CN209287471U - Pulverizer with Multi-blade cutterhead - Google Patents

Abstract

The utility model discloses a kind of pulverizers with Multi-blade cutterhead, comprising: cutterhead, moving knife, stationary knife and feeding roller；Cutterhead is that surface is provided with the cylindrical body of blowpit, and moving knife is installed on the groove body edge that cutterhead surface is higher by blowpit, the gyratory directions of the point of a knife of moving knife towards cutterhead；Feeding roller is set on the outside of cutterhead, and the feed direction of feeding roller and the tangential direction of cutterhead are perpendicular；The cutter head of stationary knife is set between cutterhead and feeding roller, and there are gaps between the cutter head of stationary knife and the point of a knife of moving knife.By the technical solution of the utility model, reduces while cutter number is thus a possibility that reducing friction, reduce cutting force, thereby reduce power consumption, reduce bored vehicle and fanning effect.

Description

Pulverizer with Multi-blade cutterhead

Technical field

The utility model relates to pulverizer technical field more particularly to a kind of pulverizers with Multi-blade cutterhead.

Background technique

Currently, existing crusher tool pan apparatus structure complexity is at high cost, general pulverizer cutter hub during comminuting matter, It is longer due to crushing the Large Diameter Slicing used time, since whole knife friction area is moving knife track oblique section, necessarily cause so not It cuts material and generates larger friction with knife face under the action of feeding roller, to cause power consumption, or even cause bored vehicle and wind Fan effect.

Utility model content

At least one of regarding to the issue above, the utility model provides a kind of pulverizer with Multi-blade cutterhead, leads to It crosses and sets multiple seperated knives for moving knife and be distributed on cutterhead, and point of a knife is towards the gyratory directions of cutterhead, by cooperating with stationary knife Common cutting reduces while improving comminuting matter effect while cutter number is to reduce friction, reduce cutting force, into And a possibility that reducing power consumption, reducing bored vehicle and fanning effect.

To achieve the above object, the utility model provides a kind of pulverizer with Multi-blade cutterhead, comprising: cutterhead moves Knife, stationary knife and feeding roller；The cutterhead is the cylindrical body that surface is provided with blowpit, and the moving knife is installed on the cutterhead surface It is higher by the groove body edge of the blowpit, the gyratory directions of the point of a knife of the moving knife towards the cutterhead；The feeding roller setting On the outside of the cutterhead, the feed direction of the feeding roller and the tangential direction of the cutterhead are perpendicular；The cutter head of the stationary knife It is set between the cutterhead and the feeding roller, there are gaps between the cutter head of the stationary knife and the point of a knife of the moving knife.

In the above-mentioned technical solutions, it is preferable that the blowpit Spiral distribution is in the surface of the cutterhead.

In the above-mentioned technical solutions, it is preferable that the moving knife is uniformly distributed in the groove body edge of the blowpit.

In the above-mentioned technical solutions, it is preferable that the point of a knife of the moving knife is at an acute angle, and the outer knife face of the point of a knife is along the knife The interior knife face of the tangential direction of disk, the point of a knife connects with the apex angle of the blowpit.

In the above-mentioned technical solutions, it is preferable that cutter head of the stationary knife close to the side of the moving knife is rectangular, the knife One right-angle side of head is parallel with the outer knife face of the moving knife.

In the above-mentioned technical solutions, it is preferable that the feeding roller includes upper feed roll and lower feeding roller, the lower feeding roller Feed level be equal to or higher than the cutter head of the stationary knife, the upper feed roll is identical with the feed direction of the lower feeding roller.

In the above-mentioned technical solutions, it is preferable that each moving knife is fixed on the cutterhead by least two bolts.

Compared with prior art, the utility model has the following beneficial effects: by setting multiple seperated knife distributions for moving knife In on cutterhead, and point of a knife is improving comminuting matter effect by cooperating common cutting with stationary knife towards the gyratory directions of cutterhead Meanwhile it reducing cutter number simultaneously and reducing bored vehicle and fanning effect to reduce friction, reduction cutting force, and then reduction power consumption A possibility that.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of the disclosed pulverizer with Multi-blade cutterhead of embodiment of the utility model；

Fig. 2 is the circumference expanded schematic diagram of cutterhead disclosed in a kind of embodiment of the utility model.

Corresponding relationship in figure, between each component and appended drawing reference are as follows:

11. cutterhead, 12. moving knife, 13. stationary knifes, 141. lower feeding rollers, 142. upper feed rolls, 15. blowpits, 16. materials, 17. moving knife rotary track, 18. material cutting tracks.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model Apply example, those of ordinary skill in the art's every other embodiment obtained without making creative work, all Belong to the range of the utility model protection.

The utility model is further described in detail with reference to the accompanying drawing:

As depicted in figs. 1 and 2, according to a kind of pulverizer with Multi-blade cutterhead provided by the utility model, comprising: cutterhead 11, moving knife 12, stationary knife 13 and feeding roller；Cutterhead 11 is the cylindrical body that surface is provided with blowpit 15, and moving knife 12 is installed on cutterhead 11 surfaces are higher by the groove body edge of blowpit 15, the gyratory directions of the point of a knife of moving knife 12 towards cutterhead 11；Feeding roller is set to knife 11 outside of disk, the feed direction of feeding roller and the tangential direction of cutterhead 11 are perpendicular；The cutter head of stationary knife 13 be set to cutterhead 11 with Between feeding roller, there are gaps between the cutter head of stationary knife 13 and the point of a knife of moving knife 12.

