CN202479014U

CN202479014U - Grinder

Info

Publication number: CN202479014U
Application number: CN2012200637196U
Authority: CN
Inventors: 韩先锋; 韩晨蔚
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-02-24
Filing date: 2012-02-24
Publication date: 2012-10-10
Anticipated expiration: 2022-02-24

Abstract

The utility model discloses a grinder. The grinder comprises a material cavity, a driving knife, a driven knife, and an end cover; the driving knife and the driven knife are arranged in the material cavity; the opening end of the material cavity is detachably connected with the end cover; the driving knife comprises an upper middle shaft and a plurality of groups of upper blades, and the upper middle shaft is fixedly connected to a driving shaft; the driven knife comprises a lower middle shaft and a plurality of groups of lower blades; the lower middle shaft is fixedly connected to a driven shaft; the length of the upper blades is equal to that of the lower blades; the distance between the axis of the driving shaft and the axis of the driven shaft is greater than or equal to the length of the upper blades, and the upper blades on the driving knife and the lower blades on the driven knife are staggered; one end of each of the driving shaft and the driven shaft is arranged on the end cover through a bearing, and the other end of each of the driving shaft and the driven shaft penetrates through the material cavity; and one end of each of the driving shaft and the driven shaft, which penetrates through the material cavity, is provided with a power device. The grinder is simple in structure, good in grinding effect and high in efficiency.

Description

Pulverizer

Technical field

The utility model relates to a kind of fragmentation, reducing mechanism, is specifically related to a kind of hammer cutter formula reducing mechanism.

Background technology

In fields such as food, pharmacy, chemical industry, need be that the footpath was the powder of 1.3-4.5mm, existing pulverizer during particle labor and materials more than the 10.5mm were rolled into fast often with middle footpath; Comprise two material chambeies up and down, be respectively equipped with pulverizing hammer up and down in two material chambeies up and down, in crushing process; The particle labor and materials earlier in the material loading chamber through elementary pulverizing; Get into the blanking chamber then and be crushed to needed granularity, the crushing process of this pulverizer is accomplished complex structure in two chambeies; And two pulverizing hammers work alone low, the weak effect of crush efficiency separately up and down.

The utility model content

The purpose of the utility model provides a kind of pulverizer, and it is simple in structure, good crushing effect, efficient high.

To achieve these goals, the technical solution of the utility model is: a kind of pulverizer comprises material chamber, driving knife, from moving knife, end cap; Driving knife, all be arranged in the material chamber from moving knife, the material chamber is the cavity of end sealing, and the material top of chamber is provided with charging aperture, the bottom is provided with discharging opening; The openend in material chamber is removably connected with end cap, and driving knife comprises jackshaft and some groups of cutters, and some groups of cutters are distributed on the jackshaft vertically; Last jackshaft is fixed on the driving shaft, comprises jackshaft and some groups of bottom knife down from moving knife, and some groups of bottom knife are distributed in down on the jackshaft vertically; Following jackshaft is fixed on the driven shaft, the length of cutter and the equal in length of bottom knife, and the distance between the axis of driving shaft and driven shaft is greater than the length of cutter; Some groups of cutters and some groups of bottom knife on the driven shaft on the driving knife are interlaced; And blade cutting edge is provided with in opposite directions, and driving shaft, driven shaft one end are located on the end cap through bearing, and the other end passes the material chamber; The end that driving shaft, driven shaft pass the material chamber is respectively equipped with power set, is respectively equipped with sealing device between the sidewall in driving shaft, driven shaft and material chamber.

The utility model pulverizer; Wherein, the end that said driving shaft passes the material chamber is provided with driving gear, driven shaft passes an end of expecting the chamber and is provided with driven gear, and driving gear and driven gear are meshing with each other; Driving gear, driven gear are provided with gear-box outward; Be mutually permanently connected between gear-box and the material chamber, be provided with bearing between the casing of driving shaft, driven shaft and gear-box, driving shaft is by being located at the outer motor-driven of gear-box.

The utility model pulverizer, wherein, the number of teeth of said driving gear is 1.2 times of the driven gear number of teeth.

