CN204768928U - Meticulous system sand of graded crushing machine - Google Patents

Abstract

The utility model discloses a meticulous system sand of graded crushing machine, including the broken chamber that is equipped with the feed inlet, device in the main shaft and the drive of broken intracavity the drive arrangement of main shaft, and set up the broken part of broken intracavity, broken chamber is vertical structure, the correspondingly vertical setting of main shaft, broken parts include that from the top down all puts at main epaxial bar and the counterattack board of setting on broken intracavity wall. The foundation the utility model discloses can make the molding sand or the magnesite sand of relative high accuracy.

Description

The meticulous sand machine processed of graded crushing

Technical field

The utility model relates to a kind of sand machine processed.

Background technology

Along with the development of national basis engineering construction, the exhaustion of natural sand resource, old-fashioned Sand-making machinery has not caught up with the needs of production, not only consumes energy high, and cause production capacity wretched insufficiency, market is badly in need of a kind of new and effective sand machine processed to meet the sand material supply of growing tension.

For molding sand, often need higher technical requirement, such as, in sand casting steel pipe, the Accuracy of the molding sand smooth degree of steel pipe inner wall.Therefore the effect of molding sand in Foundry Production is very important, but the casting wasted product caused because of the poor quality of molding sand accounts for 30 ~ 50% of the total waste product of foundry goods.

Usually be exactly that fineness wants high to one of requirement of molding sand, such as, in the casting process of steel pipe, the Accuracy of the molding sand smooth degree of steel pipe inner wall, therefore novel sand machine processed is the indispensability of high-quality sandstone aggregate processing.

Current magnesite obtains and uses widely, but will obtain qualified magnesite sand, higher to the requirement of disintegrating machine, the high accuracy magnesite sand therefore needing novel sand machine processed to make to meet production and application and require.Simultaneously because magnesite resource is less, economize in raw materials in sand process processed and also become one of sand machine processed large requirement.

Utility model content

For this reason, the purpose of this utility model is to provide a kind of graded crushing meticulous sand machine processed, can make molding sand or the magnesite sand of relative good accuracy.

The utility model is by the following technical solutions:

The meticulous sand machine processed of a kind of graded crushing, comprise the crusher chamber, the main shaft of device in crusher chamber that are provided with charging aperture and drive the drive unit of described main shaft, and the crusher members be arranged in described crusher chamber, described crusher chamber is vertical structure, and correspondingly main shaft is vertically arranged;

Described crusher members comprises the bar all put from top to bottom on main shaft and the counterpunch board be arranged on crusher chamber inwall.

Can be found out by said structure, according to the utility model, about shattering process, first be that main shaft drives bar motion, one-level fragmentation is carried out to the sand material entering crusher chamber, due to impact and the centrifugal action that produces of bar, the counterpunch board sandstone of one-level fragmentation being impacted be arranged on crusher chamber inner surface produces two-stage crushing, counterpunch board is used to carry out two-stage crushing in other words, finally can produce mutual collision based on the sand material that the direction impacted from recoil produces is different and produce three grades of fragmentations, through the fragmentation of three levels, meticulousr or that precision is relatively higher sandstone can be produced.

The meticulous sand machine processed of above-mentioned graded crushing, described crusher chamber is cylindrical cavity, and correspondingly, described main shaft and crusher chamber coaxial line configure, and are beneficial to the cataclasitlc structure that tectonic gap is controlled.

The meticulous sand machine processed of above-mentioned graded crushing, described bar divides into groups from top to bottom to lay on described main shaft, is beneficial to graded crushing, improves the fineness of product;

Often organize bar and have 4 at least, and all put around main shaft;

Bar in adjacent sets staggers mutually, improves the fineness of product.

Preferably, the group number of grouping is 3 ~ 5 groups.

About the bar of grouping, for the spacing between the bar of fineness below that improve product further and counterpunch board is less than the spacing of bar and the counterpunch board be positioned at above.

For adapting to different granularity needs, described bar has the structure along main shaft diameter to adjustment.

Preferably, described radial adjust structure is the pad be assemblied in by releasable connection part with bar on main shaft, can adjust fast according to product needed.

The working face of described bar is equipped with baffle by releasable connection part, in order to improve the whole service life of functional part.

Described baffle is formed with the counterbore connecting location for releasable connection part, reduces the damage to releasable connection part.

Described crusher chamber lower end is connected with base, and meanwhile, be furnished with the reinforcement for strengthening bonding strength in the side of base and crusher chamber, bulk strength is higher.

Accompanying drawing explanation

Fig. 1 is that the master of the utility model embodiment cuts open structural representation.

