CN215233904U

CN215233904U - Blendor and slewing mechanism thereof

Info

Publication number: CN215233904U
Application number: CN202121025214.6U
Authority: CN
Inventors: 朱海军; 张长喜; 陈德亮
Original assignee: Henan Tenai Special Refractories Co ltd
Current assignee: Henan Special High Temperature Resistant Material Co ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-12-21
Anticipated expiration: 2031-05-12

Abstract

The utility model discloses a slewing mechanism of blendor, include main shaft (2) and polish round (1), inner circle (4) are equipped with to the interior hole cover of polishing round (1), polish round (1) and inner circle (4) relatively fixed, the material of inner circle (4) is the nylon material, the link of main shaft (2) alternates in inner circle (4), main shaft (2) and inner circle (4) are sliding fit. The beneficial effect is the same as that of the rotating mechanism. The rotating mechanism can ensure that the wheel is driven to rotate smoothly, and the uneven mixing caused by the blocking and stopping during the wheel driving production is prevented. The utility model also discloses a blendor of including above-mentioned slewing mechanism, its beneficial effect is the same with slewing mechanism's beneficial effect.

Description

Blendor and slewing mechanism thereof

Technical Field

The utility model relates to a refractory material technical field especially relates to a slewing mechanism. Furthermore, the utility model discloses still relate to a blendor including above-mentioned slewing mechanism.

Background

In the production engineering of refractory materials, a mixer can not be separated, and the application of the mixer can be divided into a dry mixer and a wet mixer; dry blenders generally mix bulk materials, finely divide, and the like, and do not add water or other wet additives during mixing. The wet mixer is generally applied to a batching system before product forming, and a wet binder (such as pulp solution, phosphoric acid solution, dextrin solution and the like) or a large amount of water is required to be added during mixing.

The driving wheels of the mixer are connected to a main shaft by adopting needle bearings, and water and powder materials are very easy to enter central bearings of the driving wheels of the mixer in the mixing process, so that the conditions of over-quick bearing abrasion, rust, blockage, no rotation and the like are caused. Although the sealing on both sides is still not feasible in practical use, the damage rate is very high, the problem of wheel-driving and stalling is often caused, the maintenance is very troublesome and time-consuming, and the production continuity is seriously hindered.

In summary, how to effectively solve the problems that water and powder are very easy to enter a central bearing of a wheel of a mixer during the mixing process to cause wheel-driving stalling and the like is a problem which needs to be solved urgently by those skilled in the art at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rotating mechanism which can ensure the smooth rotation of the wheel for driving and prevent the uneven material mixing caused by the blocking during the wheel casting production; another object of the utility model is to provide a blendor including above-mentioned slewing mechanism, its beneficial effect is the same with slewing mechanism's beneficial effect.

In order to solve the technical problem, the utility model provides a following technical scheme:

the internal hole of the grinding wheel is sleeved with an inner ring, the grinding wheel and the inner ring are relatively fixed, the inner ring is made of nylon, the connecting end of the main shaft is inserted into the inner ring, and the main shaft and the inner ring are in sliding fit.

Preferably, the spindle further comprises a shaft sleeve fixed at the connecting end of the spindle in a sleeved mode, the shaft sleeve is inserted into the inner ring in a penetrating mode, the shaft sleeve and the inner ring are in sliding fit, and the shaft sleeve is made of nylon.

Preferably, the shaft sleeve and the inner ring are in transition fit.

Preferably, the connecting end of the main shaft is in interference fit with the shaft sleeve.

Preferably, the main shaft is a stepped shaft, the connecting end is a small-diameter shaft, one end faces of the shaft sleeve, the driven wheel and the inner ring are pressed against a shaft shoulder, and the other end faces are fastened through a gasket and a baffle ring.

Preferably, the inner ring comprises two half rings, the ends of the half rings are provided with flanges, and the inner bores of the grinding wheels are provided with sunken grooves corresponding to the flanges.

Preferably, the inner bore of the wheel is in interference fit with the inner ring.

Preferably, the height of the flanging is larger than or equal to the width of the shaft shoulder.

The utility model also provides a blendor, including slewing mechanism, slewing mechanism specifically is above-mentioned arbitrary the slewing mechanism.

The utility model provides a slewing mechanism, main shaft and wheel are driven and all can rotate, and the central axis department of driving the wheel has seted up the hole, and wheel and inner circle relatively fixed are driven to the outside suit of inner circle in the hole, and the wheel is driven with to the inner circle is a whole.

The central axis of the inner ring is provided with a central hole, the connecting end of the main shaft is inserted into the central hole of the inner ring, and the main shaft and the inner ring are in sliding fit, so that the connecting end of the main shaft can be smoothly arranged in the central hole of the inner ring, and the main shaft and the wheel grinding can rotate relatively.

