CN220156379U - Auxiliary device for sticking magnetic steel and pressing spring clamp in shell - Google Patents
Auxiliary device for sticking magnetic steel and pressing spring clamp in shell Download PDFInfo
- Publication number
- CN220156379U CN220156379U CN202320806557.9U CN202320806557U CN220156379U CN 220156379 U CN220156379 U CN 220156379U CN 202320806557 U CN202320806557 U CN 202320806557U CN 220156379 U CN220156379 U CN 220156379U
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- Prior art keywords
- base
- magnetic steel
- spring clamp
- work piece
- shell
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 45
- 239000010959 steel Substances 0.000 title claims abstract description 45
- 239000003292 glue Substances 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
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Abstract
The utility model relates to the field of motor assembly, in particular to an auxiliary device for sticking magnetic steel and pressing spring clamps in a shell. The utility model provides a glue magnet steel and press spring clamp auxiliary device in casing, includes base and pressure head, the base middle part is formed with the circular arch of upwards extending, base one side is equipped with the location structure that is used for carrying out circumference location to the casing work piece, circular protruding top at least edge is equipped with a plurality of upwards extending in order to be used for being used for adjacent magnet steel work piece spaced apart lug, circular protruding inside and/or the lug inside is equipped with the elastic pin that the side direction set up, the elastic pin can the side direction protrusion in circular protruding side or the side of lug, the pressure head is equipped with auxiliary magnet, the pressure head side is equipped with the constant head tank of placing the spring clamp work piece. The utility model has the advantages of avoiding the shaking and rotation of the shell workpiece relative to the base, avoiding the deflection of the shell workpiece, and better fixing the magnetic steel workpiece and the spring clamp workpiece.
Description
Technical Field
The utility model relates to the field of motor assembly, in particular to an auxiliary device for sticking magnetic steel and pressing spring clamps in a shell.
Background
In the assembly process of the motor, after the magnetic steel is fixed on the inner wall of the shell, a spring clip is required to be arranged between adjacent magnetic steels to limit the magnetic steel. The magnetic steel in the shell, the setting position of the spring clamp and the shell are required to have relative positions, and the set assembly angle must be satisfied.
The magnetic steel sticking device in the shell disclosed in the Chinese patent CN201910955762.X uses a plurality of movable blocks, and the plurality of movable blocks are annularly arranged at intervals to fix the positions of the magnetic steel, so that an operator can shake or rotate the shell relative to a base if touching the shell when placing the magnetic steel or a spring clip, so that the position of the shell is deviated, the relative positions of the magnetic steel and the shell are uncertain, and the fixation of the magnetic steel is influenced. In order to ensure the correspondence between the positions and angles of the magnetic steel and the spring clip and the carbon brushes at the rear end cover of the motor, a corresponding positioning structure is arranged between the housing and the rear end cover, for example, a positioning notch is arranged at the end part of the housing and a positioning protrusion is not arranged at the side of the rear end cover, or a positioning protrusion is arranged at the end part of the housing, and a corresponding positioning notch is arranged on the rear end cover, such as the motor disclosed in Chinese patent CN201110270776.1, and the motor housing to be detected in Chinese patent 201822262167.1.
Disclosure of Invention
The utility model aims to provide the auxiliary device for sticking the magnetic steel and the pressing spring clamp in the shell, which can prevent the shell from shaking and rotating relative to the base, prevent the position of the shell from shifting and can better fix the magnetic steel.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a glue magnet steel and press spring clamp auxiliary device in casing, includes the base and is located the pressure head that base top was used for the pressure equipment spring clamp, the base middle part is formed with upward extension's circular arch, the base corresponds be formed with around the bellied root of circular and be used for supporting the step face of casing work piece, base one side is equipped with the location structure that is used for carrying out circumference location to the casing work piece, circular protruding top at least edge is equipped with a plurality of upwards extensions in order to be used for adjacent magnet steel work piece spaced apart lug, circular protruding inside and/or the lug inside is equipped with the elastic pin that the side set up, the elastic pin can the side direction bulge in circular protruding side or the side of lug, the pressure head is equipped with the auxiliary magnet that is used for adsorbing the spring clamp work piece, the pressure head side is equipped with the side direction and runs through and downwardly opening in order to be used for placing the constant head tank of spring clamp work piece.
When the device is used, glue is brushed on the inner wall of the shell in advance, a positioning structure on one side of the base is aligned with a positioning structure of a shell workpiece, the shell workpiece is placed on the base, and the spring pin laterally protrudes to prop against the inner wall of the shell workpiece; then, placing magnetic steel workpieces in the shell workpieces from top to bottom, separating adjacent magnetic steel workpieces by convex blocks respectively, attaching the side surfaces of the magnetic steel workpieces to the side surfaces of the convex blocks, and finally pressing down the pressure head to press the spring clamp at the pressure head into the shell workpieces.
