CN107240990B - Assembly fixture of built-in electromagnetic switch of starting motor - Google Patents
Assembly fixture of built-in electromagnetic switch of starting motor Download PDFInfo
- Publication number
- CN107240990B CN107240990B CN201710597401.3A CN201710597401A CN107240990B CN 107240990 B CN107240990 B CN 107240990B CN 201710597401 A CN201710597401 A CN 201710597401A CN 107240990 B CN107240990 B CN 107240990B
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- electromagnetic switch
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- starting motor
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- 239000007858 starting material Substances 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 16
- 238000003754 machining Methods 0.000 claims description 13
- 230000007704 transition Effects 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 10
- 229910003460 diamond Inorganic materials 0.000 claims description 6
- 239000010432 diamond Substances 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 8
- 238000003825 pressing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000005192 partition Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses an assembly fixture of a built-in electromagnetic switch of a starting motor, which comprises an upper template provided with a centering center shaft, a middle template provided with a first positioning structure and a second positioning structure, a lower template provided with flaring columns, a guide post and a supporting elastic piece for supporting the middle template; the upper die plate and the middle die plate are connected to the guide post in a sliding manner, the flaring columns are positioned below the first positioning structure and correspond to the connecting openings and the connecting lugs, and the centering center shaft is positioned in the guide tube and enables the electromagnetic switch assembly to be tightly attached to the starting motor shell when the upper die plate is arranged downwards. The electromagnetic switch assembly and the starting motor shell are integrally riveted while the components of the electromagnetic switch assembly are positioned through a template capable of moving up and down; the integral riveting problem of the built-in electromagnetic switch of the starting motor is solved, and the riveting efficiency, the connection reliability of the electromagnetic switch assembly and the starting motor shell and the position accuracy are improved.
Description
Technical Field
The invention relates to a processing device and a processing method of an electromagnetic switch of a starting motor, in particular to an assembly fixture of the built-in electromagnetic switch of the starting motor.
Background
A starter motor is an important component of an automobile and its function is to start the engine of the automobile. The starting motor is powered by a storage battery, and converts electric energy into mechanical energy to output power through electromagnetic switch control, and the engine starts to run from rest through the one-way clutch until the engine is ignited to run normally. In the prior art, an electromagnetic switch of a starting motor is an independent integral part and is arranged on a front cover or a middle cover of the starting motor by using a screw, and a shifting fork piece is pulled by a hook head on a moving core machine assembly in the electromagnetic switch to enable a starting motor isolator assembly to move. The invention discloses a high-power starting motor according to the Chinese patent application with the publication number of CN103590955A, which comprises a front cover, a one-way clutch, an electromagnetic switch part, an armature part and a rear cover, wherein the one-way clutch comprises a center shaft and a shifting fork, the center shaft is a step shaft with a spiral spline section, an inner sleeve, an intermediate sleeve and the shifting fork are arranged at the spiral spline section of the center shaft, the inner sleeve is matched with the spiral spline section of the center shaft, the center line of the shifting fork is vertical to the axis of the center shaft, a partition plate is arranged beside the shifting fork, the intermediate sleeve is in contact with the partition plate, an energy storage part is arranged at the spiral spline section of the center shaft and sleeved on the inner sleeve, and the partition plate and the baffle are respectively arranged at two sides of the energy storage part. The starting motor with the structure has the technical problems of poor motion transmission reliability and low transmission efficiency because the motor pushes the one-way clutch to work through the shifting fork, and meanwhile, the whole volume of the starting motor is increased because an electromagnetic switch with an independent integral structure is adopted, so that the installation adaptability is not ideal. The low transmission efficiency of the shifting fork also increases the material of the electromagnetic coil and increases the manufacturing cost of the product.
