CN2703631Y

CN2703631Y - Floatation type screw extruder

Info

Publication number: CN2703631Y
Application number: CN 200420011130
Authority: CN
Inventors: 杨树恩
Original assignee: DONGFANG HEAVY EQUIPMENT FACTORY GONGYI CITY
Current assignee: DONGFANG HEAVY EQUIPMENT FACTORY GONGYI CITY
Priority date: 2004-06-25
Filing date: 2004-06-25
Publication date: 2005-06-08
Anticipated expiration: 2014-06-25

Abstract

The utility model relates to a floatation type screw extruder used in industries like brick making, and the utility model can effectively solve the problems that the fixing force and the anti-fixing force between the shaft bearing and the main shaft of the extruder are counterworked and installing and repairing are difficult. The structure of the utility model is that both ends of a bottom head are provided with a front clay barrel and a speed reducer, and the external end of the front clay barrel is provided with an iron clay mouth, and a main screw propeller is arranged in the front clay barrel, and the upper part of a vertical barrel which is closed to the inner end of the front clay barrel and arranged on the bottom head is provided with a side entrance and a press plate; the transverse mixing shaft in a mixing tank has mixing leaves, and one end of the mixing shaft is arranged on the speed reducer, and the other end is fixed on a shaft bearing locator outer of the vertical barrel, and the mixing tank is communicated with the top and bottom poly-openings of the vertical barrel, and the outlets of the poly-openings are provided with blocking clay knives; one end of the main shaft is extended into the front clay barrel, and the main screw propeller is arranged on the main shaft extended into the clay barrel, and the other end of the main shaft is arranged on a shaft coupling which is arranged in a thrust bearing seat and is connected with the speed reducer by shaft extension. The utility model is novel and unique in structure, convenient to install and use, saving in power, and wide in application, and the utility model is the creative improvement of the extruder, and the economic and social benefits are significant.

Description

Floating type extruser

One, technical field

The utility model relates to the floating type extruser that a kind of brickmaking is used, and also can be used for extruding of other industries such as building materials, pottery, anti-material, chemical industry.

Two, background technology

Extruser is widely used in industries such as building materials, pottery, anti-material, chemical industry, in building material industry brickmaking machine production line.Since extruser occurs, main shaft is no matter take any structure, in a word running part all is to have two bearing fulcrums to do radially to fix, only allow rotation, do not allow swing, main shaft stretches in the mud cylinder with the form of extending beam and rotates, the work of promotion spiral propeller, the extruder that also has is established a bearing near upright cylinder, and the shaft extension of the other end and reductor is fixed with shaft coupling, when reductor forms 2-3 fulcrum.People establish at first two bearing fulcrums radially the purpose of fixed main shaft be to worry that spiral is with the collision of mud cylinder with wear and tear mutually, with the brickmaking machine is example, earth has very big pressure when pushing forward in the mud cylinder, the earth that returns from mud cylinder and spiral slit encases spiral, and spiral can't directly be contacted with the mud cylinder.Main shaft is established two bearing fulcrums and is made the radially fixing profit that not only do not have, harmful on the contrary, radially fixing of main shaft, caused the appearance of huge anti-bed knife, facts have proved, the anti-bed knife of this leverage is very huge, people are in order to solve the problem of rocking that anti-bed knife causes, long-term effort and very huge cost have been spent, originally people prolong the distance between two bearing fulcrums, add the stability that large chassis improves the brick machine, last people make the whole stable problem that solved substantially of just calculating of an iron and steel to the mud cylinder together with two positions of bearings, but, the unnecessary bed knife and the antagonism of anti-bed knife and even the power waste that causes still exist, still unsatisfactory, and no matter extruder is any, its common ground is that main shaft is taken out backward or can not be taken out, this structure, the reductor of top mixing part and back is not pulled down, one of the part that is through on the main shaft is not torn open not got off yet, the handle that has two large divisions up and down staggers into 90 degree assemblings, in order that bottom Shi Ke does not tear top open in maintenance, but reductor still must be torn open, no matter being to tear the first half open, still pulling down side speed reducer, all is to go up the heavy and even several tons of weights of ton, it is difficult not having crane gear, therefore, how effectively to avoid the antagonism of bed knife and anti-bed knife, improve the extruder result of use and increase the service life, being convenient to installation and maintenance again, is that people are concerned about problem to be solved.

