CN208445443U - A kind of rotor shaft-inlet tooling - Google Patents
A kind of rotor shaft-inlet tooling Download PDFInfo
- Publication number
- CN208445443U CN208445443U CN201821298808.2U CN201821298808U CN208445443U CN 208445443 U CN208445443 U CN 208445443U CN 201821298808 U CN201821298808 U CN 201821298808U CN 208445443 U CN208445443 U CN 208445443U
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- CN
- China
- Prior art keywords
- shaft
- rotor
- fan annular
- hole
- guiding piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of rotor shaft-inlet toolings, including rotor, shaft, bottom plate, top plate and guiding piece, center is equipped with cushion block on bottom plate, rotor is placed on cushion block, bottom plate both ends are equipped with support column, upper end of support column is equipped with top plate, center is equipped with the arcuate apertures through top plate on top plate, guiding piece section is arch, arcuate apertures and guiding piece are arranged concentrically, the bottom of rotor is equipped with fan annular gasket, location hole there are two being set on fan annular gasket, cushion block is equipped with fan annular matching piece, fan annular matching piece and fan annular gasket form a concentric loop, fan annular matching on piece is set there are two positioning column, two positioning columns respectively with a location hole clearance fit, rotor center is equipped with the shaft hole through rotor, arranged concentric above and below rotor and shaft hole.The utility model can guarantee shaft and rotor be it is concentric, do not change the concentricity and verticality of rotor itself when shaft is vertically pressed into rotor.
Description
Technical field
The utility model belongs to electric scroll formula compressor field of tooling equipment, enters axis more particularly, to a kind of rotor
Tooling.
Background technique
During rotor production, processing, it is one of essential assembly process that shaft is packed into rotor,
In shaft and rotor assembling process, rotor is placed on gasket mostly, is then directly turned shaft indentation using press machine
It in the centre bore of son, is interference fitted, therefore the assembly precision of shaft and rotor is required very high with rotor after shaft indentation.
In the prior art since shaft is stressed directly, and lack some matching relationships, is easy the press fitting side so that shaft
To there is pressure partially, the concentricity and verticality between rotor and shaft may be changed, influence the life of electric scroll formula compressor
Yield and quality.
Summary of the invention
According to the above-mentioned deficiencies of the prior art, the purpose of this utility model is to propose a kind of rotor shaft-inlet tooling, with
Solve the problems, such as that it is inclined to be easy pressure for shaft when shaft is assembled with rotor.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows: a kind of rotor shaft-inlet tooling,
Including rotor, shaft, bottom plate, top plate and guiding piece, center is fixedly installed cushion block on the bottom plate, puts on cushion block
It is equipped with rotor, support column is equipped on bottom plate both ends, upper end of support column is equipped with top plate, and support column is solid by bolt and top plate
Fixed to connect, center position is equipped with the arcuate apertures through top plate on top plate, and the section of guiding piece is arch, arcuate apertures and guiding piece
It is arranged concentrically, guiding piece includes path section and major diameter section, and the major diameter section of guiding piece is in the top of path section, the path of guiding piece
Section is boot segment, and the major diameter section of guiding piece is cooperation section, and boot segment and cooperation section are arranged concentrically up and down, boot segment and arcuate apertures it
Between clearance fit, the bottom end of boot segment is equipped with stepped hole, and the bottom of clearance fit between stepped hole and shaft, rotor is equipped with
Annular gasket is fanned, fans and is symmetrical arranged on annular gasket there are two location hole, cushion block is equipped with fan annular matching piece, fans annular matching
The position of piece and size match with fan annular gasket, fan annular matching piece and fan annular gasket forms a concentric loop, fan
Annular matching on piece is symmetrical arranged there are two positioning column, and the position and size of positioning column and location hole match, positioning column difference
With location hole clearance fit, rotor center position is equipped with the shaft hole through rotor, rotor and shaft hole
Upper and lower arranged concentric.
