CN218657695U - Brushless motor iron core subassembly pressfitting structure - Google Patents
Brushless motor iron core subassembly pressfitting structure Download PDFInfo
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- CN218657695U CN218657695U CN202223016151.5U CN202223016151U CN218657695U CN 218657695 U CN218657695 U CN 218657695U CN 202223016151 U CN202223016151 U CN 202223016151U CN 218657695 U CN218657695 U CN 218657695U
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- push pedal
- iron core
- pressure head
- brushless motor
- motor base
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 238000003475 lamination Methods 0.000 claims 8
- 239000000306 component Substances 0.000 description 7
- 238000003825 pressing Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000011162 core material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000008358 core component Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910001094 6061 aluminium alloy Inorganic materials 0.000 description 1
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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Abstract
The utility model discloses a brushless motor iron core subassembly pressfitting structure that belongs to brushless motor equipment technical field, comprises a workbench, the positioning seat is installed to the top of workstation, the cylinder is installed to the top of workstation, it has last push pedal to slide on the support guide pillar, it is connected with the output of cylinder to go up the push pedal, the bottom of going up the push pedal is connected with the iron core pressure head, it has the lower push pedal that is located the push pedal below still to slide on the support guide pillar, iron core pressure head and lower push pedal sliding connection, the bottom of lower push pedal and the internal connection who corresponds the iron core pressure head have the location pressure head, go up and still be connected through the connecting piece between push pedal and the lower push pedal. The utility model discloses earlier fix a position motor base subassembly through the positioning seat, then when the pressfitting moves, carry out accurate location to motor base subassembly through the dead eye cooperation on location pressure head and the motor base to ensure hall element and iron core subassembly's accurate counterpoint, and iron core subassembly and motor base's concentricity.
Description
Technical Field
The utility model belongs to the technical field of brushless motor equipment, concretely relates to brushless motor iron core subassembly pressfitting structure.
Background
The brushless motor is divided into two types, namely a brushless motor with a Hall element and a brushless motor without the Hall element, and the brushless motor with the Hall element is a mature scheme at present, so that the brushless motor runs more stably.
However, in the production process of the brushless motor with the hall element, the requirement of the hall element on the controller and the coil core assembly outlet position on the alignment is very strict, once the position is pressed, the hall element cannot judge the motion state of the motor, and the motor cannot run;
in addition, the iron core material is silicon steel sheet, the motor base material is 6061 aluminum alloy, and if the concentricity of the iron core material and the motor base material can not be guaranteed to be consistent in the pressing process, the motor base can be damaged, so that the pressing yield of the stator assembly is low.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a brushless motor iron core subassembly pressfitting structure has the characteristics that can guarantee iron core subassembly position accuracy at the pressfitting in-process.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a brushless motor iron core subassembly pressfitting structure, comprises a workbench, the positioning seat is installed to the top of workstation, the both ends of workstation top are connected with the support guide pillar respectively, the upper end of support guide pillar is connected with the cylinder mounting panel, the cylinder is installed to the top of cylinder mounting panel, it has the push pedal to slide on the support guide pillar, it is connected with the output of cylinder to go up the push pedal, the bottom of going up the push pedal is connected with the iron core pressure head, it has the lower push pedal that is located the push pedal below still to slide on the support guide pillar, iron core pressure head and lower push pedal sliding connection, the bottom of lower push pedal and the internal connection who corresponds the iron core pressure head have the location pressure head, go up the push pedal and be connected through the connecting piece between the lower push pedal.
In order to ensure that the iron core assembly cannot fall off, the positioning pressure head is a magnetic conduction component.
In order to realize the accurate location to motor base subassembly, furtherly, the lower extreme of location pressure head is equipped with the location head, and the external diameter of location head equals the internal diameter in motor base bearing hole.
In order to increase the error range during coarse positioning, the lower end of the positioning head is of a frustum structure.
In order to carry out spacing to motor base subassembly, furtherly, the upper end of location head is equipped with the step.
In order to realize the linkage of the upper push plate and the lower push plate, further, the connecting piece comprises a connecting push rod, the lower end of the connecting push rod is fixedly connected with the lower push plate, the connecting push rod is connected with the upper push plate in a sliding manner, and the upper end of the connecting push rod is connected with a limiting block.
In order to make the lower push plate transmit pressure downwards when the pressing action, and after the lower push plate moves in place, the upper push plate still can drive the iron core pressure head to continue to move downwards, and further, a spring is sleeved on the circumference of the connecting push rod and is positioned between the upper push plate and the lower push plate.
In order to reduce the positioning error, three positioning columns are further arranged above the positioning seat, and the outer diameters of the positioning columns are smaller than the inner diameter of a through hole in the motor base.