In this embodiment, it is distributed on cutterhead 11 by setting multiple seperated knives for moving knife 12, and point of a knife is towards knife The gyratory directions of disk 11 while improving the effect of comminuting matter 16, are reduced simultaneously by cooperating common cutting with stationary knife 13 A possibility that cutter number is to reduce friction, reduce cutting force, and then reduction power consumption, reduces bored vehicle and fanning effect.

In the above embodiment, it is preferable that 15 Spiral distribution of blowpit can be reduced in the surface of cutterhead 11 to material 16 While cutter number, the lower material of cutting can be thrown away pulverizer in time, the blocking of material clast is prevented, even if material clast Pulverizer is not thrown away, can be also stored in blowpit 15 and be avoided hindering crushing process.

In the above embodiment, it is preferable that moving knife 12 is uniformly distributed in the groove body edge of blowpit 15, increase pulverizer Stability, equally distributed moving knife 12 are not easy to cause pulverizer body vibration in cutting process.

In the above embodiment, it is preferable that the point of a knife of moving knife 12 is at an acute angle, the outer knife face of point of a knife is along the tangent line side of cutterhead 11 To point of a knife rotates to form moving knife rotary track 17, the interior knife face of point of a knife and the top of blowpit 15 under the drive of cutterhead 11 Angle connects, and the material cut is unloaded to the direction to blowpit 15 while increase to the cutting effect of material 16.

In the above embodiment, it is preferable that cutter head of the stationary knife 13 close to the side of moving knife 12 is rectangular, a right angle of cutter head Side is parallel with the outer knife face of moving knife 12, to improve the cutting efficiency cooperated between moving knife 12 and stationary knife 13.

In the above embodiment, it is preferable that feeding roller includes upper feed roll 142 and lower feeding roller 141, lower feeding roller 141 Feed level be equal to or higher than the cutter head of stationary knife 13, upper feed roll 142 is identical with the feed direction of lower feeding roller 141.It is as follows Feeding roller 141 rotates clockwise, upper feed roll 142 rotates counterclockwise or lower feeding roller 141 rotates counterclockwise, upper feed roll 142 It rotates clockwise, to push material 16 mobile to the direction of moving knife 12 and stationary knife 13.In moving knife 12 and stationary knife 13 to material 16 During being cut, since feeding roller pushes material 16 to have movement speed, to form material cutting on material 16 Track 18 is an arc.

In the above embodiment, it is preferable that each moving knife 12 is fixed on cutterhead 11 by least two bolts, in moving knife 12 It is replaced when edge wear relatively simple.

The above be the embodiments of the present invention, according to the utility model proposes the crushing with Multi-blade cutterhead Machine is distributed on cutterhead by setting multiple seperated knives for moving knife, and point of a knife is towards the gyratory directions of cutterhead, by with stationary knife The common cutting of cooperation reduces while improving comminuting matter effect while cutter number is to reduce friction, reduce cutting Power, and then reduce power consumption, a possibility that reducing bored vehicle and fanning effect.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (7)

1. a kind of pulverizer with Multi-blade cutterhead characterized by comprising cutterhead, moving knife, stationary knife and feeding roller；

The cutterhead is the cylindrical body that surface is provided with blowpit, and the moving knife is installed on the cutterhead surface and is higher by the discharging The groove body edge of slot, the gyratory directions of the point of a knife of the moving knife towards the cutterhead；

The feeding roller is set on the outside of the cutterhead, and the feed direction of the feeding roller and the tangential direction of the cutterhead are mutually hung down Directly；

The cutter head of the stationary knife is set between the cutterhead and the feeding roller, the knife of the cutter head of the stationary knife and the moving knife There are gaps between point.

2. the pulverizer according to claim 1 with Multi-blade cutterhead, which is characterized in that the blowpit Spiral distribution in The surface of the cutterhead.

3. the pulverizer according to claim 1 or 2 with Multi-blade cutterhead, which is characterized in that the moving knife is uniformly distributed In the groove body edge of the blowpit.

4. the pulverizer according to claim 3 with Multi-blade cutterhead, which is characterized in that the point of a knife of the moving knife is in sharp Angle, tangential direction of the outer knife face of the point of a knife along the cutterhead, the apex angle phase of the interior knife face and the blowpit of the point of a knife It connects.

5. the pulverizer according to claim 4 with Multi-blade cutterhead, which is characterized in that the stationary knife is close to the moving knife Side cutter head it is rectangular, a right-angle side of the cutter head and the outer knife face of the moving knife are parallel.

6. the pulverizer according to claim 1 with Multi-blade cutterhead, which is characterized in that the feeding roller includes upper feeding Roller and lower feeding roller, the feed level of the lower feeding roller are equal to or higher than the cutter head of the stationary knife, the upper feed roll and institute The feed direction for stating lower feeding roller is identical.

7. the pulverizer according to claim 1 with Multi-blade cutterhead, which is characterized in that each moving knife is by least two A bolt is fixed on the cutterhead.