The inner ring is made of nylon material, the nylon material has self-lubricating property, no creep phenomenon, good abrasion resistance and good dimensional stability, the main shaft and the driven wheel are connected through the inner ring, the inner ring made of nylon material replaces the traditional bearing, steel is replaced by plastic, and the connecting material of the shaft and the wheel is improved, so that the relative rotation of the main shaft and the driven wheel can be maintained, additives such as water, sand, mud, acid and alkali are not easy to corrode and rust, the service life of the bearing is prolonged by 3-5 times compared with the service life of the original bearing, the disassembly and the installation are convenient and quick during maintenance, a large amount of maintenance time is reduced, the maintenance rate is reduced, the service life is prolonged, the use period is prolonged, smooth rotation of the driven wheel is ensured, and the uneven mixing caused by the clamping and stopping during the production of the driven wheel is prevented.

The utility model also provides a blendor, including slewing mechanism, this slewing mechanism specifically is any one of the slewing mechanism of the aforesaid. Because the above-mentioned slewing mechanism has above-mentioned technological effect, the blendor that has this slewing mechanism should also have corresponding technological effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a rotating mechanism according to an embodiment of the present invention;

FIG. 2 is another view of FIG. 1;

fig. 3 is a cross-sectional view of fig. 2.

The drawings are numbered as follows:

the driving wheel 1, a main shaft 2, a shaft sleeve 3, an inner ring 4 and a flanging 5.

Detailed Description

The core of the utility model is to provide a rotating mechanism which can ensure the smooth rotation of the wheel for driving and prevent the uneven material mixing caused by the blocking during the wheel casting production; the other core of the utility model is to provide a blendor including above-mentioned slewing mechanism, its beneficial effect is the same with slewing mechanism's beneficial effect.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of a rotating mechanism according to an embodiment of the present invention; FIG. 2 is another view of FIG. 1; fig. 3 is a cross-sectional view of fig. 2.

In a specific embodiment, the utility model provides a slewing mechanism, including main shaft 2 with polish round 1, polish round 1's hole cover and be equipped with inner circle 4, polish round 1 and inner circle 4 relatively fixed, the material of inner circle 4 is the nylon material, and the link of main shaft 2 alternates in inner circle 4, and main shaft 2 and inner circle 4 are sliding fit.

In the above structure, both the main shaft 2 and the wheel 1 can rotate, an inner bore is formed in the central axis of the wheel 1, the outer side of the inner ring 4 is sleeved in the inner bore, the wheel 1 and the wheel 4 are relatively fixed, and the inner ring 4 and the wheel 1 are integral.

The central axis of the inner ring 4 is provided with a central hole, the connecting end of the main shaft 2 is inserted into the central hole of the inner ring 4, the main shaft 2 and the inner ring 4 are in sliding fit, the connecting end of the main shaft 2 can be smoothly installed in the central hole of the inner ring 4, and the main shaft 2 and the worm wheel 1 can be ensured to rotate relatively.

The inner ring 4 is made of nylon material, and the nylon material has the advantages of light weight, high strength, self-lubrication, creep resistance, corrosion resistance, insulation, mechanical strength, rigidity, hardness, toughness, aging resistance, mechanical shock absorption capacity, sliding performance, excellent wear resistance, mechanical processing performance, convenience in control, no creep phenomenon, good wear resistance, good dimensional stability and low material cost and processing cost. The main shaft 2 is connected with the wheel 1 through the inner ring 4, the traditional bearing is replaced by the inner ring 4 made of nylon, steel is replaced by plastic, and the connecting material of the shaft and the wheel is improved, so that the relative rotation of the main shaft 2 and the wheel 1 can be maintained, the wheel is not susceptible to corrosion and rust of additives such as water, sand, mud, acid and alkali and the like, the service life of the wheel is prolonged by 3-5 times compared with that of the original bearing, the disassembly and the installation are convenient and quick during maintenance, a large amount of maintenance time is reduced, the maintenance rate is reduced, the use time is prolonged, the use period is prolonged, the smooth rotation of the wheel 1 is ensured, and the uneven mixing caused by the clamping and stopping during the production of the wheel 1 is prevented.

On the basis of the above specific embodiment, the spindle device further comprises a shaft sleeve 3, the shaft sleeve 3 is fixed on the connecting end of the spindle 2 in a sleeved mode, the connecting ends of the shaft sleeve 3 and the spindle 2 are relatively fixed, and the shaft sleeve 3 cannot rotate and move relative to the spindle 2.

A sleeve 3 is inserted through the central hole of the inner ring 4, the sleeve 3 and the inner ring 4 are in sliding fit, and the sleeve 3 of the main shaft 2 can rotate relative to the wheel 1 and the inner ring 4. The shaft sleeve 3 is in contact with the inner ring 4, the shaft sleeve and the inner ring are both made of nylon materials, and the relative rotation is easier to keep by utilizing the wear resistance and the self-lubricating property of the nylon materials, so that the abrasion of the main shaft 2 is reduced.

On the basis of the above embodiments, the shaft sleeve 3 and the inner ring 4 are in transition fit, which can ensure that the shaft sleeve 3 is smoothly installed in the central hole of the inner ring 4, and realize smooth rotation; but also can reduce the clearance between the two and reduce the shaking amount during rotation.

