CN204525696U - Drum-type wood powder producing machine Special cutter holder - Google Patents

Abstract

The utility model relates to a kind of drum-type wood powder producing machine Special cutter holder.Its technical scheme: a kind of drum-type wood powder producing machine Special cutter holder, it includes fly cutter pressing plate (9-1), fly cutter (9-2) and lower tool rest (9-3); Fly cutter (9-2) is positioned between fly cutter pressing plate (9-1) and lower tool rest (9-3), and fly cutter (9-2) is placed in the fly cutter draw-in groove (10) of lower tool rest, lower tool rest (9-3) is provided with some row's fly cutter draw-in grooves (10), wherein: the lateral surface of described lower tool rest (9-3) is provided with boss.After adopting technique scheme, coordinate convenient, reliable.

Description

Drum-type wood powder producing machine Special cutter holder

Technical field

The utility model relates to a kind of drum-type wood powder producing machine Special cutter holder, and drum-type wood powder producing machine is mainly used in wood chip and cuts, and tool rest is one of its critical piece.The utility model belongs to drum-type wood powder producing machine and auxiliary equipment manufactures processing technique field.

Background technology

The primary raw material that drum chipper cuts is undersized log, the harvesting of wood, industrial wood waste, as branch, branch, slab, lath, pencil, waste single boards etc.; Also can be used to cut non-wood material, as sugarcane, reed, mao bamboon etc.

Drum chipper operation principle: feeding conveyor carries material and runs, and material goes forward one by one to drum-type wood powder producing machine feeding by upper and lower feeding roller; Mair motor, by pulley drive, drives rotor High Rotation Speed, the fly cutter that rotor is installed, and under rotor High Rotation Speed, drives fly cutter to impact material, shred; Impact, larger material under tearing, can be installed in bed plate lower bottom tool rest designing gap, with fly cutter staggered in, carry out secondary chopping, complete chopping object more fully.According to being cut the different thickness of raw material, upper feed roll assembly can fluctuate within the specific limits by hydraulic system.Qualified material after cutting is discharged by bottom.

Its subject matter: the existing tool rest being provided with fly cutter is directly fixed in straight trough or L shape groove mainly through fixture, fly cutter is stressed to be easily subjected to displacement afterwards.

For this reason, be necessary to change existing drum-type wood powder producing machine rotor and tool rest, the fit structure of both improvement.

Summary of the invention

The purpose of this utility model is for deficiency of the prior art, provides a kind of and coordinates convenient, reliable drum-type wood powder producing machine Special cutter holder.

For achieving the above object, the utility model by the following technical solutions: a kind of drum-type wood powder producing machine Special cutter holder, it includes fly cutter pressing plate, fly cutter and lower tool rest; Fly cutter is between fly cutter pressing plate and lower tool rest, and fly cutter is placed in the fly cutter draw-in groove of lower tool rest, and lower tool rest is provided with some row's fly cutter draw-in grooves, wherein: the lateral surface of described lower tool rest is provided with boss.

Further, described fly cutter pressing plate outer surface there is recess.

Further, the fly cutter draw-in groove being positioned at same row described in is evenly distributed on described lower tool rest.

Further, described each row's fly cutter draw-in groove is dislocation arrangement in described drum-type wood powder producing machine rotor circumferential locations.

Adopt the beneficial effect after technique scheme:

The first, the lateral surface of lower tool rest is provided with boss, its boss structure can with the groove fit of fly cutter groove, provide a kind of and coordinate conveniently, the tool rest of reliable, accurate positioning.Separately, the recess on fly cutter pressing plate outer surface, conveniently coordinates with outside briquetting, is fixed by tool rest locked in fly cutter groove.Actual use, in the bottom surface of tool rest and briquetting and rotor, fly cutter groove bottom coordinates, that is: the bottom surface after tool rest and briquetting combination is tilted shape bottom surface.The ad hoc structure of rotor and tool rest, forms specific angle, makes rotor and tool rest coordinate better, if be subjected to displacement after preventing fly cutter stressed better.

The second, the fly cutter draw-in groove being positioned at same row is evenly distributed on described lower tool rest, so can install less fly cutter in fly cutter draw-in groove, reduces the size of finished product raw material when material cuts, ensures the carrying out of follow-up work; Multiple tracks segmentation is cut, and also can suitably lower, cutting force required during production, lowers plant capacity, reaches the object lowering production cost.

3rd, the fly cutter draw-in groove of Heterogeneous Permutation, is so arranged on fly cutter in fly cutter draw-in groove also helically arrangement mode, every sheet fly cutter blade contact material time is different, reduce area of cut during fly cutting, lower the cutting force needed when cutting, reach the object lowering plant capacity.For improving service life.

Accompanying drawing explanation

Fig. 1 is the main TV structure figure of rotor using state;

Fig. 2 is the main sectional structure chart of rotor;

Fig. 3 is the side-looking structure chart of Fig. 2;

Fig. 4 is the partial enlarged drawing of H in Fig. 3;

Fig. 5 is the main TV structure figure of rotor using state being provided with tool rest;

Fig. 6 is the side-looking structure chart of Fig. 5;

Fig. 7 is the front view of tool rest;

Fig. 8 is the side-looking structure chart of Fig. 7;

Fig. 9 is the structural representation of lower tool rest.

In figure: 1,1# expansion sleeve, 2, belt pulley, 3, key, 4, main shaft, 5,2# expansion sleeve, 6, rotor, 6-1, center, 6-2, riser, 6-3, fly cutter groove, 6-4, frid, 6-5, connect arc plate, and 7, securing member, 8, briquetting, 9, tool rest, 9-1, fly cutter pressing plate, 9-2, fly cutter, tool rest under 9-3,10, fly cutter draw-in groove.