In order to solve some of the problems of the prior art, a structure is required in which the electromagnetic switch and the isolator assembly are directly driven coaxially. After the coil assembly, the bottom plate, the support, the guide tube and other accessories are processed into an integral independent switch assembly, the integral independent switch assembly is fixed on the starting motor shell through screw holes in the bottom plate by screws, so that space and structure limitations can exist, and meanwhile, the technical problem that the position accuracy is difficult to guarantee and the movement performance of the driving ejector rod of the moving core machine is influenced due to repeated positioning is solved. In order to process the switch assembly into a reliable whole, various methods, such as an argon welding process, a riveting process and a spot welding process which are independently aimed at the switch assembly, are adopted, and are difficult to realize because of the problems that the insulating property of the coil is easy to damage, the burn flaws of a galvanized layer on the surface are caused, or the reliability of the switch assembly is poor after the riveting is caused due to the strength of the bracket and the bottom plate material. The prior art has a plurality of defects, and a new assembly tool is needed to be matched with a new assembly method to realize the technical requirements of reliability and precision required by design.
Disclosure of Invention
The invention aims to solve the technical problem of providing an assembly fixture of a built-in electromagnetic switch of a starting motor, which positions all parts of an electromagnetic switch assembly through a template capable of moving up and down and simultaneously realizes integral riveting of the electromagnetic switch assembly and a starting motor shell; and through a reasonable arrangement of a supporting elastic piece in the assembly tool, each component of the electromagnetic switch assembly in the pressing process is positioned, and meanwhile, the electromagnetic switch after pressing and riveting is automatically ejected, so that the problem of integral riveting of the built-in electromagnetic switch of the starting motor is solved, and the riveting efficiency, the connection reliability and the position accuracy of the electromagnetic switch assembly and the starting motor shell are improved.
In order to solve the technical problems, the invention adopts the following technical scheme: an assembly fixture of a built-in electromagnetic switch of a starting motor, wherein the starting motor comprises a starting motor shell and an electromagnetic switch assembly; the electromagnetic switch assembly comprises a bottom plate, a bracket, a coil assembly and a guide tube; the starting motor shell is provided with a driving installation hole and a motor installation hole, a connecting opening and a machining size A are arranged in the driving installation hole, and a machining size B is arranged in the motor installation hole; the bracket is provided with a connecting lug extending out of the bottom plate and is provided with an opening groove; the assembly fixture comprises an upper template provided with a centering center shaft, a middle template provided with a first positioning structure and a second positioning structure, a lower template provided with a flaring column, a guide post and a supporting elastic piece for supporting the middle template; the upper die plate and the middle die plate are connected to the guide post in a sliding manner, the flaring columns are positioned below the first positioning structure and correspond to the connecting openings and the connecting lugs, and the centering center shaft is positioned in the guide tube and enables the electromagnetic switch assembly to be tightly attached to the starting motor shell when the upper die plate is arranged downwards. The electromagnetic switch assembly and the starting motor shell are riveted integrally while the components of the electromagnetic switch assembly are positioned through a template capable of moving up and down; and through a reasonable arrangement of a supporting elastic piece in the assembly tool, each component of the electromagnetic switch assembly in the pressing process is positioned, and meanwhile, the electromagnetic switch after pressing and riveting is automatically ejected, so that the problem of integral riveting of the built-in electromagnetic switch of the starting motor is solved, and the riveting efficiency, the connection reliability and the position accuracy of the electromagnetic switch assembly and the starting motor shell are improved.
Preferably, a limiting block positioned under the first positioning structure is further arranged on the lower template; the flaring column is arranged on the top surface of the limiting block and extends upwards. Through the spacing of stopper, make the press stop after the U-shaped notch deformation of engaging lug is put in place, avoid excessive suppression to make electromagnetic switch subassembly mechanical deformation damage.
Specifically, the flaring column is provided with a pointed top end. The U-shaped groove opening of the connecting lug is higher in deformation efficiency and precision, and the deformation result is more reliable in connection with the starting motor. Preferably, the sharp angle is 90 degrees.
Alternatively, the support elastic member includes a coil spring or a hydraulic support or a pneumatic support or an elastic material support. But the use of the spiral spring has the advantages of simple structure, low cost and convenient maintenance.
Further, to prevent over-positioning, the second positioning structure is a diamond pin.