Three, utility model content

At above-mentioned situation, the purpose of the utility model just provides a kind of floating type extruser, can effectively solve extruser bearing radially fixing to main shaft, avoid the antagonism of bed knife and anti-bed knife and the problem of installation and maintenance difficulty, the technical scheme of its solution is, existing extruder structure is improved, the cancellation bearing is radially fixing to main shaft, make spiral propeller need only rotation and not draw back, circular runout by mud cylinder restriction spiral propeller, just can achieve the goal, but the cancellation bearing radially fixedly is not a lead-pipe cinch to main shaft, because main shaft is in unsteady work, how need to solve power to the main shaft transmission, this just relates to centering, aligning, thrust, a series of problems such as twisting resistance, in view of the above, the utility model structurally adopts the end, chassis that a gear-box is arranged, anterior slime tank is split, and the twice bearing cancellation on the outer spindle drive part of anterior slime tank, use a cover multi-function coupling instead, multi-function coupling one end is connected with the shaft extension of reductor, the other end directly extend in the mud cylinder, reverse spiral propeller and extrude work, make its improved structure be: the two ends, chassis are equipped with anterior slime tank and decelerator respectively, there is iron slime opening the anterior slime tank outer end, main spiral propeller is housed in the anterior slime tank, by the upright cylinder that is communicated with anterior slime tank is housed anterior slime tank the inner on the chassis, side door and pressing plate are arranged at upright cylinder top, shaft laterally is housed in the tank diameter, the paddle that staggers is mutually arranged on it, shaft one end is contained on the reductor, the other end passes upright cylinder and is fixed on the bearing locator of upright cylinder outside, tank diameter is connected with the poly-up and down mouth of upright cylinder, the resistance trowel is equipped with in poly-mouthful of outlet, main shaft one end stretches in the anterior slime tank, main spiral propeller is contained on the main shaft that stretches into anterior slime tank, the main shaft other end is contained on the multi-function coupling, shaft coupling is contained in the thrust metal at reductor place, be connected with the shaft extension of reductor, the utility model is simple in structure, novel unique, easy to install, life-span is long, save power, wide application is that economic and social benefit is outstanding to the existing creationary improvement of extruser.

Four, description of drawings

Fig. 1 is the utility model structural profile front view.

Fig. 2 does not have the sectional front view (being floating type spiral vacuum-extruder structure chart) of vacuum structure for the utility model.

Fig. 3 is a multi-function coupling assembly structure profile of the present utility model.

Fig. 4 is the outer denticle profile of multi-function coupling.

Fig. 5 is the outer denticle right view of multi-function coupling.

Fig. 6 is a multi-function coupling inner tooth body profile.

Fig. 7 is a multi-function coupling inner tooth body left view.

Fig. 8 is used for centering and aligning structure chart for the spindle end external diameter has arc surface.

Fig. 9 is a main shaft right-hand member Passive Positioning section of structure.

Figure 10 is a main shaft right-hand member positive location section of structure.

Five, the specific embodiment

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is elaborated.

