A rotor structure of a modified machine

Abstract

The utility model discloses a rotor structure of a modified machine, which is located in a shell and comprises a rotor disk and a rotor, wherein the rotor disk is sleeved on a main shaft, a mounting groove is provided on the rotor disk, and the mounting groove has an opening on the outer peripheral surface of the rotor disk, the rotor is in a strip shape, a mounting head is provided at the inner end of the rotor, and the outer end of the rotor extends the rotor disk from the opening, the mounting head is located in the mounting groove, a clamping mechanism for pressing the mounting head in the mounting groove is provided on the rotor disk, a plurality of the rotor disks are provided on the main shaft, and a mounting fixing mechanism is provided between the rotor disk and the main shaft; the mounting head is pressed in the mounting groove by the clamping mechanism, so that the rotor cannot rotate easily, thereby effectively solving the problem of dynamic balance, and can effectively reduce the vibration value of the main engine, thereby ensuring that the main engine works for a long time.

Description

Technical Field

[0001] The utility model relates to a rotor of a modifying machine. Background Art

[0002] The rotor of the main engine of the traditional powder surface modification machine is fixed on the rotor disk by a pin shaft, and the rotor is easy to rotate freely. This makes it difficult to control the dynamic balance of the rotor disk and rotor assembly. Sometimes the dynamic balancing is done more than ten times but the effect is still unsatisfactory, resulting in large vibration of the main engine and cracks in the welding parts of the main engine base, making it difficult to ensure the reliable and stable operation of the equipment. Utility Model Content

[0003] In order to make up for the above shortcomings, the utility model provides a modified machine rotor structure which can effectively solve the problem of dynamic balance and effectively reduce the vibration value of the host, thereby ensuring that the host can work for a long time.

[0004] The technical solution of the utility model is: a rotor structure of a modifying machine, located in a shell, comprising a rotor disk and a rotor, the rotor disk being mounted on a main shaft, the rotor disk being provided with a mounting groove, the mounting groove having an opening on the outer peripheral surface of the rotor disk, the rotor being in a strip shape, the inner end of the rotor being provided with a mounting head, the outer end of the rotor extending the rotor disk from the opening, the mounting head being located in the mounting groove, the rotor disk being provided with a clamping mechanism for clamping the mounting head in the mounting groove, a plurality of the rotor disks being provided on the main shaft, and a mounting and fixing mechanism being provided between the rotor disk and the main shaft.

[0005] As a preferred technical solution, the outer peripheral surface of the mounting head is an arc-shaped surface, the groove wall of the mounting groove is an arc-shaped wall, the arc-shaped surface is attached to the arc-shaped wall, and the center of the arc-shaped surface coincides with the center of the arc-shaped wall.

[0006] As a preferred technical solution, the groove wall of the installation groove is an arc-shaped wall, and the central angle of the arc-shaped wall is greater than 180°.

[0007] As a preferred technical solution, the groove wall of the installation groove is an arc-shaped wall, and the central angle of the arc-shaped wall is 235°.

[0008] As a preferred technical solution, the clamping mechanism includes a pressure ring, which is clamped on the mounting head and has a detachable mounting mechanism between the pressure ring and the rotor disk.

[0009] As a preferred technical solution, an annular protrusion is provided on the rotor disk, and the annular protrusion is higher than the right side surface of the rotor disk. The mounting groove is opened on the right side surface of the rotor disk, and the pressure ring is sleeved outside the annular protrusion. The detachable mounting mechanism includes a mounting screw hole provided on the right side surface of the rotor disk, and the pressure ring is provided with a mounting through hole matching the mounting screw hole, and the connecting bolt is screwed into the mounting screw hole from the mounting through hole.

[0010] As a preferred technical solution, the left side surface of the rotor disk is tightly attached to the right side surface of the pressure ring located on the left side.

[0011] As a preferred technical solution, the fixing mechanism includes a step surface arranged on the main shaft, a shaft end retaining ring is provided at the left end of the main shaft, a left retaining ring is provided between the shaft end retaining ring and the leftmost rotor disk, and a right retaining ring is provided between the step surface and the rightmost rotor disk.

[0012] As a preferred technical solution, a labyrinth sealing structure is provided between the left retaining ring, the leftmost rotor disk and the inner wall of the housing, and a labyrinth sealing structure is also provided between the right retaining ring, the rightmost rotor disk and the end cover.

[0013] As a preferred technical solution, a limiting groove is provided at the center of the arc-shaped surface of the mounting head, and a pressing block which is inserted into the limiting groove is provided on the pressing ring.

