CN213034133U - Motor stator excircle positioning fixture - Google Patents
Motor stator excircle positioning fixture Download PDFInfo
- Publication number
- CN213034133U CN213034133U CN202022161834.4U CN202022161834U CN213034133U CN 213034133 U CN213034133 U CN 213034133U CN 202022161834 U CN202022161834 U CN 202022161834U CN 213034133 U CN213034133 U CN 213034133U
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- shaft section
- motor stator
- circular shaft
- piece
- circular
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- 238000003825 pressing Methods 0.000 claims abstract description 26
- 238000003754 machining Methods 0.000 description 16
- 238000000034 method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The utility model discloses a motor stator excircle positioning fixture, include: the base is connected with a workbench on the processing equipment; the at least three positioning pieces are connected to the base at intervals and used for stacking the motor stator pieces; the positioning piece comprises: the supporting column is connected to the base, is of a stepped structure in appearance, is provided with at least three lugs in the middle, and is used for stacking a plurality of motor stator pieces in sequence and clamping the lugs with the through grooves in the motor stator pieces; the pressing piece is sleeved on the supporting column and used for pressing the motor stator piece; the locking nut is in threaded connection with the support column, locks the pressing piece and compresses the motor stator piece; therefore, the technical problem that clamping is inconvenient when the outer circle of the motor stator piece is machined is solved.
Description
Technical Field
The utility model relates to the technical field of motors, specific motor stator excircle positioning fixture that says so.
Background
The motor is commonly called as a motor and is an electromagnetic device for realizing electric energy conversion or transmission according to the law of electromagnetic induction; motors are used in various fields as driving devices; wherein, motor stator is an important part on the motor, is riveted by a plurality of motor stator pieces and forms, for example chinese patent application number is 201410044469.5, the subject name is the prior art of washing machine motor stator piece, and its structure can improve the efficiency of motor, but its structure is more complicated, and after stamping forming, need carry out secondary operation to the excircle of motor stator piece usually, guarantees the precision, is favorable to the assembly, because the thickness of single motor stator piece only is 0.5mm, leads to the clamping very inconvenient.
SUMMERY OF THE UTILITY MODEL
For solving not enough among the prior art, the utility model provides a motor stator excircle positioning fixture to solve among the correlation technique to the excircle of motor stator piece add man-hour, the very inconvenient technical problem of clamping.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme: the utility model provides a motor stator excircle positioning fixture, includes: the base is connected with a workbench on the processing equipment; the at least three positioning pieces are connected to the base at intervals and used for stacking the motor stator pieces;
the positioning member includes: the supporting column is connected to the base, is of a stepped structure in appearance, is provided with at least three lugs in the middle, and is used for stacking a plurality of motor stator pieces in sequence and clamping the lugs with the through grooves in the motor stator pieces;
the pressing piece is sleeved on the supporting column and used for pressing the motor stator piece;
and the locking nut is in threaded connection with the supporting column, locks the pressing piece and compresses the motor stator piece.
Further: the shape of the base is circular.
Further: the support column includes: the first circular shaft section is used for being connected with the base and is arranged at intervals with the motor stator piece;
the second circular shaft section is connected with the first circular shaft section, the outer diameter of the second circular shaft section is smaller than that of the first circular shaft section, and the outer edge of the motor stator piece protrudes out of the second circular shaft section;
the third circular shaft section is connected with the second circular shaft section, the side wall of the third circular shaft section is provided with the lug, the height dimension of the lug is smaller than that of the third circular shaft section, and the outer diameter dimension of the third circular shaft section is smaller than that of the second circular shaft section;
the external thread shaft section is connected with the third circular shaft section and used for being connected with the locking nut, and the external diameter size of the external thread shaft section is smaller than that of the third circular shaft section;
the central lines of the first circular shaft section, the second circular shaft section, the third circular shaft section and the external thread shaft section are on the same straight line.
Further: the pressing member includes: the circular annular plate is sleeved on the external thread shaft section; and the three arc-shaped plates are connected to the circular annular plate and used for pressing the motor stator piece.