According to the technical scheme, the electromagnetic switch assembly and the starting motor shell are integrally riveted while all parts of the electromagnetic switch assembly are positioned through the template capable of moving up and down; and through a reasonable arrangement of a supporting elastic piece in the assembly tool, each component of the electromagnetic switch assembly in the pressing process is positioned, and meanwhile, the electromagnetic switch after pressing and riveting is automatically ejected, so that the problem of integral riveting of the built-in electromagnetic switch of the starting motor is solved, and the riveting efficiency, the connection reliability and the position accuracy of the electromagnetic switch assembly and the starting motor shell are improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the starter motor housing of the present invention;
FIG. 3 is a schematic diagram of an electromagnetic switch assembly according to the present invention;
FIG. 4 is a schematic diagram of an assembly fixture used in the integral riveting method of the present invention;
FIG. 5 is a schematic diagram of an integral rivet structure of an electromagnetic switch assembly and a starter motor housing according to the present invention;
fig. 6 is an enlarged view of F in fig. 5;
FIG. 7 is a cross-sectional view E-E of FIG. 5;
fig. 8 is a sectional view D-D of fig. 5.
Wherein: the electromagnetic switch assembly 1, the bracket 11, the connection lug 111, the U-shaped slot 112, the bottom plate 12, the positioning projection 121, the coil assembly 13, the guide tube 14, the moving core machine assembly 15, the moving core machine jack 151, the return spring 152, the switch rear cover 153, the transmission assembly 2, the transition gear assembly 21, the center shaft 211, the transition gear 212, the roller 213, the retainer 214, the isolator assembly 22, the drive shaft 221, the drive gear 222, the transmission gear 223, the drive hole 224, the antifriction balls 23, the motor assembly 3, the armature assembly 31, the stator assembly 32, the brush holder assembly 33, the starter motor housing 4, the electromagnetic switch mounting portion 41, the connection opening 411, the contact end face C, the isolator mounting portion 42, the machining dimension a, the motor mounting hole 43, the machining dimension B, the transition gear shaft hole 44, the starter motor front cover 5, the starter motor rear cover 6, the assembly fixture 7, the upper die plate 71, the center die plate 72, the first positioning structure 721, the second positioning structure 722, the lower die plate 73, the guide post 74, the centering center shaft 75, the post 76, the support spring 77, and the stopper 78.
Detailed Description
The technical scheme of the invention is further specifically described by the following specific embodiments with reference to the accompanying drawings:
referring to fig. 1, 2 and 3, the assembly fixture of the built-in electromagnetic switch of the starter motor comprises a starter motor housing 4, a starter motor front cover 5, a starter motor rear cover 6, a motor assembly 3, an electromagnetic switch assembly 1 and a transmission assembly 2. The motor assembly includes an armature assembly 31, a stator assembly 32, and a carbon brush holder assembly 33. The transmission assembly 2 includes a transition gear assembly 21 that meshes with the output gear shaft of the motor assembly 3 and an isolator assembly 22. The isolator assembly 22 includes a drive shaft 221, a drive gear 222, and a transfer gear 223. A driving hole 224 is provided at the rear end of the driving shaft 221. The electromagnetic switch assembly 1 comprises a bracket 11, a bottom plate 12 connected to the front end of the bracket 11, a coil assembly 13 arranged in the bracket 11, a guide tube 14 and a moving core machine assembly 15. The core moving machine assembly 15 includes a core moving machine ejector rod 151 and a return spring 152. The electromagnetic switch assembly 1 is integrally connected with the starting motor shell 4, the moving core machine assembly 15 and the isolator assembly 22 in the transmission assembly 2 are coaxially arranged, and a driving shaft 221 and a driving gear 222 in the isolator assembly 22 are axially controlled by a moving core machine ejector rod 151 in the moving core machine assembly 15 to perform starting operation of an automobile engine. The moving core jack 151 of the moving core machine assembly 15 is inserted into the driving hole 224 behind the driving shaft 221, and drives the driving shaft 221 to axially move through an antifriction ball 23.