[0014] Due to the adoption of the above technical scheme, a modified machine rotor structure is located in a shell, and includes a rotor disk and a rotor, wherein the rotor disk is mounted on a main shaft, a mounting groove is provided on the rotor disk, and the mounting groove has an opening on the outer peripheral surface of the rotor disk, the rotor is in a strip shape, a mounting head is provided at the inner end of the rotor, and the outer end of the rotor extends the rotor disk from the opening, the mounting head is located in the mounting groove, a clamping mechanism for pressing the mounting head into the mounting groove is provided on the rotor disk, a plurality of the rotor disks are provided on the main shaft, and a mounting and fixing mechanism is provided between the rotor disk and the main shaft; the mounting head is pressed into the mounting groove by the clamping mechanism, so that the rotor cannot rotate easily, thereby effectively solving the problem of dynamic balance, and can effectively reduce the vibration value of the main engine, thereby ensuring that the main engine works for a long time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The following is a brief introduction to the drawings required for use in the embodiments or descriptions of the prior art. For ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0016] Figure 1 It is a structural schematic diagram of an embodiment of the utility model;

[0017] Figure 2 This Figure 1 A partial enlarged view of point I in the middle;

[0018] Figure 3 Schematic diagram of the installation position of the rotor in the embodiment of the utility model;

[0019] Figure 4 It is a schematic diagram of the structure of the rotor disk in the embodiment of the utility model;

[0020] Figure 5 yes Figure 4 A cross-sectional view of

[0021] Figure 6 It is a schematic diagram of the structure of the pressure ring in the embodiment of the utility model;

[0022] Figure 7 yes Figure 6 A cross-sectional view of

[0023] Figure 8 It is a schematic diagram of the structure of the rotor in the embodiment of the utility model;

[0024] Fig. 9 It is a schematic diagram of the matching relationship between the limiting groove and the pressing block in the embodiment of the utility model. DETAILED DESCRIPTION

[0025] like Figures 1 to 8 As shown, a modified machine rotor structure is located in a housing 1, including a rotor disk 2 and a rotor 3, wherein the rotor disk 2 is mounted on a main shaft 4, a connecting key is provided between the center hole of the rotor disk and the main shaft 4, a mounting groove 5 is provided on the rotor disk 2, and the mounting groove 5 has an opening 6 on the outer peripheral surface of the rotor disk 2, the rotor 3 is in a strip shape, a mounting head 7 is provided at the inner end of the rotor 3, and the outer end of the rotor 3 extends out of the rotor disk 2 from the opening 6, the mounting head 7 is located in the mounting groove 5, and a clamping mechanism for pressing the mounting head 7 in the mounting groove 5 is provided on the rotor disk 2, and a plurality of the rotor disks 2 are provided on the main shaft 4, and a mounting fixing mechanism is provided between the rotor disk 2 and the main shaft 4. The mounting head 7 is pressed in the mounting groove by the clamping mechanism, so that the rotor cannot rotate easily, thereby effectively solving the problem of dynamic balance, and can effectively reduce the vibration value of the host, thereby ensuring that the host can work for a long time.

[0026] In order to make the fixing of the mounting head and the mounting groove more stable, Figure 4 , 5 and Figure 8The outer peripheral surface of the mounting head 7 is an arcuate surface 8 , the groove wall of the mounting groove 5 is an arcuate wall 9 , the arcuate surface 8 is attached to the arcuate wall 9 , and the center of the arcuate surface 8 coincides with the center of the arcuate wall 9 .

[0027] In order to prevent the mounting head from falling out of the mounting groove, the groove wall of the mounting groove 5 is an arc-shaped wall, and the central angle of the arc-shaped wall 9 is greater than 180°.

[0028] Preferably, Figure 5 As shown, the groove wall of the installation groove is an arc-shaped wall 9, and the central angle C of the arc-shaped wall 9 is 235°.

[0029] like Figure 1 , Figure 2 , Figure 6 and Figure 7 As shown, the clamping mechanism includes a clamping ring 10, which is clamped on the mounting head 7 and has a detachable mounting mechanism between the clamping ring 10 and the rotor disk 2. The clamping ring 10 is clamped on the rotor disk 2 by the detachable mounting mechanism, so that the mounting head 7 cannot be easily rotated.

[0030] like Figure 4 and Figure 5 As shown, the rotor disk 2 is provided with an annular protrusion 11, which is higher than the right side surface of the rotor disk 2, the mounting groove 5 is provided on the right side surface of the rotor disk 2, the pressure ring is sleeved outside the annular protrusion, the detachable mounting mechanism includes a mounting screw hole 12 provided on the right side surface of the rotor disk 2, the pressure ring 10 is provided with a mounting through hole 13 matched with the mounting screw hole 12, and the connecting bolt 15 is screwed into the mounting screw hole 12 from the mounting through hole 13. The annular protrusion plays a limiting role, which can ensure the accurate positioning of the pressure ring during installation, and the connecting bolt 15 is screwed into the mounting screw hole 12 from the mounting through hole 13, so that the pressure ring and the rotor disk can be more reliably installed together, ensuring the reliability of work.

