CN204583370U - single-shaft shredder - Google Patents

Abstract

A kind of single-shaft shredder, mainly solves material and pusher gliding mass in existing equipment and easily produces jammed, and the problem that band iron nail timber is not easily pulverized.It comprises the cabinet be inclined in frame, and cabinet both sides are provided with baffle plate; Be positioned at the pusher above cabinet, pusher is made up of pusher gliding mass and hydraulic jack, and hydraulic jack promotion pusher gliding mass slides along cabinet upper surface; That tears up for material tears up mechanism, tear up mechanism and comprise crush box, rotor, moving knife and stationary knife, wherein, rotor is nested with in the barrel-type casing in crush box, driven by actuating unit, its surface uniform is provided with the V-type groove of multiple annular, is fixedly installed the moving knife of a diamond shape in V-type groove, stationary knife is arranged on the stationary knife holder of cabinet tail end, and at stationary knife, rotor side is provided with the V-type mouth corresponding with V-type groove.Its charging is smooth and easy, avoids plug material, and is applicable to band iron nail timber.

Description

single shaft shredder

technical field

The utility model relates to the technical field of crushing materials, in particular to a single-shaft shredder.

Background technique

The crushing of wooden materials such as wood, wooden formwork, or other living and building objects is very common in daily life. In the prior art, the feed box and the shredder box of the shredder are arranged in parallel. In this way, the material feeding process , the material and the pusher sliding body are prone to jamming and material jamming, which affects the crushing effect: and sometimes the wood to be crushed has a large number of iron nails, and it is difficult for the shredder in the prior art to bend the iron nails or Removed, the wood with nails affects the use.

Therefore solving the crushing problem of the timber with nails is the fundamental technical problem to be solved by the utility model.

Utility model content

Aiming at the technical problems in the above-mentioned prior art, the purpose of this utility model is to provide a single-shaft shredder, which adopts an inclined box design to avoid the jamming of the material and the pushing slide body, and make the material more efficient. It is easy to feed; and the diamond-shaped moving knife is matched with the V-shaped opening on the fixed knife, which is helpful for bending and pulling out the iron nail, improving efficiency and reducing the wear of the knife.

The technical scheme that the utility model solves its technical problem to take is:

A single-shaft shredder, including a frame, a chassis, a feeding cover, a pushing mechanism, a shredding mechanism and a power mechanism. The frame, the casing and the feeding cover are all sheet metal structures, and the frame is mainly It plays a supporting role; the power mechanism includes a motor, a reduction device and a reversing device arranged in sequence;

It is characterized in that the chassis is a box structure arranged obliquely on the frame, the upper end surface of the chassis is an inclined plane, and upwardly extending baffles are arranged on both sides of the inclined plane, and the feeding cover is arranged on the The upper end of the baffle plate, and the lower end of the feed cover, the upper end surface of the chassis and the baffle plate together form a feed box;

The pusher mechanism includes a pusher slide and a hydraulic cylinder, the pusher slide is arranged between the baffles on both sides of the chassis, the hydraulic cylinder is set in the pusher slide, and the hydraulic pressure The top end of the push rod of the oil cylinder is hinged to the inner side baffle at the front end of the pushing slider, and the rear end of the hydraulic cylinder is fixedly connected to the rear end of the chassis, and the hydraulic cylinder pushes the pushing slider along the The upper surface of the chassis is inclined to slide;

The shredding mechanism includes a crushing box, a rotor, a moving knife and a fixed knife; wherein, the crushing box is fixedly connected to the front end of the chassis, and the rotor is located inside the crushing box and is connected to the reversing device and driven ;, the crushing box below the rotor side is provided with a screen,

The rotor is evenly provided with a plurality of annular V-shaped grooves, and each of the V-shaped grooves is evenly provided with a plurality of movable knife seats, and each of the movable knife seats is fixed with one of the movable knife;

The fixed knife is fixedly arranged at the junction of the rotor and the feed box and is fixed by a fixed knife fixing seat, which is fixedly connected with the chassis, and the side of the fixed knife close to the rotor is provided with a The V-shaped mouth corresponding to the V-shaped groove on the rotor, and a gap for clamping nails is formed between the V-shaped mouth (1221) and the V-shaped groove;

The moving knife has a rhombus structure, and a central through hole is provided at its center. One end of the moving knife is in the V-shaped groove on the rotor, and the other end is in the same position as the V-shaped opening on the fixed knife. To adapt, the fastening bolt passes through the central hole of the movable knife and is fixedly arranged on the movable knife seat.