The starter motor housing 4 has a motor mounting hole 43 in the upper portion, a transition gear shaft hole 44 in the middle, and a drive mounting hole in the lower portion, the drive mounting hole being provided with an electromagnetic switch mounting portion 41 and a isolator mounting portion 42. The motor mounting hole 43, the transition gear shaft hole 44 and the drive mounting hole are offset in parallel with axes and are distributed in a triangular shape on the section. The motor mounting hole 43 is provided with a machining dimension B. The isolator mount 42 is of a stepped bore configuration and is provided with a machined dimension a for connection with the starter motor front cover 5. The starter motor front cover 5 is provided with corresponding support structures for supporting the isolator assembly 22 and the transition gear assembly 21. The electromagnetic switch mounting portion 41 is provided with a receiving space extending rearward from the bottom of the stepped hole for mounting the electromagnetic switch assembly 1, and is provided with two connection openings 411 at the bottom. The electromagnetic switch assembly 1 is generally assembled into a whole by welding or riveting, and then fixed to the electromagnetic switch mounting portion 41 of the starter motor housing 4 by screws. There is an installation error by the screw fixing method, which affects the moving flexibility of the moving core machine assembly 15, and there is a space limitation in the starting motor housing. In the present embodiment, the electromagnetic switch assembly 1 is connected by integral riveting with the starter motor housing 4.
The electromagnetic switch assembly 1 using the integral riveting method of the present embodiment is provided with two connecting lugs 111 extending out of the bottom plate 12 at the front end of the bracket 11, and the connecting lugs 111 are provided with a U-shaped notch 112. The connection lug 111 is inserted into the connection opening 411 of the starter motor housing 4 and then is mounted on a 6.3T press by means of an assembly tool.
Referring to fig. 4, the assembly fixture 7 includes an upper die plate 71, a middle die plate 72, a lower die plate 73, a guide post 74, a flaring post 76, a stopper 78 and a supporting elastic member 77. The upper die plate 71 and the middle die plate 72 are both slidably disposed on the guide posts 74, and the supporting elastic member 77 is sleeved on the guide posts 74 between the middle die plate 72 and the lower die plate 73, so that the middle die plate 72 is close to the upper die plate 71. The support spring 77 is a coil spring in this embodiment, but other springs, such as leaf springs, hydraulic supports, pneumatic supports, etc. may be used. A first positioning structure 721 and a second positioning structure 722 are arranged on the middle die plate 72, and a centering center shaft 75 extending downwards is arranged on the upper die plate 71; the centering shaft 75 is provided with a shoulder at its upper portion. In the present embodiment, the first positioning structure 721 is a positioning hole corresponding to the machining dimension a of the starter motor housing 4. The first positioning structure 721 may also correspond to other structures of other machining dimensions on the starter motor housing 4. In the present embodiment, the second positioning structure 722 is a diamond pin and corresponds to the machining dimension B of the motor mounting hole 43 of the starter motor housing 4. The second positioning structure 722 may also be other structures corresponding to other machining dimensions on the starter motor housing 4, such as corresponding to the transition gear shaft bore 44, etc. The stopper 78 is disposed on the lower die plate 73 and positioned below the first positioning structure 721. The two flaring posts 76 are symmetrically disposed on the top surface of the stop block 78 and extend upwardly.
Referring to fig. 5 to 8, when the magnetic switch assembly 1 is integrally riveted with the starter motor housing 4, the wound electric coil assembly 13 is placed in the guide tube 14 and then placed on the bottom plate 12. A rubber pad formed by punching is put on, a bracket 11 is put on, the electromagnetic switch assembly 1 to be riveted is formed, the electromagnetic switch assembly 1 is positioned and placed on the electromagnetic switch mounting part 41 of the starting motor shell 4 through a positioning lug 121 on the bottom plate 12, and the bottom plate 12 is attached to the contact end face C of the starting motor shell 4.
