CN216499847U - A kind of comminutor - Google Patents

Abstract

The utility model provides a grinder, and relates to the technical field of grinders. Relates to a crusher comprising: a chassis; the machine case is provided with: a feeding port; a shredding bin; and a crushing bin; the first knife rest is pivoted in the chopping bin through a pivot; the movable knife is a convex-opening knife and is obliquely arranged on the first knife rest; the fixed knife is a notched knife and is vertically or obliquely arranged at the feeding port and is used for receiving materials and cutting the materials by matching with the movable knife; the second knife rest is pivoted with the crushing bin; the crushing cutter is arranged on the second cutter frame; the screen cloth, the screen cloth sets up in the bottom of the storehouse in smashing the storehouse. This rubbing crusher has solved when current rubbing crusher cutting woody material easy follow-up sword cut into take place the skew and influence the technical problem of shredding and the kibbling effect in later stage.

Description

a pulverizer

technical field

The utility model relates to the technical field of pulverizers, in particular to a pulverizer.

Background technique

A shredder refers to a machine used to shred the stems and leaves of crops.

Existing pulverizers are mainly used for pulverizing straws of herbaceous crops such as wheat, rice and corn, but for some woody plants, especially caragana, it is generally difficult to process due to the high fiber strength and toughness. Among them, the movable and fixed knives of the crusher generally use flat-blade knives. When cutting, the movable knives are gradually cut in at an angle relative to the fixed knives, and the wooden strips are often pushed aside with the movable knives, thereby affecting the cutting effect. Affects the effect of crushing.

The inventor at least found the following problems in the process of implementing this embodiment:

When the existing pulverizer cuts woody materials, the materials tend to shift with the cutting of the moving knife, which affects the effect of chopping and post-pulverization.

Utility model content

The purpose of the utility model is to provide a pulverizer, which solves the technical problem that when the existing pulverizer cuts woody materials, the materials tend to shift with the cutting of the moving knife, which affects the effect of chopping and post-pulverization.

Utility model plan:

The utility model provides a pulverizer, comprising: a chassis; the chassis is provided with: a feeding port shredding bin; a pulverizing bin, which are connected in sequence; in the shredding bin; a moving knife, which adopts a convex knife and is installed on the first knife holder obliquely; a fixed knife, which adopts a recessed knife and is installed vertically or obliquely on the The feeding port is used for receiving the material and cooperating with the moving knife to chop the material; the second knife rest, the second knife rest is pivotally connected to the crushing bin; the crushing knife, the crushing knife is installed in the the second tool rest; a screen, the screen is arranged at the bottom of the crushing bin.

Further, the knife edge of the stationary knife adopts an arc-shaped notch, and the knife edge of the movable knife adopts an arc-shaped convex notch or an arc-shaped toothed structure.

Further, the movable knife is arranged parallel to the pivot shaft.

Further, the first tool rest includes: a support frame, which is vertically arranged around the pivot and arranged at intervals along the axial direction; a mounting plate, which is axially mounted on the free end of the support frame, The movable knife is mounted on the mounting plate.

Further, the knife edge on at least one side of the crushing knife adopts a convex arc-shaped port or a convex arc-shaped knife edge with teeth.

Further, the second tool rest includes: a mounting plate, which is arranged on the pivot shaft at an axial interval; a connecting rod, which is axially installed between the mounting plates, and the crushing knife One end of the connecting rod is vertically connected to the connecting rod, and the other end is protruding outward.

Further, it also includes: a toothed plate, the toothed plate is arranged on the top of the pulverizing bin, and is used for pulverizing in cooperation with the pulverizing knife.

Further, it also includes: a feeding device, the feeding device includes: a feeding roller, the feeding roller is pivotally connected to the chassis and disposed outside the feeding port; a feeding mechanism, the feeding The mechanism is arranged on the casing and outside the feeding roller.

Further, the feeding roller further comprises: a lower feeding roller; and an upper feeding roller, the upper feeding roller is movable relative to the lower feeding roller to adjust the gap between the two.