Fig. 2 is the perspective view of the funtion part of the utility model embodiment.

In figure: 1. charging aperture; 2. spindle pulley; 3. motor; 4. motor pulley; 5. base; 6. bar; 7. screw; 8. main shaft; 9. crusher chamber; 10. counterpunch board; 11. baffles; 12. reinforcements.

Detailed description of the invention

See Figure of description 1 and 2, the meticulous sand machine processed of a kind of graded crushing, sand machine processed in figure is vertical structure, be to be understood that, sand machine employing horizontal type structure processed still meets the graded crushing that the utility model realizes, thus reaches the object of the product that becomes more meticulous, but preferably adopts vertical structure, easily be configured to multiple stage crushing structure, there is better adaptability.

Fig. 1 is that the master of a graded crushing meticulous sand machine processed embodiment cuts open structural representation, does not cut open the part wherein not relating to designing points, simultaneously in order to simplify drawing, eliminates partial element, such as, driving-belt between spindle pulley 2 and motor pulley 4.

Generality as disintegrating machine configures, and see the structure shown in drawing, it comprises the crusher chamber 9, the main shaft 8 of device in crusher chamber 9 that are provided with charging aperture 1 and drives the drive unit of described main shaft 8, and is arranged on the crusher members in described crusher chamber 9.

Wherein, charging aperture 1 is typical hopper construction, generally has the sheet metal structural of truncated rectangular pyramids side, is usually arranged on the top of crusher chamber 9 by the mode of welding, utilizes gravity material loading or feed.

Preferably, described crusher chamber 9 is vertical structure, and make full use of the conveying of Action of Gravity Field for sand material, correspondingly main shaft 8 is vertically arranged, and connecting shaft end exposes crusher chamber 9, as shown in Figure 1, for arranging spindle pulley 2.

Wherein the side plate of crusher chamber 9 upper end can adopt flange connection, is assemblied on the body of crusher chamber 9 by described side plate, is beneficial to inspection and maintenance by releasable connection part.For the benefit of inspection and maintenance, can also arrange other structure, between crusher chamber 9 side bar 6, such as, spatially arrange access door.

In the construction shown in fig. 1, described crusher members comprises the bar 6 all put from top to bottom on main shaft 8 and the counterpunch board 10 be arranged on crusher chamber 9 inwall.

So main shaft 8 is driven by tape handler by motor 3, thus drive bar 6 to rotate around the axis of main shaft 8, there is larger kinetic energy, thus one-level fragmentation is carried out to the sand material entering crusher chamber 9, then sandstone and counterpunch board 10 clash into and produce two-stage crushing, and sandstone clashes into counterpunch board 10 can be recoiled, thus with fly over the mutual device of sandstone come, form three grades of fragmentations, produce meticulousr sandstone by these three grades of fragmentations.

Wherein bar 6 is illustrated in figure 2 rectangular structure, is the needs of satisfied fragmentation, needs to have higher hardness, and self should have larger quality, generally speaking, its quality should control in 7.5kg effect, and steel or the larger metal material of hardness ratio can be adopted to make.

Bar 6 is mainly adopted and is connected on main shaft 8 in two ways, and one is that bar 6 is directly welded on main shaft 8, belongs to non-disconnectable connection, when bar 6 excessive wear, may cause scrapping of the whole assembly be made up of bar 6 and main shaft 8.Certainly, the over worn technological means of a kind of reduction bar 6 body is additionally used hereinafter.

Another connected mode is the connection by bolt, and screw as shown in Figure 2, belongs to releasable connection, when bar 6 needs to change, only needs to change bar 6, and need not scrap whole assembly.

Preferably, described crusher chamber 9 is cylindrical cavity, and correspondingly, described main shaft 8 configures with crusher chamber 9 coaxial line, thus effectively can control the spacing of bar 6 and counterpunch board 10, and there will not be the dead angle that such as prism chamber is such.

In order to realize meticulousr processing, described bar 6 divides into groups from top to bottom to lay on described main shaft 8, thus bar group below can carry out further fragmentation to the product after bar group fragmentation above, thus realizes meticulousr processing.

Comprehensive in order to controlled working, often organizes bar 6 and has 4 at least, and all put around main shaft, thus avoids some sand material not to be broken just falling.

Further, the bar in adjacent sets staggers mutually, decreases integral circumferential gap, enables sand material obtain sufficient fragmentation.

Preferably, the group number of grouping is 3 ~ 5 groups, and generally speaking, 3 groups of bars 6 can meet reasonable crushing effect, and too much group number can improve the complexity of system and the power of motor 3 greatly, thus organizes number and should control within 5 groups.

