", "left" and "right" are relative positions for the convenience of describing the positional relationship, and therefore cannot be understood as absolute positions for limiting the protection scope.

[0036] In addition to the technical features described in the specification, they are known to those skilled in the art.

[0037] The preferred embodiments and examples of the utility model are described in detail in combination with the drawings, but the utility model is not limited to the above embodiments and examples. For ordinary skilled persons in the technical field, some improvements and modifications can be made without departing from the concept of the utility model, and these improvements and modifications should also be regarded as the protection scope of the utility model.

Claims

1. A forming mold for processing straw biomass particles, characterized in that: The cam is connected to the lower annular plate by a screw thread, and the cam is connected to the lower annular plate by a screw thread, and the cam is connected to the lower annular plate by a screw thread, and the cam is connected to the lower annular plate by a screw thread.

2. A forming mold for processing straw biomass particles according to claim 1, characterized in that A first through hole is provided on the perforated forming mold, which passes through the perforated forming mold from top to bottom. A second through hole corresponding to the first through hole is provided on the upper annular plate. A threaded countersunk hole corresponding to the first through hole is provided on the upper part of the lower annular plate.

3. A forming mold for processing straw biomass particles according to claim 2, characterized in that: An annular rib is provided at the lower outer edge of the upper annular plate, and a step groove matched with the annular rib is provided at the upper outer edge of both the forming mold with holes and the forming mold without holes.

4. A forming mold for processing straw biomass particles according to claim 3, characterized in that A positioning block is provided in the middle area of ​​the bottom of the forming mold with holes and the forming mold without holes, and an annular positioning groove matched with the positioning block is provided on the upper part of the lower annular plate.

5. A forming mold for processing straw biomass particles according to claim 1, characterized in that The inner ends of the forming mold with holes and the forming mold without holes are both provided with a penetrating first groove, and all the first grooves are joined together to form an annular material guide trough.

6. The forming mold for processing straw biomass particles according to claim 1, characterized in that: The forming die hole is a tapered hole that is larger inside and smaller outside.

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