CN220492831U - Motor magnet steel piece assembling die - Google Patents

Abstract

The utility model relates to the technical field of magnetic steel assembly dies, in particular to a motor magnetic steel sheet assembly die which comprises a die a part and a die b part which are matched for use, wherein the die a part is provided with a plurality of limiting grooves for providing detachable installation for magnetic steel, and the die b part is provided with a plurality of containing grooves for limiting the magnetic steel and compressing and ejecting the magnetic steel in the containing grooves, so that the technical problems of complex structure and low assembly efficiency of the magnetic steel assembly die in the prior art are solved.

Description

Motor magnet steel piece assembling die

Technical Field

The utility model relates to the technical field of magnetic steel assembly molds, in particular to a motor magnetic steel sheet assembly mold.

Background

The motor magnet steel is made of permanent magnet materials, and is an important component of a motor, in the motor assembling process, because the magnet steel is generally more in quantity, the manual assembly efficiency is lower, the patent name disclosed in the prior art is an automatic assembly device of a magnet tile clamp spring, the patent with the publication number of CN105226888A, the integral assembly of a plurality of magnet tiles is realized through the collaborative clamping of a positioning clamp and a plurality of clamping jaws, the assembly consistency between the magnet tiles is ensured, the motor assembly of the magnet tiles with different poles can be met through adjusting the number of locking turntables, a fixed disc and the clamping jaws, the sheet selection of the magnet tiles is realized through the arrangement of an adjustable magnet tile baffle, the assembly quality and the efficiency of the multi-pole magnet tile clamp spring are promoted, but the following problems still exist in the prior art including the patent: the power parts used in the structure are more, the equipment structure is complex, faults easily occur in the assembly process to influence the production efficiency, and the assembly efficiency of the magnetic steel is low.

Disclosure of Invention

The utility model aims to provide a motor magnetic steel sheet assembling die which is used for solving the technical problems of complex structure and low assembling efficiency of a magnetic steel assembling die in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a motor magnet steel piece assembling die, includes mould a portion and mould b portion that the cooperation was used, mould a portion has a plurality of to be used for providing demountable installation's spacing groove for the magnet steel, mould b portion has a plurality of to be used for carrying out radial compaction and ejecting to the magnet steel in the holding tank to the holding tank spacing holding tank of magnet steel.

Further, the mould a portion includes locating rack and chuck, locating rack and the coaxial relative rotation installation of chuck and chuck are located the locating rack hole, the locating rack sets up to annular and sets up the groove of dodging that runs through annular along radial direction, set up a plurality of spacing groove on the periphery wall of chuck, this spacing groove is one side open-ended recess shape.

Further, the mould b portion includes the ring cover, installs the top cap at the ring cover top, installs the accepting disk and the clamping part in the ring cover bottom, the clamping part includes flange and a plurality of one end connect in the flange and with the shell fragment that the flange set up perpendicularly, the shell fragment is arranged on the flange circumference, the flange is installed between ring cover bottom and accepting the dish top, be provided with the clearance that supplies the push rod contactless slip of push rod seat between the inner wall of shell fragment and accepting the dish, the disc of push rod seat is located the top of clamping part and installs the elastic component of a plurality of independent cover dress on the push rod between push rod seat bottom surface and the disc top surface of clamping part, install sharp drive portion on the top cap bottom surface, the power end fixed mounting extrusion dish of this sharp drive portion, the extrusion dish external diameter is less than the circumference diameter that the shell fragment inside wall of clamping part is located, the circumference diameter that the shell fragment outside wall is less than accepting the dish inside diameter, the extrusion shell fragment outside circumference wall extrusion shell fragment makes it compress tightly the magnet steel that is located accepting the dish holding tank when the free end is inboard when descending.

Further, the inner side wall of the free end of the elastic sheet is provided with a bulge, and the bulge is in the shape of an arc surface bulge or an inclined surface bulge with smaller and smaller inclination along the free end towards the flange.

Further, the elastic member employs a tension spring, which functions to make the distance between the push rod portion and the clamping portion tend to be smaller and smaller.

Further, a plurality of circular through holes are formed in the side wall of the ring cover.

Further, the periphery of the locating rack is provided with lugs, locating holes for detachably installing the locating rack are formed in the lugs, and the end face of the chuck is provided with installing holes for detachably installing the chuck on the power rotating component.

Further, arc holes are formed in the connection positions of every two root parts of the elastic pieces of the clamping part.

Further, a rubber pad is arranged at the free end of the push rod.