[0031] Preferably, Figure 1 As shown, the left side surface of the rotor disk 2 is tightly attached to the right side surface of the pressure ring 10 located on the left side, thereby stabilizing the overall structure of the rotor disk.

[0032] like Figure 1 and Figure 2 As shown, the fixing mechanism includes a step surface 16 provided on the main shaft 4, a shaft end retaining ring 17 is provided at the left end of the main shaft 4, a left retaining ring 18 is provided between the shaft end retaining ring 17 and the leftmost rotor disk 2, and a right retaining ring 19 is provided between the step surface 16 and the rightmost rotor disk 2. The left retaining ring and the right retaining ring position the rotor disk from both sides, thereby ensuring the axial positioning accuracy of the rotor disk.

[0033] like Figure 1 and Figure 2 As shown, a labyrinth seal structure 20 is provided between the left retaining ring 18, the leftmost rotor disk 2 and the inner wall of the housing 1, and a labyrinth seal structure 20 is also provided between the right retaining ring 19, the rightmost rotor disk 2 and the end cover 23. A mounting hole is provided on the right end of the housing 1, and the mounting hole is used for the main shaft to penetrate into the inner cavity of the housing, and the end cover 23 is installed on the mounting hole.

[0034] like Fig. 9 As shown, in order to further enable the rotor to be reliably positioned, a limiting groove 21 is provided at the center of the arc-shaped surface of the mounting head, and a pressing block 22 is provided on the pressing ring to be inserted into the limiting groove. Preferably, the head of the pressing block is pressed tightly against the bottom of the limiting groove 21, and the outer circumferential surface of the pressing block 22 and the inner wall of the limiting groove 21 are clearance-matched.

[0035] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A rotor structure of a reformer, located in a housing, characterized in that: The invention comprises a rotor disk and a rotor, wherein the rotor disk is mounted on a main shaft, a mounting groove is provided on the rotor disk, and the mounting groove has an opening on the outer peripheral surface of the rotor disk. The rotor is in a strip shape, a mounting head is provided at the inner end of the rotor, and the outer end of the rotor extends out of the rotor disk from the opening, the mounting head is located in the mounting groove, a clamping mechanism for clamping the mounting head in the mounting groove is provided on the rotor disk, a plurality of rotor disks are provided on the main shaft, and a mounting and fixing mechanism is provided between the rotor disk and the main shaft.

2. The rotor structure of the reformer according to claim 1, characterized in that: The outer peripheral surface of the mounting head is an arc-shaped surface, the groove wall of the mounting groove is an arc-shaped wall, the arc-shaped surface is attached to the arc-shaped wall, and the center of the arc-shaped surface coincides with the center of the arc-shaped wall.

3. The rotor structure of the reformer according to claim 2, characterized in that: The groove wall of the installation groove is an arc-shaped wall, and the central angle of the arc-shaped wall is greater than 180°.

4. The rotor structure of the reformer according to claim 3, characterized in that: The groove wall of the installation groove is an arc-shaped wall, and the central angle of the arc-shaped wall is 235°.

5. The rotor structure of the reformer according to claim 2, characterized in that: The clamping mechanism comprises a clamping ring, which is clamped on the mounting head and has a detachable mounting mechanism between the clamping ring and the rotor disk.

6. The rotor structure of the reformer according to claim 5, characterized in that: The rotor disk is provided with an annular protrusion, which is higher than the right side surface of the rotor disk. The mounting groove is opened on the right side surface of the rotor disk. The pressure ring is sleeved outside the annular protrusion. The detachable mounting mechanism includes a mounting screw hole provided on the right side surface of the rotor disk. The pressure ring is provided with a mounting through hole matching the mounting screw hole. The connecting bolt is screwed into the mounting screw hole from the mounting through hole.

7. The rotor structure of the reformer according to claim 6, characterized in that: The left side surface of the rotor disk is tightly attached to the right side surface of the pressure ring located on the left side.

8. The rotor structure of the reformer according to claim 7, characterized in that: The fixing mechanism includes a step surface arranged on the main shaft, a shaft end retaining ring is arranged at the left end of the main shaft, a left retaining ring is arranged between the shaft end retaining ring and the leftmost rotor disk, and a right retaining ring is arranged between the step surface and the rightmost rotor disk.

9. The rotor structure of the reformer according to claim 8, characterized in that: A labyrinth seal structure is provided between the left retaining ring, the leftmost rotor disk and the inner wall of the housing, and a labyrinth seal structure is also provided between the right retaining ring, the rightmost rotor disk and the end cover.

10. The rotor structure of the reformer according to claim 5, characterized in that: A limiting groove is arranged at the center of the arc-shaped surface of the mounting head, and a pressing block which is clamped in the limiting groove is arranged on the pressing ring.

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