A kind of agitator for the production of quenching medium
Technical field
The utility model belongs to mixer technical field, specifically, relates to a kind of agitator for the production of quenching medium.
Background technology
Quenching is that metal works is heated to a certain proper temperature and keeps a period of time, immerses immediately quick cooling metal heating processing technology in quenching media, and conventional hardening media has water, the aqueous solution, mineral oil, fused salt, molten alkali etc.Quenching can improve hardness and the wearability of metal works, thereby is widely used in various works, mould, measurer and requires the part (as gear, roll, carburized parts etc.) of surface abrasion resistance.Quench and also can make the steel of some properties obtain certain physical and chemical performance in addition, as quenched, make permanent-magnet steel strengthen its ferromagnetism, make stainless steel improve its corrosion resistance etc.The water-soluble solution that quenching medium is comprised of a kind of organic polymer and corrosion inhibitor of liquid state.Quenching medium is mainly used in all kinds of carbon steel, and low-alloy structural steel, spring steel, carburizing steel, bearing steel workpiece are done and increased body and soak and quench and induction hardening.In the production technology of quenching medium, we need to be uniformly mixed raw material, and this process is carried out a stirred autoclave the inside.Stirred autoclave is the core component in quenching medium production line, and the production material of quenching medium is fully mixed in stirred autoclave, and a series of reaction occurs.In the production technology of quenching medium, the selection of stirred autoclave has a great impact the quality of the product finally obtaining.In traditional quenching medium production technology, the paddle in stirred autoclave is to be vertically arranged in the kettle of reactor mostly, and material is carried out to horizontal stirring.
China Patent No. 201120500631.1, open day is on July 11st, 2012, patent name is a kind of mixing propeller used for chemical production.The oar body bottom of the frame type agitating blade of this utility model is provided with two or more parallel anchor formula paddles, angle between anchor formula paddle and frame type agitating blade is 90 degree, the paddle of this utility model can make to a certain extent to participate in the various monomers of polymerisation and the emulsification particulate of crosslinking agent is fully stirred, thereby improve emulsifying effectiveness, improve particle diameter distribution, but the paddle of this utility model is only to carry out horizontal stirring to material, can not make the material of different layers in kettle be mixed fully.
China Patent No. 201020298659.7, open day is on March 30th, 2011, utility model name is called stirred tank, this utility model relates to a kind of stirred tank, comprises kettle, is provided with paddle in kettle, its innovative point is, paddle is a pair of, is symmetricly set on respectively the sidewall of kettle.The a pair of paddle of this utility model is symmetricly set on kettle sidewall, and it drives material to stir up and down while rotating, and makes the upper and lower abundant mixing of material, and mixing effect is good.But, the paddle symmetry of this utility model be arranged at kettle sidewall, be unfavorable for the mixing of kettle middle part material, secondly, the blade of this utility model is welded on a disk surrounding uniformly, the dismounting difficulty of blade, is unfavorable for the maintenance of blade.
Summary of the invention
the problem that 1, will solve
For stirred autoclave in existing quenching medium production technology, raw materials for production are uniformly mixed to inadequate problem, the utility model provides a kind of agitator for the production of quenching medium, it comprises a vertical axes and two trunnion axis, it between vertical axes and two trunnion axis, is worm-drive, on two trunnion axis, blade is all installed, thereby can carries out to the material in kettle the stirring of vertical direction.
2, technical scheme
The purpose of this utility model is achieved through the following technical solutions:
An agitator for the production of quenching medium, comprises kettle, also comprises vertical worm shaft, the first trunnion axis, the second trunnion axis and bearing base, and described vertical worm shaft is provided with the first helical tooth and the second helical tooth; The middle part of the first described trunnion axis is provided with the first worm gear; The middle part of the second described trunnion axis is provided with the second worm gear; Described bearing base has four, and two bearing bases are wherein positioned at the two ends of the first trunnion axis, and two other bearing base is positioned at the two ends of the second trunnion axis; The inside that is arranged at kettle of the first described trunnion axis and the equal level of the second trunnion axis; The first described worm gear and the engagement of the first helical tooth; The second described worm gear and the engagement of the second helical tooth; The first described trunnion axis is mutually vertical with the second trunnion axis, and the first trunnion axis is provided with the first blade, and the second trunnion axis is provided with the second blade.
Preferably, the first described helical tooth is contrary with the rotation direction of the second helical tooth.
Preferably, described bearing base comprises lower bottom base and upper bed-plate, and lower bottom base is fixed on the inwall of kettle, and upper bed-plate and lower bottom base are for removably connecting.