Further, on the rotor, the number of movable knife seats in each annular V-shaped groove is the same, and the movable knife seats in adjacent annular V-shaped grooves are respectively located on both sides of the V-shaped groove and arranged in a staggered manner.

Further, on the rotor, the number of movable knife seats in each annular V-shaped groove is the same, and the movable knife seats in two adjacent annular V-shaped grooves are arranged in parallel.

Further, the two sides of the chassis are provided with uniformly arranged reinforcing ribs.

Further, the feed hood is an inverted conical shell structure with an upper opening larger than a lower opening.

Further, the pushing slide body is in the shape of a shell upside down in the chassis, consisting of an upper end face, a front end face and two side end faces.

Further, there are two hydraulic cylinders, one of which is set between the pushing slide body and the transition plate, and the other hydraulic cylinder is set between the transition plate and the chassis.

The beneficial effects of the utility model:

1. It adopts an inclined box design to avoid congestion between the material and the pushing slider, making it easier to feed the material and has a better crushing effect.

2. It has simple structure, easy operation, easy maintenance, high output, low energy consumption and low maintenance cost.

3. The moving knife has a diamond-shaped structure similar to a forming turning knife, which can pull out and pull out the iron nails in the wooden board. It is suitable for crushing wood and wood products with a large number of iron nails, and has good applicability.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some preferred embodiments of the present utility model. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the axial view structural representation of the utility model;

Fig. 2 is the top view structural representation of the utility model;

Fig. 3 is a schematic cross-sectional structure diagram along A-A of Fig. 2;

Fig. 4 is the schematic diagram of the enlarged structure of part B in Fig. 2;

Figure 5 is a schematic diagram of the pushing mechanism.

In the figure: 1 frame, 12 chassis, 121 fixed knife fixing seat, 122 fixed knife, 1221 V-shaped mouth, 13 feed box, 14 feed cover, 15 powder box, 151 cylindrical shell, 1511 sieve hole, 2 Pushing slider, 21 hydraulic cylinder, 211 transition plate, 3 motors, 31 deceleration device, 32 reversing device, 4 rotor, 41 moving knife seat, 411 moving knife, 412 fastening bolts.

Detailed ways

As shown in Figure 1, the utility model comprises frame 1, cabinet 12, feeding cover 14, pushing material mechanism, shredding mechanism and power mechanism.

Frame 1, cabinet 12 and feed cover 14 are sheet metal structures, and frame 1 mainly plays a supporting role, and cabinet 12 is a rectangular box structure, which is obliquely arranged on frame 1, and the upper end of cabinet 12 is an inclined plane. , the angle with the horizontal plane is between 8 degrees and 15 degrees; the two sides of the chassis 12 are provided with upwardly extending baffles, and the feeding cover 14 is arranged on the upper end of the baffle, which is an inverted conical shell structure with an upper opening larger than a lower opening , and the lower end of the feed cover 14, the upper end of the cabinet 12 and the baffle plate jointly form a feed box 13.

In this way, materials entering from the feed cover 14 will first fall into the feed box 13 .