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

(1) The die a part and the die b part are combined for use, the plurality of magnetic steels are orderly arranged by the die a part, the plurality of magnetic steels in the die a part are carried out one-time bearing and clamping by the die b part and transferred to the next procedure, the operation is convenient and quick, the failure rate of the operation process is reduced by less power parts, and the assembly efficiency is improved;

(2) According to the utility model, through the specific structure of the mould part a, the positioning frame is fixedly arranged on the workbench during installation and use, the chuck and the positioning frame are relatively rotatably arranged, and the magnetic steel can be sequentially arranged at the avoiding groove by rotating the chuck during installation of the magnetic steel, so that the magnetic steel displacement can be avoided, and the structure is simple, but the magnetic steel can be rapidly installed;

(3) According to the utility model, the specific structure of the die b is arranged, when the die is used, the die b is in butt joint with the die a, the magnetic steel on the die a stretches into the accommodating groove to press the push rod, the linear driving part drives the extrusion plate to descend to the convex part of the inner side wall of the clamping part to press the elastic sheet to press the magnetic steel in the accommodating groove, and when the material is returned, the linear driving part retracts the extrusion plate, and under the action of the elastic part, the push force of the push rod on the magnetic steel pushes the magnetic steel out of the accommodating groove to complete the material returning action;

(4) The annular cover is provided with the plurality of circular through holes, so that the heat dissipation efficiency is improved;

(5) The arc holes are arranged between every two root parts of the elastic pieces of the clamping part, so that the elasticity of the elastic pieces is improved;

(6) And the rubber pad is arranged at the free end of the push rod, so that the push rod is beneficial to avoiding damaging the magnetic steel.

Drawings

FIG. 1 is a schematic perspective view of a mold part a according to the present utility model;

FIG. 2 is a schematic diagram of an exploded view of the a portion of the mold of the present utility model;

FIG. 3 is a schematic perspective view of a part b of the mold of the present utility model;

FIG. 4 is a schematic view of the explosive structure of the part b of the die of the present utility model;

FIG. 5 is a front view of the b portion of the die of the present utility model;

FIG. 6 is a schematic cross-sectional view of the structure at A-A in FIG. 5;

fig. 7 is a partially enlarged schematic view at B in fig. 6.

In the figure, 1, a die part a; 11. a positioning frame; 12. a chuck; 111. an avoidance groove; 112. a lug; 113. positioning holes; 121. a limit groove; 122. a mounting hole; 2. a die b; 21. a linear driving section; 22. a top cover; 23. a ring cover; 24. a push rod seat; 25. a clamping part; 26. a receiving tray; 27. an extrusion plate; 241. a disc; 242. a push rod; 251. a flange; 252. a spring plate; 2521. a convex portion; 261. an accommodating groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The drawings are for illustrative purposes only and are not to be construed as limiting the present patent;

the terminology used in the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the embodiments of the application. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.

When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present application as detailed in the accompanying claims.

In the description of this application, it should be understood that the terms "first," "second," "third," and the like are used merely to distinguish between similar objects and are not necessarily used to describe a particular order or sequence, nor should they be construed to indicate or imply relative importance. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

Furthermore, in the description of the present application, unless otherwise indicated, "a plurality" means two or more. "and/or", describes an association relationship of an association object, and indicates that there may be three relationships, for example, a and/or B, and may indicate: a exists alone, A and B exist together, and B exists alone. The character "/" generally indicates that the context-dependent object is an "or" relationship. The utility model is further illustrated in the following figures and examples.

In order to solve the limitations of the prior art, the present embodiment provides a technical solution, and the technical solution of the present utility model is further described below with reference to the drawings and the embodiments.

Referring to fig. 1-4, the utility model is used for carrying out automatic assembly on motor magnetic steel sheets, and relates to a motor magnetic steel sheet assembly die, which comprises a die a part 1 and a die b part 2 which are matched for use, wherein the die a part 1 and the die b part 2 are arranged for combined use, a plurality of magnetic steel sheets are orderly arranged by means of the die a part 1, a plurality of magnetic steels in the die a part 1 are carried out one-time bearing clamping by means of the die b part 2 and transferred to the next assembly procedure, the operation is convenient and quick, the failure rate of the operation process of a power part is less favorable for reducing, the assembly efficiency is improved, the die a part 1 is provided with a plurality of limiting grooves 121 for providing detachable installation for the magnetic steels, the installation mode of the magnetic steels in the limiting grooves 121 is mainly insertion installation, and the die b part 2 is provided with a plurality of containing grooves 261 for limiting the magnetic steels and radial compression and ejection of the magnetic steels in the containing grooves 261.

Referring to fig. 1 and 2, the mold a part 1 comprises a positioning frame 11 in a circular ring shape and a chuck 12 in a circular ring shape, the positioning frame 11 and the chuck 12 are coaxially and relatively rotatably installed, the chuck 12 is positioned in an inner hole of the positioning frame 11, when the mold is installed and used, the positioning frame 11 is fixedly installed on a workbench, the chuck 12 and the positioning frame 11 are relatively rotatably installed, the chuck 12 is rotatably installed on the workbench, the positioning frame 11 is provided with a through annular avoidance groove 111 in the radial direction, the periphery of the positioning frame 11 is provided with a lug 112, the lug 112 is provided with a positioning hole 113 for detachably installing the positioning frame 11, the peripheral wall of the chuck 12 is provided with a plurality of limiting grooves 121, the width of the limiting grooves 121 is the same as the width of the avoidance groove 111 and is suitable for being inserted, the depth of the avoidance groove 111 is smaller than the length of magnetic steel, the limiting grooves 121 are in a groove shape with one side open, the end face of the chuck 12 is provided with a mounting hole 122 for detachably installing the chuck 12 on a power rotating part, the magnetic steel can be sequentially installed by the avoidance groove 111 through the specific structure of the mold a part 1, and the magnetic steel can be quickly installed by the avoidance groove 111 when the magnetic steel is installed, the magnetic steel can be simply shifted, but the magnetic steel can be quickly installed.

Referring to fig. 3-7, the mold b 2 includes an annular ring cover 23, a top cover 22 detachably mounted on the top of the ring cover 23, a receiving plate 26 mounted on the bottom of the ring cover 23, and a clamping portion 25, wherein a plurality of circular through holes are formed in the side wall of the ring cover 23, which is favorable for improving heat dissipation efficiency, the clamping portion 25 includes a flange 251 and a plurality of elastic plates 252 with one ends connected to the flange 251 and arranged perpendicular to the flange 251, the elastic plates 252 are circumferentially arranged on the flange 251, arc holes are formed at the connection positions between two root portions of the elastic plates 252 of the clamping portion 25, which is favorable for improving the elasticity of the elastic plates 252, protrusions are formed on the inner side walls of the free ends of the elastic plates 252, the protrusions are in the shape of arc protrusions or inclined protrusions with smaller and smaller slopes along the free ends towards the flange 251, the flange 251 is mounted between the bottom of the ring cover 23 and the top end of the receiving plate 26, gaps for the push rod 242 of the push rod seat 24 are formed between the elastic plates 241 and the inner walls of the receiving plate 26, the disc 241 of the push rod seat 24 is located above the clamping portion 25, and a plurality of elastic members 241 are independently sleeved on the top surfaces of the push rod 242 (the elastic members 241 are shown in the drawing), and the elastic members 241 are not shown in the drawing), and the elastic members are connected to the top of the tension springs and the top portions are not shown, and the top of the top portions are fixed to the top portions of the top and are fixed to the top portions of the top portions. The free end of the push rod 242 is provided with a rubber pad, the damage of the push rod 242 to the magnetic steel is avoided, the bottom surface of the top cover 22 is provided with the linear driving part 21, the linear driving part 21 adopts a linear motor or a linear cylinder or a hydraulic cylinder, the power end of the linear driving part is fixedly provided with the extrusion disc 27, the outer diameter of the extrusion disc 27 is smaller than the circumferential diameter of the inner side wall of the elastic sheet 252 of the clamping part 25, the circumferential diameter of the outer side wall of the elastic sheet 252 of the clamping part 25 is smaller than the inner side wall of the receiving disc 26, when the extrusion disc 27 descends to the inner side of the free end of the elastic sheet 252, the outer circumferential wall of the elastic sheet 252 extrudes the elastic sheet 252 to press the magnetic steel in the receiving groove 261 of the receiving disc 26, the specific structure of the die b part 2 is arranged, when the linear driving part 21 is used, the linear driving part 1 stretches into the receiving groove 261 to press the push rod 242, the linear driving part 21 drives the extrusion disc 252 to descend to press the magnetic steel in the receiving groove 252, the magnetic steel in the receiving groove 261, when the magnetic steel is withdrawn, the elastic sheet 252 is withdrawn, the pressure of the elastic sheet 252 on the receiving disc 26 is removed, and the push force of the magnetic steel is removed under the action of the elastic sheet 242, and the action of pushing the magnetic steel out of the receiving groove 261 is completed.

