CN220901478U - Core adjusting device for concentricity correction - Google Patents
Core adjusting device for concentricity correction Download PDFInfo
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- CN220901478U CN220901478U CN202322401977.1U CN202322401977U CN220901478U CN 220901478 U CN220901478 U CN 220901478U CN 202322401977 U CN202322401977 U CN 202322401977U CN 220901478 U CN220901478 U CN 220901478U
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- 238000012937 correction Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000013461 design Methods 0.000 description 8
- 210000000078 claw Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a core adjusting device for concentricity correction, which comprises a frame, a first locking and positioning device for fixing an auxiliary frame and a second locking and positioning device which is fixed on the frame and used for fixing a main frame, wherein a guide rail and a driving device for driving the first locking and positioning device to move along the guide rail are fixed on the frame, and the guide rail is concentric with the axes of the first locking and positioning device and the second locking and positioning device. The guide rail is arranged on the frame, the driving device drives the first locking and positioning device to drive the auxiliary frame to move up and down along the guide rail, so that the core adjustment of the auxiliary frames with different heights is realized, and the auxiliary frame is suitable for different models.
Description
Technical Field
The utility model relates to the field of core adjusting devices, in particular to a core adjusting device for concentricity correction.
Background
At present, most compressors adopt a single-support, stator and rotor structure, so that after the compressors are assembled, the concentricity between the rotor and the stator is deviated, and when the compressors rotate, the rotor and the stator can cut a magnetic field unevenly and the dynamic balance of the rotor is not ideal, so that the meaningless self consumption of the compressors is finally embodied.
In view of the above drawbacks, improvements to single support structures have emerged that employ a primary and secondary frame for dual support structures for the rotating shaft. There are two kinds of double support structures, including fixed type and split type. The fixed type can not be adjusted, the precision and the welding precision are guaranteed, and if the concentricity of the two ends of the main machine frame and the auxiliary machine frame can not guarantee the requirement, the compressor is unqualified. The split type is developed on the basis of the fixed type, and mainly solves the problem that concentricity of two ends of a fixed type main machine frame and a fixed type auxiliary machine frame is out of tolerance, and corrects concentricity of the two ends.
However, the existing concentricity adjusting core adjusting device realizes concentricity adjustment by fixing the main frame and the auxiliary frame, but is only suitable for a single series of similar models.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provide a core adjusting device for concentricity correction, which is applicable to multiple series of machine types and has wide application range.
The aim of the utility model is achieved by the following technical scheme:
The utility model provides a core adjusting device for concentricity correction, which comprises a frame, a first locking and positioning device for fixing a secondary frame and a second locking and positioning device which is fixed on the frame and used for fixing a main frame, wherein a guide rail and a driving device for driving the first locking and positioning device to move along the guide rail are fixed on the frame, and the guide rail is concentric with the axes of the first locking and positioning device and the second locking and positioning device.
In one possible design, the first locking positioning device comprises a movable frame, a clamping mechanism for clamping the sub-frame, and a sub-frame positioning structure, which are fixed to the movable frame.
In one possible design, the clamping mechanism is a chuck.
In one possible design, the secondary frame positioning structure includes a second bolt, a third drive for driving the second bolt to move parallel to the guide rail.
In one possible design, the third driving member includes an outer sleeve, a locking rod with one end disposed in the outer sleeve and in threaded connection with the outer sleeve, and a driving structure for driving the outer sleeve to rotate; the other end of the locking rod is provided with a first fixing hole for fixing the second bolt.
In one possible design, the locking lever is provided with a limit structure, the locking lever is sleeved with a spring, and the spring is arranged between the limit structure and the outer sleeve.
In one possible design, the movable frame includes a fixing plate, a sliding groove for fixing the auxiliary frame positioning structure is arranged on the fixing plate, a mounting plate is arranged on the auxiliary frame positioning structure, and a plurality of second fixing holes for fixing the mounting plate are arranged on two sides of the sliding groove.
In one possible design, the mounting plate is provided with a plurality of holes on both sides.
In one possible design, the second locking positioning device comprises a positioning frame and a main frame positioning structure fixed on the positioning frame;
The positioning frame is provided with a positioning plate, and positioning holes are respectively formed in the periphery of the positioning center of the positioning plate;
The main frame positioning structure comprises a first bolt arranged in the positioning hole and a first driving piece used for controlling the state that the first bolt extends out or is completely arranged in the positioning hole.