The pushing mechanism includes a pushing slider 2 and a hydraulic cylinder 21, the pushing slider 2 is a rectangular shell structure, and is arranged between two baffle plates on the chassis 12, and the hydraulic cylinder 21 is arranged in the pushing slider 2, which is two As shown in Figure 5, the top of the push rod of one of the hydraulic cylinders 21 is hinged on the fixed seat on the inside baffle at the front end of the pusher slide body 2, the rear end of the hydraulic cylinder 21 is hingedly connected with the transition plate 211, and the other hydraulic cylinder The two ends of the two hydraulic cylinders are hingedly installed on the transition plate 211 and the rear end of the chassis 12, so that the two hydraulic cylinders and the transition plate 211 form a two-stage telescopic transmission structure. During the action, the two hydraulic cylinders shrink at the same time, which can realize slow forward and fast return. The action, that is, the return speed is fast, and under the action of the hydraulic cylinder 21, the pushing slider 2 slides up and down along the inclined upper end surface of the chassis 12 for compacting the material.

The pusher slide body 2 is a shell buckled upside down in the chassis 12 to protect the hydraulic cylinder 21. It is composed of an upper end face, a front end face and two side end faces. 12 The baffles on both sides cooperate to form a linear guide structure, and the upper end surface is a protective plate to prevent materials from damaging the hydraulic cylinder.

Like this, the material that enters in the feeding box 13 utilizes pusher sliding body 2 to advance toward crushing box 15 directions.

As shown in Figure 2, the power mechanism is set on the support frame arranged in the direction of the frame 1, including the motor 3, the deceleration device 31 and the reversing device 32 arranged in sequence, and the reversing device 32 has two engaged conical The gear realizes the 90-degree commutation of the output power.

The shredding mechanism includes a crushing box 15, a rotor 4, a moving knife 411 and a fixed knife 122; among them, the crushing box 15 is fixedly connected to the front end of the chassis 12, and a fixed knife 122 and 4 sets of rotors are provided at the junction of the feed box and the crushing box It is placed inside the crushing box 15 and installed in the cylindrical casing 151, and is arranged horizontally. The outer end of the cylindrical casing 151 is provided with an arc-shaped screen for powder leakage, and the screen has a mesh hole 1511. The material enters the feed port of the cylindrical housing 151, and the rotor 4 is driven by the power output shaft of the reversing device 32;

A plurality of annular V-shaped grooves are evenly arranged on the rotor 4, and a plurality of movable knife seats 41 are evenly arranged in each V-shaped groove, and the movable knife seats 41 in adjacent annular V-shaped grooves are arranged alternately, and each movable knife A movable knife 411 is fixedly arranged on the seat 41 by fastening bolts to form a cross arrangement;

The fixed knife 122 is fixedly arranged on the fixed knife fixing seat 121 close to the outer circle of the rotor 4, the fixed knife fixing seat 121 is fixedly connected with the chassis 12, and the fixed knife 122 is provided on the side close to the rotor 4 to correspond to the V-shaped groove on the rotor 4. The V-shaped mouth 1221, according to the diameter of different iron nails, the gap width of the V-shaped mouth 1221 can generally be designed as 1-5 mm, for example, if the main diameter of the iron nail is 2 mm, the V-shaped mouth 1221 can be designed as 2 mm , when the plank is truncated here, due to the existence of the nail cap of the iron nail, the iron can be pulled out from the wood chip, and the wood chip will be cut off.

In this way, under the impetus of the pusher slider 2, the rotating movable knife 411 and the fixed knife 122 perform comprehensive actions such as tearing, squeezing, cutting, and shearing on the material, so that the material is broken into small pieces, which are removed by the sieve hole 1511. So as to achieve the purpose of crushing.

The above is the overall description of the technical solution of the utility model, and the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with specific embodiments and accompanying drawings.

In a specific embodiment, the reversing device 32 is preferably two meshing bevel gears, the power input shaft of the bevel gear is connected with the speed reduction device 31, and the power output shaft of the bevel gear is connected with the shaft end of the rotor 4 through a coupling. The reversing device 32 with a bevel gear structure, as well as the reduction device 31 and the motor 3 are widely used in the prior art, and can be easily implemented by those skilled in the art, and will not be described in detail here.