The utility model pulverizer, wherein, said every group of cutter comprises four even spaced cutter of going up, and last cutter all are fixed on the jackshaft, and a cutter side along its length is that blade, another side are the knife back on each.

The utility model pulverizer, wherein, said every group of bottom knife comprises eight even spaced cutter down, and following cutter all are fixed on the jackshaft, and a cutter side along its length is that blade, another side are the knife back under each.

After adopting such scheme, the utility model pulverizer because be provided with driving knife in the material chamber, from moving knife, labor and materials get into behind the material chamber earlier through the driving knife fragmentation again through broken from moving knife; And driving knife comprises some groups of cutters, comprises some groups of bottom knife from moving knife; Cutter, bottom knife are crisscross arranged, and therefore in the course of the work, produce each other between the last bottom knife and shear; Has the function of overtaking from moving knife with respect to driving knife; So expecting that the chamber waist forms the powerful district that pulverizes, and good crushing effect, efficient height, and simple in structure.

In addition; Since every group of cutter comprise four go up cutter, every group of bottom knife comprises eight following cutter, a upper and lower cutter side along its length is a blade, therefore the fiber material is more for a long time in labor and materials; Use, the blade of bottom knife cutting labor and materials; When the less and particle of fiber material in the labor and materials is big, use, the knife back cutting labor and materials of bottom knife, improve the efficient of pulverizer.

Description of drawings

Fig. 1 is the front view of the utility model pulverizer;

Fig. 2 is the front view of the utility model pulverizer stator;

Fig. 3 is the A-A cutaway view of Fig. 2;

Fig. 4 is the front view of the utility model pulverizer driving knife;

Fig. 5 is the structural representation of the utility model pulverizer driving knife;

Fig. 6 is the front view of the utility model pulverizer from moving knife;

Fig. 7 is the structural representation of the utility model pulverizer from moving knife.

Specify the utility model pulverizer below in conjunction with accompanying drawing.

The specific embodiment

As shown in Figure 1; The utility model pulverizer comprises material chamber 1, driving knife 2, from moving knife 3, end cap 4, driving knife 2, all be positioned in the material chamber 1, like Fig. 2, shown in 3 from moving knife 3; Material chamber 1 is the cavity of end sealing; Material 1 top, chamber is provided with charging aperture 11, the bottom is provided with discharging opening 12, and discharging opening 12 is provided with screen pack, and the openend in material chamber 1 is connected with end cap 4 through screw; Driving knife 2 comprises jackshaft 21 and many group cutters 22, organizes cutter 22 more and is uniformly distributed in vertically on the jackshaft 21.Like Fig. 4, shown in 5, every group of cutter 22 comprises four even spaced cutter 221 of going up, and last cutter 221 are riveted on the jackshaft 21; Cutter 221 side along its length is that blade, another side are the knife back on each, and last jackshaft 21 keys of driving knife 2 are connected on the driving shaft 5, comprises jackshaft 31 and many group bottom knife 32 down from moving knife 3; Many group bottom knife 32 are uniformly distributed in down on the jackshaft 31 vertically, and like Fig. 6, shown in 7, every group of bottom knife 32 comprises eight even spaced cutter 321 down; Following cutter 321 are riveted on down on the jackshaft 31; Each down cutter 321 side along its length be that another side of blade is the knife back, be connected on the driven shaft 6 equal in length of the length of last cutter 221 and following cutter 321 from middle the axle key of moving knife 3; Distance between the axis of driving shaft 5 and driven shaft 6 is slightly larger than the length of upper and lower cutter 221,321; Some groups of cutters 22 on the driving knife 2 are crisscross arranged with some groups of bottom knife 32 on the driven shaft 6, and the cutting edge of cutter 22 and bottom knife 32 is provided with in opposite directions, and driving shaft 5, driven shaft 6 one ends are located on the end cap 4 through bearing; The other end passes material chamber 1; The end that driving shaft 5 passes material chamber 1 is provided with driving gear 7, driven shaft 6 passes an end of expecting chamber 1 and is provided with driven gear 8, and driving gear 7, driven gear 8 are meshing with each other, and is respectively equipped with sealing device 10 between the sidewall in driving shaft 5, driven shaft 6 and material chamber 1; Sealing device 10 is isolated the mechanical seal of spiral coil for band; Driving gear 7, the driven gear 8 outer gear-boxes 9 that are provided with, gear-box 9 with expect to be connected through screw between the chamber 1, be provided with bearing between the casing of driving shaft 5, driven shaft 6 and gear-box 9; Driving shaft 5 is by being located at the outer motor-driven of gear-box 9, and the rotating speed of driven shaft 6 is 1.2 times of rotating speed of driving shaft 5.

