CN214382735U

CN214382735U - Grinding ring holding device and grinding machine

Info

Publication number: CN214382735U
Application number: CN202023146175.3U
Authority: CN
Inventors: 李昭
Original assignee: Guilin Hongcheng Mining Equipment Manufacture Co
Current assignee: Guilin Hongcheng Mining Equipment Manufacture Co
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-10-12
Anticipated expiration: 2030-12-23

Abstract

The utility model relates to a grinding ring enclasping device and a grinding machine, wherein the grinding ring enclasping device comprises a first grinding ring and a second grinding ring, and also comprises enclasping parts for enclasping the outer sides of the first grinding ring and the second grinding ring, the end parts of the two enclasping parts are provided with connecting parts for adjusting the distance between the two enclasping parts, and the two ends of the connecting parts are respectively fixedly connected with the opposite ends of the two enclasping parts; the grinding machine comprises the grinding ring holding device. The utility model discloses a two portions of holding tightly are under the effect of connecting portion, its inner wall can with the lateral wall butt of first grinding ring and second grinding ring, can play stable holding effect to first grinding ring and second grinding ring, can reduce first grinding ring and second grinding ring and receive the rotatory impact effect, the mill that adopts above-mentioned grinding ring to hold device tightly can effectual promotion grinding ring's resistant rotatory impact effect, can effectual reduction grinding ring's damage, the frequency that reducible grinding ring was changed, the life of effectual promotion mill.

Description

Grinding ring holding device and grinding machine

Technical Field

The utility model relates to a powder processing technology field especially relates to a grind and encircle cohesion device and mill.

Background

The mill is a powder-making equipment, and it mainly utilizes the extrusion and grinding of grinding ring and grinding roller to implement powder-making.

Along with the increasing of equipment is becoming bigger and bigger, and the size of grinding ring is also bigger and bigger, and the during operation grinding ring receives rotation torsion great, and the extrusion is higher with the risk of grinding the in-process by rotatory impact effect, and grinding ring itself is the wearing parts, and the restriction effect that produces at present to grinding ring adopts the bolt mainly, and is relatively poor to the rotation restriction effect of grinding ring after long-time the use.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned technical problem and provide a can effectively restrict mill ring pivoted mill ring and hold device and applied this mill ring and hold device tightly to solve above-mentioned at least one technical problem.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

the utility model discloses a realize that one of the above-mentioned purpose provides a device is embraced to grinding ring, including first grinding ring and second grinding ring, still including being used for holding tightly first grinding ring with the portion of holding tightly in the second grinding ring outside, two the tip of holding tightly the portion all is provided with and is used for adjusting two hold the connecting portion of distance between the portion tightly, the both ends of connecting portion respectively with two hold the relative one end fixed connection of portion tightly.

The utility model has the advantages that: the utility model discloses a two portions of holding tightly are under the effect of connecting portion, and its inner wall can grind the lateral wall butt of ring with first grinding ring and second, can grind the ring to first grinding ring and second and play stable effect of holding tightly, can reduce first grinding ring and second and grind the ring and receive the effect of rotatory impact.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, connecting portion include connecting piece A, connecting piece B and threaded rod, connecting piece A with connecting piece B sets up relatively, just connecting piece A with connecting piece B respectively with two hold the relative one end fixed connection of portion tightly, connecting piece A with connecting piece B passes through threaded rod fixed connection.

The beneficial effect of adopting the further scheme is that: adopt the threaded rod can effectual adjustment connecting piece A and connecting piece B's interval, be favorable to adjusting the portion of holding tightly to the effort of holding tightly of grinding ring.

Furthermore, be provided with first through-hole on the connecting piece A, correspond on the connecting piece B first through-hole is provided with the second through-hole, the one end of threaded rod runs through first through-hole and first nut threaded connection, the other end of threaded rod runs through second through-hole and second nut threaded connection.

The beneficial effect of adopting the further scheme is that: first nut and second nut set up respectively at the both ends of threaded rod, interval between effectual adjustment connecting piece A and the connecting piece B.

Furthermore, the threaded rod is provided with a plurality ofly, first through-hole with the second through-hole corresponds the threaded rod sets up, and is a plurality of the threaded rod is followed the axis direction interval of holding tightly the portion sets up.

The beneficial effect of adopting the further scheme is that: the threaded rod is provided with a plurality of holding effort that can guarantee to hold the portion tightly along the axis direction of grinding ring even.

Further, two one side that the portion of hugging closely is relative all is provided with the arc and embraces the face of hugging closely, the arc embrace the face of hugging closely with first grinding ring with the second grinds ring lateral wall butt.

The beneficial effect of adopting the further scheme is that: the arc is embraced and is tightly held the face and can be favorable to promoting the rotatory impact action that receives of first grinding ring and second grinding ring to the lateral wall of first grinding ring and second grinding ring tightly.