Contrast correlation technique, the beneficial effects of the utility model reside in that: a motor stator excircle positioning fixture is provided with a base which is used for being connected with a workbench on machining equipment, and is convenient to position; the positioning piece is connected to the base through the supporting columns, the motor stator pieces are sequentially stacked on the supporting columns, the through grooves in the motor stator pieces are clamped with the protruding blocks, the motor stator pieces are limited and are pressed tightly through the pressing pieces and the locking nuts, the motor stator pieces cannot rotate during machining, machining precision is guaranteed, clamping is relatively convenient, a plurality of motor stator pieces can be machined simultaneously, and machining efficiency is relatively high; therefore, the technical problem that clamping is inconvenient when the outer circle of the motor stator piece is machined is solved, the technical effect that clamping is convenient relatively is achieved, and the clamp is practical.
Drawings
FIG. 1 is a schematic view of a three-dimensional final assembly structure;
FIG. 2 is an exploded view of the positioning member and stator pieces of the motor;
FIG. 3 is a schematic three-dimensional structure of a support column;
FIG. 4 is a schematic three-dimensional structure of a compression element;
the reference numbers shown in the figures: 10. the motor stator comprises a base, 20 positioning pieces, 21 supporting columns, 211 first circular shaft sections, 212 second circular shaft sections, 213 third circular shaft sections, 214 external thread shaft sections, 215 lugs, 22 pressing pieces, 221 circular ring plates, 222 arc plates, 23 locking nuts and 100 motor stator pieces.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, not all of the embodiments;
a motor stator excircle positioning clamp solves the technical problem that clamping is inconvenient when an excircle of a motor stator sheet is machined in the related technology; the clamp can be manufactured and used, and the positive effect of relatively convenient clamping is achieved; the general idea is as follows:
one embodiment is as follows:
see fig. 1, 2; the utility model provides a motor stator excircle positioning fixture, includes: a base 10 connected with a workbench on the processing equipment; at least three positioning pieces 20 connected to the base 10 at intervals for stacking the motor stator pieces 100;
the positioning member 20 includes: the supporting column 21 is connected to the base 10, the shape of the supporting column is a stepped structure, three convex blocks 215 are arranged in the middle of the supporting column 21, the supporting column 21 is used for stacking a plurality of motor stator pieces 100 in sequence, and the convex blocks 215 are clamped with the through grooves on the motor stator pieces 100;
a pressing member 22, fitted over the supporting column 21, for pressing the motor stator piece 100;
the locking nut 23 is in threaded connection with the supporting column 21, locks the pressing piece 22 and compresses the motor stator piece 100;
particularly, when the device is implemented, the base 10 is arranged and used for being connected with a workbench on processing equipment, so that the positioning is convenient; the positioning piece 20 is connected to the base 10, the positioning piece 20 is connected to the base 10 through the supporting column 21, the motor stator pieces 100 are sequentially stacked on the supporting column 21, the through grooves in the motor stator pieces 100 are clamped with the protruding blocks 215, the motor stator pieces 100 are limited, and then the pressing piece 22 and the locking nut 23 are used for pressing the motor stator pieces, so that the motor stator pieces 100 cannot rotate during machining, machining precision is guaranteed, clamping is relatively convenient, a plurality of motor stator pieces 100 can be machined at the same time, and machining efficiency is relatively high;
in another embodiment:
see FIG. 1; during implementation, the base 10 is circular in shape and is machined by a circular plate, the regular shape is convenient for machining and manufacturing, the fitting precision of the base and a workbench on numerical control machining equipment is good, and then the base is pressed on the workbench through a pressing plate to form a reference surface, so that the arrangement of the positioning pieces 20 is facilitated;
in another embodiment:
see fig. 1, 2, 3, 4; in practice, the support column 21 comprises: a first circular shaft section 211, for connecting with the base 10, and spaced from the motor stator piece 100; a second circular shaft section 212 connected to the first circular shaft section 211, wherein the outer diameter of the second circular shaft section 212 is smaller than the outer diameter of the first circular shaft section 211, and the outer edge of the motor stator piece 100 protrudes outside the second circular shaft section 212; a third circular shaft section 213 connected to the second circular shaft section 212 and having a sidewall with the protrusion 215, wherein the height of the protrusion 215 is smaller than the height of the third circular shaft section 213, and the outer diameter of the third circular shaft section 213 is smaller than the outer diameter of the second circular shaft section 212; and an externally threaded shaft section 214 connected to the third circular shaft section 213 for connection to the lock nut 23, and the externally threaded shaft section 214 has an outer diameter smaller than that of the third circular shaft section 213; the center lines of the first circular shaft section 211, the second circular shaft section 212, the third circular shaft section 213 and the external thread shaft section 214 are on the same straight line;