3, beneficial effect
Than prior art, the beneficial effects of the utility model are:
(1) the utility model comprises vertical worm shaft, the first trunnion axis, the second trunnion axis and bearing base, vertically worm shaft is provided with the first helical tooth and the second helical tooth, the middle part of the first trunnion axis and the second trunnion axis is all provided with worm gear, and the first trunnion axis and the second trunnion axis are all arranged on the inside of kettle by bearing base, the worm gear of the first trunnion axis and the second trunnion axis respectively with vertical worm shaft on the first helical tooth and the second helical tooth engagement, when thereby vertically worm shaft rotates, can drive two trunnion axis to rotate, on two trunnion axis, blade is all installed, thereby can carry out to the material in kettle the stirring of vertical direction,
(2) the first helical tooth of the present utility model is contrary with the rotation direction of the second helical tooth, thereby making the first trunnion axis is also contrary with the rotation direction of two trunnion axis in kettle inside, such design makes the utility model to material, to provide the stirring of both direction, material stirring is mixed more abundant;
(3) bearing base of the present utility model comprises lower bottom base and upper bed-plate, and lower bottom base is fixed on the inwall of kettle, and upper bed-plate and lower bottom base are for removably connecting, and such structural design can be arranged on bearing base trunnion axis very easily;
(4) the utility model is simple in structure, reasonable in design, is easy to manufacture.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is vertical worm shaft structural representation of the present utility model;
Fig. 3 is the first trunnion axis structural representation of the present utility model;
Fig. 4 is the second trunnion axis structural representation of the present utility model;
Fig. 5 is lower bottom base structural representation of the present utility model;
Fig. 6 is upper bed-plate structural representation of the present utility model.
Number in the figure explanation:
1, kettle; 2, vertical worm shaft; 201, the first helical tooth; 202, the second helical tooth; 3, the first trunnion axis; 301, the first worm gear; 302, the first blade; 4, the second trunnion axis; 401, the second worm gear; 402, the second blade; 5, bearing base; 501, lower bottom base; 502, upper bed-plate.
The specific embodiment
Below in conjunction with concrete drawings and Examples, describe the present invention.
embodiment 1
As shown in Figure 1, a kind of agitator for the production of quenching medium, it comprises kettle 1, vertical worm shaft 2, the first trunnion axis 3, the second trunnion axis 4 and bearing base 5.Bearing base 5 has four, and two bearing bases 5 are wherein positioned at the two ends of the first trunnion axis 3, and two other bearing base 5 is positioned at the two ends of the second trunnion axis 4.The inside that is arranged at kettle 1 of the first trunnion axis 3 and the second trunnion axis 4 equal levels, the first trunnion axis 3 is mutually vertical with the second trunnion axis 4.The first trunnion axis 3 is provided with the first blade 302, the second trunnion axis 4 and is provided with the second blade 402.As shown in Figure 2, vertically worm shaft 2 is provided with the first helical tooth 201 and the second helical tooth 202.As shown in Figure 3, Figure 4, the middle part that the middle part of the first trunnion axis 3 is provided with the first worm gear 301, the second trunnion axis 4 is provided with the second worm gear 401.The first worm gear 301 and the first helical tooth 201 engagements, the second worm gear 401 and the second helical tooth 202 engagements.As shown in Figure 5, Figure 6, bearing base 5 comprises lower bottom base 501 and upper bed-plate 502, and lower bottom base 501 is fixed by screws on the inwall of kettle 1, and upper bed-plate 502 is connected by screw with lower bottom base 501.
In the present embodiment, lower bottom base 501 is fixed by screws on the sidewall of kettle 1, between upper bed-plate 502 and lower bottom base 501, is bolted; The first helical tooth 201 is contrary with the rotation direction of the second helical tooth 202; The first blade 302 and the second blade 402 are hinging type blade.
When user uses a kind of agitator for the production of quenching medium of the present embodiment to carry out mix and blend to the raw material of quenching medium, vertical worm shaft 2 of the present utility model is connected with motor, the vertical worm shaft 2 of driven by motor rotates, and vertically worm shaft 2 drives respectively the first trunnion axis 3 and the second trunnion axis 4 to rotate by the first worm gear 301 and the second worm gear 401.On the first trunnion axis 3 and the second trunnion axis 4, blade is all installed, thereby blade is stirred the material in the vertical direction in kettle 1.Vertically the first helical tooth 201 on worm shaft 2 is contrary with the rotation direction of the second helical tooth 202, thereby make the direction of rotation of the first trunnion axis 3 and the second trunnion axis 4 contrary, can to material, carry out the stirring of both direction, make to be uniformly mixed more abundant, especially be applicable to the stirring and processing of quenching medium.
embodiment 2
With embodiment 1, institute's difference is, lower bottom base 501 is welded on the sidewall of kettle 1; Vertically the first helical tooth 201 on worm shaft 2 is identical with the rotation direction of the second helical tooth 202.
Below schematically structure of the present utility model and embodiment thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, in the situation that not departing from the utility model thinking, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong to the protection domain of this patent.