Further, the diameter of the cooperation section is greater than the internal diameter of arcuate apertures.
Further, the bottom of the boot segment is additionally provided with shaft location hole, and shaft location hole is through stepped hole to guidance
The inside of section, shaft upper end are equipped with shaft positioning column, shaft positioning column and shaft location hole clearance fit.
Further, the cushion block is equipped with cushion block hole, clearance fit between cushion block hole and shaft.
Further, the central angle angle of the fan annular gasket fans the central angle angle of annular matching piece less than 180 °
Greater than 180 °, the central angle angle for fanning annular gasket is equal to 360 ° plus the central angle angle of fan annular matching piece.
Further, it hangs down mutually between the line between the center of circle of described two location holes and the center line for fanning annular gasket
Directly, center line of the line between the center of circle of two positioning columns perpendicular to fan annular matching piece.
The utility model beneficial effect is: guiding piece and arcuate apertures use bow-shaped structural, when can guarantee press fitting guiding piece and
It will not be circumferentially rotated between arcuate apertures, improve positioning accuracy；It is positioned between guiding piece and shaft by stepped hole and shaft
The dual cooperation in hole guarantees to circumferentially rotate between the two when guiding piece press fitting shaft；Fan annular matching piece and fan ring
Shape gasket matching, positioning column and positioning hole matching so that rotor press fitting when will not be subjected to displacement, prevent rotor with
It is circumferentially rotated between shaft, the utility model can guarantee that shaft and rotor are concentric when press fitting, and shaft is vertically pressed into
In rotor, guarantee the concentricity and verticality that do not change rotor itself in press fitting to the maximum extent.
Detailed description of the invention
Content expressed by this specification attached drawing and the label in figure are briefly described below:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the explosive view of the utility model；
Fig. 3 is the schematic cross-sectional view of the utility model；
Fig. 4 is the enlarged structure schematic diagram of A in Fig. 2.
Wherein, 1, rotor, 2, shaft, 3, bottom plate, 4, support column, 5, top plate, 6, cushion block, 7, guiding piece, 101, fan
Annular gasket, 102, location hole, 103, shaft hole, 201, shaft positioning column, 501, arcuate apertures, 601, fan annular matching piece,
602, positioning column, 603, cushion block hole, 701, boot segment, 702, cooperation section, 703, stepped hole, 704, shaft location hole.
Specific embodiment
Below against attached drawing, by the description of the embodiment, specific embodiment of the present utility model is for example related each
The shape of component, construction, the mutual alignment between each section and connection relationship, the effect of each section and working principle, manufacture work
Skill and operate with method etc., are described in further detail, to help invention of the those skilled in the art to the utility model
Design, technical solution have more complete, accurate and deep understanding.
As shown in Figs 1-4, a kind of rotor shaft-inlet tooling, including rotor 1, shaft 2, bottom plate 3, top plate 5 and draw
Guiding element 7, center is fixedly installed cushion block 6 on bottom plate 3, rotor 1 is placed on cushion block 6, bottom plate is equipped on 3 both ends
Support column 4,4 upper end of support column are equipped with top plate 5, and support column 4 is fixedly connected by bolt with top plate 5, center position on top plate 5
Equipped with the arcuate apertures 501 for running through top plate 5, the section of guiding piece 7 is arch, and arcuate apertures 501 and guiding piece 7 are arranged concentrically, arch
Hole 501 and section are that bowed guiding piece 7 more can guarantee the precision positioned between guiding piece 7 and arcuate apertures 501, prevent guiding piece
It is circumferentially rotated when 7 insertion arcuate apertures 501, guiding piece 7 includes path section and major diameter section, and the major diameter section of guiding piece 7 is in
The top of path section, the path section of guiding piece 7 are boot segment 701, and the major diameter section of guiding piece 7 is cooperation section 702, boot segment 701
It is arranged concentrically with about 702 section of cooperation, boot segment 701 and 501 clearance fit of arcuate apertures are so that boot segment 701 can be in arcuate apertures
Sliding in 501, improves the cooperation precision of boot segment 701 and arcuate apertures 501, and the diameter of cooperation section 702 is greater than the interior of arcuate apertures 501
For diameter to guarantee that guiding piece 7 will not be fallen down out of arcuate apertures 501, the bottom end of boot segment 701 is equipped with the stepped hole for accommodating shaft 2
703, clearance fit between stepped hole 703 and shaft 2, the bottom of rotor 1 is equipped with fan annular gasket 101, fans annular gasket
The two sides of 101 center line are respectively equipped with a location hole 102, center line of two location holes 102 about fan annular gasket 101
It is symmetrical arranged, cushion block 6 fans the annular path for matching piece 601 and fan the small of annular gasket 101 equipped with annular matching piece 601 is fanned
Diameter size is identical, and the major diameter for fanning annular matching piece 601 is identical with the fan size of major diameter of annular gasket 101, fans annular matching piece
601 form a concentric loop with annular gasket 101 is fanned, and the center line two sides that fan annular matches piece 601 are respectively equipped with one and determine
Position column 602, respectively with 102 clearance fit of location hole, 1 center position of rotor is equipped with to be run through two positioning columns 602
The shaft hole 103 of rotor 1, rotor 1 and about 103 arranged concentric of shaft hole.
To ensure the positioning accuracy between shaft 2 and the shaft hole 103 of rotor 1, shaft 2 is enable accurately to be inserted into electricity
In the shaft hole 103 of machine rotor 1, and position does not occur between the outer circumference surface of 2 upper end of shaft and the inner peripheral surface of shaft hole 103
It moves, the bottom of boot segment 701 is additionally provided with shaft location hole 704, and shaft location hole 704 is through stepped hole 703 to boot segment 701
Inside, 2 upper end of shaft are equipped with shaft positioning column 201, shaft positioning column 201 and 704 clearance fit of shaft location hole, shaft positioning
The depth in hole 704 is the length of shaft positioning column 201, and the setting of shaft positioning column 201 and shaft location hole 704 is so that shaft 2
It can not be rotated in 703 inner circumferential of stepped hole, improve positioning accuracy.
Because after shaft 2 is in the shaft hole 103 for being inserted into rotor 1, needing to stretch out the shaft hole of rotor 1
103 certain length are used for the installation of rotor 1, and therefore, cushion block 6 is equipped with the cushion block hole 603 for accommodating shaft 2, pad
The diameter in block hole 603 is greater than the diameter of shaft 2, prevents from being in contact between shaft 2 and cushion block 6.
The central angle angle of annular gasket 101 is fanned less than 180 °, the central angle angle for fanning annular matching piece 601 is greater than
180 °, the central angle angle of fan annular gasket 101 is equal to 360 ° plus the central angle angle of fan annular matching piece 601.
It is orthogonal between line between the center of circle of two location holes 102 and the center line of fan annular gasket 101, two
Line between the center of circle of positioning column 602 matches the center line of piece 601 perpendicular to fan annular.
The rotor of the utility model and the assembly method of shaft are as follows:, will be electric during carrying out the press fitting of shaft 2
Machine rotor 1, which is placed on cushion block 6, paves rotor 1, and makes rotor 1 solid by positioning column 602 and location hole 102
It is fixed live, will not be subjected to displacement, guiding piece 7 is placed in arcuate apertures 501 easily then, and drawing 2 upper end of shaft and top
The positioning assembly of guiding element 7,2 lower end of shaft are placed on the upper end of rotor 1, make the stepped hole 703 and rotor 1 of guiding piece 7
Shaft hole 103 it is corresponding, push guiding piece 7 push, complete shaft 2 and rotor 1 assembly.
The utility model is exemplarily described above in conjunction with attached drawing, it is clear that the utility model specific implementation not by
The limitation of aforesaid way, as long as the various unsubstantialities carried out using the method concept and technical solution of the utility model change
Into, or it is not improved the conception and technical scheme of the utility model are directly applied into other occasions, in the utility model
Protection scope within.The protection scope of the utility model should be determined by the scope of protection defined in the claims.
Claims (6)
1. a kind of rotor shaft-inlet tooling, it is characterised in that: including rotor (1), shaft (2), bottom plate (3), top plate (5)
With guiding piece (7), center is fixedly installed cushion block (6) on the bottom plate (3), and cushion block is placed with rotor on (6)
(1), be equipped with support column (4) on bottom plate (3) both ends, support column (4) upper end be equipped with top plate (5), support column (4) by bolt with
Top plate (5) is fixedly connected, and center position is equipped with the arcuate apertures (501) through top plate (5) on top plate (5), and guiding piece (7) is cut
Face is arch, and arcuate apertures (501) and guiding piece (7) are arranged concentrically, and guiding piece (7) includes path section and major diameter section, guiding piece (7)
Major diameter section be in the top of path section, the path section of guiding piece (7) is boot segment (701), the major diameter section of guiding piece (7) be with
Close section (702), boot segment (701) and cooperation section (702) above and below be arranged concentrically, between boot segment (701) and arcuate apertures (501) between
The bottom end of gap cooperation, boot segment (701) is equipped with stepped hole (703), clearance fit between stepped hole (703) and shaft (2), motor
The bottom of rotor (1) is equipped with fan annular gasket (101), is symmetrical arranged on fan annular gasket (101) there are two location hole (102),
Cushion block (6) is equipped with fan annular matching piece (601), the position of fan annular matching piece (601) and size and fan annular gasket (101)
Match, fans and be symmetrically arranged with two positioning columns (602) in annular matching piece (601), positioning column (602) and location hole (102)
Position and size match, clearance fit between positioning column (602) and location hole (102), and rotor (1) center position is set
There is a shaft hole (103) through rotor (1), rotor (1) and shaft hole (103) arranged concentric up and down.
2. a kind of rotor shaft-inlet tooling according to claim 1, it is characterised in that: described to cooperate the straight of section (702)
Diameter is greater than the internal diameter of arcuate apertures (501).
3. a kind of rotor shaft-inlet tooling according to claim 1, it is characterised in that: the bottom of the boot segment (701)
Portion is additionally provided with shaft location hole (704), and shaft location hole (704) runs through the inside of stepped hole (703) to boot segment (701), is turned
Axis (2) upper end is equipped with shaft positioning column (201), shaft positioning column (201) and shaft location hole (704) clearance fit.
4. a kind of rotor shaft-inlet tooling according to claim 1, it is characterised in that: the cushion block (6) is equipped with pad
Block hole (603), clearance fit between cushion block hole (603) and shaft (2).
5. a kind of rotor shaft-inlet tooling according to claim 1, it is characterised in that: the fan annular gasket (101)
Central angle angle less than 180 °, the central angle angle for fanning annular matching piece (601) is greater than 180 °, fan annular gasket (101)
Central angle angle is equal to 360 ° plus the central angle angle of fan annular matching piece (601).
6. a kind of rotor shaft-inlet tooling according to claim 1, it is characterised in that: two location holes (102)
The center of circle between line and fan annular gasket (101) center line between it is orthogonal, the centers of circle of two positioning columns (602) it
Between line perpendicular to fan annular matching piece (601) center line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821298808.2U CN208445443U (en) | 2018-08-13 | 2018-08-13 | A kind of rotor shaft-inlet tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821298808.2U CN208445443U (en) | 2018-08-13 | 2018-08-13 | A kind of rotor shaft-inlet tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208445443U true CN208445443U (en) | 2019-01-29 |
Family
ID=65086567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821298808.2U Expired - Fee Related CN208445443U (en) | 2018-08-13 | 2018-08-13 | A kind of rotor shaft-inlet tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208445443U (en) |
-
2018
- 2018-08-13 CN CN201821298808.2U patent/CN208445443U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190129 Termination date: 20190813 |