In a specific embodiment, as shown in FIG. 3 , the pusher slide body 2 is a rectangular shell structure, including a flat plate at the upper end and a baffle plate vertically arranged at the front end, and the hydraulic cylinder 21 is arranged in the pusher slide body 2, and The top of the push rod of one hydraulic cylinder 21 is hinged with a fixed seat on the pushing slider 2, and the top of the push rod of the other hydraulic cylinder 21 is fixedly connected with the rear end of the chassis 12. Under the action of the hydraulic cylinder 21, the pushing slider 2. Sliding up and down along the inclined upper end surface of the cabinet 12 is especially beneficial to the unloading of materials and prevents clogging.

In the specific embodiment, as shown in Figure 3, the fixed knife 122 is fixedly arranged on the fixed knife fixing seat 121 near the outer circle of the rotor 4, and the fixed knife fixing seat 121 is a plate structure parallel to the upper end surface of the chassis 12, which is convenient for walking. material, fixedly connected with the lower end of the chassis 12, and when the fixed knife 122 is fixedly installed on the fixed knife holder 121, the upper end surface of the fixed knife 122 and the upper end surface of the chassis 12 are on the same inclined plane; as shown in Figure 4, the fixed knife 122 A V-shaped mouth 1221 opposite to the V-shaped groove on the rotor 4 is arranged on the side close to the rotor 4, so that the fixed knife 122 is similar to a saw blade structure, and the combination of the fixed knife and the rotor is more conducive to the crushing of wood chips. Definitely pull it out.

In a specific embodiment, as shown in FIG. 4, a plurality of annular V-shaped grooves are evenly arranged on the rotor 4, and a plurality of movable knife seats 41 are evenly arranged in each V-shaped groove, and the adjacent annular V-shaped grooves The movable knife seats 41 are arranged in a staggered manner, and each movable knife seat 41 is fixed with a fastening bolt to set a movable knife 411;

In the specific embodiment, as shown in Figure 4, the movable knife 411 is a diamond-shaped structure, which is a kind of alloy blade, similar to the forming turning tool on a lathe, and has a high structural strength. The bolt 412 passes through the central hole of the movable knife 411 and is fixedly arranged on the movable knife seat 41 . This installation method can make the size of the movable knife thicker, realize a thicker setting, and increase the overall strength of the movable knife 411 .

During specific installation, one end sharp corner of the diamond-shaped movable knife 411 is in the V-shaped groove, and the other end sharp corner is adapted to the V-shaped opening 1221 on the fixed knife, which helps to bend the nails in the material and fasten the nails. The cap part will be pulled out from the fixed iron, which has better adaptability; and after the sharp corner of one end of the movable knife 411 is broken, the movable knife 411 can be rotated 180°, and the sharp corner of the other end can be used as the working surface, reducing the cost of use.

As a preferred embodiment, the number of movable knife seats 41 in each annular V-shaped groove on the rotor 4 is the same, and the front and back sides of the movable knife seats 41 in adjacent annular V-shaped grooves are arranged alternately, that is, every two adjacent annular V-shaped grooves The movable tool holders 41 in the groove are respectively located on both sides of the V-shaped groove and arranged in a staggered manner, as shown in Figure 4 .

As another embodiment, on the rotor 4, the number of movable knife seats 41 in each annular V-shaped groove is the same, and the movable knife seats 41 in two adjacent annular V-shaped grooves are arranged in parallel, that is, in all annular V-shaped grooves The movable knife seat 41 setting form is the same.

In order to increase the structural strength of the chassis 12, in a specific embodiment, the bottom end surface of the chassis 12 is set to be larger than the upper end surface, and reinforcing ribs are evenly arranged between the two sides and the bottom end surface.

The above described preferred embodiments and examples of the utility model in detail in conjunction with the accompanying drawings, but the utility model is not limited to the above-mentioned implementation and examples, for those of ordinary skill in the art, without departing from Under the premise of the concept of the utility model, some improvements and modifications can also be made, and these improvements and modifications should also be regarded as the protection scope of the utility model.