The positioning structure refers to a positioning groove matched with a positioning bulge at the end part of the shell workpiece or a positioning bulge matched with a positioning notch, and a corresponding base is selected according to the type of the shell workpiece. The press head is matched with a press for use, and the press can be a hydraulic cylinder or an air cylinder. According to the utility model, the shell is prevented from rotating relative to the base through the positioning structure, the outer wall of the lower part of the circular bulge is contacted with the inner wall of the shell to limit the shell in the horizontal direction, the shell workpiece can receive a certain extrusion force through the lateral compression of the elastic pin, the shell workpiece is prevented from shaking when being slightly stressed, the position of the shell workpiece can not deviate, and the spring clamp workpiece can be better fixed.
Preferably, the elastic pin is provided only inside the bump or the elastic pin is provided only inside the circular protrusion. The utility model can be used for positioning the workpiece provided with the radial direction Kong Jike and can also be used for positioning the workpiece not provided with the radial direction Kong Jike; when the shell workpiece is provided with a radial hole, the base with the height corresponding to the spring pin can be selected, so that the end part of the spring pin extends into the radial hole of the shell workpiece, and the shell workpiece is further limited to rotate relative to the base.
Preferably, the outer wall of the upper half part of the circular protrusion is provided with a diameter reducing part, the top surface of the diameter reducing part is used for supporting the magnetic steel workpiece, and the outer diameter of the diameter reducing part is smaller than the inner diameter of the shell workpiece. The arrangement ensures that the glue avoiding groove can be formed after the shell workpiece and the magnetic steel workpiece are assembled, and the glue can flow to the axial side of the magnetic steel workpiece so as to avoid the too thick glue layer between the magnetic steel workpiece and the shell workpiece.
Preferably, the positioning structure is a positioning protrusion arranged on one side of the base, or the positioning structure is a positioning groove arranged on one side of the base.
Preferably, the bumps are connected to form a straight or cross-shaped structure. The above arrangement makes the bump processing of the utility model more convenient; when the lug forms a cross, the utility model can be used for positioning four magnetic steel workpieces.
The utility model has the advantages of avoiding the shaking and rotation of the shell workpiece relative to the base, avoiding the deviation of the position of the shell workpiece, and better fixing the magnetic steel workpiece and the spring clamp workpiece.
Drawings
Fig. 1 is a sectional view of the base of example 1.
Fig. 2 is a cross-sectional view of the base of example 1 after the assembly is completed.
Fig. 3 is a top view of the completed housing workpiece.
Fig. 4 is a schematic structural view of the device of example 1.
Fig. 5 is a top view of the base of example 1.
Fig. 6 is a cross-sectional view of the base of example 2.
Detailed Description
The utility model is further described below with reference to the drawings and specific embodiments.
Example 1
As shown in fig. 2 and 3, the present embodiment discloses an auxiliary device for sticking magnetic steel and pressing spring clips in a machine shell, which is used for sticking two magnetic steel workpieces 102 and pressing two spring clip workpieces 103 in a machine shell workpiece 100. Wherein, the side wall of the casing workpiece 100 is not provided with a radial hole, and the axial end face of one side of the casing workpiece 100 is provided with a positioning notch 101 which is open towards the inner side in the circumferential direction.
As shown in fig. 1 to 5, the device comprises a base 2 and a press 3 which are arranged on a workbench 9, wherein the press 3 is fixed above the base 2 through a bracket, and a press head 31 of the press 3 is vertically movably arranged and positioned above the base 2. Wherein, the two opposite side walls of the pressing head 31 are respectively provided with a positioning groove 32 which is opened downwards and penetrates outwards along the circumferential direction, and the top of the positioning groove 32 is provided with an auxiliary magnet 33. When the spring clamp work piece 103 is placed in the positioning groove 32, the inside of the spring clamp work piece 103 is positioned in the positioning groove 32, the outside of the spring clamp work piece 103 is positioned outside the positioning groove 32, and the spring clamp work piece 103 is positioned below the auxiliary magnet 33. The shape and structure of the lateral groove surface of the positioning groove 32 in this embodiment are the same as those of the inner surface of the spring clip 103.
The middle part of the base 2 is provided with a circular bulge 21 extending upwards, the outer sleeve of the cross section of the circular bulge 21 is circular, the periphery of the base 2 corresponding to the root part of the circular bulge 21 is provided with a step surface 22 for supporting the shell workpiece 100, the inner edge of the step surface 22 of the base 2 is provided with a positioning structure corresponding to a positioning notch on the shell workpiece 100, and the positioning structure of the embodiment is a positioning bulge 23.
