CN207887284U - A kind of wear-resistant hammer head for sandstone pulverizer - Google Patents

Abstract

The utility model discloses a kind of wear-resistant hammer heads for sandstone pulverizer, including crusher body, crusher body bottom end is equipped with supporting rack, crusher body upper end is equipped with feed hopper, it is equipped in the crusher body of feed hopper lower end and crushes tup, the both ends for crushing tup are fixed with the installation axis of cone, and the outer end for installing the axis of cone is fixed with drive shaft, drive shaft driving is mounted on crusher body, and fixed jacket axis is fixed on the crusher body of the installation axis of cone outer end.After the utility model crushes tup long-time use, certain rubble is populated on its pulverizing cutter blade, the rotating speed of motor is reduced at this time, the cylinder for controlling crusher body both sides stretches out, polishing inner shaft is released out of fixed jacket axis, crushing tup both ends is socketed in the polishing inner shaft at both ends respectively and sees, wherein the flexible sanding block on the inside of polishing inner shaft can remove the rubble on pulverizing cutter blade totally, to improve the abrasion resistance of pulverizing cutter blade, increase its service life.

Description

A kind of wear-resistant hammer head for sandstone pulverizer

Technical field

The utility model is related to pulverizer equipment technical fields, specially a kind of wear-resistant hammer head for sandstone pulverizer.

Background technology

Pulverizer is the machinery that large-sized solid material is crushed to desired size.Pulverizer is by coarse crushing, fine crushing, wind-force The devices such as conveying composition, reaches the purpose of pulverizer in the form of high-speed impact.Using wind energy once at powder, eliminate traditional Screening sequence.Mine is mainly applied, in a variety of industries such as building materials.The external force that solid is applied in crushing process has shearing, punching It hits, roll, grinding four kinds.Shearing be used primarily in coarse crushing and comminution process, suitable for flexible or have fiber material and The broken or comminution process of bulk material；Impact is used primarily in comminution process, is suitable for the crushing of brittle material；It rolls and is used primarily in In high finess disintegrating operation, the material for being suitable for most of properties carries out ultramicro grinding operation；Grinding be mainly used for ultramicro grinding or Ultra-large type disintegrating apparatus, the further comminution process being suitable for after comminution process.

Pulverizer in the prior art needs periodically to clear up tup surface when carrying out flour to sandstone, because When crushing, the smaller rubble of particle can be stuck between the pulverizing cutter blade of tup, and going down can be such that blade damages for a long time, be reduced The abrasion resistant effect of tup, to make the reduction of its service life, thus it is proposed that a kind of wear-resistant hammer head for sandstone pulverizer For solving the above problems.

Utility model content

The purpose of this utility model is to provide a kind of wear-resistant hammer heads for sandstone pulverizer, to solve above-mentioned background skill The problem of being proposed in art.

To achieve the above object, the utility model provides the following technical solutions：A kind of Wear resisting hammer for sandstone pulverizer Head, including crusher body, the crusher body bottom end are equipped with supporting rack, and the crusher body upper end is equipped with feed hopper, It being equipped in the crusher body of the feed hopper lower end and crushes tup, the both ends for crushing tup are fixed with the installation axis of cone, The outer end of the installation axis of cone is fixed with drive shaft, and the drive shaft driving is mounted on crusher body, the installation axis of cone Fixed jacket axis is fixed on the crusher body of outer end, the inner end sliding of the fixed jacket axis is equipped with polishing inner shaft, institute The inner end for stating polishing inner shaft is equipped with sanding block, and the outer end of the polishing inner shaft is fixedly connected with crusher body both ends, institute by cylinder The crusher body for crushing tup lower end is stated equipped with reclaiming plate.

Preferably, the feed hopper fixes the top of connection crusher body, and connection powder is fixed in the lower end of the reclaiming plate The bottom end of broken machine body, the crusher body is interior to be equipped with crushing chamber, and the crushing chamber is located between two fixed jacket axis In crusher body.

Preferably, it is socketed on the outside of the installation axis of cone, the circular trough in the fixed jacket axis through round notch is equipped with It is recessed with dovetail groove on the inner wall of mouth, is slided in the dovetail groove and is equipped with dovetails, the dovetails are fixedly mounted on polishing On the outer wall of inner shaft.

Preferably, the polishing inner shaft is hollow cylindrical structure, and inner ring diameter is more than the diameter for crushing tup, and The length for inner shaft of polishing is more than the half for crushing tup length, the flexible block structure of the sanding block, when polishing internal axle sleeve When being connected on crushing tup, the sanding block and the pulverizing cutter blade movable contact for crushing tup surface.

Compared with prior art, the utility model has the beneficial effects that：

1, the utility model is driven by the drive shaft of high-speed rotation crush tup high-speed rotation when in use, to pulverizer Sandstone in body crushes processing, and wherein drive shaft is driven by motor, and untreated sandstone enters powder by feed hopper In broken machine body, the sandstone after crushing is transferred out by reclaiming plate；

2, after crushing tup long-time use, it is populated with certain rubble on pulverizing cutter blade, reduces motor at this time The cylinder of rotating speed, control crusher body both sides stretches out, and polishing inner shaft is released out of fixed jacket axis, the polishing inner shaft at both ends It is inside socketed in crushing tup both ends respectively to see, wherein the flexible sanding block on the inside of polishing inner shaft can be clear by the rubble on pulverizing cutter blade Except clean, to improve the abrasion resistance of pulverizing cutter blade, increase its service life.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is that hammehead structure schematic diagram is crushed in the utility model；

Fig. 3 is the utility model fixed jacket axis and polishing inner shaft structural schematic diagram.