Claims (7)

1. a single shaft shredder, comprising frame (1), cabinet (12), feed cover (14), pushing mechanism, shredding mechanism and power mechanism, described frame (1), cabinet ( 12) and the feeding cover (14) are sheet metal structures, and the frame (1) mainly plays a supporting role; device (32); It is characterized in that the chassis (12) is a box structure arranged obliquely on the frame (1), the upper end surface of the chassis (12) is an inclined plane, and upwardly extending baffles are arranged on both sides of the inclined plane , the feed cover (14) is arranged on the upper end of the baffle plate, and the lower end of the feed cover (14), the upper end surface of the cabinet (12) and the baffle plate jointly form a feed box ( 13); The pushing mechanism comprises a pushing slide body (2) and a hydraulic cylinder (21), and the pushing slide body (2) is arranged between the baffle plates on both sides of the cabinet (12), and the hydraulic cylinder ( 21) It is arranged in the pushing slider (2), and at least one hydraulic cylinder (21) is arranged between the pushing slider (2) and the chassis (12), and the hydraulic cylinder (21) Pushing the pushing slider (2) to slide along the inclined upper end surface of the chassis (12); The shredding mechanism includes a crushing box (15), a rotor (4), a moving knife (411) and a fixed knife (122); wherein, the crushing box (15) is fixedly connected to the front end of the cabinet (12), and the The rotor (4) is located inside the crushing box (15) and is connected to and driven by the reversing device (32); the crushing box (15) below the rotor (4) side is provided with a screen, A plurality of annular V-shaped grooves are evenly arranged on the rotor (4), and a plurality of movable knife seats (41) are evenly arranged in each of the V-shaped grooves, and each of the movable knife seats (41) is fixed on One said moving knife (411) is set; The fixed knife (122) is fixedly arranged at the junction of the rotor (4) and the feed box (13) and is fixed by a fixed knife holder (121), and the fixed knife holder (121) is connected to the chassis ( 12) Fixed connection, the fixed knife (122) is provided with a V-shaped mouth (1221) corresponding to the V-shaped groove on the rotor (4) near the rotor (4), and on the V-shaped A gap for nails is formed between the mouth (1221) and the V-groove; The moving knife (411) is a diamond-shaped structure, and its center is provided with a central through hole. The sharp corner of the moving knife (411) is in the V-shaped groove on the rotor (4), and the sharp corner of the other end is in line with the V-shaped groove on the rotor (4). The V-shaped opening (1221) on the fixed knife is adapted, and the fastening bolt (412) passes through the central hole of the movable knife (411) and is fixedly arranged on the movable knife seat (41). 2. The single-shaft shredder according to claim 1, characterized in that, the number of movable knife seats (41) in each annular V-shaped groove on the rotor (4) is the same, and adjacent to the annular V-shaped The moving knife seats (41) in the groove are respectively located on both sides of the V-shaped groove and arranged in a staggered manner. 3. A single-shaft shredder according to claim 1, characterized in that the number of movable knife seats (41) in each annular V-shaped groove on the rotor (4) is the same, and two adjacent annular The moving knife seats (41) in the V-shaped groove are arranged in parallel. 4. The single-shaft shredder according to any one of claims 1 to 3, characterized in that, the two sides of the chassis (12) are provided with uniformly arranged reinforcing ribs. 5. The single-shaft shredder according to claim 4, characterized in that, the feeding cover (14) is an inverted conical shell structure with an upper opening larger than a lower opening. 6. The single-shaft shredder according to claim 1, characterized in that, the pusher slider (2) is a shell-shaped upside-down buckle in the chassis (12), consisting of an upper end face, a front end face and Consists of both sides. 7. The single-shaft shredder according to claim 1, characterized in that there are two hydraulic cylinders (21), and one hydraulic cylinder (21) is arranged between the pushing slide body (2) and the transition plate ( 211), another hydraulic cylinder is arranged between the transition plate (211) and the cabinet (12).