The well-placed assembly is arranged in an assembly tool 7, so that the machining size A of the starting motor shell 4 is positioned in a first positioning structure 721, the machining size B is positioned in a second positioning structure 722, and two connecting lugs 111 distributed left and right of the bracket 11 are respectively aligned to the positions right above two flaring columns 76 of the assembly tool 7; centering center shaft 75 on template 71 on assembly fixture 7 is aligned with guide tube 14. The assembly tooling 7 was operated on a 6.3T press. When the press descends, the shoulder of the centering center shaft 75 on the upper die plate 71 pushes the bracket 11 and the whole electromagnetic switch assembly 1 is tightly attached to the contact end face C of the electromagnetic switch mounting part 41 of the starting motor shell 4 through the bottom plate 12 under the combined action of the pressure of the press and the resilience force of the supporting elastic piece 77 in the process that the centering center shaft 75 enters along the guide tube 14. As the upper die plate 71 continues to descend, the U-shaped notches 112 of the connecting lugs 111 of the two brackets 11 enter the flaring posts 76, and the U-shaped notches 112 deform outwardly with the top ends of the flaring posts at an angle of 90 °. When the middle template 72 reaches the limiting block 78, the downward movement of pressure is stopped, the U-shaped notch 112 of the connecting lug 111 of the bracket 11 is deformed in place, and all the components of the electromagnetic switch assembly 1 are firmly riveted with the starting motor shell 4 into a whole. The operating press is lifted, the electromagnetic switch assembly 1 and the starting motor shell 4 are separated from the two flaring posts 76, and the workpiece is removed. The integral riveting process is convenient to operate, high in efficiency and high in precision (controlled by a die). The bracket 11, the bottom plate 12, the coil assembly 13 and all electromagnetic switch accessories are reliably riveted with the starting motor shell 4, the two screw assembling processes are omitted, the connection is very reliable, and no assembly is scrapped.
After the built-in electromagnetic switch after riveting is sequentially provided with wiring parts, a sealing gasket is placed, a pentagonal switch rear cover 153 is covered, and the built-in electromagnetic switch is locked at the rear end of the starting motor shell 4 by a screw. And performing electromagnetic switch performance test on the assembly. After the test is qualified, a middle shaft 211 is pressed into a transition gear shaft hole 44 at the front end of the starting motor shell 4, a transition gear 212 is put on, five rollers 213 and roller retainers 214 are matched between the middle shaft 211 and the inner ring of the transition gear 212, and grease is coated on the rollers. Grease is coated in a driving hole 224 at the rear end of a driving shaft 221 of a starting motor isolator assembly 22, antifriction balls 23 are put in the driving hole, a return spring 152 is sleeved on a push rod 151 of an electromagnetic switch moving core machine, and the isolator assembly 22 is pressed into an isolator mounting part 42 of a starting motor shell 4. The starter motor front cover 5 is covered and screwed to the starter motor housing 4.
The assembly is put upside down, the armature assembly 31, the stator assembly 32 and the carbon brush frame assembly 33 with the bearings pre-installed at the two ends are sequentially arranged on the motor mounting hole 43 of the starting motor shell 4, the starting motor rear cover 6 is covered, and the starting motor front cover 5, the starting motor shell 4, the stator assembly 32 and the starting motor rear cover 6 are fastened by long screws. The input wire of the stator assembly 32 is fixed to the output copper stud on the electromagnetic switch and the other copper stud is connected to the battery positive electrode. And (5) testing the overall performance of the assembled starting motor to be qualified, and finishing the assembly.
The starting motor has the following advantages: 1. the whole starter motor is small in size. 2. And the shifting fork linkage mechanism of the starting motor is canceled, so that the action reliability is improved. 3. The manufacturing cost of the electromagnetic switch is reduced by more than 30 percent. 4. The isolator assembly is adopted for linear driving, and the movement efficiency is 100%. 5. Compared with a starting motor with the same power, the electromagnetic switch power is reduced by more than 30%, and the use amount of the exciting coil is saved.
The present invention is to be understood more clearly and not as a limitation on the claims, and various changes may be made without departing from the spirit of the invention, all such modifications as would be obvious to one skilled in the art are intended to be included within the scope of the claims.
