CN209682477U - The extrusion transmission device of double-stage vacuum extruding machine - Google Patents

Abstract

The utility model relates to brickmaking machine technical fields, disclose the extrusion transmission device of double-stage vacuum extruding machine, including interconnected higher level's case group and junior's case group, agitating shaft is equipped in higher level's case group, agitating shaft is multi-diameter shaft, flight is connected on every section of shaft part of agitating shaft, the Zhou Jing of flight is gradually increased by agitating shaft miner diameter end to bigger diameter end, and the miner diameter end of agitating shaft extends to the discharge port of higher level's case group of double-stage vacuum extruding machine.The utility model utilizes the variable diameter of agitating shaft, realizes the stirring and transmission of pug efficiently, synchronous, while reducing the processing cost of device.

Description

The extrusion transmission device of double-stage vacuum extruding machine

Technical field

The present apparatus is related to brickmaking machine technical field, in particular to the extrusion transmission device of double-stage vacuum extruding machine.

Background technique

Currently, the hollow brick with gangue, page rock etc. for pug is the mainstream of current building materials development, it is therefore, various each The hollow brick making machine of sample comes into being.Existing double-stage vacuum extruding machine is mainly by structures such as higher level's case group, junior's case group, driving devices At.Agitating shaft with flight is installed in the stirring mud cylinder of higher level's case group, tool is installed in the extrusion mud cylinder of junior's case group There is the main shaft of spiral squeezing reamer.The rear portion of stirring mud cylinder is communicated with feed inlet, and the front end for squeezing out mud cylinder is extrusion.Stir mud Vacuum chamber outside the front end of cylinder is connected with mud cylinder rear portion is squeezed out, and what is be arranged in vacuum chamber plays mud plate component, will be by stirring mud The pug indentation that cylinder front end squeezes out squeezes out mud cylinder rear portion.In stirring, extrusion process, the air in vacuum chamber escapes outward through filter Out, intracavitary to be evacuated.

The patent document of Publication No. CN202367838U discloses twin-stage high pressure adjustable energy saving extruder, is divided into upper and lower two Grade；Higher level includes being mounted on sequentially connected higher level's motor, higher level's speed reducer, higher level's shaft coupling, gear-box and stirring on body Case, agitator tank right side are variable diameter mud cylinder in communication, have vacuum chamber on the right side of variable diameter mud cylinder, two output shafts of gear-box prolong Long section is agitating shaft, is from left to right successively arranged on agitating shaft and beats mud plate, Reducing screw knife, coning sleeve；Junior includes installation Sequentially connected junior's motor, junior's speed reducer, junior's shaft coupling, main shaft on body are equipped with compression circular knife on main shaft, Vacuum chamber connects mud nozzle after connecting transition cylinder to the right.

Above-mentioned twin-stage high pressure adjustable energy saving extruder is suitable for production although the unfired brick quality of production is high, pressure index is good High hole rate hollow brick and the utilization brickmaking such as shale, gangue, industrial residue, but since variable diameter mud cylinder is curved surface, and curved surface adds Location difficulty and the surface accuracy control of working hour workpiece are difficult to control etc., cause processing difficulties and processing cost high, left side It beats mud plate to be only capable of stirring pug and pug cannot be pushed, leads to that the stirring efficiency of pug is low, transmission speed is slow.

Utility model content

To solve the above-mentioned problems, the utility model provides the extrusion transmission device of double-stage vacuum extruding machine, can drop Low processing cost realizes the stirring and transmission of pug efficiently, synchronous.

In order to achieve the above objectives, the technical solution adopted in the utility model is: including interconnected higher level's case group under Grade case group, higher level's case group is interior to be equipped with agitating shaft, and agitating shaft is multi-diameter shaft, is connected with flight on every section of shaft part of agitating shaft, stirs The miner diameter end for mixing axis extends to the discharge outlet of double-stage vacuum extruding machine mixing part.

The principles of the present invention are: pug is dropped in higher level's case group close to the bigger diameter end of agitating shaft, and agitating shaft rotates, The flight rotation on agitating shaft, the pug in flight rotation stirring higher level's case group are driven, while pug is being stirred process In the miner diameter end of agitating shaft can be also pushed to along the axial direction of agitating shaft, make the stirring of pug and transmission while carrying out.Due to stirring Mixing axis is multi-diameter shaft, and the size of the arranged on left and right sides of higher level's case group is equal, and higher level's case group is close to the side of agitating shaft bigger diameter end Space be less than agitating shaft miner diameter end side space, and agitating shaft push pug speed it is equal, make the bigger diameter end of agitating shaft The speed that is pushed away of pug faster than agitating shaft miner diameter end, collect convenient for pug to the side of the miner diameter end of agitating shaft, realize Pug high efficiency of transmission.

