CN211183741U - Tool for press mounting of stator core of internal and external assembled motor - Google Patents
Tool for press mounting of stator core of internal and external assembled motor Download PDFInfo
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- CN211183741U CN211183741U CN201922103553.0U CN201922103553U CN211183741U CN 211183741 U CN211183741 U CN 211183741U CN 201922103553 U CN201922103553 U CN 201922103553U CN 211183741 U CN211183741 U CN 211183741U
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Abstract
The utility model relates to a motor stator core manufacturing process equips technical field, and it discloses a frock that is used for interior assembled motor stator core pressure equipment, be in including central reference column, the distribution that is used for fixing a position motor stator core inner core central point to put central reference column periphery is used for fixing a position motor stator core inner core circumference position a plurality of quantity intermediate head, distribution are in central reference column periphery is used for fixing a position the outer dog of a plurality of quantity of motor stator core outer loop position, just motor stator core inner core is located behind the central reference column its the up end of outer dog is higher than the up end of inner core. The utility model provides the high precision of inside and outside assembled motor stator core pressure equipment and the reliability of pressure equipment have improved the yield of pressure equipment.
Description
Technical Field
The utility model relates to a motor stator core manufacturing process equips technical field, concretely relates to frock that is used for interior outer assembled motor stator core pressure equipment.
Background
The motor core is a core component of the motor and is used for increasing the magnetic flux of the inductance coil so as to realize the maximum conversion of electromagnetic power. The motor core generally includes a stator core and a rotor core.
In the prior art, a stator core of a motor is formed by laminating annular silicon steel sheets, and a plurality of uniformly distributed winding slots are punched in the inner circle of the silicon steel sheets along the circumferential direction. The problems with this conventional stator core are: firstly, the stator core is of an integrated structure, so that the winding is difficult and the production efficiency is low; secondly, the difficulty of winding also reduces the slot fill rate of the winding, resulting in reduced motor performance.
For this reason, an inside-outside assembly type motor stator core has been developed, which is composed of an inner core body of fig. 4 and an outer ring body of fig. 5, wherein the inner core body is assembled in the outer ring body. The inner and outer assembled motor stator core can be assembled after winding, so that the winding is more convenient, the slot fullness rate after winding is higher, and the winding efficiency and the motor performance can be improved.
However, the above-mentioned inside and outside assembled motor stator core has a high requirement for assembling the inner core body and the outer ring body, and if a conventional press-fitting method is adopted, deformation is likely to occur, so that the assembled motor stator core may not meet the design requirement, and therefore, the press-fitting yield is low.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a frock for pressure equipment of interior assembled motor stator core aims at improving the precision of interior assembled motor stator core pressure equipment and the reliability of pressure equipment, improves the yield of pressure equipment. The specific technical scheme is as follows:
the utility model provides a frock for pressure equipment of interior assembled motor stator core, is in including being used for fixing a position motor stator core inner core central point and putting central reference column, distribution central reference column periphery is used for fixing a position motor stator core inner core circumference and puts a plurality of quantity middle bumping post, distribution be in central reference column periphery is used for fixing a position the outer dog of a plurality of quantity of motor stator core outer loop position, just motor stator core inner core is located behind the central reference column its the up end of outer dog is higher than the up end of inner core.
During the use, with the internal core body location on central reference column to make the wire winding groove of internal core body fix a position on middle bumping post, then place internal core body upper end with outer annular body, utilize outer dog to make outer annular body and internal core body centering simultaneously, then utilize the press with outer annular body pressing cover on the internal core body.
According to the technical scheme, the inner core body is positioned on the central positioning column, the deformation resistance of the inner core body can be improved, and the outer ring body serves as centering guide through the outer stop block during press mounting, so that the press mounting precision and the press mounting reliability of the inner and outer assembled motor stator iron core are improved, and the press mounting yield is improved.
Preferably, the central positioning column, the middle baffle column and the outer baffle block are respectively fixed on a workbench of the vertical servo press.