In figure：1 crusher body, 101 feed hoppers, 102 reclaiming plates, 2 supporting racks, 3 crush tup, the 301 installation axis of cone, 4 Cylinder, 5 drive shafts, 6 housing axis, 601 dovetail grooves, 7 polishing inner shafts, 701 dovetails, 702 sanding blocks.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of wear-resistant hammer head for sandstone pulverizer, Including crusher body 1,1 bottom end of crusher body is equipped with supporting rack 2, and 1 upper end of crusher body is equipped with feed hopper 101, charging Struggle against 101 lower ends crusher body 1 in be equipped with crush tup 3, crush tup 3 both ends be fixed with installation the axis of cone 301, installation The outer end of the axis of cone 301 is fixed with drive shaft 5, and the driving of drive shaft 5 is mounted on crusher body 1, outside the installation axis of cone 301 Fixed jacket axis 6 is fixed on the crusher body 1 at end, the inner end sliding of fixed jacket axis 6 is equipped with polishing inner shaft 7, polishing The inner end of inner shaft 7 is equipped with sanding block 702, and the outer end of the polishing inner shaft 7 is fixedly connected with 1 both ends of crusher body, powder by cylinder 4 The crusher body 1 of 3 lower end of broken tup is equipped with reclaiming plate 102.

Further, feed hopper 101 fixes the top of connection crusher body 1, and connection powder is fixed in the lower end of reclaiming plate 102 The bottom end of broken machine body 1, crusher body 1 is interior to be equipped with crushing chamber, and crushing chamber is located at the pulverizer between two fixed jacket axis 6 In body 1.

Further, through round notch is equipped in fixed jacket axis 6,301 outside of the installation axis of cone, the circle are socketed in Dovetail groove 601 is recessed on the inner wall of shape notch, sliding is equipped with dovetails 701, the fixation peace of dovetails 701 in dovetail groove 601 On the outer wall of polishing inner shaft 7.

Further, polishing inner shaft 7 is hollow cylindrical structure, and inner ring diameter is more than the diameter for crushing tup 3, And the length for inner shaft 7 of polishing is more than the half for crushing 3 length of tup, the flexible block structure of sanding block 702, when in polishing When axis 7 is socketed on crushing tup 3, sanding block 702 and the pulverizing cutter blade movable contact for crushing 3 surface of tup.

Operation principle：The utility model drives crushing tup 3 to turn at a high speed by the drive shaft of high-speed rotation 5 when in use It is dynamic, processing is crushed to the sandstone in crusher body 1, wherein drive shaft 5 is driven by motor, and untreated sandstone passes through Feed hopper 101 enters in crusher body 1, and the sandstone after crushing is transferred out by reclaiming plate 102, when crushing tup 3 is long Between after use, certain rubble is populated on pulverizing cutter blade, reduces the rotating speed of motor, 1 both sides of control crusher body at this time Cylinder 4 stretch out, polishing inner shaft 7 is released out of fixed jacket axis 6, is socketed in crushing hammer in the polishing inner shaft 7 at both ends respectively First 3 both ends are seen, wherein the flexible sanding block of 7 inside of polishing inner shaft can remove the rubble on pulverizing cutter blade totally, to improve The abrasion resistance of pulverizing cutter blade increases its service life.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of wear-resistant hammer head for sandstone pulverizer, including crusher body (1), crusher body (1) bottom end is set There is supporting rack (2), it is characterised in that：Crusher body (1) upper end is equipped with feed hopper (101), under the feed hopper (101) It is equipped in the crusher body (1) at end and crushes tup (3), the both ends for crushing tup (3) are fixed with the installation axis of cone (301), the outer end of the installation axis of cone (301) is fixed with drive shaft (5), and drive shaft (5) driving is mounted on pulverizer On body (1), fixed jacket axis (6), the fixation are fixed on the crusher body (1) of the installation axis of cone (301) outer end The inner end sliding of housing axis (6) is equipped with polishing inner shaft (7), and the inner end of the polishing inner shaft (7) is equipped with sanding block (702), this dozen The outer end of mill inner shaft (7) is fixedly connected with crusher body (1) both ends, the crushing for crushing tup (3) lower end by cylinder (4) Machine body (1) is equipped with reclaiming plate (102).

2. a kind of wear-resistant hammer head for sandstone pulverizer according to claim 1, it is characterised in that：The feed hopper (101) connection crusher body (1) is fixed in the lower end on the top of fixed connection crusher body (1), the reclaiming plate (102) Bottom end, the crusher body (1) is interior to be equipped with crushing chamber, and the crushing chamber is located at the crushing between two fixed jacket axis (6) In machine body (1).

3. a kind of wear-resistant hammer head for sandstone pulverizer according to claim 1, it is characterised in that：The fixed jacket Run through in axis (6) and be equipped with round notch, is socketed on the outside of the installation axis of cone (301), it is interior on the inner wall of the circle notch to be recessed with Dovetail groove (601), the interior sliding of the dovetail groove (601) are equipped with dovetails (701), and the dovetails (701), which are fixedly mounted on, beats On the outer wall for grinding inner shaft (7).

4. a kind of wear-resistant hammer head for sandstone pulverizer according to claim 1, it is characterised in that：The polishing inner shaft (7) it is hollow cylindrical structure, inner ring diameter is more than the diameter for crushing tup (3), and the length for inner shaft (7) of polishing is more than Crush the half of tup (3) length, the flexible block structure of the sanding block (702), when polishing inner shaft (7) is socketed in crushing When on tup (3), the sanding block (702) and the pulverizing cutter blade movable contact for crushing tup (3) surface.