Furthermore, it is provided with the intercommunication to hold tightly on the lateral wall of portion to hold tightly first grinding ring the arc is held the first screw hole of face tightly, first screw hole is provided with first clamp bolt, first clamp bolt with first screw hole threaded connection, just first clamp bolt's one end runs through first screw hole with the lateral wall butt of first grinding ring.

The beneficial effect of adopting the further scheme is that: first housing bolt can further strengthen the effect of compressing tightly to first grinding ring, is favorable to promoting the stability of first grinding ring.

Furthermore, it is provided with the intercommunication to hold tightly on the lateral wall of portion tightly the second grinds the ring the second screw hole of face is held to the arc, the second screw hole is provided with second clamp bolt, second clamp bolt with second screw hole threaded connection, just second clamp bolt's one end runs through the second screw hole with the lateral wall butt of second grinding ring.

The beneficial effect of adopting the further scheme is that: the second hold-down bolt can further strengthen the effect of compressing tightly to the second grinding ring, is favorable to promoting the stability that the second ground the ring.

Furthermore, a plurality of lightening holes are formed in the clasping portion, and the lightening holes are arranged at intervals along the length direction of the clasping portion.

The beneficial effect of adopting the further scheme is that: subtract and heavily can alleviate the whole weight of portion of holding tightly, set up the poroid structure in the portion of holding tightly simultaneously, can make the structure of the portion of holding tightly more stable, can promote better effort of holding tightly.

Furthermore, a gasket is arranged between the two opposite ends of the clasping portions.

The beneficial effect of adopting the further scheme is that: set up the interval that the gasket can adapt to between the portion of hugging tightly, can avoid simultaneously hugging tightly direct butt effect between the tip of portion.

The second object of the present invention is to provide a grinding machine, which comprises the above-mentioned grinding ring holding device.

The beneficial effect who adopts above-mentioned scheme is: the mill that adopts above-mentioned grinding ring to embrace device can effectual promotion grinding ring resist the rotary impact effect, can effectual reduction grinding ring's damage, the frequency that reducible grinding ring was changed, the life of effectual promotion mill.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the structure of the present invention;

fig. 3 is a sectional view of the structure of the clasping portion of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a clasping part; 2. a connecting portion; 21. a connecting piece A; 22. a connecting piece B; 23. a threaded rod; 24. a first nut; 25. a second nut; 3. a first grinding ring; 4. lightening holes; 5. a first hold-down bolt; 6. a second hold-down bolt; 7. a second grinding ring.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Examples

As shown in fig. 1-3, one of the cores of the present invention is to provide a grinding ring holding device, which comprises a first grinding ring 3 and a second grinding ring 7, and further comprises a holding portion 1 for holding the outside of the first grinding ring 3 and the second grinding ring 7 tightly, wherein the end portions of the two holding portions 1 are provided with a connecting portion 2 for adjusting the distance between the two holding portions 1, and the two ends of the connecting portion 2 are respectively fixedly connected with the two opposite ends of the holding portions 1.

Preferably, the connecting part 2 comprises a connecting piece A21, a connecting piece B22 and a threaded rod 23, the connecting piece A21 is arranged opposite to the connecting piece B22, the connecting piece A21 and the connecting piece B22 are fixedly connected with one ends of the two enclasping parts 1 opposite to each other respectively, and the connecting piece A21 and the connecting piece B22 are fixedly connected through the threaded rod 23.

Preferably, a first through hole is formed in the connecting piece a21, a second through hole is formed in the connecting piece B22 corresponding to the first through hole, one end of the threaded rod 23 penetrates through the first through hole to be in threaded connection with the first nut 24, and the other end of the threaded rod 23 penetrates through the second through hole to be in threaded connection with the second nut 25.

It should be noted that a first screw pad is arranged between the first nut 24 and the connecting piece a21, the first screw pad is sleeved outside the threaded rod 23, and the first screw pad can reduce the abrasion effect of the first nut 24 on the connecting piece a21 when the threads rotate; a second screw pad is arranged between the second nut 25 and the connecting piece B22 and sleeved outside the threaded rod 23, and the second screw point can reduce the abrasion effect of the second nut 25 on the connecting piece B22 when the threads rotate.

Preferably, the threaded rod 23 is provided in plurality, the first through hole and the second through hole are provided corresponding to the threaded rod 23, and the plurality of threaded rods 23 are provided at intervals along the axial direction of the clasping portion 1.

Preferably, two one sides that hold 1 relatively tightly all are provided with the arc and embrace the face, and the arc is embraced the face and is ground ring 3 and 7 lateral walls butts of second grinding ring, and in this embodiment, the arc is embraced the face and is half-circular arc, and two arcs that hold 1 tightly are embraced the face and are enclosed and be circular, are provided with semicircular flange and flange hole on two outer loops that hold 1 tightly.

