CN201275798Y

CN201275798Y - MXC variable-frequency control multi-rotor cooling type sand muller

Info

Publication number: CN201275798Y
Application number: CNU2008201608936U
Authority: CN
Inventors: 盛建春
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-11-03
Filing date: 2008-11-03
Publication date: 2009-07-22
Anticipated expiration: 2018-11-03

Abstract

Disclosed is a MXC variable-frequency speed-regulation multi-rotor cooling sand mixer which comprises a shell, an upper cover and a base plate arranged on the shell, and a gearbox body arranged in the shell; wherein, the gearbox body is connected with the upper cover through slewing bearing, a planetary gear group is arranged in the gearbox body, and the planetary gear group is provided with a center line; besides, a closed air cavity is also arranged in the gearbox body, the base plate arranged on the shell is provided with an air inlet, and the air inlet is communicated with the air cavity through an air inlet pipe, the air cavity is also connected with an air outlet pipe, and the a dust removal pipe is arranged on the outer wall of the shell. The sand mixer is adopted to shorten the molding cycle of molding sand, and the cooled airflow fed through the air inlet flows to molding sand via the air cavity and the air outlet pipe, and then the molding sand is discharged from the MXC variable-frequency speed-regulation multi-rotor cooling sand mixer through the dust removal pipe; thereby, the temperature of molding sand is reduced, and the situation that the sand mixing time is shortened due to over high temperature of the molding sand is prevented, and the cost is effectively saved.

Description

Many rotors of MXC frequency control cooled puddle mixer

Technical field

The utility model relates to a kind of puddle mixer, relates in particular to a kind of puddle mixer with cooling system.

Background technology

The cooled puddle mixer is the relative motion that utilizes muller and mill disc, make the material that places between the two be subjected to rolling to hold concurrently the effect of grinding and comminuting matter, puddle mixer also with mixing of materials, is to produce the ideal equipment that non-burning brick, Dinas brickes, cement brick, refractory brick, pulverizing and mixed powder coal ash, boiler slag, mine tailings and industrial residue are made brick-making raw material in comminuting matter.But in casting industry, the general mode that adopts the nature cooling or sand delivered on the cooling device cooling in addition or simply do not cool off when traditional puddle mixer carries out mulling, such structure has not only prolonged the cycle of mulling moulding, influenced the mulling quality, and the production efficiency that makes is also lower, has also increased production cost.

The utility model content

In order to overcome above defective, the technical problems to be solved in the utility model is: a kind of many rotors of MXC frequency control cooled puddle mixer is provided.

The technical scheme that its technical problem that solves the utility model adopts is: a kind of many rotors of MXC frequency control cooled puddle mixer, comprise shell, shell disposes loam cake and chassis, be provided with gear housing in the shell, gear housing is connected with loam cake by pivoting support, be provided with planetary gearsets in the gear housing, described planetary gearsets has center line, also be provided with airtight wind chamber in the described gear housing, the chassis of shell configuration has air inlet, be communicated with blast pipe between air inlet and the wind chamber, the wind chamber also is connected with several discharge pipes, and outer shell outer wall is provided with dust removing tube.

According to another embodiment of the present utility model, many rotors of MXC frequency control cooled puddle mixer comprises that further described discharge pipe surface is evenly distributed with exhaust vent.

According to another embodiment of the present utility model, many rotors of MXC frequency control cooled puddle mixer comprises that further described discharge pipe evenly distributes around center line.

According to another embodiment of the present utility model, many rotors of MXC frequency control cooled puddle mixer further comprises in the described shell and is provided with temperature sensor.

According to another embodiment of the present utility model, many rotors of MXC frequency control cooled puddle mixer comprises that further described blast pipe is the rotation air channel.

According to another embodiment of the present utility model, many rotors of MXC frequency control cooled puddle mixer comprises that further the empty cover of described blast pipe and air inlet is connected.