the support column 21 is formed by forging a blank and machining, the third circular shaft section 213 and the bump 215 are matched with the shape of the inner hole of the motor stator piece 100 and are in clearance fit according to normal tolerance, so that the motor stator pieces 100 can be sequentially stacked at the third circular shaft section 213 and the bump 215;
the first circular shaft section 211 and the base 10 are positioned through at least two pin shafts and then connected through at least three outer hexagonal bolt pieces, so that the positioning precision is high, and the installation and the disassembly are convenient;
the first circular shaft section 211 and the motor stator piece 100 are arranged at intervals, the outer diameter of the second circular shaft section 212 is smaller than that of the first circular shaft section 211, the outer edge of the motor stator piece 100 protrudes out of the second circular shaft section 212, and during machining, a machining tool does not collide with the first circular shaft section 211 or the second circular shaft section 212, so that the outer edge of the motor stator piece 100 can be machined smoothly;
the pressing member 22 includes: a circular ring-shaped plate 221 sleeved on the external thread shaft section 214; three arc plates 222 connected to the circular ring plate 221 for pressing the motor stator piece 100; the circular annular plate 221 and the arc-shaped plate 222 are integrally formed by plates, the arc-shaped plate 222 is used for pressing the motor stator piece 100, the contact area of the arc-shaped plate 222 and the motor stator piece 100 is large, the motor stator piece 100 cannot be pressed, the lug 215 can be avoided, and the lug 215 cannot be collided;
the locking nut 23 is at least one outer hexagon nut, so that the installation and the disassembly are convenient;
the number of the positioning pieces 20 is generally three, the positioning pieces are arranged at intervals, fifty motor stator pieces 100 can be installed on each positioning piece 20, one-time assembly is carried out, 150 motor stator pieces 100 are formed, and the machining efficiency is relatively high;
in order to prevent the motor stator piece 100 from directly rubbing against the second circular shaft section 212 or the arc-shaped plate 222, copper sheets are padded at the contact position to prevent the motor stator piece 100 from being damaged;
in another embodiment:
see fig. 1, 2; during implementation, the motor stator piece 100 is a common structure in the prior art, which is not the invention point of the present invention, and is only for better describing the present invention, so as to facilitate understanding of the technical solution of the present invention, such as the prior art described in the background art, or the chinese patent application No. 201320747754.4, the subject of the patent is the prior art of the motor stator piece, the motor stator piece 100 is matched with the shapes of the third circular shaft section 213 and the bump 215, and is sleeved on the supporting column 21, after being positioned, the outer edge is processed, the operation is more convenient, and the processing precision is higher;
the working principle is as follows: when in implementation, the base 10 is arranged and is used for being connected with a workbench on processing equipment, so that the positioning is more convenient; the positioning piece 20 is connected to the base 10, the positioning piece 20 is connected to the base 10 through the supporting column 21, the motor stator pieces 100 are sequentially stacked on the supporting column 21, the through grooves in the motor stator pieces 100 are clamped with the protruding blocks 215, the motor stator pieces 100 are limited, and then the pressing piece 22 and the locking nut 23 are used for pressing the motor stator pieces, so that the motor stator pieces 100 cannot rotate during machining, machining precision is guaranteed, clamping is relatively convenient, a plurality of motor stator pieces 100 can be machined at the same time, and machining efficiency is relatively high;
in the description, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on the positional relationships illustrated in the drawings, and are only for convenience of description or simplicity of description, but do not indicate specific orientations that are necessary; the operation process described in the embodiment is not an absolute use step, and corresponding adjustment can be made during actual use;
unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art; the use of "first," "second," and the like in the description and in the claims does not denote any order, quantity, or importance, but rather the terms "a" and "an" and the like are used to distinguish one element from another, and likewise, are not intended to denote an absolute limitation of quantity, but rather denote the presence of at least one, as may be determined by the context of the embodiment;
the above description is only for the preferred embodiment, but the scope of protection is not limited thereto, and any person skilled in the art should be covered by the protection scope, which is equivalent to or changed from the technical solution and the utility model concept disclosed in the present disclosure.