The utility model has the following advantages:
According to the scheme, the guide rail is arranged on the frame, the driving device drives the first locking and positioning device to drive the auxiliary frame to move up and down along the guide rail, so that the core adjustment of the auxiliary frames with different heights is realized, and the auxiliary frame is suitable for different models.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the structure of the present utility model
FIG. 2 is a bottom view of the first locking and positioning device;
FIG. 3 is view A-A of FIG. 2;
FIG. 4 is a perspective view of the first locking and positioning apparatus;
FIG. 5 is a schematic view of a portion of the first locking and positioning device;
Fig. 6 is a schematic structural view of the second locking and positioning device.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In order to facilitate the realization of multi-machine core adjustment, a core adjustment device for concentricity correction is provided, as shown in fig. 1, and comprises a frame 1, a first locking and positioning device, a second locking and positioning device, a guide rail 2 and a driving device 3; the second locking and positioning device is used for fixing the main frame and is directly fixed on the frame 1; the first locking and positioning device is used for fixing the auxiliary frame. The positioning shaft cores of the second locking and positioning device and the first locking and positioning device are on the same straight line. The guide rail 2 is fixed on the frame 1, and is parallel to the axes of the first locking and positioning device and the second locking and positioning device, namely the positioning shaft core. The driving device 3 is fixed on the frame to drive the first locking and positioning device to move along the guide rail 2.
By adopting the device, the first locking and positioning device can move up and down through the driving device 3 and the guide rail, so that the core adjustment of the auxiliary frames with different heights can be realized, and the device is suitable for different series of machines.
The first locking and positioning device and the second locking and positioning device can adopt the existing structure. In order to further expand the applicable models of the aligning device, the first locking and positioning device and the second locking and positioning device can also adopt the following structures.
As shown in fig. 1 to 5, the first locking and positioning device includes a movable frame 51, a clamping mechanism for clamping the sub-frame, and a sub-frame positioning structure fixed to the movable frame 51.
The clamping mechanism is adopted to clamp the outer circumference of the auxiliary frame, and the auxiliary frame positioning structure is adopted to realize positioning and fixing. Illustratively, as shown in fig. 4 and 5, the clamping mechanism is a chuck 521. The chuck is a mechanical device on a machine tool for clamping a workpiece. The workpiece is clamped and positioned by the radial movement of the movable claws uniformly distributed on the chuck body. The chuck is generally comprised of a chuck body, movable jaws, and jaw drive mechanism portions. The clamping or loosening control of the auxiliary frame is realized by controlling the movable claws of the chuck to gather together or scatter so as to meet the clamping and fixing of the auxiliary frames with different diameters.
As shown in fig. 2-4, the sub-frame positioning structure includes a second bolt, a third drive member for driving the second bolt to move in parallel with the guide rail. The third driving piece drives the second bolt to be fixed in the fixed hole at the top of the auxiliary frame, so that fixed positioning is realized.
In order to avoid damage to the auxiliary frame caused by further downward movement of the bolt after the bolt completely penetrates into the fixing hole at the top of the auxiliary frame, the third driving member comprises an outer sleeve 531, a locking rod 532 with one end arranged in the outer sleeve 531 and in threaded connection with the outer sleeve 531, and a driving structure 533 for driving the outer sleeve 531 to rotate; the other end of the locking lever is provided with a first fixing hole 5321 for fixing the second bolt. The driving structure 533 may be implemented by using an existing rotation driving structure, and a detailed description thereof will not be provided herein. With the above structure, the driving structure 533 drives the outer sleeve 531 to rotate, the outer sleeve 531 and the locking lever 532 remain relatively stationary, and the bolt penetrates into the fixing hole at the top of the sub-frame. After the bolt completely penetrates into the fixing hole at the top of the auxiliary frame, the outer sleeve 531 and the locking rod 532 rotate, the top end of the locking rod 532 penetrates into the outer sleeve 531, and the acting force of the locking rod 532 on the top of the auxiliary frame is reduced.
A limiting structure 5322 is arranged on the locking rod 532, a spring 534 is sleeved outside the locking rod 532, and the spring 534 is arranged between the limiting structure 5322 and the outer sleeve 531. A spring 534 is sleeved outside the locking lever 532, and the spring can buffer during the up-and-down movement of the locking lever 532.
In order to further realize the fixation of multiple models, namely fixation of models suitable for fixing holes at different positions, referring to fig. 5, the movable frame 51 comprises a fixing plate 512, a sliding groove 513 for fixing the auxiliary frame positioning structure is arranged on the fixing plate, the auxiliary frame positioning structure is provided with a mounting plate 6, and two sides of the sliding groove 513 are provided with a plurality of second fixing holes 514 for fixing the mounting plate. The chute adopts a strip chute to be suitable for the adjustment of the fixed position of the auxiliary frame positioning structure. Further, a plurality of holes 61 are provided on both sides of the mounting plate 6.
Referring to fig. 4 and 5, the moving frame 51 includes two fixing plates 512, an upper fixing plate for fixing the sub-frame positioning structure, and a lower fixing plate for fixing the chuck. The chuck is evenly distributed with 3 auxiliary frame positioning structures around.
As shown in fig. 1 and 6, the second locking and positioning device comprises a positioning frame 41 and a main frame positioning structure fixed on the positioning frame 41. The positioning frame 41 has a positioning plate 411, and positioning holes 412 are respectively disposed around the positioning center of the positioning plate 411.
The main frame positioning structure may have the same structure as the sub frame positioning structure, and includes a first bolt 43 disposed in the positioning hole 412 and a first driving member 42 for controlling the first bolt 43 to be extended or to be completely disposed in the positioning hole 412. The first driving member 42 can be implemented by any structure of the third driving member.
For example, 4 positioning holes 412 are respectively formed around the positioning center of the positioning plate 411, and 4 main frame positioning structures are respectively formed to fix the main frame.
With the above structure, the axes of the first locking and positioning device and the second locking and positioning device are the center line of the chuck and the center line of the 4 positioning hole 412.
By adopting the device, the core adjusting process comprises the following steps:
the robot places the compressor in place and the main frame is fixed by the main frame positioning structure.
The driving device 3 drives the first locking and positioning device to descend to a proper position, and the chuck clamps the auxiliary frame; the driving device 3 drives the first locking and positioning device to move downwards continuously, and the second bolt is fixed in a fixing hole at the top of the auxiliary frame; finally, the auxiliary frame is controlled to restore to the original position, and the core adjustment can be realized.
The driving structure is mainly characterized in that the driving structure firstly loosens and then tightens the bolts on the auxiliary rack to realize core adjustment; when the main frame is fixed, the concentricity of the main frame and the auxiliary frame is adjusted by utilizing the rigidity and concentricity precision of the device in the process of loosening bolts on the auxiliary frame to tightening bolts.
The device is adopted, the upper and lower positions of the first locking and positioning device are adjusted through the adjustment of the position of the auxiliary frame positioning structure, the clamping of the auxiliary frame is realized through the chuck, and the device can be suitable for core adjustment of different heights and different radial types of machines and is wide in application range.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (9)
1. The utility model provides a core adjusting device for concentricity correction, includes frame (1), is used for fixing the first locking positioner of vice frame and fixes be used for fixing the second locking positioner of main frame on frame (1), its characterized in that: the machine frame (1) is fixedly provided with a guide rail (2) and a driving device (3) for driving the first locking and positioning device to move along the guide rail (2), and the guide rail is concentric with the axes of the first locking and positioning device and the second locking and positioning device.
2. The aligning device for concentricity correction as claimed in claim 1, wherein: the second locking and positioning device comprises a positioning frame (41) and a main frame positioning structure fixed on the positioning frame (41);
The positioning frame (41) is provided with a positioning plate (411), and positioning holes (412) are respectively formed in the periphery of the positioning center of the positioning plate (411);
The main frame positioning structure comprises a first bolt (43) arranged in the positioning hole (412) and a first driving piece (42) used for controlling the state that the first bolt (43) extends out or is completely arranged in the positioning hole (412).
3. The aligning device for concentricity correction as claimed in claim 1, wherein: the first locking and positioning device comprises a movable frame (51), a clamping mechanism for clamping the auxiliary frame and an auxiliary frame positioning structure, wherein the clamping mechanism and the auxiliary frame positioning structure are fixed on the movable frame (51).
4. A core alignment device for concentricity correction as claimed in claim 3, wherein: the clamping mechanism is a chuck (521).
5. A core alignment device for concentricity correction as claimed in claim 3, wherein: the auxiliary frame positioning structure comprises a second bolt and a third driving piece used for driving the second bolt to move along the direction parallel to the guide rail.
6. The aligning device for concentricity correction as claimed in claim 5, wherein: the third driving piece comprises an outer sleeve (531), a locking rod (532) with one end arranged in the outer sleeve (531) and in threaded connection with the outer sleeve (531), and a driving structure (533) for driving the outer sleeve (531) to rotate; the other end of the locking lever is provided with a first fixing hole (5321) for fixing the second bolt.
7. The aligning device for concentricity correction as claimed in claim 6, wherein: be provided with limit structure (5322) on locking lever (532), locking lever (532) overcoat has spring (534), spring (534) are arranged in between limit structure (5322) and outer sleeve (531).
8. A core alignment device for concentricity correction as claimed in claim 3, wherein: the movable frame (51) comprises a fixed plate (512), a sliding groove (513) for fixing the auxiliary frame positioning structure is arranged on the fixed plate, the auxiliary frame positioning structure is provided with a mounting plate (6), and a plurality of second fixing holes (514) for fixing the mounting plate are formed in two sides of the sliding groove (513).
9. The aligning device for concentricity correction as claimed in claim 8, wherein: a plurality of holes (61) are formed in two sides of the mounting plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322401977.1U CN220901478U (en) | 2023-09-05 | 2023-09-05 | Core adjusting device for concentricity correction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322401977.1U CN220901478U (en) | 2023-09-05 | 2023-09-05 | Core adjusting device for concentricity correction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220901478U true CN220901478U (en) | 2024-05-07 |
Family
ID=90911090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322401977.1U Active CN220901478U (en) | 2023-09-05 | 2023-09-05 | Core adjusting device for concentricity correction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220901478U (en) |
-
2023
- 2023-09-05 CN CN202322401977.1U patent/CN220901478U/en active Active
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