In the utility model pulverizer course of work, labor and materials get in the material chamber 1 from charging aperture 11, and warp is broken from moving knife again through the driving knife fragmentation earlier; If the fiber material is more in the labor and materials, adopt the knife edge part cutting of master and slave moving knife, if particle is more in the labor and materials; The master and slave moving knife knife back part hammering labor and materials of then reverse employing, in crushing process, master and slave moving knife is sheared each other; And has the function of overtaking with respect to driving knife from moving knife; Waist forms the powerful district that pulverizes in the material chamber, and labor and materials are pulverized, and gets into next procedure from discharging opening 12.

The above embodiment describes the preferred implementation of the utility model; Be not that scope to the utility model limits; Under the prerequisite that does not break away from the utility model design spirit; Various distortion and improvement that the common engineers and technicians in this area make the technical scheme of the utility model all should fall in the protection domain that claims of the utility model confirm.

Claims

1. pulverizer; It is characterized in that: comprise material chamber (1), driving knife (2), from moving knife (3), end cap (4), driving knife (2), all be positioned in the material chamber (1) that material chamber (1) is the cavity of end sealing from moving knife (3); Material top, chamber (1) is provided with charging aperture (11), the bottom is provided with discharging opening (12); The openend in material chamber (1) is removably connected with end cap (4), and driving knife (2) comprises jackshaft (21) and some groups of cutters (22), and some groups of cutters (22) are distributed on the jackshaft (21) vertically; Last jackshaft (21) is fixed on the driving shaft (5); Comprise jackshaft (31) and some groups of bottom knife (32) down from moving knife (3), some groups of bottom knife (32) are distributed in down on the jackshaft (31) vertically, and following jackshaft (31) is fixed on the driven shaft (6); The equal in length of the length of cutter (22) and bottom knife (32); Distance between the axis of driving shaft (5) and driven shaft (6) is greater than the length of cutter (22), and the some groups of cutters (22) on the driving knife (2) are interlaced with the some groups of bottom knife (32) on the driven shaft (6), and blade cutting edge is provided with in opposite directions; Driving shaft (5), driven shaft (6) one ends are located on the end cap (4) through bearing; The other end passes material chamber (1), and the end that driving shaft (5), driven shaft (6) pass material chamber (1) is respectively equipped with power set, is respectively equipped with sealing device (10) between the sidewall in driving shaft (5), driven shaft (6) and material chamber (1).

2. pulverizer as claimed in claim 1; It is characterized in that: the end that said driving shaft (5) passes material chamber (1) is provided with driving gear (7), driven shaft (6) passes an end of expecting chamber (1) and is provided with driven gear (8); Driving gear (7) is meshing with each other with driven gear (8); Driving gear (7), the outer gear-box (9) that is provided with of driven gear (8); Be mutually permanently connected between gear-box (9) and the material chamber (1), be provided with bearing between the casing of driving shaft (5), driven shaft (6) and gear-box (9), driving shaft (5) is by being located at the outer motor-driven of gear-box (9).

3. pulverizer as claimed in claim 2 is characterized in that: the number of teeth of said driving gear (7) is 1.2 times of driven gear (8) number of teeth.

4. pulverizer as claimed in claim 3; It is characterized in that: said every group of cutter (22) comprises four even spaced cutter (221) of going up; Last cutter (221) all are fixed on the jackshaft (21), and cutter on each (a 221) side along its length is that blade, another side are the knife back.

5. pulverizer as claimed in claim 4; It is characterized in that: said every group of bottom knife (32) comprises eight even spaced cutter (321) down; Following cutter (321) all are fixed on the jackshaft (31), and cutter (a 321) side along its length is that blade, another side are the knife back under each.