Further, spacing between bar 6 below and counterpunch board 10 is less than the spacing of the bar 6 and counterpunch board 10 be positioned at above, thus the Fine design that this design can be utilized to carry out in granularity, such as three groups when arranging, uppermost described spacing is set to 3mm, and middle groups is set to 2mm, is nethermostly set to 1mm, by further graded crushing, the better sand material of fineness can be obtained.

Described bar 6 has the structure along main shaft diameter to adjustment, as required described spacing can be set to difference at different groups on the one hand, can also need to adjust according to client, thus have better adaptability.Thus the high molding sand of the accuracy that can broken go out more to meet the requirements of the customers or magnesite sand.

In certain embodiments, described radial adjust structure is the pad be assemblied in by releasable connection part with bar 6 on main shaft, and realized the adjustment of described spacing by the adjustment of pad or the increase and decrease of multiple pad, adjustability is fairly simple.

In some applications, owing to adopting releasable connection, the adjustment of spacing can be realized by the bar changing different size.

Mate the bar 6 or all types of bar 6 that are fixedly installed, the working face of described bar 6 is equipped with baffle 11 by releasable connection part.

Wherein baffle 11 can also as the adjust structure of spacing adjustment, and namely baffle 11 has double action.

In the structure shown in Fig. 2, baffle 11 mainly configures on two faces of bar 6, and one is steering surface, shock surface in other words, and another is the face relative with counterpunch board 10.

As shown in Figure 2, described baffle 11 is formed with the counterbore connecting location for releasable connection part, protection can be formed to releasable connection part, avoid releasable connection part to lose dismoutability.

In Fig. 2, nut is embedded in counterbore, and the impact that nut self is subject to is smaller, and for the head end of screw 7, owing to being configured to guiding structural, the negative effect that the distortion produced usually can not be too large to removable generation.

As shown in Figure 1, described crusher chamber 9 lower end is connected with base 5, meanwhile, being furnished with the reinforcement 12 for strengthening bonding strength in the side of base 5 and crusher chamber 9, improving overall structural strength.

Discharging channel is provided with, for discharging broken complete sandstone below crusher chamber 9.

Base 5 setting example as foundation bolt, can also play fixation further.

Claims (10)

1. the meticulous sand machine processed of graded crushing, comprise the crusher chamber (9), the main shaft (8) of device in crusher chamber (9) and the drive unit of the described main shaft of driving (8) that are provided with charging aperture (1), and the crusher members be arranged in described crusher chamber (9), it is characterized in that, described crusher chamber (9) is vertical structure, and correspondingly main shaft (8) is vertically arranged;

Described crusher members comprises the bar (6) all put from top to bottom on main shaft (8) and the counterpunch board (10) be arranged on crusher chamber (9) inwall.

2. the meticulous sand machine processed of graded crushing according to claim 1, it is characterized in that, described crusher chamber (9) is cylindrical cavity, and correspondingly, described main shaft (8) and crusher chamber (9) coaxial line configure.

3. the meticulous sand machine processed of graded crushing according to claim 2, is characterized in that, described bar (6) divides into groups from top to bottom to lay on described main shaft (8);

Often organize bar (6) and have 4 at least, and all put around main shaft;

Bar in adjacent sets staggers mutually.

4. the meticulous sand machine processed of graded crushing according to claim 3, is characterized in that, the group number of grouping is 3 ~ 5 groups.

5. the meticulous sand machine processed of the graded crushing according to claim 3 or 4, it is characterized in that, the spacing be positioned between bar (6) below and counterpunch board (10) is less than the spacing of bar (6) and the counterpunch board (10) be positioned at above.

6. the meticulous sand machine processed of graded crushing according to claim 5, is characterized in that, described bar (6) has the structure along main shaft diameter to adjustment.

7. the meticulous sand machine processed of graded crushing according to claim 6, is characterized in that, described radial adjust structure is the pad be assemblied in by releasable connection part with bar (6) on main shaft.

8., according to the arbitrary described meticulous sand machine processed of graded crushing of claim 1-4, it is characterized in that, the working face of described bar (6) is equipped with baffle (11) by releasable connection part.

9. the meticulous sand machine processed of graded crushing according to claim 8, is characterized in that, described baffle (11) is formed with the counterbore connecting location for releasable connection part.

10. according to the arbitrary described meticulous sand machine processed of graded crushing of claim 1-4, it is characterized in that, described crusher chamber (9) lower end is connected with base (5), meanwhile, the reinforcement (12) for strengthening bonding strength is furnished with in the side of base (5) and crusher chamber (9).