By shown in Figure 1, the utility model is that 21 two ends are equipped with anterior slime tank 2 and decelerator 20 respectively on the chassis, there is iron slime opening 1 anterior slime tank 2 outer ends, main spiral propeller 3 is housed in the anterior slime tank 2, by the upright cylinder 5 that is communicated with anterior slime tank 2 is housed anterior slime tank 2 the inners on chassis 21, side door 6 and pressing plate 7 are arranged at upright cylinder 5 tops, shaft 14 laterally is housed in the tank diameter 16, the paddle 15 that staggers is mutually arranged on it, shaft 14 1 ends are contained on the reductor 20, the other end passes upright cylinder 5 and is fixed on the bearing locator 4 of upright cylinder outside, tank diameter 16 is connected with the poly-up and down mouth 9 of upright cylinder 5, resistance trowel 8 is equipped with in poly-mouthful 9 outlet, main shaft 11 1 ends stretch in the anterior slime tank 2, and main spiral propeller 3 is contained on the main shaft 11 that stretches into anterior slime tank 2, and main shaft 11 other ends are contained on the multi-function coupling 17, multi-function coupling 17 is contained in the thrust metal 18 at reductor 20 places, is connected with the shaft extension of reductor 20.

Said multi-function coupling 17 be by inner tooth body 22 and the internal tooth 25 of outer denticle 23 on inner tooth body with outside external tooth 24 on the denticle be meshed and constitute for one; Fig. 9, main shaft right-hand member shown in Figure 10 active or its effect of Passive Positioning are identical.

In order to guarantee the extruder result of use, 16 inner and poly-up and down mouthfuls 9 of tank diameters are equipped with a mixing bowl 12, and the propeller 10 of stirring is arranged in its cylinder; Main shaft 11 enters on the outer main shaft 11 of upright cylinder 5 axis holes the sealing device 13 that is made of swing sealed rubber pipe and filler is housed; Reinforcement plate 19 is equipped with in thrust metal 18 outsides, to strengthen the firmness of thrust metal 18, guarantees that main shaft 11 is safe and reliable, increases service life; Upright cylinder 5, tank diameter 16 and chassis 21 are connected as one, to strengthen its robustness; For dismounting and easy to maintenance, anterior slime tank 2 is split type, can about open, reductor 20 loam cakes and tank diameter 16 loam cakes are dismountable; Iron slime opening 1 is the dialectal switching shape, and is big preceding little behind the inner chamber, material generation power once more squeezed rub and occluded air, guarantees to extrude quality.

Working condition of the present utility model is, raw material enters from the top tank diameter, beginning is stirred by paddle and is advanced, then push upright cylinder through two poly-mouths by propeller, at poly-mouthful of outlet resistance trowel compacted material is shredded, the cylinder top duct deflates and the part moisture content of material kind through standing, and by pressing plate material is pressed into the bottom main thruster again, extrudes the finished product of different shape and size.

Distinguishing feature of the present utility model be exactly main shaft and spiral propeller can the material in cylinder body in free floating (or swing), allowing the master to smoke swing is to realize by a kind of multifunctional gear shaft coupling, gear coupling is used generally socially, but it had only two functions originally, that is: 1, clutch; 2, transmission twisting resistance.The utility model is transformed it makes it increase by three functions, that is: 1, centering; 2, aligning (allowing the swing of the main shaft other end); 3, bear huge thrust.This shaft coupling and structure can guarantee transmission of power and the operate as normal of main shaft under can the swing situation.Spiral propeller floats several centimeters in anterior slime tank away from shaft coupling, and it is very little being reflected on the shaft coupling, so the circular arc of axle head inserts in the hole of opposite shaft coupling by shaft coupling, can play centering, aligning effect.But the solution of main shaft vibration problems, for design, manufacturing, assembling, use, the repairing of extruser brings tangible convenience and improvement, a few cover bearings and detent mechanism thereof are simplified, unnecessary huge bending power is eliminated, the main shaft diameter of axle can reduce significantly, the performance of extruder can be improved significantly.