Using the above scheme the advantages of, is:

1. realizing the stirring and transmission of pug efficiently, synchronous: being all connected with flight in the not coax segments of agitating shaft, stir Flight rotation is driven when axis rotates, flight can be stirred pug and the axial direction by pug along agitating shaft carries out Transmission；Simultaneously as in higher level's case group of agitating device agitator tank it is equal in magnitude, and agitating shaft be the big one end in one end it is small, make Agitator tank is less than the stirring space of miner diameter end, and the mixing speed phase of agitating shaft close to the stirring space of agitating shaft bigger diameter end Deng, enable woolen material rapidly to agitating shaft miner diameter end shift, to promote the efficiency of transmission of pug.

2. processing cost is low: forming change compared to higher level's case group is processed into curved-surface structure close to the side of junior's case group Multi-diameter shaft is made in agitating shaft by diameter, and shaft part processing is simpler, quick, advantageously reduces processing cost.Simultaneously by flight It is split as multistage production, reduces the difficulty of processing of flight, is also beneficial to reduce processing cost.

3. being conducive to vacuumizing for pug: it is to be formed to squeeze by the curved surface of agitator tank compared to existing transmission device, This programme squeezes woolen material using agitating shaft rotation, and agitating shaft rotation promotes the thrust of woolen material bigger, makes woolen material in the small of agitating shaft The pug at diameter end is constantly accumulated, and the extruding force between pug is bigger, can more effectively be squeezed out the gas in woolen material, is conducive to mention Rise the efficiency that pug is evacuated in junior's case group.

Further, it is connected by key between flight and agitating shaft, the opposite side of the keyway of every section of shaft part of agitating shaft On be provided with auxiliary section, the metal plate that flight is equipped with convenient for quickly assembling, metal plate and auxiliary section cooperate.

Compared to welding or other be fixedly connected with mode, be connected by key between flight and agitating shaft, can make to stir Biggish torque is born in the connection for mixing axis and flight.The keyway of every section of shaft part of agitating shaft is provided with cooperation on opposite side Portion is fixed with the metal plate matched with auxiliary section on flight, is cooperated using metal plate and auxiliary section, can be quickly real Now accurate assembling.

Further, auxiliary section includes that orthogonal lateral face and longitudinal surface, longitudinal surface are arranged radially along agitating shaft, gold Belong to plate and longitudinal surface cooperates.

While using auxiliary section and metal plate cooperation contraposition, in agitating shaft rotation, the longitudinal surface of auxiliary section can be to gold Belong to plate and provides one along stirring rotational axis direction opposite effect power, which can make flight obtain bigger rotary force, Pug is pushed to have aid effect flight.

Further, it is additionally provided with threaded hole on the lateral face of the auxiliary section of agitating shaft, the cross with auxiliary section is provided on flight To the compatible through-hole of face upper screwed hole.

Under the premise of key connection, agitating shaft and flight are fixed again by bolt, flight is firmly fixed In on agitating shaft, the fixed position of bolt and key connection position are symmetrical relative to the axle center of agitating shaft, and flight is enable to obtain more Big thrust, and then the efficiency of lifting gear stirring woolen material.

Further, flight adjacent on agitating shaft smooth transition.

Flight smooth transition on the adjacent shaft part of agitating shaft makes entire flight-shaped at continuous complete spiral Piece, complete flight provide continuous thrust to woolen material, are conducive to continuously transmitting for pug, and the speed for transmitting pug is more Fastly.

Further, the flight Zhou Jing of the agitating shaft bigger diameter end is greater than the flight Zhou Jing of agitating shaft miner diameter end.

While stirring shaft size reduction, fixed flight Zhou Jing also constantly reduces on the shaft part of corresponding agitating shaft, The mixing effect of the bigger diameter end of agitating shaft can be enhanced and promote efficiency of transmission.Meanwhile the flight Zhou Jing of agitating shaft miner diameter end Small, compared to the flight for using larger Zhou Jing, the stirring amplitude compared with the flight of Xiao Zhou's diameter is smaller, it is possible to reduce because of flight Stirring and mixed air, keep gas in woolen material less, are more advantageous to that pug is subsequent to be vacuumized.