The utility model discloses in, the hole of the inner core body with the excircle looks adaptation of center reference column.
Preferably, when the inner core body is installed and positioned, the middle blocking column is positioned in the winding slot of the inner core body, and two side surfaces of the middle blocking column are respectively matched with the side surfaces of the tooth parts at two sides of the winding slot.
Preferably, the number of the outer stop dogs is four, and when the outer ring body of the motor stator core is installed and positioned, the outer edges of the outer ring body are respectively matched with the lateral positioning surfaces of the four outer stop dogs.
The utility model discloses in, vertical servo press includes workstation, setting are in stand, setting on the workstation are in servo press main part, the setting on stand upper portion are in downwardly extending's push rod in the servo press main part, the push rod lower extreme is provided with the pressure head.
The upper pressure head is connected with the push rod through a tool fixing die handle and a connecting screw.
Preferably, the outer edge shape of the lower end surface of the upper pressure head is matched with the outer edge shape of the upper end surface of the outer ring body.
Preferably, a base plate is connected to a workbench of the vertical servo press, and the central positioning column, the middle retaining column and the outer stop block are respectively connected to the base plate to achieve relative fixation with the workbench.
Preferably, the servo press is provided with a pressure detection sensor and a display screen for displaying the maximum pressure during press mounting.
The pressure detection sensor and the display screen on the servo press machine are utilized, so that the maximum pressure of press fitting can be displayed in real time during press fitting, and whether the press-in force meets the set requirement or not is judged.
The utility model discloses a concrete operation process as follows:
(1) positioning the inner core body on a press-fitting tool by taking the central positioning column and the middle retaining column as positioning references;
(2) the outer baffle block is used as a positioning reference, and the outer ring body is aligned with the inner core body to be centered and placed at the upper end of the inner core body;
(3) starting an operating button of the servo press, descending a push rod of the servo press, and slowly pressing and sleeving the outer ring body on the inner core body according to the set pressing speed;
(4) after the push rod of the servo press machine descends to a set stroke position, the push rod returns upwards, the maximum press-in force when the push rod is pressed down to the set position can be displayed on a display screen of the servo press machine at the moment, and whether the press-in force meets the set requirement or not is automatically judged.
The utility model has the advantages that:
first, the utility model discloses a frock for pressure equipment of interior assembled motor stator core can improve the anti deformability of inner core body with inner core body location at the center reference column, and outer annular body is as the direction of centering through outer dog during the pressure equipment to the precision of interior assembled motor stator core pressure equipment and the reliability of pressure equipment have been improved, the yield of pressure equipment has been improved.
Second, the utility model discloses a frock for pressure equipment of inside and outside assembled motor stator core utilizes last pressure detection sensor and the display screen of servo press for can show the maximum pressure of pressure equipment in real time during the pressure equipment, thereby judge whether this force of impressing satisfies the settlement requirement.
Drawings
Fig. 1 is a schematic structural diagram of a tool for press-fitting an inner and outer assembled motor stator core according to the present invention (a servo press is in a mold opening state);
FIG. 2 is a schematic structural view (top view) of the servo press section of FIG. 1 with the servo press section removed;
FIG. 3 is a schematic view of the servo press of FIG. 1 in a closed mold configuration;
FIG. 4 is a top view of the inner core body of FIG. 1;
fig. 5 is a top view of the outer ring body of fig. 1.
In the figure: 1. the inner core body, 2, a center positioning column, 3, a middle stop column, 4, an outer ring body, 5, an outer stop dog, 6, a servo press, 7, a workbench, 8, a winding groove, 9, tooth parts on two sides of the winding groove, 10, a stand column, 11, a servo press main body, 12, a push rod, 13, an upper pressure head, 14, a tool fixing die shank, 15, a connecting screw, 16 and a seat plate.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 5 be the utility model discloses an embodiment of a frock for pressure equipment of interior assembled motor stator core, including being used for fixing a position motor stator core 1 central point and putting central reference column 2, distribute and be in 2 peripheral intermediate fender posts 3, the distribution that is used for fixing a position a plurality of quantity of 1 circumference position of motor stator core in the central reference column 2 peripheral outer dog 5 that is used for fixing a position a plurality of quantities of the outer loop body 4 position of motor stator core that is used for, just core 1 is located behind the motor stator core 2 its central reference column the up end of outer dog 5 is higher than the up end of interior core 1.