Claims (9)
1. An assembly fixture of a built-in electromagnetic switch of a starting motor, wherein the starting motor comprises a starting motor shell and an electromagnetic switch assembly; the electromagnetic switch assembly comprises a bottom plate, a bracket, a coil assembly and a guide tube; the method is characterized in that: the starting motor shell is provided with a driving installation hole and a motor installation hole, a connecting opening and a machining size A are arranged in the driving installation hole, and a machining size B is arranged in the motor installation hole; the bracket is provided with a connecting lug extending out of the bottom plate and is provided with an opening groove; the assembly fixture comprises an upper template provided with a centering center shaft, a middle template provided with a first positioning structure and a second positioning structure, a lower template provided with a flaring column, a guide post and a supporting elastic piece for supporting the middle template; the upper die plate and the middle die plate are connected to the guide post in a sliding manner, the flaring post is positioned below the first positioning structure and corresponds to the connecting opening and the connecting lug, and the centering center shaft is positioned in the guide pipe and enables the electromagnetic switch assembly to be tightly attached to the starting motor shell when the upper die plate is arranged downwards; the upper part of the starting motor shell is provided with a motor mounting hole, the middle part of the starting motor shell is provided with a transition gear shaft hole, the lower part of the starting motor shell is provided with a driving mounting hole, and the driving mounting hole is provided with an electromagnetic switch mounting part and a isolator mounting part; the motor mounting hole, the transition gear shaft hole and the driving mounting hole are offset in parallel with axes and distributed in a triangular shape on the section.
2. The assembly fixture for a built-in electromagnetic switch of a starting motor according to claim 1, wherein: a limiting block positioned under the first positioning structure is further arranged on the lower template; the flaring column is arranged on the top surface of the limiting block and extends upwards.
3. The assembly fixture of the built-in electromagnetic switch of the starter motor according to claim 1 or 2, wherein: the flaring column is provided with a top end which is at an angle of 90 degrees.
4. The assembly fixture of the built-in electromagnetic switch of the starter motor according to claim 1 or 2, wherein: the support elastic member includes a coil spring or a hydraulic support member or a pneumatic support member or an elastic material support member.
5. The assembly fixture for a built-in electromagnetic switch of a starter motor according to claim 3, wherein: the support elastic member includes a coil spring or a hydraulic support member or a pneumatic support member or an elastic material support member.
6. The assembly fixture of the built-in electromagnetic switch of the starter motor according to claim 1 or 2, wherein: the second positioning structure is a diamond pin.
7. The assembly fixture for a built-in electromagnetic switch of a starter motor according to claim 3, wherein: the second positioning structure is a diamond pin.
8. The assembly fixture for the built-in electromagnetic switch of the starting motor according to claim 4, wherein: the second positioning structure is a diamond pin.
9. The assembly fixture for the built-in electromagnetic switch of the starting motor according to claim 5, wherein: the second positioning structure is a diamond pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710597401.3A CN107240990B (en) | 2017-07-21 | 2017-07-21 | Assembly fixture of built-in electromagnetic switch of starting motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710597401.3A CN107240990B (en) | 2017-07-21 | 2017-07-21 | Assembly fixture of built-in electromagnetic switch of starting motor |
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| Publication Number | Publication Date |
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| CN107240990A CN107240990A (en) | 2017-10-10 |
| CN107240990B true CN107240990B (en) | 2024-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710597401.3A Active CN107240990B (en) | 2017-07-21 | 2017-07-21 | Assembly fixture of built-in electromagnetic switch of starting motor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112735880B (en) * | 2021-01-07 | 2023-06-13 | 浙江德威电机有限公司 | Novel starting motor's assembly devices |
| CN114607633B (en) * | 2022-04-19 | 2023-10-10 | 华能山东石岛湾核电有限公司 | Main helium fan monomer test method for high-temperature gas cooled reactor nuclear power station |
| CN115021512B (en) * | 2022-08-08 | 2022-10-21 | 常州市昊升电机股份有限公司 | Motor intelligent production system and working method |
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| CN204216761U (en) * | 2014-10-23 | 2015-03-18 | 广西玉柴博耐特电器有限公司 | Accurate locate mode rotor enters axle frock |
| DE102017203441A1 (en) * | 2016-03-07 | 2017-09-07 | Bosch Starter Motors Generators China Co., Ltd. | Starter and its electromagnetic switch |
| CN206948134U (en) * | 2017-07-21 | 2018-01-30 | 浙江德威电机有限公司 | A kind of assembly tooling for starting electric motor built-in electromagnetic switch |
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| CN107240990A (en) | 2017-10-10 |
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