CN207857677U - A kind of armature positioning device - Google Patents
A kind of armature positioning device Download PDFInfo
- Publication number
- CN207857677U CN207857677U CN201721785311.9U CN201721785311U CN207857677U CN 207857677 U CN207857677 U CN 207857677U CN 201721785311 U CN201721785311 U CN 201721785311U CN 207857677 U CN207857677 U CN 207857677U
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- Prior art keywords
- positioning
- armature
- plate
- positioning sleeve
- lower template
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Abstract
The utility model discloses a kind of better armature positioning devices of high in machining efficiency and processing effect.Including cope plate disposed in parallel, positioning plate, lower template successively from top to bottom, four guide posts are uniformly arranged between the cope plate, lower template, the guide post lower end is fixed in lower template, the cope plate, positioning plate and guide post clearance fit, four compressed springs are both provided between the positioning plate and cope plate, lower template, and be respectively fitted on corresponding guide post, stationary positioned structure, activity orientation structure have been oppositely arranged on the positioning plate.
Description
Technical field
The utility model is related to technical field of motors, more particularly to a kind of armature positioning device.
Background technology
Existing armature bearing press mounting mainly uses cold pressing mode.The use of process is open manual operations, press fitting
Process is：First bearing is put into press fitting pedestal, then holds armature to be pressed, and make armature shaft aiming axis bearing bore, then lead to
It receives and distributes and pulls the advantages of armature shaft part is slowly pressed into bearing hole, is pressed in this way by forcing press for convenience of, simple, tooling
Input amount is few.But due to being hand-held press fitting, armature shaft cannot keep coaxial with bearing hole always when press fitting, axis and axis when press fitting
Bearing bore tilts, and be easy to cause precision bearing and weighs wounded so that motor operation is unstable, and noise is big.It is high quality requirements are not suitable for
The production of motor, long processing time, efficiency is low, and labor intensity is high, and there are security risks.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of high in machining efficiency and processing effect
Better armature positioning device.
What the purpose of this utility model was realized in：
A kind of armature positioning device, including cope plate disposed in parallel, positioning plate, lower template successively from top to bottom, it is described
Four guide posts are uniformly arranged between cope plate, lower template, the guide post lower end is fixed in lower template, the cope plate, positioning
Plate and guide post clearance fit, are both provided with four compressed springs, and be respectively fitted between the positioning plate and cope plate, lower template
On corresponding guide post, stationary positioned structure, activity orientation structure, the stationary positioned structure have been oppositely arranged on the positioning plate
It is in the positioning sleeve of arc-shaped including cross section, the extrados setting interconnecting piece of the positioning sleeve is bolted company with positioning plate
It connects, the intrados of the positioning sleeve is used for armature radial positioning, and the lower end of the positioning sleeve is equipped with end plate, and the end plate is used for
To armature axially position, the end plate be equipped with for armature end axis by via, the aperture of the via is more than armature end
The diameter of portion's axis, the activity orientation structure includes cylinder, and arc locating piece, the arc are fixed on the piston rod of the cylinder
Locating piece is used to be matched for clamping tightly armature with positioning sleeve.
Preferably, the notch for being put into armature, bearing is provided on the positioning plate.
Preferably, the upper surface of the cope plate is fixed for bearing the seaming chuck of press pressure, under the cope plate
End face is fixed for the push-down head of piezoelectricity pivot.
Preferably, the intrados of the positioning sleeve, arc locating piece is equipped with rubber layer.
Preferably, the central angle of the positioning sleeve, end plate is more than 180 degree.
By adopting the above-described technical solution, the utility model has the advantages that：
1. with armature, bearing positioning device, it is ensured that armature, coaxial bearing, prevent scratch workpiece, assembly effect compared with
It is good；
2. after the completion of press fitting, armature, bearing are raised under the action of the spring, are all very beneficial for before assembly, after assembly
Workpiece is picked and placeed, labor intensity is reduced.
3. variously-shaped workpiece can be assembled.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic top plan view of positioning plate in Fig. 1；
Fig. 3 is the structural schematic diagram of bearing positioning device.
Reference numeral
In attached drawing, 1 is cope plate, and 2 be positioning plate, and 3 be lower template, and 4 be guide post, and 5 be compressed spring, and 6 be positioning sleeve, 7
It is end plate for interconnecting piece, 8,9 be via, and 10 be cylinder, and 11 be the notch for being put into armature, bearing, and 12 be seaming chuck, and 13 are
Push-down head, 14 be bottom plate, and 15 be positioning groove body, and 16 be top plate, and 17 be slide protrusion, and 18 be bar-shaped trough, and 19 be return spring, 20
It is armature for bearing, 21,22 be arc locating piece.