The utility model has solved the defective that exists in the background technology, shortened the cycle of molding sand moulding, the cold airflow that utilizes air-blast device to send into from air inlet is sent to the molding sand by discharge pipe by the wind chamber again, and the hot gas that discharge to produce by dust removing tube, can reduce the temperature of molding sand like this, prevent to have improved the quality of molding sand because of the too high time that shortens mulling of molding sand temperature, and effectively saved cost, reduced the percent defective of foundry goods.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the structural representation of preferred embodiment of the present utility model;

Fig. 2 is the utility model door schematic diagram that shakes out;

Fig. 3 is the utility model rotating shaft two structural representations.

Wherein: 1. shell, 2. loam cake, 3. rotating shaft, 31. rotating shafts two, 4. first motor, 5. planetary gearsets, 6. frequency converter, 7. reductor, 8. wall scraper plate, 9. hopper, 10. LOAD CELLS, 11. doors that shake out, 12. second motors, 13. gear housings, 14. pivoting support, 15. gears, 16. chassis, 17. wind chambeies, 18. air inlet, 19. blast pipes, 20. discharge pipes, 21. exhaust vents, 22. temperature sensor, 23. dust removing tubes, 24. air-blast devices, X. center line.

The specific embodiment

With preferred embodiment the utility model is described in further detail in conjunction with the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.

As shown in Figure 1, a kind of many rotors of MXC frequency control cooled puddle mixer, comprise shell 1, shell 1 disposes loam cake 2 and chassis 16, at least be provided with two rotating shafts 3 in the shell 1, described loam cake 2 is equipped with first motor 4 and second motor 12, described first motor 4 connects by planetary gearsets 5 with described rotating shaft 3, described planetary gearsets 5 has center line x, described second motor, 12 driven wheel casings 13 rotate along center line x, described gear housing 13 connects with loam cake 2 by pivoting support 14, and described rotating shaft 3 is fixedlyed connected with described gear housing 13.In addition, also be provided with airtight wind chamber 17 in the gear housing 13, the chassis 16 of shell 1 configuration has air inlet 18, is convenient to connect air-blast device 24, thereby can obtains cold airflow from the external world, be communicated with blast pipe 19 between air inlet 18 and the wind chamber 17, blast pipe 19 is connected with air inlet 18 empty covers, and wind chamber 17 also is connected with several discharge pipes 20, and discharge pipe 20 evenly distributes around center line x, and discharge pipe 20 surfaces also are evenly distributed with exhaust vent 21, and shell 1 outer wall is provided with dust removing tube 23.

Many rotors of MXC frequency control cooled puddle mixer is provided with frequency converter 6, and described first motor 4 adopts with described frequency converter 6 and electrically connects, and wherein, frequency converter 6 is used to control the frequency of described first motor 4.Measure the resistance that many rotors of MXC frequency control cooled puddle mixer rotating shaft 3 is subjected to by frequency converter 6, automatically regulate the rotating speed of first motor 4, thereby regulate the rotating speed of rotating shaft 3, and then be implemented in different resistance lower rotary shafts 3 and have different moments of torsion, aforesaid way meets the rule of molding sand change in physical properties in mixing the system process.First motor 4 connects by planetary gearsets 5 with rotating shaft 3, and this kind connecting mode makes rotating shaft 3 rotations; Simultaneously, because rotating shaft 3 is fixedlyed connected with gear housing 13, and second motor, 12 driven wheel casings 13 rotate along center line x, thereby the rotating shaft 3 that can guarantee to be fixed on the gear housing 13 is revolved round the sun along center line x, rotating shaft 3 not only has rotation but also have revolution like this, thereby sand and auxiliary material fully can be mixed.In addition, between first motor 4 and planetary gearsets 5, be provided with reductor 7, can realize the working condition requirement of the low-speed big of rotating shaft 3.