On the basis of each specific embodiment, the connecting end of the main shaft 2 is in interference fit with the shaft sleeve 3, the connecting end of the main shaft 2 is fixedly connected with the shaft sleeve 3 through interference fit, other connecting parts are not needed, connection is convenient, and connection is firm. Of course, the connection end of the main shaft 2 and the shaft sleeve 3 are interference fit and are only a preferred embodiment, and not only, the connection end of the main shaft 2 and the shaft sleeve 3 can also be connected by a key, which is within the protection scope of the present invention.

In another more reliable embodiment, on the basis of any one of the above-mentioned embodiments, the main shaft 2 is a stepped shaft, the connecting end is a small-diameter shaft, one end face of the shaft sleeve 3, the grinding wheel 1 and the inner ring 4 is pressed against a shaft shoulder, and the other end is fastened by a gasket and a baffle ring.

On the basis of the above embodiment, the connecting end is provided with a shoulder for fixing the shaft sleeve 3, the shaft sleeve 3 is in interference fit with the shoulder, the inner ring 4 is divided into a left half ring and a right half ring, and the left half ring or the right half ring is provided with the flange 5, so that the left half ring and the right half ring are formed into the inner ring 4 by virtue of the flange 5, and are wrapped by the flange 5 and fixed in an inner hole of the driven wheel 1, and when the inner ring 4 is inserted into the shaft sleeve 3, the end of the main shaft 2 is provided with a gasket and a baffle ring, so that the fixation is realized, and the driven wheel 1 is prevented from being separated from the main shaft 2.

On the basis of the above-mentioned embodiments, the inner ring 4 comprises two half-rings, the ends of the half-rings are provided with flanges 5, the inner bore of the wheel 1 is provided with a sunken groove corresponding to the flanges 5, the sunken groove is used for accommodating a matched flange 5, the lengths of the inner ring 4 and the shaft sleeve 3 are equal to the thickness of the wheel 1, the flanges 5 have a limiting effect on the wheel 1, the wheel 1 and the inner ring 4 are prevented from being subjected to slide dislocation on an axis, and the integration of the wheel 1 and the inner ring 4 is ensured.

On the basis of the above-mentioned embodiments, the inner bore of the wheel 1 and the inner ring 4 are in interference fit, and the inner ring 4 is fixed on the wheel 1 by interference fit, so that the structure is simple, the connection is easy, and the connection is firm.

On the basis of the above embodiments, the height of the flange 5 is greater than or equal to the width of the shaft shoulder, and the flange 5 is in contact with the shaft shoulder, so that smooth rotation of the wheel 1 is ensured; the end face of the wheel 1 is not in contact with the shoulder, reducing the relative friction between the shoulder and the wheel 1.

Based on the slewing mechanism that provides in the above-mentioned embodiment, the utility model also provides a blendor, this blendor include slewing mechanism, and wherein slewing mechanism is arbitrary slewing mechanism in the above-mentioned embodiment. Because the mixer adopts the rotating mechanism in the above embodiment, please refer to the above embodiment for the beneficial effects of the mixer. The structure of other parts of the mixer refers to the prior art, and is not described herein again.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It is right above the utility model provides a blendor and slewing mechanism thereof have carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The rotating mechanism of the mixer is characterized by comprising a main shaft (2) and a grinding wheel (1), wherein an inner ring (4) is sleeved in an inner hole of the grinding wheel (1), the grinding wheel (1) and the inner ring (4) are relatively fixed, the inner ring (4) is made of nylon, a connecting end of the main shaft (2) is inserted into the inner ring (4), and the main shaft (2) and the inner ring (4) are in sliding fit.

2. The rotating mechanism according to claim 1, further comprising a shaft sleeve (3) sleeved and fixed at the connecting end of the main shaft (2), wherein the shaft sleeve (3) is inserted into the inner ring (4), the shaft sleeve (3) and the inner ring (4) are in sliding fit, and the shaft sleeve (3) is made of nylon.

3. A rotation mechanism according to claim 2, characterized in that the sleeve (3) and the inner ring (4) are in transition fit.

4. A rotation mechanism according to claim 3, characterized in that the connecting end of the main shaft (2) is in interference fit with the sleeve (3).

5. A rotating mechanism according to any one of claims 2-4, characterized in that the main shaft (2) is a stepped shaft and the connecting ends are small-diameter shafts, and that the shaft sleeve (3), the wheel (1) and the inner ring (4) are arranged with their one ends facing against a shoulder and with their other ends fastened by means of washers and a stop ring.

6. A rotating mechanism according to claim 5, characterized in that the inner ring (4) comprises two half-rings, the ends of which have flanges (5), and the bore of the wheel (1) has a countersunk groove corresponding to the flanges (5).

7. A rotating mechanism according to claim 6, characterized in that the inner bore of the wheel (1) is in interference fit with the inner ring (4).

8. The rotating mechanism according to claim 6, characterized in that the height of the flange (5) is greater than or equal to the width of the shaft shoulder.

9. A mixer comprising a turning gear, characterized in that the turning gear is embodied as a turning gear according to any one of claims 1 to 8.