Specific implementation mode
It is a kind of armature positioning device referring to Fig. 1-Fig. 2.Including cope plate disposed in parallel, positioning successively from top to bottom
Plate, lower template are uniformly arranged four guide posts between the cope plate, lower template, the guide post lower end is fixed in lower template, institute
Cope plate, positioning plate and guide post clearance fit are stated, four compression bullets are both provided between the positioning plate and cope plate, lower template
Spring, and be respectively fitted on corresponding guide post, stationary positioned structure, activity orientation structure, institute have been oppositely arranged on the positioning plate
It includes the positioning sleeve that cross section is in arc-shaped, the extrados setting interconnecting piece and positioning plate of the positioning sleeve to state stationary positioned structure
It is bolted to connection, the intrados of the positioning sleeve is used for armature radial positioning, and the lower end of the positioning sleeve is equipped with end
Plate, the end plate are used for armature axially position, the end plate be equipped with for armature end axis by via, the via
Aperture be more than armature ends axis diameter, the positioning sleeve, end plate central angle be more than 180 degree, the activity orientation structure packet
Cylinder is included, arc locating piece is fixed on the piston rod of the cylinder, the arc locating piece is used to be matched for clamping tightly electricity with positioning sleeve
Pivot, the positioning sleeve, arc locating piece intrados be equipped with rubber layer, be provided with for being put into armature, bearing on the positioning plate
Notch.
Referring to Fig. 3, when being pressed armature and bearing, the lower template is equipped with bearing positioning device, described in the present embodiment
The positioning groove body that bearing positioning device includes bottom plate, is fixed on bottom plate, the bottom plate are fixedly connected by bolt with lower template,
Be equipped with top plate in the middle part of the inner cavity of the positioning groove body, the inner wall clearance fit of the top plate and positioning groove body, the top plate it is outer
Edge is uniformly provided at least two slide protrusions, and the slide protrusion clearance fit is in the bar-shaped trough erected in the cavity wall of positioning groove body
It is interior, so that top plate is slided up and down, the space below top plate is spring cavity, and return spring is equipped in the spring cavity, described
The upper end of return spring and top plate contact, the space above top plate are bearing accommodating chamber.
The course of work：
The utility model is prevented on press bed, bearing is passed through into the notch for being put into armature, bearing first
It is put into the bearing accommodating chamber of bearing positioning device, armature is put into positioning sleeve by the notch for being put into armature, bearing
It is interior, pass through end plate axially position；Cylinder operation, pushes arc locating piece to clamp armature, and clamping force should not be too large, prevent from injuring electricity
Pivot；Compressor operation transmits pressure to armature by seaming chuck, push-down head, armature lower end axis is pressed into bearing；Press returns
Position, armature, bearing after assembly compressed spring, return spring active force under be raised；From for being put into armature, bearing
Notch takes out the workpiece after assembly.
Finally illustrate, preferred embodiment above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, to the greatest extent
Pipe has been described in detail the utility model by above preferred embodiment, but those skilled in the art should manage
Solution, can in the form and details make it various changes, without departing from the utility model claims book institute
The range of restriction.
Claims (5)
1. a kind of armature positioning device, which is characterized in that including from top to bottom successively cope plate disposed in parallel, positioning plate, under
Template is uniformly arranged four guide posts between the cope plate, lower template, the guide post lower end is fixed in lower template, it is described on
Template, positioning plate and guide post clearance fit are both provided with four compressed springs between the positioning plate and cope plate, lower template,
And be respectively fitted on corresponding guide post, stationary positioned structure, activity orientation structure have been oppositely arranged on the positioning plate, it is described solid
It includes the positioning sleeve that cross section is in arc-shaped to determine location structure, and the extrados setting interconnecting piece of the positioning sleeve passes through with positioning plate
Bolt is fixedly connected, and the intrados of the positioning sleeve is used for armature radial positioning, and the lower end of the positioning sleeve is equipped with end plate, institute
End plate is stated for armature axially position, the end plate be equipped with for armature end axis by via, the aperture of the via
More than the diameter of armature ends axis, the activity orientation structure includes cylinder, and arc positioning is fixed on the piston rod of the cylinder
Part, the arc locating piece are used to be matched for clamping tightly armature with positioning sleeve.
2. a kind of armature positioning device according to claim 1, which is characterized in that be provided on the positioning plate for being put into
The notch of armature, bearing.
3. a kind of armature positioning device according to claim 1, which is characterized in that the upper surface of the cope plate, which is fixed, to be used
In the seaming chuck for bearing press pressure, the lower face of the cope plate is fixed for the push-down head of piezoelectricity pivot.
4. a kind of armature positioning device according to claim 1, which is characterized in that the positioning sleeve, arc locating piece
Intrados is equipped with rubber layer.
5. a kind of armature positioning device according to claim 1, which is characterized in that the positioning sleeve, end plate central angle
More than 180 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721785311.9U CN207857677U (en) | 2017-12-18 | 2017-12-18 | A kind of armature positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721785311.9U CN207857677U (en) | 2017-12-18 | 2017-12-18 | A kind of armature positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207857677U true CN207857677U (en) | 2018-09-14 |
Family
ID=63465469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721785311.9U Active CN207857677U (en) | 2017-12-18 | 2017-12-18 | A kind of armature positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207857677U (en) |
-
2017
- 2017-12-18 CN CN201721785311.9U patent/CN207857677U/en active Active
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| GR01 | Patent grant |