During the use, with internal core 1 location on central reference column 2 to make internal core 1's winding wire groove 8 fix a position on middle bumping post 3, then place internal core 1 upper end with outer ring 4, utilize outer dog 5 to make outer ring 4 and internal core 1 mutually in the same time, then utilize the press with outer ring 4 press fit on internal core 1.
According to the technical scheme, the inner core body 1 is positioned on the central positioning column 2, the deformation resistance of the inner core body 1 can be improved, and the outer ring body 4 serves as centering guide through the outer stop block 5 during press mounting, so that the press mounting precision and the press mounting reliability of the inner and outer assembled motor stator iron core are improved, and the press mounting yield is improved.
Preferably, the central positioning column 2, the middle baffle column 3 and the outer baffle 5 are respectively fixed on a workbench 7 of a vertical servo press 6.
In this embodiment, the inner hole of the inner core body 1 is matched with the outer circle of the central positioning column 2.
Preferably, when the inner core body 1 is installed and positioned, the middle catch 3 is positioned in the winding slot 8 of the inner core body 1, and two side surfaces of the middle catch 3 are respectively matched with the side surfaces of the tooth parts 9 at two sides of the winding slot 8.
Preferably, the number of the outer stoppers 5 is four, and when the outer ring body 4 of the motor stator core is installed and positioned, the lateral positioning surfaces of the four outer stoppers 5 are respectively matched with the outer edge of the outer ring body 4.
In this embodiment, the vertical servo press 6 includes the workbench 7, a column 10 disposed on the workbench 7, a servo press body 11 disposed on an upper portion of the column 10, and a push rod 12 disposed on the servo press body 11 and extending downward, wherein an upper press head 13 is disposed at a lower end of the push rod 12.
The upper pressure head 13 is connected with the push rod 12 through a tooling fixing die shank 14 and a connecting screw 15.
Preferably, the outer edge shape of the lower end surface of the upper indenter 13 matches the outer edge shape of the upper end surface of the outer ring body 4.
Preferably, a seat plate 16 is connected to the workbench 7 of the vertical servo press 11, and the central positioning column 2, the middle retaining column 3 and the outer stop 5 are respectively connected to the seat plate 16 to realize relative fixation with the workbench 7.
Preferably, the servo press 6 is provided with a pressure detection sensor and a display screen for displaying the maximum pressure during press mounting.
By utilizing the pressure detection sensor and the display screen on the servo press machine 6, the maximum pressure of press fitting can be displayed in real time during press fitting, and whether the press-in force meets the set requirement or not is judged.
The specific operation process of this embodiment is as follows:
(1) taking the central positioning column 2 and the middle baffle column 3 as positioning references, positioning the inner core body 1 on a press fitting tool;
(2) taking the outer stop block 5 as a positioning reference, aligning the outer ring body 4 with the inner core body 1 for centering and placing the inner core body 1 at the upper end;
(3) starting an operation button of the servo press 6, descending a push rod 12 of the servo press 6, and slowly pressing and sleeving the outer ring body 4 on the inner core body 1 according to a set pressing speed;
(4) after the push rod 12 of the servo press machine 6 descends to the set stroke position, the push rod 12 returns upwards, the maximum press-in force when the push rod is pressed down to the set position is displayed on the display screen of the servo press machine 6, and whether the press-in force meets the set requirement or not is automatically judged.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a frock for pressure equipment of interior assembled motor stator core, its characterized in that is in including the central reference column that is used for fixing a position motor stator core internal core central point to put, distribute central reference column periphery is used for fixing a position motor stator core internal core circumference and puts a plurality of quantity the middle bumping post, distribute and be in the outer dog of a plurality of quantities that central reference column periphery is used for fixing a position motor stator core external ring body position, just motor stator core internal core is located behind the central reference column its the up end of outer dog is higher than the up end of internal core.