During mulling, shell 1 is the state of sealing, is provided with wall scraper plate 8 in the shell 1, this wall scraper plate 8 be used to swipe binding sand of shell 1 inwall, wall scraper plate 8 is fixedly connected with gear housing 13, drives wall scraper plate 8 along center line x rotation by gear housing 13, and the binding sand on the shell 1 inwall circumference is scraped off.Difference according to productivity ratio can be equipped with 2～4 rotating shafts 3.But because running for a long time, motor in the rotating shaft 3 is converted into heat energy with kinetic energy, make the interior temperature of mixing the system molding sand of cylinder raise gradually, at this moment, aweather send into cold airflow in the chamber 17 by air inlet 18, because wind chamber 17 is airtight by external blower system 24, so the cold airflow of sending into is discharged by the exhaust vent 21 of discharge pipe 20, insert in the molding sand because of discharge pipe 20 again, thus the temperature of molding sand reduced, thus prevent to shorten the mulling time because of the molding sand temperature is too high.The quantity of discharge pipe 20 can be adjusted the requirement of temperature according to the mulling ability or the molding sand of many rotors of MXC frequency control cooled puddle mixer.Set temperature sensor 22 is used for thermometric in the shell 1, makes that the temperature in many rotors of MXC frequency control cooled puddle mixer is in Optimal Temperature all the time.The dust removing tube 23 of shell 1 outer wall setting is used for getting rid of hot gas and the useless dirt that the mulling process produces.

Preferred second motor 12 of the utility model electrically connects with frequency converter 6, and frequency converter 6 also can be used for controlling the frequency of described second motor 12, thus control rotating shaft 3 revolution and rotational velocities.

As shown in Figure 2, many rotors of MXC frequency control cooled puddle mixer also is provided with hopper 9, and hopper 9 has LOAD CELLS 10, this LOAD CELLS 10 is used for the sand weight in the weighing bucket 9, determine the proportioning of sand and other auxiliary material, guaranteed the quality of molding sand, saved auxiliary material.Many rotors of MXC frequency control cooled puddle mixer also is provided with the door 11 that shakes out, and because of the door 11 that shakes out often needs to rotate unload sand, the often wearing and tearing of door 11 that cause shaking out 11 are made by high-abrasive material so shake out.In addition, also dispose stirring tools such as blade, pole in the rotating shaft 3 sand and auxiliary material are mixed, (as Fig. 3).

With above-mentioned foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the specification, must determine its technical scope according to the claim scope.

Claims

1, a kind of many rotors of MXC frequency control cooled puddle mixer, comprise shell (1), shell (1) disposes loam cake (2) and chassis (16), be provided with gear housing (13) in the shell (1), gear housing (13) is connected with loam cake (2) by pivoting support (14), be provided with planetary gearsets (5) in the gear housing (13), described planetary gearsets (5) has center line (x), it is characterized in that: also be provided with airtight wind chamber (17) in the gear housing (13), the chassis (16) of shell (1) configuration has air inlet (18), be communicated with blast pipe (19) between air inlet (18) and wind chamber (17), wind chamber (17) also is connected with several discharge pipes (20), and shell (1) outer wall is provided with dust removing tube (23).

2, a kind of many rotors of MXC frequency control cooled puddle mixer as claimed in claim 1, it is characterized in that: described discharge pipe (20) surface is evenly distributed with exhaust vent (21).

3, a kind of many rotors of MXC frequency control cooled puddle mixer as claimed in claim 1 is characterized in that: described discharge pipe (20) evenly distributes around center line (x).

4, a kind of many rotors of MXC frequency control cooled puddle mixer as claimed in claim 1 is characterized in that: be provided with temperature sensor (22) in the described shell (1).

5, a kind of many rotors of MXC frequency control cooled puddle mixer as claimed in claim 1 is characterized in that: described blast pipe (19) is the rotation air channel.

6, a kind of many rotors of MXC frequency control cooled puddle mixer as claimed in claim 1 is characterized in that: described blast pipe (19) is connected with the empty cover of air inlet (18).