Beneficial effects:

The utility model provides a pulverizer, wherein the casing is provided with a shredding bin and a feeding port, wherein a movable knife is pivotally connected in the shredding bin through a pivot, and at the same time, a fixed knife is fixedly installed in the feeding port Therefore, after the feeder feeds the material radially, the movable knife can rotate in the circumferential direction relative to the fixed knife to perform cyclic cutting, and the knife edge of the movable knife can quickly complete the rotary cutting with low power consumption and less labor. ; Moreover, the knife edge of the fixed knife is slightly inclined or vertically upward, and the knife edge adopts a notch to accept the end of the material to be cut, and at the same time, it can reduce the deviation of the end of the material to one side when the moving knife is cut. . In addition, the chopped material enters the high-speed rotating crushing bin under the action of the moving knife, and the crushing knife in the crushing bin crushes the segment material into powder and leaks out from the screen.

Therefore, the fixed knife and the movable knife of the pulverizer adopt the structure of matching the concave and convex knife edge, which can cut the material quickly and labor-savingly. The material is pulverized, thereby improving the use effect of the pulverizer.

Description of drawings

In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. Obviously, the following descriptions The accompanying drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

Fig. 1 is the structural representation of the pulverizer provided by this embodiment;

Fig. 2 is the partial structure schematic diagram of the pulverizer provided by this embodiment;

3 is a partial cross-sectional view of the pulverizer provided in this embodiment;

FIG. 4 is a schematic structural diagram of the movable and fixed knives of the pulverizer provided by the present embodiment;

FIG. 5 is a schematic structural diagram of two groups of pulverizing knives in the pulverizer provided in this embodiment.

icon:

100-chassis; 110-cutting bin; 120-feeding port; 130-crushing bin;

200 - fixed knife;

300-first tool holder; 310-support frame; 320-installation plate;

400 - moving knife;

500-feeding device; 510-feeding roller; 511-lower feeding roller; 512-upper feeding roller; 520-feeding mechanism;

600-second tool holder; 610-installation plate; 620-connecting rod;

700 - smashing knife;

800-screen;

900-Tooth plate.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described above are a part of the embodiments of the present invention, but not all of the embodiments. The components of the embodiments of the invention generally described and illustrated in the drawings herein may be arranged and designed in a variety of different configurations.

Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship that is usually placed when the utility model product is used, only for the convenience of describing the present utility model and simplifying the description, not Indicates or implies that the referred device or element must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of the present invention. Furthermore, the terms "first", "second", "third", etc. are only used to differentiate the description and should not be construed as indicating or implying relative importance.

Furthermore, terms such as "horizontal", "vertical" etc. do not imply that a component is required to be absolutely horizontal or overhang, but rather may be slightly inclined. For example, "horizontal" only means that its direction is more horizontal than "vertical", it does not mean that the structure must be completely horizontal, but can be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise expressly specified and limited, the terms "arrangement", "installation", "connection" and "connection" should be understood in a broad sense, for example, it may be a fixed connection It can also be 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, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Some embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. The embodiments described below and features in the embodiments may be combined with each other without conflict.

This embodiment provides a pulverizer, as shown in FIGS. 1-5 , including: a chassis 100; the chassis 100 is provided with a feeding port 120, a shredding bin 110; 300, the first knife rest 300 is pivotally connected in the shredding bin 110 through a pivot; the movable knife 400, the movable knife 400 adopts a convex knife and is installed obliquely on the first knife rest 300; the fixed knife 200, the fixed knife 200 adopts a concave knife The mouth knife is installed on the feeding port 120 vertically or obliquely, and is used to receive the material and cooperate with the movable knife 400 to chop the material; the second knife rest 600 is pivotally connected to the crushing bin 130; the crushing knife 700 , the crushing knife 700 is installed on the second tool holder 600 ; the screen mesh 800 is arranged at the bottom of the crushing bin 130 .

Specifically, the chassis 100 is provided with a shredding bin 110 and a feeding port 120 , wherein the movable knife 400 is pivotally connected in the shredding bin 110 through a pivot, and at the same time, the fixed knife 200 is fixedly installed at the lower part of the feeding port 120 Therefore, after radial feeding through the feeding port 120, the movable knife 400 can rotate in the circumferential direction relative to the fixed knife 200 to perform cyclic cutting, and the knife edge of the movable knife 400 can quickly complete the rotary cutting power consumption by adopting a convex edge. It is small and labor-saving; moreover, the knife edge of the fixed knife 200 is slightly inclined or vertically upward, and the knife edge adopts a notch, which is used to receive the end of the material to be cut, and at the same time, when the movable knife 400 is cut, it can reduce the direction of the end of the material. Offset on one side. In addition, the chopped material enters the high-speed rotating crushing bin 130 under the action of the moving knife 400, and the crushing knife 700 in the crushing bin 130 crushes the segment material into powder and leaks out from the screen 800.

Therefore, the fixed knife 200 and the movable knife 400 of the pulverizer adopt the structure of matching the concave and convex knife edges, which can cut the material quickly and labor-savingly. The cut material is crushed to improve the use effect of the crusher.

In this embodiment, the knife edge of the stationary knife 200 adopts an arc-shaped notch, and the knife edge of the movable knife 400 adopts an arc-shaped convex notch or an arc-shaped toothed structure.

Specifically, the knife edges of the fixed knife 200 and the movable knife 400 can respectively adopt a regular arc-shaped structure with concave-convex design; preferably, the knife edge of the movable knife 400 is an arc-shaped toothed structure, which is not only conducive to rapid cutting of materials, At the same time, material deviation is avoided, thereby further improving the cutting effect.

In this embodiment, the movable knife 400 is arranged parallel to the pivot axis.

Specifically, the movable knife 400 is arranged parallel to the pivot shaft through the first knife rest 300 , so that the design is convenient for the two knives to be installed, adjusted and matched.

In this embodiment, the first tool rest 300 includes: a support frame 310, which is vertically arranged around the pivot axis and arranged at intervals in the axial direction; a mounting plate 320, which is axially mounted on the free end of the support frame 310, The movable knife 400 is mounted on the mounting plate 320 .

Specifically, the support brackets 310 can be directly arranged around the pivot shaft, and can also be fixed to the pivot shaft by sleeve sleeves; in addition, the support brackets 310 are arranged in an axial direction, and the mounting plates 320 are axially installed on the plurality of support brackets 310. The free end is used for axially installing the movable knife 400 to achieve circumferentially stable rotary cutting.

In this embodiment, at least one edge of the crushing knife 700 adopts a convex arc-shaped edge or a convex arc-shaped edge with teeth.

Preferably, the knife edges on both sides of the pulverizing knife 700 are convex and toothed, and the knife edges are arranged on the two side walls of the pulverizing knife 700 for hammering the material, so as to be used for hammering and sawing the material at the same time, thereby Speed up material crushing.

In this embodiment, the second tool rest 600 includes: a mounting plate 610 , the mounting plate 610 is axially spaced on the pivot shaft; the connecting rod 620 is axially installed between the mounting plates 610 , and the One end is vertically connected to the connecting rod 620, and the other end protrudes outward.

Specifically, the second tool holder 600 is used to axially install the connecting rod 620 through the axially spaced installation disks 610, and radially install the crushing knife 700 through the connecting rod 620, and the crushing knife 700 rotates smash.

In this embodiment, a toothed plate 900 is further included. The toothed plate 900 is arranged on the top of the pulverizing bin 130 and is used for pulverizing in cooperation with the pulverizing knife 700 .

Specifically, the top of the crushing bin 130 adopts the structure of the toothed plate 900. When the crushing knife 700 is rotated and crushed, the toothed surface of the toothed plate 900 can be used as a sawing surface to increase the sawing of the material, thereby speeding up the crushing of the material.