In order to support the motor base and avoid the components and parts on the motor base, further, one side of the positioning seat is provided with a cushion block.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses fix a position motor base subassembly through the positioning seat earlier, then when the pressfitting action, carry out accurate location to motor base subassembly through the bearing hole cooperation on location pressure head and the motor base to ensure the accurate counterpoint of hall element and iron core subassembly, and the concentricity of iron core subassembly and motor base;
2. the upper end of the positioning head of the utility model is provided with the step, the motor base is pressed on the positioning seat through the step, the limiting of the motor base component is realized, and the displacement of the motor base component is avoided when the iron core component is pressed in;
3. the circumference of the connecting push rod of the utility model is sleeved with a spring, when the pressing action is carried out, the lower push plate can transmit the pressure downwards, and after the lower push plate moves in place, the upper push plate can still drive the iron core pressure head to continue the downward action;
4. the utility model discloses a through-hole cooperation on reference column and the motor base is fixed a position the motor base subassembly, has reduced the error in location.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the positioning ram of the present invention;
fig. 3 is a schematic structural view of the positioning seat of the present invention;
FIG. 4 is a schematic structural view of the connecting rod of the present invention;
in the figure: 1. a work table; 2. supporting the guide post; 3. a lower push plate; 4. a push plate is arranged; 5. a cylinder mounting plate; 6. a cylinder; 7. connecting a push rod; 71. a limiting block; 8. a spring; 9. an iron core pressure head; 10. positioning a pressure head; 101. a step; 102. positioning the head; 11. cushion blocks; 12. positioning seats; 13. and a positioning column.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a brushless motor iron core subassembly pressfitting structure, comprises a workbench 1, positioning seat 12 is installed to the top of workstation 1, the both ends of workstation 1 top are connected with support guide pillar 2 respectively, support guide pillar 2's upper end is connected with cylinder mounting panel 5, cylinder 6 is installed to cylinder mounting panel 5's top, it has push-up plate 4 to slide on the support guide pillar 2, push-up plate 4 is connected with the output of cylinder 6, the bottom of push-up plate 4 is connected with iron core pressure head 9, it has lower push pedal 3 that is located push-up plate 4 below still to slide on the support guide pillar 2, iron core pressure head 9 and 3 sliding connection down push-down plate, the bottom of lower push-down plate 3 and the internal connection who corresponds iron core pressure head 9 have location pressure head 10, still be connected through the connecting piece between push-up plate 4 and the lower push-down plate 3.
Through adopting above-mentioned technical scheme, advance to fix a position motor base subassembly through positioning seat 12, then when the pressfitting action, carry out accurate location to motor base subassembly through the dead eye cooperation on location pressure head 10 and the motor base to ensure the accurate counterpoint of hall element and iron core subassembly, and iron core subassembly and motor base's concentricity.
Specifically, the lower end of the positioning ram 10 is provided with a positioning head 102, and the outer diameter of the positioning head 102 is equal to the inner diameter of a bearing hole of a motor base.
By adopting the technical scheme, the motor base assembly is accurately positioned by matching the positioning head 102 with the bearing hole of the motor base.
Specifically, the lower end of the positioning head 102 is a frustum-shaped structure.
By adopting the technical scheme, the error range during coarse positioning is increased.
Specifically, the upper end of the positioning head 102 is provided with a step 101.
Through adopting above-mentioned technical scheme, press motor base on positioning seat 12 through step 101, realize spacing to motor base subassembly, avoid motor base subassembly to take place to shift when the iron core subassembly of impressing.
Example 2
The present embodiment is different from embodiment 1 in that: specifically, the positioning ram 10 is a magnetic conductive member, such as: CR12, CR12MOV or SKD 11; in this embodiment, the material of CR12 is preferred.
Through adopting above-mentioned technical scheme, because the iron core subassembly includes magnet steel group, consequently, when overlapping iron core subassembly on location pressure head 10, through the adsorption affinity of magnet steel group to location pressure head 10, guarantee that iron core subassembly can not drop.
Example 3
The present embodiment is different from embodiment 1 in that: specifically, the connecting piece is including connecting push rod 7, connecting push rod 7's lower extreme and lower push pedal 3 fixed connection, connecting push rod 7 and push up board 4 sliding connection, and the upper end of connecting push rod 7 is connected with stopper 71.
By adopting the technical scheme, the linkage of the upper push plate 4 and the lower push plate 3 is realized through the connecting push rod 7.
Specifically, the circumference of the connecting push rod 7 is sleeved with a spring 8, and the spring 8 is positioned between the upper push plate 4 and the lower push plate 3.
Through adopting above-mentioned technical scheme, when the pressfitting action, make lower push pedal 3 can pass pressure downwards, and after lower push pedal 3 removed the target in place, push pedal 4 still can drive iron core pressure head 9 and continue the downward movement.
Example 4
The present embodiment is different from embodiment 1 in that: specifically, three positioning columns 13 are arranged above the positioning seat 12, and the outer diameters of the positioning columns 13 are smaller than the inner diameter of a through hole in the motor base.
Through adopting above-mentioned technical scheme, fix a position motor base subassembly through the through-hole cooperation on reference column 13 and the motor base, reduce the error of location.
Specifically, one side of the positioning seat 12 is provided with a cushion block 11.
Through adopting above-mentioned technical scheme, support motor base through cushion 11 and the cooperation of positioning seat 12, avoid the components and parts on the motor base simultaneously.