2. The tool for press fitting of the internally and externally assembled motor stator core according to claim 1, wherein the central positioning column, the middle stop column and the outer stop block are respectively fixed on a workbench of a vertical servo press.
3. The tool for press fitting of the internally and externally assembled motor stator core according to claim 1, wherein an inner hole of the inner core body is matched with an outer circle of the central positioning column.
4. The tooling for press fitting of the stator core of the internally and externally assembled motor as claimed in claim 1, wherein when the core body is installed and positioned, the middle blocking pillar is positioned in the winding slot of the core body, and two side surfaces of the middle blocking pillar are respectively matched with the tooth side surfaces at two sides of the winding slot.
5. The tooling for press fitting of the internally and externally assembled motor stator core according to claim 1, wherein the number of the outer stop blocks is four, and when the motor stator core outer ring body is installed and positioned, the outer edges of the outer ring body are respectively matched with the lateral positioning surfaces of the four outer stop blocks.
6. The tool for press fitting of the internally and externally assembled motor stator core according to claim 2, wherein the vertical servo press comprises the workbench, a stand column arranged on the workbench, a servo press body arranged on the upper portion of the stand column, and a push rod arranged on the servo press body and extending downwards, and an upper press head is arranged at the lower end of the push rod.
7. The tool for press fitting of the stator core of the internally and externally assembled motor as claimed in claim 6, wherein the upper press head is connected with the push rod through a tool fixing die shank and a connecting screw.
8. The tool for press fitting of the stator core of the internally and externally assembled motor as claimed in claim 6, wherein the outer edge shape of the lower end surface of the upper press head is matched with the outer edge shape of the upper end surface of the outer ring body.
9. The tool for press fitting of the internally and externally assembled motor stator core according to claim 6, wherein a base plate is connected to the worktable of the vertical servo press, and the central positioning column, the middle stop column and the external stop block are respectively connected to the base plate to realize relative fixation with the worktable.
10. The tool for press fitting of the internally and externally assembled motor stator core according to claim 6, wherein the servo press machine is provided with a pressure detection sensor and a display screen for displaying the maximum pressure during press fitting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922103553.0U CN211183741U (en) | 2019-11-29 | 2019-11-29 | Tool for press mounting of stator core of internal and external assembled motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922103553.0U CN211183741U (en) | 2019-11-29 | 2019-11-29 | Tool for press mounting of stator core of internal and external assembled motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211183741U true CN211183741U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922103553.0U Active CN211183741U (en) | 2019-11-29 | 2019-11-29 | Tool for press mounting of stator core of internal and external assembled motor |
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| CN (1) | CN211183741U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112003431A (en) * | 2020-08-25 | 2020-11-27 | 日本电产三协电子(东莞)有限公司 | Stator assembly module, equipment and assembly method |
-
2019
- 2019-11-29 CN CN201922103553.0U patent/CN211183741U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112003431A (en) * | 2020-08-25 | 2020-11-27 | 日本电产三协电子(东莞)有限公司 | Stator assembly module, equipment and assembly method |
| CN112003431B (en) * | 2020-08-25 | 2021-12-31 | 日本电产三协电子(东莞)有限公司 | Stator assembly module, equipment and assembly method |
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| GR01 | Patent grant | ||
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Address after: No. 137, Yungu Road, Xingong village, Gushan Town, Jiangyin City, Wuxi City, Jiangsu Province, 214400 Patentee after: Jiangyin Huaxin Precision Technology Co.,Ltd. Address before: No. 137, Yungu Road, Xingong village, Gushan Town, Jiangyin City, Wuxi City, Jiangsu Province, 214400 Patentee before: JIANGYIN HUAXIN ELECTRIC Corp. |