CN205308512U - A kind of crushing equipment for pulverizer - Google Patents

Abstract

The utility model discloses a crushing apparatus for rubbing crusher, wherein: the device comprises a movable device and a fixed device, wherein the movable device comprises a stator, a fixed tooth and a separator, and the fixed device comprises a rotor and a rotating tooth; the fixed teeth are cylindrical and comprise fixed tooth impact sections, fixed tooth mounting sections and fixed tooth fastening sections; the rotary teeth are cylindrical and comprise a rotary tooth impact section, a rotary tooth mounting section and a rotary tooth fastening section; the fixed tooth impact section is provided with a first impact tooth, and the end part of the fixed tooth impact section is also provided with a first impact tooth; the rotating tooth impact section is provided with a second impact tooth, and the end part of the rotating tooth impact section is also provided with a second impact tooth; the first impact teeth and the second impact teeth are arranged in a staggered mode. This crushing apparatus has increased crushing strength, has increased the intensity of mill, and it has improved production efficiency, has improved the stability of equipment, has reduced the trouble, and the operation is also simpler, convenient.

Description

Crushing equipment for a pulverizer

technical field

The utility model relates to a pulverizer, in particular to a pulverizing device for the pulverizer.

Background technique

The impact mechanical pulverizer is a kind of superfine pulverizer with good applicability. The mechanical impact superfine pulverizers currently used mainly include universal pulverizers and mechanical pulverizers.

The above-mentioned mechanical impact ultrafine pulverizers have the following defects in varying degrees:

(1) Working with a single grinding disc, hinged connection of the hammer head (movable connection), unreasonable arrangement of the hammer head, unreasonable installation of the grinding disc and other reasons lead to a small chance of collision between the material and the hammer head, and the impact strength is small, resulting in poor crushing strength;

(2) The grinding disc is a non-casting part, and the grinding disc is not provided with reinforcing ribs, resulting in low mechanical strength of the grinding disc and easy damage.

Utility model content

The purpose of this utility model is to provide a crushing equipment for pulverizers, which increases the crushing strength and the strength of the grinding disc, which improves the production efficiency, improves the stability of the equipment, reduces failures, and is easy to operate. Simpler and more convenient.

The utility model realizes its purpose of the invention, and the technical scheme adopted is:

A crushing equipment for a pulverizer, wherein: comprising a movable device and a fixed device, the movable device includes a stator, a fixed tooth, a separator, and the fixed device includes a rotor and a rotating tooth; the fixed tooth is cylindrical, It includes a fixed-tooth impact section, a fixed-tooth installation section and a fixed-tooth fastening section; the rotary tooth is cylindrical, including a rotary-tooth impact section, a rotary-tooth installation section and a rotary-tooth fastening section; There is an impact tooth 1, and the end of the fixed tooth impact section is also provided with an impact tooth 1; the rotary tooth impact section is provided with an impact tooth 2, and the end of the rotary tooth impact section is also provided with an impact tooth 2; The impact teeth 1 and the impact teeth 2 are arranged alternately.

Further, a washer 1 is provided between the above-mentioned fixed tooth impact section and the stator.

Further, a washer 2 is provided between the above-mentioned gear impact section and the rotor.

Further, the above-mentioned stator is provided with stator reinforcing ribs 8a.

Further, the rotor is provided with rotor reinforcement ribs 11a.

Compared with the prior art, the beneficial effects of the utility model are:

(1) Both the stator and the rotor of the utility model are circular castings, and reinforcement ribs are provided to increase the mechanical strength of the stator and rotor.

(2) The utility model increases the crushing strength by adopting a reasonable structural form, installation method and arrangement method of rotating teeth and fixed teeth.

(3) The utility model reasonably arranges the relative positions of the rotor and the stator, and adopts a reasonable installation method to increase the crushing strength.

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail.

Description of drawings

Fig. 1 is a schematic diagram of the front view of the first embodiment of the utility model.

FIG. 2 is a schematic diagram of the enlarged structure of part A of FIG. 1 .

detailed description

Embodiment one

Fig. 1 shows that the impact mechanical pulverizer of this example is made up of two parts: namely movable device and fixed device. The movable device is a part that can move along the guide rail, including balance wheel 15, track wheel 3, movable end frame 4, movable end casing 7, stator 8, fixed teeth 9, feed pipe 5 and foreign matter separator 6. The fixing device is an immovable part, including a base 1 , a guide rail 2 , a fixed end casing 12 , a rotor 11 , a fastening lock 17 , a bearing seat 13 , a motor 14 , a discharge pipe 16 and a rotating gear 10 .

The chamber formed by the movable end casing 7 and the fixed end casing 12 is called a crushing chamber, and the parts in the crushing chamber include a stator 8, a rotor 11, fixed teeth 9 and rotating teeth 10. A number of fixed teeth 9 are installed on the stator 8 , and a number of rotating teeth 10 are installed on the rotor 11 .

The connection mode of the movable device: the stator 8 is fixedly installed on the movable end casing 7 by bolts, and is parallel and concentric with the movable end casing 7 . The movable end casing 7 is installed on the movable end frame 4, and some track wheels 3 are installed below the movable end frame 4, and the track wheels 3 form a supporting effect to the whole movable end assembly. In order to ensure that the movable end assembly maintains balance during the movement, a balance wheel 15 is installed under the movable end frame 4. The balance wheel 15 plays a role in adjusting the center of gravity offset of the movable end assembly, and plays a role in the movement of the movable end assembly. Not to the effect of overturning. The feed pipe 5 is installed in the center of the movable end casing 7, and a foreign matter separator 6 is installed above the feed pipe 5 in order to ensure the operation stability of the equipment.

The connection method of the fixing device: the bearing seat 13 is installed on the base 1, the rotor 11 is installed on the central axis of the bearing seat 13 (inside the fixed end casing 12), and the other end of the central axis of the bearing seat 13 is passed through a coupling or The belt pulley is connected with the motor 14 installed on the base 1 . Therefore, the rotor 11 can realize high-speed rotation through the rotation of the motor 14 . A guide rail 2 is installed on the base 1 to support the movable end assembly and to define the walking path of the rail wheel 3 . A number of fastening locks 17 are installed on the fixed end casing 12. After the movable end assembly is closed along the guide rail 2, the fastening locks 17 are used to fix and lock the movable end assembly and the fixed end assembly. The discharge pipe 16 is installed on the fixed end casing 12 , and the discharge pipe 16 forms a tangent relationship with the fixed end casing 12 .

The structural form of the rotor 11 and the stator 8: both are circular castings, and the rotor reinforcement rib 11a and the stator reinforcement rib 8a are respectively provided on the back.

The installation method of the fixed teeth 9 and the rotating teeth 10: the installation methods of the fixed teeth 9 and the rotating teeth 10 are the same, and the installation method of the fixed teeth is used as an illustration below. The fixed teeth 9 are fixedly installed on the stator 8 (that is, the fixed teeth 9 and the stator 8 cannot move relative to each other). Drill a hole on the stator 8, the size of the hole is equal to the diameter of the mounting surface of the fixed tooth 9, and the tolerance adopts a tight fit (less than a clearance fit, that is, the fixed tooth 9 cannot shake on the mounting hole of the stator 8), and the fixed tooth 9 After being installed on the stator 8, the fixed tooth 9 is tightened on the back side of the stator 8 with a nut. For preventing the nut from loosening, the nut adopts an anti-loosening nut. If common nuts are used, the nuts must be spot welded on the stator 8.