In this embodiment, it also includes: a feeding device 500, the feeding device 500 includes: a feeding roller 510, the feeding roller 510 is pivotally connected to the chassis 100, and is disposed outside the feeding port 120; a feeding mechanism 520, a feeding mechanism 520 is arranged on the casing 100 and is arranged on the outer side of the feeding roller 510 .

Specifically, the feeding mechanism 520 is at least used for placing materials and can also be transported; the feeding rollers 510 rotate relative to each other, so as to transport the materials fed between the feeding rollers 510 to the feeding port 120 for cutting.

In this embodiment, the feeding roller 510 further includes: a lower feeding roller 511;

Specifically, the casing 100 is provided with a sliding hole for adjusting the movement of the upper feeding roller 512 relative to the lower feeding roller 511 , and the feeding roller 510 penetrates and is pivotally connected to the sliding hole.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; although the present utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that : it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the various embodiments of the present utility model Scope of technical solutions.

Claims (9)

1. a pulverizer, is characterized in that, comprises: A chassis (100); the chassis (100) is provided with: Feeding port (120); Chopping bin (110); and crushing bin (130); a first tool holder (300), the first tool holder (300) is pivotally connected in the shredding bin (110) through a pivot; a movable knife (400), the movable knife (400) adopts a convex knife and is installed obliquely on the first knife holder (300); A fixed knife (200), the fixed knife (200) adopts a notch knife and is installed on the feeding port (120) vertically or obliquely, and is used for receiving the material and cooperating with the moving knife (400) to carry out the material processing. chopped; a second tool rest (600), the second tool rest (600) is pivotally connected to the crushing bin (130); a pulverizing knife (700), the pulverizing knife (700) is mounted on the second knife holder (600); A screen (800) is provided at the bottom of the pulverizing bin (130). 2. A pulverizer according to claim 1, characterized in that the blade edge of the fixed knife (200) adopts an arc-shaped notch, and the blade edge of the movable knife (400) adopts an arc-shaped protrusion or an arc-shaped blade. Toothed structure. 3 . The pulverizer according to claim 1 , wherein the movable knife ( 400 ) is arranged parallel to the pivot shaft. 4 . 4. A pulverizer according to claim 3, characterized in that, the first tool holder (300) comprises: a support frame (310), the support frame (310) is vertically arranged around the pivot axis and arranged at intervals along the axial direction; A mounting plate (320), the mounting plate (320) is axially mounted on the free end of the support frame (310), and the movable knife (400) is mounted on the mounting plate (320). 5. The pulverizer according to any one of claims 1-4, characterized in that, at least one edge of the pulverizing knife (700) adopts a convex curved edge or a convex curved toothed edge. 6. A pulverizer according to claim 5, characterized in that, the second tool holder (600) comprises: an installation plate (610), the installation plate (610) is arranged on the pivot shaft at an axial interval; A connecting rod (620), the connecting rod (620) is axially installed between the mounting discs (610), one end of the crushing knife (700) is vertically connected to the connecting rod (620), and its The other end protrudes outward. 7. A pulverizer according to any one of claims 1-4, 6, characterized in that, further comprising: A toothed plate (900), the toothed plate (900) is disposed on the top of the pulverizing bin (130), and is used for pulverizing in cooperation with the pulverizing knife (700). 8. A pulverizer according to any one of claims 1-4, 6, characterized in that, further comprising: A feeding device (500), the feeding device (500) includes: a feeding roller (510), the feeding roller (510) is pivotally connected to the chassis (100) and is disposed outside the feeding port (120); A feeding mechanism (520), the feeding mechanism (520) is arranged on the chassis (100), and is arranged on the outer side of the feeding roller (510). 9. A pulverizer according to claim 8, characterized in that the feeding roller (510) further comprises: lower feed roller (511); The upper feeding roller (512) is movable relative to the lower feeding roller (511) to adjust the gap between the two.

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