The utility model adopts the reductor that a gearbox is arranged to make extruser obtain significantly optimizing.Common vacuum extruder on the current social, the most numerous and the most jumbled have four gear-boxes, and only transportation just must must be taken apart, and the utility model is merged into a gear-box to four gear-boxes, machine height reduces half, makes transportation, installation, use all obtain maximum convenience; The kick of extruder main shaft is born by the thrust bearing on the main shaft on the current social, the kick of the utility model main shaft is born by reductor, in order to improve the ability to bear of reductor, the place establishes thrust metal in shaft extension, establish the bolt hole position of steel reinforcement plate on the reductor end face, be fixed with the reinforcement plate.

For the convenience of assembling and repairing, upright cylinder is designed to split type structure, the negative effect of gas leakage is then arranged on vacuum-extruder, the utility model is designed to integrative-structure to upright cylinder, tank diameter, improved closed performance on the one hand, can firmly be connected together with firm being linked to be in chassis " mouth " font integral body with reductor on the other hand, significantly improve the globality and the stability of equipment.

Glue pipe type sealing on the utility model main shaft can guarantee under the situation of spindle swing air tight, the tradition extruder is established radial bearing and thrust bearing in sealing the inside, this complex structure, in a single day bearing advances mud, part will all damage, and be difficult to again take apart simultaneously, and the utility model can be found out from each installation diagram, here simple in structure, the sealing again away from earth, be difficult for the generation problem.

The extruser spindle drive does not partly have the journal bearing fulcrum, more easy to manufacture than like product, assembling repair is convenient, shaft outer end bearing localization part design in top has from tearing structure open, bearing and hermetic unit can be easy to all push up down with bolt, and shaft can be extracted out from the back, and the dismounting main shaft is easy especially, because of no bearing, therefore need not to refuel to safeguard on the main shaft.

After practice and the cancellation of theoretical proof main shaft bearing fulcrum, the various performances of extruser not only can not reduce, and increase substantially, original in the course of the work huge bending power no longer produces, therefore can save the power more than 1/3rd, only just number is in hundreds of thousands in China in industries such as brickmaking, pottery, anti-materials for extruser, and this structure is if popularize in an all-round way, will save a large amount of electric power and the energy, have immeasurable economic and social benefit.

Claims

1, a kind of floating type extruser, be anterior slime tank and decelerator to be housed respectively at the two ends, chassis, there is iron slime opening the anterior slime tank outer end, main spiral propeller is housed in the anterior slime tank, by the upright cylinder that is communicated with anterior slime tank is housed anterior slime tank the inner on the chassis, side door and pressing plate are arranged at upright cylinder top, shaft laterally is housed in the tank diameter, the paddle that staggers is mutually arranged on it, shaft one end is contained on the reductor, the other end passes upright cylinder and is fixed on the bearing locator of upright cylinder outside, tank diameter is connected with the poly-up and down mouth of upright cylinder, the resistance trowel is equipped with in poly-mouthful of outlet, it is characterized in that main shaft (11) one ends stretch in the anterior slime tank (2), main spiral propeller (3) is contained on the main shaft (11) that stretches into anterior slime tank (2), and main shaft (11) other end is contained on the multi-function coupling (17), multi-function coupling (17) is contained in the thrust metal (18) that reductor (20) locates, and is connected with the shaft extension of reductor (20).

2, floating type extruser according to claim 1, it is characterized in that said multi-function coupling (17) be by inner tooth body (22) and outer denticle (23) internal tooth (25) on inner tooth body with outside external tooth (24) on the denticle be meshed and be one.

3, floating type extruser according to claim 1 is characterized in that said thrust metal (18) outside is equipped with reinforcement plate (19).

4, floating type extruser according to claim 1 is characterized in that said upright cylinder (5), tank diameter (16) and chassis (21) are connected as one.

5, floating type extruser according to claim 1 is characterized in that said iron slime opening (1) is the dialectal switching shape, and is big preceding little behind the inner chamber.

6, floating type extruser according to claim 1 is characterized in that said anterior slime tank (2) for split type, can about open, reductor (20) loam cake and tank diameter (16) loam cake are dismountable.