Further, the blade outer rim of flight is fixed with wear-resistant material.

The blade outer rim of flight is fixed with wear-resistant material, to increase the wear resistance of the blade of flight, extends spiral The service life of piece.

Further, the quantity of agitating shaft is two, the spiral that two agitating shaft horizontal Tiles are placed and connected on agitating shaft Piece mutually staggers.

Pug is stirred simultaneously using the flight on two agitating shafts, can more rapidly stir pug, promotes entire dress The extrusion molding speed set.Compared to by two agitating shafts, placement or other modes are placed up and down, simultaneously by two agitating shaft levels Discharge is set, and the working environment of two agitating shafts can be made identical, is avoided because when pug deficiency, keeping position higher in higher level's case group The phenomenon that flight contact of agitating shaft is less or does not reach pug, generates agitating shaft idle running, causes energy waste, simultaneously It avoids the flight on relatively low agitating shaft from stirring and transmit always pug, makes spiral pad wear mistake on lower agitating shaft It crosses.

Detailed description of the invention

Fig. 1 is the partial schematic sectional view of double-stage vacuum extruding machine in the utility model embodiment.

Fig. 2 is schematic cross-sectional view of the Fig. 1 along A-A.

Fig. 3 is the shaft section schematic diagram of the agitating shaft of the utility model embodiment.

Fig. 4 is the agitating shaft of the utility model embodiment and the schematic cross-sectional view of flight cooperation.

Specific embodiment

It is further described below by specific embodiment:

Appended drawing reference in Figure of description includes: higher level's case group 1, junior's case group 2, agitator tank 3, gear-box 4, agitating shaft 5, flight 6, metal block 7, flat key 8, cover board 9, fixed cylinder 10, blade 11, auxiliary section 12, threaded hole 13, lateral face 14, longitudinal direction Face 15.

Embodiment it is basic as shown in Figure 1, double-stage vacuum extruding machine extrusion transmission device, including for stirring pug Grade case group 1 and the molding junior's case group 2 of brick body, higher level's case group 1 is horizontally arranged and the left end of higher level's case group 1 is discharge port, higher level The discharge port of case group 1 is connected to the feed inlet of junior case group 2, and bolt is fixed with cover board 9 on the upside of 1 left end of higher level's case group, cover board 9 There are the notch of the feed inlet as higher level's case group 1 between right side and agitator tank 3, higher level's case group 1 includes agitator tank 3 and provides dynamic The gear-box 4 of power, in conjunction with Fig. 2, agitating shaft 5 horizontal and that two identical sizes are mounted side by side in agitator tank 3, agitating shaft 5 Right end is connect by shaft coupling with gear-box 4, and the left end of agitating shaft 5 extends to the discharge outlet of higher level's case group 1.

As shown in figure 3, agitating shaft 5 is the big multi-diameter shaft of the small right end in left end, in conjunction with Fig. 2, on every section of multi-diameter shaft of agitating shaft 5 A flight 6 is fixed with by flat key 8, flight 6 includes cylindric fixed cylinder 10 and the leaf being welded in fixed cylinder The Zhou Jing of piece 11, blade 11 is gradually increased from left to right, and the outer rim of blade 11 is coated with wear-resistant material, the adjacent axis of agitating shaft 5 Smooth transition is formed in section between fixed blade 11.

As shown in figure 4, being provided with auxiliary section 12 on side opposite with keyway on agitating shaft 5, auxiliary section 12 includes mutually hanging down Straight lateral face 14 and longitudinal surface 15, being arranged radially along agitating shaft 5 of longitudinal surface 15 of auxiliary section 12, the fixed cylinder of flight 6 The 15 complexed metal block 7 of longitudinal surface with auxiliary section 12 is welded in 10, when agitating shaft 5 rotates, 8 flights 6 of flat key provide rotation Turn power, meanwhile, metal block 7 provides a reaction force with flight 6 is combined into longitudinal surface 15, which is to flat key 8 Rotary force provided by flight 6 has aid effect, keeps the active force on flight by agitating shaft 5 bigger, makes stirring faster Speed.It is provided with threaded hole 13 on the lateral face 14 of auxiliary section 12, the fixed cylinder 10 of flight 6 and is welded on 10 inner wall of fixed cylinder It is provided with the through-hole cooperated with threaded hole 13 on metal block 7, the screw for reinforcing fastening flight 6 and agitating shaft 5 is locked by through-hole, Flight 6 is set more to be firmly fixed on agitating shaft 5.