Detailed description of the invention

Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.

Embodiment

As shown in Fig. 1 ~ Fig. 9, the special rotor 6 of a kind of drum-type wood powder producing machine, it includes center 6-1, riser 6-2, fly cutter groove 6-3, frid 6-4 and is connected arc plate 6-5, center 6-1 and riser 6-2 is affixed, riser 6-2 is evenly equipped with cutter groove breach, in fly cutter groove 6-3 affixed and described cutter groove breach, frid 6-4 is fixed in the breach at rear portion, fly cutter geosynclinal concave groove side, connect the neutral position that arc plate 6-5 is fixed on described riser outer arcuate position, fly cutter groove side is provided with groove C; And fly cutter groove bottom is tilted shape bottom surface, fly cutter groove side is tilted shape side.

For ensureing intensity, convenient disassembly when rotating, preferred main shaft 4 is affixed with center 6-1 by 2# expansion sleeve 5.

For coordinating with the fly cutter groove 6-3 in rotor, as shown in Fig. 5 ~ Fig. 9, inventor proposes a kind of tool rest 9 and briquetting 8, and tool rest 9 includes fly cutter pressing plate 9-1, fly cutter 9-2, lower tool rest 9-3 and securing member 7; Fly cutter 9-2 is placed in the fly cutter draw-in groove 10 of lower tool rest; Fly cutter pressing plate 9-1 is fixed on lower tool rest 9-3 by securing member 7, and fixing fly cutter 9-2; The lateral surface of lower tool rest 9-3 is provided with boss D, and the groove C on this boss D and aforementioned fly cutter groove cooperatively interacts; Fly cutter pressing plate 9-1 mono-side compression fly cutter 9-2, fly cutter pressing plate 9-1 opposite side is fixed locked in fly cutter groove 6-3 by briquetting 8, the bottom surface of tool rest 9 and briquetting 8 and aforementioned fly cutter groove bottom coordinate, that is: tool rest 9 and briquetting 8 combine after bottom surface be tilted shape bottom surface.

For drive shaft 4, the utility model can but be not limited to following drives structure: as shown in Figure 1, one end of main shaft 4 is provided with belt pulley 2, and belt pulley 2 is fixed on main shaft 3 respectively by 1# expansion sleeve 1 and key 3.So, external motive device drives belt pulley to rotate, and belt pulley is rotated by main shaft resulting belt moving knife roller.

For making fly cutter groove and tool rest coordinate more convenient, reliable, inventor proposes further on aforementioned base: as shown in Fig. 3 ~ 4,7 ~ 9, and described fly cutter groove fly cutter groove bottom becomes gradient bottom surface, and its bottom surface angle is A, 160 °≤A≤170 °, as: A=165 °.Described fly cutter groove side angle is B, 25 °≤B≤35 °, as: B=30 °.

For tool rest 9 and briquetting 8, the fly cutter draw-in groove 10 being positioned at same row is evenly distributed on lower tool rest 9-3.

As shown in Figure 6 and Figure 8, briquetting 8 is wedge shape briquetting preferably, and there is lug boss a side with this briquetting, and the fly cutter pressing plate 9-1 outer surface corresponded has recess F, and briquetting lug boss and fly cutter compression plate pocket F cooperatively interact.So, tool rest 9 is fixed locked in fly cutter groove 6-3 by convenience.

For reducing the size of finished product raw material when material cuts, ensureing the carrying out of follow-up work, being necessary to carry out multiple tracks segmentation cutting.For this reason, inventor proposes further on aforementioned base: as shown in FIG. 1 to 3, described fly cutter groove 6-3 circumferentially evenly arranges along identical direction at described rotor.

Best mode: make fly cutter can present helix shape arrangement, as shown in Figure 5, the fly cutter draw-in groove of each row is preferably dislocation arrangement in rotor circumferential locations.So, be arranged on fly cutter in fly cutter draw-in groove also helically arrangement mode, every sheet fly cutter blade contact material time is different, reduces area of cut during fly cutting, lowers the cutting force needed when cutting, and reaches the object lowering plant capacity.For improving service life, fly cutter pressing plate 9-1 and fly cutter contact surface E cure process, fly cutter groove ground contact surface also carries out cure process.

The utility model is not limited to above-described embodiment, and the technical scheme that all employings are equal to replacement or equivalence replacement formation all belongs to the claimed scope of the utility model.

Claims (4)

1. a drum-type wood powder producing machine Special cutter holder, it includes fly cutter pressing plate (9-1), fly cutter (9-2) and lower tool rest (9-3); Fly cutter (9-2) is positioned between fly cutter pressing plate (9-1) and lower tool rest (9-3), and fly cutter (9-2) is placed in the fly cutter draw-in groove (10) of lower tool rest, lower tool rest (9-3) is provided with some row's fly cutter draw-in grooves (10), it is characterized in that: the lateral surface of described lower tool rest (9-3) is provided with boss.

2. drum-type wood powder producing machine Special cutter holder according to claim 1, is characterized in that: described fly cutter pressing plate (9-1) outer surface has recess.

3. drum-type wood powder producing machine Special cutter holder according to claim 1, is characterized in that: described in be positioned at same row fly cutter draw-in groove (10) be evenly distributed on described lower tool rest (9-3).

4. drum-type wood powder producing machine Special cutter holder according to claim 1, is characterized in that: described each row's fly cutter draw-in groove (10) is dislocation arrangement in described drum-type wood powder producing machine rotor circumferential locations.