Claims (4)
1. The utility model provides a motor stator excircle positioning fixture which characterized in that includes: a base (10) connected with a workbench on the processing equipment; the at least three positioning pieces (20) are connected to the base (10) at intervals and used for stacking the motor stator pieces (100);
the positioning member (20) comprises: the supporting column (21) is connected to the base (10), the appearance of the supporting column is of a stepped structure, at least three convex blocks (215) are arranged in the middle of the supporting column (21), the supporting column (21) is used for stacking a plurality of motor stator pieces (100) in sequence, and the convex blocks (215) are clamped with through grooves in the motor stator pieces (100);
a pressing piece (22) sleeved on the supporting column (21) and used for pressing the motor stator piece (100);
and a locking nut (23) which is in threaded connection with the supporting column (21) and locks the pressing piece (22) to press the motor stator piece (100).
2. The outer circle positioning clamp of the motor stator according to claim 1, characterized in that: the base (10) is circular in shape.
3. The outer circle positioning clamp of the motor stator according to claim 1, characterized in that: the support column (21) includes: the first circular shaft section (211) is connected with the base (10) and is arranged at intervals with the motor stator piece (100);
a second circular shaft section (212) connected with the first circular shaft section (211), wherein the outer diameter of the second circular shaft section (212) is smaller than that of the first circular shaft section (211), and the outer edge of the motor stator sheet (100) protrudes out of the second circular shaft section (212);
a third circular shaft section (213) connected with the second circular shaft section (212) and having the protrusion (215) on the side wall, wherein the height dimension of the protrusion (215) is smaller than the height dimension of the third circular shaft section (213), and the outer diameter dimension of the third circular shaft section (213) is smaller than the outer diameter dimension of the second circular shaft section (212);
and an externally threaded shaft section (214) connected to the third shaft section (213) for connection to the lock nut (23), and the externally threaded shaft section (214) has an outer diameter dimension smaller than that of the third shaft section (213);
the center lines of the first circular shaft section (211), the second circular shaft section (212), the third circular shaft section (213) and the external thread shaft section (214) are on the same straight line.
4. The outer circle positioning clamp of the motor stator according to claim 3, characterized in that: the pressing member (22) includes: a circular ring-shaped plate (221) sleeved on the external thread shaft section (214); and three arc-shaped plates (222) connected to the circular annular plate (221) and used for pressing the motor stator sheet (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022161834.4U CN213034133U (en) | 2020-09-27 | 2020-09-27 | Motor stator excircle positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022161834.4U CN213034133U (en) | 2020-09-27 | 2020-09-27 | Motor stator excircle positioning fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213034133U true CN213034133U (en) | 2021-04-23 |
Family
ID=75535554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022161834.4U Expired - Fee Related CN213034133U (en) | 2020-09-27 | 2020-09-27 | Motor stator excircle positioning fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213034133U (en) |
-
2020
- 2020-09-27 CN CN202022161834.4U patent/CN213034133U/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 |
Granted publication date: 20210423 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |