CN217036988U

CN217036988U - Mechanism for installing double M-shaped clamp spring and magnetic shoe into shell

Info

Publication number: CN217036988U
Application number: CN202220290959.3U
Authority: CN
Inventors: 蒋勇; 米建华
Original assignee: Kleber Motor Ningbo Co ltd
Current assignee: Kleber Motor Ningbo Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-07-22
Anticipated expiration: 2032-02-14

Abstract

The utility model discloses a mechanism for loading double M-shaped clamp springs and magnetic shoes into a shell, which comprises a top plate, a die holder, a guide rod and a shell positioning block, wherein the middle part of the bottom end of the top plate is provided with an upper die, the middle part of the upper die is provided with a compression rod, and the compression rod is provided with a ferrule; the beneficial effects are that: according to the utility model, through the design of the limiting column, the positioning seat, the positioning groove, the shell positioning block, the clamp spring guide seat, the top plate, the pressure rod, the die carrier and the ferrule, on one hand, the casing of the direct-current brushless motor can be effectively prevented from being placed reversely when being installed through the matching of the positioning groove and the shell positioning block, on the other hand, the pressing size of the top control plate is controlled through the limiting column, the phenomenon that the casing of the direct-current brushless motor is scrapped after being installed in a stamping mode due to the fact that the stamping size is not proper is avoided, meanwhile, the ferrule and the clamp spring guide seat are matched to guide the double M-type clamp spring when being installed, the dislocation and deviation of the magnetic shoe and the double M-type clamp spring when being installed can be effectively avoided, and the installation quality of the magnetic shoe and the double M-type clamp spring is greatly improved.

Description

Mechanism for installing double M-shaped clamp spring and magnetic shoe into shell

Technical Field

The utility model relates to the technical field of installation of a magnetic shoe clamp spring of a brushless direct current motor, in particular to a mechanism for installing a double-M-shaped clamp spring and a magnetic shoe into a machine shell.

Background

The brushless DC motor consists of a motor body and a driver, and is a typical electromechanical integrated product. A brushless motor refers to a motor without a brush and a commutator (or a slip ring), and is also called a commutator-less motor. When the direct current brushless motor is assembled, the double M-shaped clamp springs and the magnetic shoes are required to be assembled in the motor shell so as to ensure the normal work of the direct current brushless motor.

However, at present when installation magnetic shoe and two M type jump rings on DC brushless motor, mainly directly place the DC brushless motor casing on the punching press seat, and place magnetic shoe and two M type jump rings respectively and carry out the punching press installation on the DC brushless motor casing, owing to lack spacing part on the stamping equipment in the punching press installation, the size of pushing down of roof can not be accurate when leading to the punching press and controls, lead to DC brushless motor casing to scrap after the installation because of the punching press size is uncomfortable easily, simultaneously because the magnetic shoe and two M type jump rings can't effective spacing easy emergence dislocation skew in the punching press process, and then greatly reduced the installation quality of magnetic shoe and two M type jump rings.

Disclosure of Invention

Technical problem to be solved

In order to overcome the defects of the prior art, the mechanism for installing the double-M-type clamp spring and the magnetic shoe into the shell is provided, and the problems that when the magnetic shoe and the double-M-type clamp spring are installed on a direct-current brushless motor at present, the direct-current brushless motor shell is mainly directly placed on a stamping seat, the magnetic shoe and the double-M-type clamp spring are respectively placed on the direct-current brushless motor shell for stamping installation, due to the fact that a limiting part is absent on stamping equipment in the stamping installation process, the pressing size of a top plate cannot be accurately controlled during stamping, the direct-current brushless motor shell is easily scrapped after installation due to the fact that the stamping size is not appropriate, meanwhile, due to the fact that the magnetic shoe and the double-M-type clamp spring cannot be effectively limited, dislocation and deviation easily occurs in the stamping process, and the installation quality of the magnetic shoe and the double-M-type clamp spring is greatly reduced are solved.

(II) technical scheme

The utility model is realized by the following technical scheme: the utility model provides a mechanism for installing double M-shaped snap springs and magnetic shoes into a shell, which comprises a top plate, a die holder, a guide rod and a shell positioning block, wherein the middle part of the bottom end of the top plate is provided with an upper die, the middle part of the upper die is provided with a press rod, the press rod is provided with a ferrule, the die holder is arranged on the press rod and positioned between the ferrule and the upper die, a snap spring guide seat is arranged between the ferrule and the press rod, the bottom end of the press rod is formed with a guide table, one side of the bottom end of the top plate is symmetrically provided with two hydraulic rods, the top plate is provided with a guide hole formed between the hydraulic rods, the guide rod is arranged in the guide hole, the die holder is arranged at the bottom ends of the guide rod and the hydraulic rods, the upper end of the die holder is positioned under the guide table and provided with a positioning block through a bolt, and the bottom end in the positioning block is provided with the shell positioning block, the locating seat upper end shaping has the constant head tank, die holder upper end both sides are installed spacing post.

Furthermore, the upper die is connected with the top plate through a bolt, and the upper die and the positioning seat are concentrically arranged.

By adopting the technical scheme, the concentricity of the upper die and the positioning seat can be ensured, and the installation quality of the double-M-shaped clamp spring and the magnetic shoe can be further ensured.

Furthermore, the guide rod is connected with the guide hole in a sliding mode, and the hydraulic rod is connected with the die holder and the top plate through bolts.

Through adopting above-mentioned technical scheme, can ensure the steady lift of roof.

Furthermore, the limiting columns are connected with the die holder through bolts, and the number of the limiting columns is two.

By adopting the technical scheme, the limiting column can control the downward moving distance of the top plate and the ferrule, so that the downward pressing size of the magnetic shoe and the double-M-shaped clamp spring is controlled.

Furthermore, the compression bar penetrates through the die carrier and the clamp spring guide seat, and the compression bar is connected with the ferrule through a screw.

By adopting the technical scheme, the ferrule is a main part for realizing the installation of the magnetic shoe and the double M-shaped clamp spring.

Furthermore, the size of the positioning groove is matched with that of the clamp spring guide seat, and the shell positioning block is connected with the positioning seat in an inserted mode.

By adopting the technical scheme, the positioning groove and the shell positioning block can ensure correct installation of the direct current brushless motor shell, and the direct current brushless motor shell is prevented from being reversely placed.

(III) advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

the utility model aims to solve the problems that when a magnetic shoe and a double-M-shaped clamp spring are installed on a direct current brushless motor at present, a direct current brushless motor shell is mainly directly placed on a stamping seat, the magnetic shoe and the double-M-shaped clamp spring are respectively placed on the direct current brushless motor shell for stamping and installation, and the pressing size of a top plate cannot be accurately controlled during stamping due to the fact that a limit part is not arranged on stamping equipment in the stamping and installation process, the direct current brushless motor shell is easily scrapped after installation due to the fact that the stamping size is not suitable, and meanwhile, the magnetic shoe and the double-M-shaped clamp spring cannot be effectively limited and are easily subjected to dislocation and deviation in the stamping process, so that the installation quality of the magnetic shoe and the double-M-shaped clamp spring is greatly reduced On the other hand comes the size of pushing down of accuse roof board through spacing post, avoids leading to direct current brushless motor casing to scrap after the punching press installation because of the punching press size is uncomfortable, cooperates lasso and jump ring guide holder to lead two M type jump rings when the installation just simultaneously, can effectively avoid the dislocation skew when the installation of magnetic shoe and two M type jump rings, has improved the installation quality of magnetic shoe and two M type jump rings greatly.

Drawings

FIG. 1 is a front view of a mechanism for mounting a double M-shaped clamp spring and a magnetic shoe into a housing according to the present invention;

fig. 2 is a left sectional view of the mechanism for mounting the double M-shaped snap spring and the magnetic shoe into the casing according to the present invention:

the reference numerals are explained below:

1. a top plate; 2. a clamp spring guide seat; 3. a hydraulic rod; 4. a limiting column; 5. a die holder; 6. positioning seats; 7. a guide bar; 8. a ferrule; 9. an upper die; 10. a guide hole; 11. a guide table; 12. a case positioning block; 13. positioning a groove; 14. a mold frame; 15. a pressure lever.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

As shown in fig. 1-2, the mechanism for installing the double M-shaped snap spring and the magnetic shoe into the casing in this embodiment includes a top plate 1, a mold base 5, a guide rod 7 and a casing positioning block 12, an upper mold 9 is installed in the middle of the bottom end of the top plate 1, a press rod 15 is installed in the middle of the upper mold 9, a ferrule 8 is installed on the press rod 15, a mold base 14 is installed on the press rod 15 and located between the ferrule 8 and the upper mold 9, a snap spring guide base 2 is installed between the ferrule 8 and the press rod 15, the snap spring guide base 2 is mainly used for realizing locking and limiting of the ferrule 8, a guide table 11 is formed at the bottom end of the press rod 15, two hydraulic rods 3 are symmetrically installed at one side of the bottom end of the top plate 1, the hydraulic rods 3 can drive the top plate 1 to move up and down, so as to perform corresponding downward pressing installation through the ferrule 8, thereby ensuring the installation efficiency of the double M-shaped snap spring and the magnetic shoe, a guide hole 10 is formed between the hydraulic rods 3 on the top plate 1, install guide bar 7 in the guiding hole 10, die holder 5 is all installed to guide

bar

7 and 3 bottoms of hydraulic stem, locating seat 6 is installed through the bolt under 5 upper ends of die holder are located guide table 11, casing locating piece 12 is installed to the bottom end in locating seat 6, the shaping of 6 upper ends of locating seat has constant head tank 13, spacing post 4 is installed to 5 upper end both sides of die holder, spacing post 4 can control the distance that moves down of roof 1 and lasso 8 to press down the size to the magnetic shoe and two M type jump rings and carry out the handle accuse.

As shown in fig. 1-2, in this embodiment, the upper die 9 is connected to the top plate 1 by bolts, the upper die 9 and the positioning seat 6 are concentrically arranged, concentricity of the upper die 9 and the positioning seat 6 can be ensured, and further installation quality of the double-M-shaped clamp spring and the magnetic shoe can be ensured, the guide rod 7 is slidably connected to the guide hole 10, the hydraulic rod 3 is connected to the die holder 5 and the top plate 1 by bolts, stable lifting of the top plate 1 can be ensured, the limit column 4 is connected to the die holder 5 by bolts, and there are two limit columns 4.

As shown in fig. 1-2, in this embodiment, the pressing rod 15 penetrates through the mold frame 14 and the clamp spring guide seat 2, the pressing rod 15 is connected with the ring 8 through a screw, the ring 8 is a main component for mounting the magnetic shoe and the double M-shaped clamp spring, the size of the positioning groove 13 matches the size of the clamp spring guide seat 2, the case positioning block 12 is inserted into the positioning seat 6, and the positioning groove 13 and the case positioning block 12 can ensure correct mounting of the dc brushless motor case and prevent the dc brushless motor case from being placed upside down.

The specific implementation process of this embodiment is as follows: when the installation device is used, firstly, a shell of the direct-current brushless motor is placed in the positioning groove 13 on the positioning seat 6, then installation positions to be installed on a magnetic shoe and the double-M-type clamp spring are respectively placed on the shell of the direct-current brushless motor, then only the device needs to be connected with an external hydraulic pump station, the device is started, the top plate 1 can be driven to move downwards through the hydraulic rod 3, the magnetic shoe and the double-M-type clamp spring can be pressed into the shell of the direct-current brushless motor through the ferrule 8 after the top plate 1 moves downwards, so that the magnetic shoe and the double-M-type clamp spring can be reliably installed and fixed, meanwhile, the ferrule 8 can be controlled along with the distance pressed downwards by the top plate 1 by matching with the limiting effect of the limiting column 4, the installation quality of the magnetic shoe and the double-M-type clamp spring is ensured, and the rejection of the shell of the direct-current brushless motor after assembly due to the fact that the pressing size of the magnetic shoe and the double-M-type clamp spring is not proper is avoided.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a mechanism of casing is packed into with two M type jump rings and magnetic shoe which characterized in that: including roof (1), die holder (5), guide bar (7) and casing locating piece (12), roof (1) bottom mid-mounting has last mould (9), go up mould (9) mid-mounting and have depression bar (15), install lasso (8) on depression bar (15), lie in on depression bar (15) lasso (8) with install die carrier (14) between last mould (9), in lasso (8) with install jump ring guide holder (2) between depression bar (15), depression bar (15) bottom shaping has direction platform (11), two hydraulic stem (3) are installed to roof (1) bottom one side symmetry, lie in on roof (1) the shaping has guiding hole (10) between hydraulic stem (3), install in guiding hole (10) guide bar (7), guide bar (7) and hydraulic stem (3) bottom is all installed die holder (5), the upper end of the die holder (5) is located under the guide table (11) and is provided with a positioning seat (6) through a bolt, the bottom end of the positioning seat (6) is provided with the shell positioning block (12), a positioning groove (13) is formed in the upper end of the positioning seat (6), and limiting columns (4) are arranged on two sides of the upper end of the die holder (5).

2. The mechanism of claim 1 for loading a double M-shaped circlip and magnetic shoe into a casing, wherein: the upper die (9) is connected with the top plate (1) through a bolt, and the upper die (9) and the positioning seat (6) are concentrically arranged.

3. The mechanism of claim 1 for loading a double M-shaped circlip and magnetic shoe into a casing, wherein: the guide rod (7) is connected with the guide hole (10) in a sliding mode, and the hydraulic rod (3) is connected with the die holder (5) and the top plate (1) through bolts.

4. The mechanism of claim 1 for loading a double M-shaped circlip and magnetic shoe into a casing, wherein: the limiting columns (4) are connected with the die holder (5) through bolts, and the number of the limiting columns (4) is two.

5. The mechanism of claim 1 for loading a double M-shaped circlip and magnetic shoe into a casing, wherein: the compression bar (15) penetrates through the die carrier (14) and the clamp spring guide seat (2), and the compression bar (15) is connected with the ferrule (8) through a screw.

6. The mechanism of claim 1 for loading a double M-shaped circlip and magnetic shoe into a casing, wherein: the size of the positioning groove (13) is matched with that of the clamp spring guide seat (2), and the shell positioning block (12) is connected with the positioning seat (6) in an inserting mode.