The top of the circular protrusion 21 is provided with a lug 24 for spacing two adjacent magnetic steel workpieces 102, the lug 24 forms a straight line, the top surface of the lug 24 is used for supporting the spring clamp 103, and the side wall of the length direction side of the lug 24 is smoothly connected with the upper circumferential outer wall of the circular protrusion 21. The upper half of the circular protrusion 21 is formed with a reduced diameter portion 211, the top surface of the reduced diameter portion 211 is used for supporting the magnetic steel workpiece 102, and the outer diameter of the reduced diameter portion 211 is smaller than the inner diameter of the housing workpiece 100 so that an oil storage tank 212 can be formed between the reduced diameter portion 211 and the inner wall of the housing workpiece 100.
The circular protrusion 21 of the base 2 of the present embodiment is internally provided with a laterally extending elastic pin 3, and the spring pin 4 includes a pin body and a compression spring, and under the action of the compression spring, the outer end of the pin body has a force tending to extend outward in the circumferential direction. The elastic pin 4 of the present embodiment is located relatively below the circular protrusion 21. The outer diameter of the lower portion of the ram 31 of this embodiment is smaller than the inner diameter of the case work 100.
When the device of the embodiment is used, the spring clamp workpiece is placed on the pressure head, the shell workpiece is supported on the step surface of the base, at the moment, the spring pin is propped against the inner wall of the shell workpiece, the positioning structure (positioning protrusion) of the base stretches into the positioning notch of the shell workpiece, then the magnetic steel workpiece is placed on the top surface of the diameter-reducing part of the circular boss of the base, two adjacent magnetic steel workpieces are separated by the protruding block, and the side walls of the magnetic steel workpieces are in clearance fit with the side walls of the protruding block. Then using a press, pressing the press head downwards into the shell workpiece so that the outer end of the spring clamp workpiece is tightly matched between two adjacent magnetic steel workpieces,
example 2:
as shown in fig. 6, this embodiment differs from embodiment 1 in that: the elastic pins 3 are provided at the bosses 24, and the number is only one. The present embodiment is applicable to the component assembly of the case work 100 having radial holes (wire drawing holes).
Claims (5)
1. The utility model provides a glue magnet steel and press spring clamp auxiliary device in casing, includes the base and is located the pressure head that base top is used for pressure equipment spring clamp, its characterized in that: the utility model discloses a spring clamp device, including base, pressure head and spring clamp work piece, the base middle part is formed with the circular arch that upwards extends, the base corresponds be formed with around the root of circular arch is used for supporting the step face of casing work piece, base one side is equipped with the location structure that is used for carrying out circumference location to the casing work piece, circular protruding top at least edge is equipped with a plurality of upwards extends in order to be used for being used for adjacent magnet steel work piece spaced apart lug, circular protruding inside and/or the inside elastic pin that sets up of lug, the elastic pin can the lateral projection in the side of circular protruding or the side of lug, the pressure head is equipped with the auxiliary magnet that is used for adsorbing the spring clamp work piece, the pressure head side is equipped with the side direction and runs through and downwards opens in order to be used for placing the constant head tank of spring clamp work piece.
2. The device for assisting the sticking of magnetic steel and the pressing of spring clips in a casing according to claim 1, wherein: the elastic pin is only arranged in the convex block or the elastic pin is only arranged in the circular convex block.
3. The device for assisting the sticking of magnetic steel and the pressing of spring clips in a casing according to claim 1 or 2, wherein: the outer wall of the upper half part of the circular bulge is provided with a diameter reduction part, the top surface of the diameter reduction part is used for supporting a magnetic steel workpiece, and the outer diameter of the diameter reduction part is smaller than the inner diameter of the shell workpiece.
4. The device for assisting the sticking of magnetic steel and the pressing of spring clips in a casing according to claim 1 or 2, wherein: the positioning structure is a positioning protrusion arranged on one side of the base, or the positioning structure is a positioning groove arranged on one side of the base.
5. The device for assisting the sticking of magnetic steel and the pressing of spring clips in a casing according to claim 1 or 2, wherein: the protruding blocks are connected to form a straight or cross-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320806557.9U CN220156379U (en) | 2023-04-12 | 2023-04-12 | Auxiliary device for sticking magnetic steel and pressing spring clamp in shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320806557.9U CN220156379U (en) | 2023-04-12 | 2023-04-12 | Auxiliary device for sticking magnetic steel and pressing spring clamp in shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220156379U true CN220156379U (en) | 2023-12-08 |
Family
ID=89018160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320806557.9U Active CN220156379U (en) | 2023-04-12 | 2023-04-12 | Auxiliary device for sticking magnetic steel and pressing spring clamp in shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220156379U (en) |
-
2023
- 2023-04-12 CN CN202320806557.9U patent/CN220156379U/en active Active
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| GR01 | Patent grant |