Preferably, a first threaded hole communicated with the arc-shaped holding face is formed in the side wall of the holding portion 1 corresponding to the first grinding ring 3, a first pressing bolt 5 is arranged in the first threaded hole, the first pressing bolt 5 is in threaded connection with the first threaded hole, and one end of the first pressing bolt 5 penetrates through the first threaded hole to abut against the outer side wall of the first grinding ring 3.

It should be noted that, a plurality of first screw holes and a plurality of first hold-down bolts are correspondingly arranged, and all set up along the length direction interval of holding tightly the portion.

Preferably, a second threaded hole communicated with the arc-shaped holding face is formed in the side wall of the holding portion 1 corresponding to the second grinding ring 7, a second compression bolt 6 is arranged in the second threaded hole, the second compression bolt 6 is in threaded connection with the second threaded hole, and one end of the second compression bolt 6 penetrates through the second threaded hole to abut against the outer side wall of the second grinding ring 7.

It should be noted that the second screw hole and the second hold-down bolt are correspondingly provided with a plurality of screws, and are all arranged at intervals along the length direction of the holding part.

Preferably, the clasping portion 1 is provided with a plurality of lightening holes 4, and the plurality of lightening holes 4 are arranged at intervals along the length direction of the clasping portion 1.

Preferably, a gasket is arranged between the opposite ends of the two clasping portions 1.

The second core of the utility model is to provide a mill, including foretell mill ring enclasping device, first mill ring 3 and the coaxial setting of second mill ring 7, and the tip of first mill ring 3 and the tip butt of second mill ring 7, two enclasping portions 1 enclasping are fixed in the outside of first mill ring 3 and second mill ring 7, can the first stability of mill ring 3 of effectual assurance and second mill ring 7.

In the description of the present invention, it is to be understood that the terms "center", "length", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "inner", "outer", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the system or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a device is embraced to grinding ring, includes first grinding ring (3) and second grinding ring (7), its characterized in that still including being used for embracing first grinding ring (3) with portion (1), two are embraced tightly in the second grinding ring (7) outside the tip of portion (1) of embracing tightly all is provided with and is used for adjusting two embrace connecting portion (2) of distance between portion (1), the both ends of connecting portion (2) respectively with two embrace the relative one end fixed connection of portion (1).

2. A wear ring holding device according to claim 1, wherein the connecting portion (2) comprises a connecting member a (21), a connecting member B (22) and a threaded rod (23), the connecting member a (21) and the connecting member B (22) are disposed opposite to each other, the connecting member a (21) and the connecting member B (22) are respectively fixedly connected to opposite ends of the two holding portions (1), and the connecting member a (21) and the connecting member B (22) are fixedly connected through the threaded rod (23).

3. A grinding ring holding device according to claim 2, wherein a first through hole is provided on the connecting member a (21), a second through hole is provided on the connecting member B (22) corresponding to the first through hole, one end of the threaded rod (23) penetrates through the first through hole to be in threaded connection with the first nut (24), and the other end of the threaded rod (23) penetrates through the second through hole to be in threaded connection with the second nut (25).

4. A grinding ring holding device according to claim 3, wherein the threaded rod (23) is provided in plurality, the first through hole and the second through hole are provided corresponding to the threaded rod (23), and the plurality of threaded rods (23) are provided at intervals along the axial direction of the holding portion (1).

5. A wear ring holding device according to any one of claims 1-4, wherein the opposite sides of the two holding parts (1) are provided with arc holding surfaces, and the arc holding surfaces are abutted with the outer side walls of the first wear ring (3) and the second wear ring (7).

6. A grinding ring holding device according to claim 5, characterized in that a first threaded hole communicated with the arc-shaped holding surface is arranged on the side wall of the holding part (1) corresponding to the first grinding ring (3), the first threaded hole is provided with a first pressing bolt (5), the first pressing bolt (5) is in threaded connection with the first threaded hole, and one end of the first pressing bolt (5) penetrates through the first threaded hole to abut against the outer side wall of the first grinding ring (3).

7. A grinding ring holding device according to claim 5, characterized in that a second threaded hole communicated with the arc-shaped holding surface is arranged on the side wall of the holding part (1) corresponding to the second grinding ring (7), the second threaded hole is provided with a second pressing bolt (6), the second pressing bolt (6) is in threaded connection with the second threaded hole, and one end of the second pressing bolt (6) penetrates through the second threaded hole to abut against the outer side wall of the second grinding ring (7).

8. A wear ring holding device according to claim 5, wherein a plurality of lightening holes (4) are formed in the holding portion (1), and the lightening holes (4) are arranged at intervals along the length direction of the holding portion (1).

9. A wear ring clasping device as claimed in claim 5, characterized in that a spacer is provided between the opposite ends of the clasping portions (1).

10. A mill comprising a grinding-ring holding apparatus as claimed in any one of claims 1 to 9.