The utility model discloses a pressfitting step does:
(1) An operator places a motor base assembly (an assembly formed by bonding a Hall element and a motor base) on the positioning seat 12, and sleeves an iron core assembly (comprising an iron core and magnetic steel) on the positioning pressure head 10;
(2) When the starting button is pressed, the cylinder 6 pushes the upper push plate 4 to move downwards, the upper push plate 4 applies downward force to the lower push plate 3 through the spring 8, and the positioning pressure head 10 is driven to move downwards;
(3) In the process that the positioning pressure head 10 moves downwards, the motor base assembly is precisely positioned through the positioning head 102, and then the step 101 is pressed on the motor base;
(4) And the push plate 4 continues to move downwards to drive the iron core pressure head 9 to move downwards, so that the iron core assembly is pushed to move downwards until the iron core assembly is pressed on the motor base.
To sum up, the utility model firstly positions the motor base assembly through the positioning seat 12, and then precisely positions the motor base assembly through the matching of the positioning pressure head 10 and the bearing hole on the motor base during the pressing action, thereby ensuring the precise alignment of the hall element and the iron core assembly and the concentricity of the iron core assembly and the motor base; the upper end of the positioning head 102 of the utility model is provided with a step 101, the motor base is pressed on the positioning seat 12 through the step 101, the position of the motor base component is limited, and the motor base component is prevented from shifting when the iron core component is pressed in; the circumference of the connecting push rod 7 of the utility model is sleeved with a spring 8, when the pressing action is performed, the lower push plate 3 can transmit the pressure downwards, and after the lower push plate 3 moves in place, the upper push plate 4 can still drive the iron core pressure head 9 to continue the downward action; the utility model discloses a through-hole cooperation on reference column 13 and the motor base is fixed a position the motor base subassembly, has reduced the error in location.
Finally, it should be noted that: although the present invention has been described in detail 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a brushless motor iron core subassembly pressfitting structure, includes the workstation, its characterized in that: the positioning seat is installed to the top of workstation, the both ends of workstation top are connected with the support guide pillar respectively, the upper end of support guide pillar is connected with the cylinder mounting panel, the cylinder is installed to the top of cylinder mounting panel, it has last push pedal to slide on the support guide pillar, it is connected with the output of cylinder to go up the push pedal, the bottom of going up the push pedal is connected with the iron core pressure head, still slide the lower push pedal that is located the push pedal below on the support guide pillar, iron core pressure head and lower push pedal sliding connection, the bottom of lower push pedal and the internally connected with that corresponds the iron core pressure head have the location pressure head, go up the push pedal and still be connected through the connecting piece between the lower push pedal.
2. The lamination structure of the core assembly of the brushless motor according to claim 1, wherein: the positioning pressure head is a magnetic conduction component.
3. The lamination structure of the core assembly of the brushless motor according to claim 1, wherein: the lower extreme of location pressure head is equipped with the location head, and the external diameter of location head equals the internal diameter in motor base bearing hole.
4. The lamination structure of the core assembly of the brushless motor according to claim 3, wherein: the lower end of the positioning head is of a frustum-shaped structure.
5. The lamination structure of the core assembly of the brushless motor according to claim 3, wherein: the upper end of the positioning head is provided with a step.
6. The lamination structure of the core assembly of the brushless motor according to claim 1, wherein: the connecting piece is including connecting push rod, connecting push rod's lower extreme and bottom push pedal fixed connection, connecting push rod and top push pedal sliding connection, and connecting push rod's upper end is connected with the stopper.
7. The lamination structure of the core assembly of the brushless motor according to claim 6, wherein: the circumference of the connecting push rod is sleeved with a spring, and the spring is positioned between the upper push plate and the lower push plate.
8. The lamination structure of the core assembly of the brushless motor according to claim 1, wherein: and three positioning columns are arranged above the positioning seat, and the outer diameters of the positioning columns are smaller than the inner diameter of the through hole in the motor base.
9. The lamination structure of the core assembly of the brushless motor according to claim 1, wherein: and a cushion block is arranged on one side of the positioning seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223016151.5U CN218657695U (en) | 2022-11-11 | 2022-11-11 | Brushless motor iron core subassembly pressfitting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223016151.5U CN218657695U (en) | 2022-11-11 | 2022-11-11 | Brushless motor iron core subassembly pressfitting structure |
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| Publication Number | Publication Date |
|---|---|
| CN218657695U true CN218657695U (en) | 2023-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223016151.5U Active CN218657695U (en) | 2022-11-11 | 2022-11-11 | Brushless motor iron core subassembly pressfitting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116441894A (en) * | 2023-06-20 | 2023-07-18 | 江苏华频电子科技有限公司 | Stator core processing flattening device for brushless motor |
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2022
- 2022-11-11 CN CN202223016151.5U patent/CN218657695U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116441894A (en) * | 2023-06-20 | 2023-07-18 | 江苏华频电子科技有限公司 | Stator core processing flattening device for brushless motor |
| CN116441894B (en) * | 2023-06-20 | 2023-09-08 | 江苏华频电子科技有限公司 | Stator core processing flattening device for brushless motor |
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