Specific implementation process is as follows:

Pug to be put into agitator tank 3 by the gating location of agitator tank 3, drive system drives gear-box 4 to move, into And drive two agitating shafts 5 rotate simultaneously, agitating shaft 5 drive flight 6 rotate, flight 6 rotate when constantly stir pug with Pug is set to be stirred, while pug moves downward the discharge port for flowing to higher level's case group 1 under the promotion of 6 thrust of flight.

Since the shaft section diameter of 5 right end of agitating shaft is greater than left end, and the Zhou Jing of the flight 6 of 3 right end of agitator tank is greater than a left side The Zhou Jing of the flight 6 at end, when agitating shaft 5 rotates, the speed that the pug on right side is stirred in agitator tank 3 is fast compared with left side, The pug of 3 right end of agitator tank is quickly stirred evenly.When the pug on right side is pushed to the left side of agitator tank 3 in agitator tank 3, stir The pug fltting speed for mixing left side in case 3 is slower than 3 right side of agitator tank, and the size of agitator tank 3 has not been changed, and pug is continuous Collect in the left side of agitator tank 3, mutual extrusion between pug and become consolidation, be squeezed out the gas in pug, Zhi Houni Material is evacuated into vacuum chamber, and then is shaped to hollow brick in junior's case group 2.

Above-described is only the embodiments of the present invention, and the common sense such as well known specific structure or characteristic are herein in scheme It does not describe excessively.It should be pointed out that for those skilled in the art, in the premise for not departing from the utility model structure Under, several modifications and improvements can also be made, these also should be considered as the protection scope of the utility model, these all will not influence The effect and patent practicability that the utility model is implemented.This application claims protection scope should be with the content of its claim Subject to, the records such as specific embodiment in specification can be used for explaining the content of claim.

Claims (8)

1. the extrusion transmission device of double-stage vacuum extruding machine, including interconnected higher level's case group and junior's case group, the higher level Agitating shaft is equipped in case group, it is characterised in that: the agitating shaft is multi-diameter shaft, is connected with spiral on every section of shaft part of agitating shaft Piece, the miner diameter end of the agitating shaft extend to the discharge outlet of double-stage vacuum extruding machine higher level's case group.

2. the extrusion transmission device of double-stage vacuum extruding machine according to claim 1, it is characterised in that: the flight with It is connected by key between agitating shaft, the keyway of every section of shaft part of the agitating shaft is provided with auxiliary section, flight on opposite side It is equipped with the metal plate convenient for quickly assembling, the metal plate and auxiliary section cooperate.

3. the extrusion transmission device of double-stage vacuum extruding machine according to claim 2, it is characterised in that: the auxiliary section packet It includes orthogonal lateral face and longitudinal surface, the longitudinal surface is arranged radially along agitating shaft, the metal plate is matched with longitudinal surface It closes.

4. the extrusion transmission device of double-stage vacuum extruding machine according to claim 3, it is characterised in that: the agitating shaft It is additionally provided with threaded hole on the lateral face of auxiliary section, the lateral face upper screwed hole with auxiliary section is provided on the flight and metal plate Compatible through-hole.

5. the extrusion transmission device of double-stage vacuum extruding machine according to claim 2, it is characterised in that: on the agitating shaft Adjacent flight smooth transition.

6. the extrusion transmission device of double-stage vacuum extruding machine according to claim 5, it is characterised in that: the agitating shaft is big The flight Zhou Jing at diameter end is greater than the flight Zhou Jing of agitating shaft miner diameter end.

7. the extrusion transmission device of double-stage vacuum extruding machine according to claim 6, it is characterised in that: the flight Blade outer rim is fixed with wear-resistant material.

8. the extrusion transmission device of -7 any double-stage vacuum extruding machines according to claim 1, it is characterised in that: described to stir The quantity for mixing axis is two, and two agitating shaft horizontal Tiles are placed and the flight connected on two agitating shafts mutually staggers.