When the mold is used for assembling the magnetic steel of the motor, the positioning frame 11 is fixedly arranged on a workbench, the chuck 12 is rotatably arranged on the workbench and is coaxially arranged with the positioning frame 11, the magnetic steel is orderly arranged in the limiting groove 121 on the mold a part 1 in sequence by means of a manipulator, each time one magnetic steel sheet is inserted, the chuck 12 rotates by an angle to shield the upper surface of the magnetic steel sheet, when the mold a part 1 is filled with the magnetic steel sheet, the bearing disc 26 of the mold b part 2 is aligned with the chuck 12 of the mold a part 1 by means of the manipulator, at the moment, the part of the magnetic steel, which is exposed out of the chuck 12, stretches into the accommodating groove 261 of the bearing disc 26 of the mold b part 2 and extrudes the free end of the push rod 242, at the moment, the linear driving part 21 acts to enable the extrusion disc 27 to descend to the inner side wall of the clamping part 25 to enable the elastic sheet 252 to extrude the magnetic steel in the accommodating groove 261, the magnetic steel is clamped and fixed, and when the discharging is needed, the linear driving part 21 withdraws the extrusion disc 27, and the push rod 242 pushes the magnetic steel out of the accommodating groove 261 under the action of the tension spring, so as to finish discharging.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. 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 utility model 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.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (9)

1. The utility model provides a motor magnet steel piece assembling die, its characterized in that, including mould a portion (1) and mould b portion (2) that the cooperation was used, mould a portion (1) have a plurality of be used for providing demountable installation's spacing groove (121) for the magnet steel, mould b portion (2) have a plurality of be used for spacing holding tank (261) to the magnet steel and be used for radially compressing tightly and ejecting the magnet steel in holding tank (261).

2. The motor magnetic steel sheet assembling die according to claim 1, wherein the die a part (1) comprises a locating frame (11) and a chuck (12), the locating frame (11) and the chuck (12) are coaxially and relatively rotatably installed, the chuck (12) is located in an inner hole of the locating frame (11), the locating frame (11) is arranged to be annular, a through annular avoidance groove (111) is formed in the radial direction, a plurality of limit grooves (121) are formed in the peripheral wall of the chuck (12), and the limit grooves (121) are in a groove shape with one side open.

3. The assembly mold for the magnetic steel sheet of the motor according to claim 2, wherein the mold b part (2) comprises a ring cover (23), a top cover (22) arranged at the top of the ring cover (23), a receiving disc (26) arranged at the bottom of the ring cover (23) and a clamping part (25), the clamping part (25) comprises a flange (251) and a plurality of elastic pieces (252) with one ends connected to the flange (251) and arranged vertically to the flange (251), the elastic pieces (252) are circumferentially arranged on the flange (251), the flange (251) is arranged between the bottom end of the ring cover (23) and the top end of the receiving disc (26), a gap for the push rod (242) of a push rod seat (24) to slide in a non-contact manner is arranged between the elastic pieces (252) and the inner wall of the receiving disc (242) of the push rod seat (26), a plurality of elastic pieces independently sleeved on the top surface of the push rod (242) are arranged between the bottom surface of the push rod seat (24) and the disc (241), the top cover (22) is arranged on the bottom surface of the top cover (22), the linear pressing part (21) is arranged on the inner side of the linear pressing part (27), the linear pressing part (27) is arranged on the diameter of the inner side of the elastic pieces (27), the diameter of the circumference of the outer side wall of the elastic piece (252) of the clamping part (25) is smaller than the diameter of the inner side wall of the receiving disc (26), and when the extruding disc (27) descends to the inner side of the free end of the elastic piece (252), the outer peripheral wall of the extruding disc extrudes the elastic piece (252) to enable the elastic piece to press the magnetic steel in the receiving groove (261) of the receiving disc (26).

4. A motor magnetic steel sheet assembling die according to claim 3, wherein the inner side wall of the free end of the elastic sheet (252) is provided with a bulge, and the bulge is in the shape of an arc surface bulge or an inclined surface bulge with smaller gradient along the free end towards the flange (251).

5. A motor magnet steel sheet assembling die according to claim 4, wherein the elastic member is a tension spring which functions to make the distance between the push rod (242) portion and the holding portion (25) tend to be smaller and smaller.

6. A motor magnetic steel sheet assembling die according to claim 3, wherein a plurality of circular through holes are formed in the side wall of the ring cover (23).

7. The assembly die for the motor magnetic steel sheet according to claim 2, wherein lugs (112) are arranged on the periphery of the positioning frame (11), positioning holes (113) for detachably mounting the positioning frame (11) are formed in the lugs (112), and mounting holes (122) for detachably mounting the chuck (12) on the power rotating component are formed in the end face of the chuck (12).

8. A motor magnetic steel sheet assembling die according to claim 3, wherein the connection between every two root parts of the elastic sheet (252) of the clamping part (25) is provided with an arc hole.

9. A motor magnet steel sheet assembling die according to claim 3, wherein a rubber pad is mounted on a free end of the push rod (242).