As shown in Figure 2, the structural form of the fixed teeth 9 and the rotating teeth 10: the fixed teeth 9 are cylindrical and divided into three parts: the fixed teeth impact section 9a, the fixed teeth installation section 9b and the fixed teeth fastening section 9c. The fixed tooth impact section 9a is used for impacting materials; the fixed tooth installation section 9b is used for matching with the installation hole on the stator 8 for installation; the fixed tooth fastening section 9c is used for installing the fixed tooth nut 9d.

The rotating gear 10 is also cylindrical and is divided into three parts: the rotating gear impact section 10a, the rotating gear mounting section 10b and the rotating gear fastening section 10c. The tooth-rotating impact section 10a is used for impacting materials; the tooth-rotating installation section 10b is used for matching with the mounting hole on the rotor 11 for installation; the tooth-rotating fastening section 10c is used for installing the tooth-rotating nut 10d.

The fixed tooth impact section 9a of this example is provided with impact tooth one 9a1, and the end of the fixed tooth impact section is also provided with impact tooth one 9a1; The end of the tooth impact section 10a is also provided with a second impact tooth 10a1; the first impact tooth 9a1 and the second impact tooth 10a1 are arranged in a staggered manner. A washer 1 9e is provided between the fixed tooth impact section 9a and the stator 8 ; a washer 2 10e is provided between the rotary tooth impact section 10a and the rotor 11 .

Arrangement of fixed teeth 9 and rotating teeth 10: According to the needs of different crushing strengths, the fixed teeth 9 and rotating teeth 10 can be arranged in one ring or multiple rings. The fixed teeth 9 and the rotating teeth 10 are arranged annularly on the stator 8 and the rotor 11 respectively, and the rings where the fixed teeth 9 and the rotating teeth 10 are arranged are concentric and concentric with the stator 8 and the rotor 11 . According to the different needs of crushing strength, the fixed teeth 9 and the rotating teeth 10 can be respectively arranged as one ring or multiple rings. The size of the circle where the fixed teeth 9 and the rotating teeth 10 are arranged cannot be equal, and the diameter difference of the circles is greater than the sum of the radii of the fixed teeth 9 and the rotating teeth 10, so as to prevent the fixed teeth 9 and the rotating teeth 10 from contacting and colliding when the rotor 11 rotates .

The relative position of the stator 8 and the rotor 11: a, the two are concentric and parallel; b, the distance between the adjacent two is not greater than twice the length of the impact section of the stator, or the distance between the two adjacent is not greater than twice the length of the impact section of the rotor length.

The above-mentioned embodiment is a preferred implementation mode of the present utility model, but the implementation mode of the present utility model is not limited by the above-mentioned embodiment, and any other changes, modifications and substitutions made without departing from the spirit and principle of the present utility model , combination, and simplification, all should be equivalent replacement methods, and are all included in the protection scope of the present utility model.

Claims (5)

1. the disintegrating apparatus for pulverizer, it is characterised in that: including head, fixing device, described head includes stator, determines tooth, separator, and described fixing device includes rotor, turns tooth; Described determine tooth for cylinder, including determining tooth impact section, determine tooth construction section and determine tooth to fasten section; The described tooth that turns is for cylinder, including turning tooth impact section, turn tooth construction section and turning tooth fastening section; Described determining tooth impact section and be provided with impact teeth one, the described end determining tooth impact section also is provided with impact teeth one; The described tooth impact section that turns is provided with impact teeth two, described in turn the end of tooth impact section and also be provided with impact teeth two; Described impact teeth one is staggered with described impact teeth two.

2. a kind of disintegrating apparatus for pulverizer according to claim 1, it is characterised in that: described determine to be provided with between tooth impact section and stator packing ring one.

3. a kind of disintegrating apparatus for pulverizer according to claim 2, it is characterised in that: described in turn and between tooth impact section and rotor, be provided with packing ring two.

4. a kind of disintegrating apparatus for pulverizer according to claim 3, it is characterised in that: described stator is provided with stator reinforcement.

5. a kind of disintegrating apparatus for pulverizer according to claim 4, it is characterised in that: described rotor is provided with rotor reinforcement.