CN210586778U

CN210586778U - Motor rotor folds and presses device

Info

Publication number: CN210586778U
Application number: CN201921577008.9U
Authority: CN
Inventors: 万夏军
Original assignee: Ninghai Ruixin Mould Co ltd
Current assignee: Ninghai Ruixin Mould Co ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-05-22
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses an electric motor rotor folds pressure equipment and puts, including uide bushing and ejecting subassembly, the uide bushing be equipped with can with scattered piece interference fit's trepanning, ejecting subassembly is located the uide bushing below, ejecting subassembly includes top, base and power component, top and base swing joint reserve changeable clearance between top and the base, base and power component rigid coupling, the top can carry out the coincide with the uide bushing bottom. The utility model has the advantages of simple structure and reasonable design ingenious, can be applicable to the scattered piece stamping die of rotor, and then reduce the time of the regular coincide piece that looses of manual work, improve the machining efficiency of rotor. The trepanning in the uide bushing is used for locking the scattered piece, and only receiving under impact pressure at the scattered piece, the scattered piece just can fall, reserves changeable clearance between top and the base and plays the cushioning effect, reduces the impact pressure that the base received.

Description

Motor rotor folds and presses device

Technical Field

The utility model belongs to the technical field of electric motor rotor makes and specifically relates to an electric motor rotor folds and presses device is related to.

Background

The motor rotor is formed by overlapping a plurality of scattered sheets made of metal materials, and the scattered sheets are processed by a stamping die. The following two processing methods are generally used for the conventional rotor: 1. stamping the material belt by adopting a single-stamping die to obtain scattered sheets one by one, and manually arranging, weighing and overlapping the scattered sheets one by one; 2. and stamping the material belt by adopting a progressive die to obtain a complete rotor.

The first mode is adopted for processing, the subsequent process of arranging the scattered sheets is more, the labor force of workers is increased, and therefore the production cost is improved; if the second middle mode is adopted for processing, the obtained rotor is deformed due to repeated stamping, the rotor generally presents a bowl-shaped form and looks very uneven, an oil pressure press and a shaping tool are required to perform secondary correction on the rotor, and therefore the production cost of the product is greatly increased.

In view of the above, those skilled in the art have devised a laminating apparatus for use in a stamping die.

Disclosure of Invention

The utility model aims to solve the technical problem that a motor rotor folds and presses device is provided, through the scattered piece of stamping die punching press out predetermined number, the rethread should fold and press the device to carry out a plurality of scattered pieces regular fold and press into off-the-shelf rotor.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a motor rotor folds pressure equipment and puts, includes uide bushing and ejecting subassembly, the uide bushing be equipped with can with scattered piece interference fit's trepanning, ejecting subassembly locate the uide bushing below, ejecting subassembly include top, base and power component, top and base swing joint, top and base between reserve changeable clearance, base and power component rigid coupling, the top can carry out the coincide with the uide bushing bottom.

The utility model discloses further preferred scheme: the uide bushing including being cylindric base, trepanning inner wall inlay and be equipped with the panel of a plurality of metal materials.

The utility model discloses further preferred scheme: the plurality of inlaid strips are arranged circumferentially at preset intervals.

The utility model discloses further preferred scheme: and a spring is arranged between the top of the base and the bottom of the top.

The utility model discloses further preferred scheme: the base is detachably connected with the top through a bolt, the base is movably sleeved outside the bolt, and the upper end of the bolt is in threaded connection with the top.

The utility model discloses further preferred scheme: the ejection assembly further comprises a T-shaped support sleeve, the support sleeve is sleeved outside the bolt, and the top of the support sleeve abuts against the bottom of the ejection head.

The utility model discloses further preferred scheme: the base is provided with a through hole which penetrates through the base from top to bottom, the supporting sleeve is movably arranged in the through hole, and the upper end of the supporting sleeve penetrates out of the top of the base and is connected with the bottom of the ejector.

The utility model discloses further preferred scheme: the reserved gap between the top and the base refers to the vertical distance between the top surface of the support sleeve and the top surface of the base.

The utility model discloses further preferred scheme: the spring is sleeved at the upper end of the supporting sleeve.

The utility model discloses further preferred scheme: the power assembly comprises an oil cylinder, and the oil cylinder comprises a piston rod connected with the base.

Compared with the prior art, the utility model has the advantages of simple structure, reasonable in design are ingenious, can be applicable to the scattered piece stamping die of rotor, and then reduce the time of the regular coincide piece that looses of manual work, improve the machining efficiency of rotor. The trepanning in the uide bushing is used for locking the scattered piece, and only receiving under impact pressure at the scattered piece, the scattered piece just can fall, reserves changeable clearance between top and the base and plays the cushioning effect, reduces the impact pressure that the base received.

Drawings

FIG. 1 is a schematic view of a female mold structure;

FIG. 2 is a schematic view of a structure of a guide sleeve;

FIG. 3 is a schematic structural view of the ejection assembly;

FIG. 4 is a first schematic structural diagram of the present invention;

fig. 5 is a schematic structural diagram of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 5: the utility model provides a motor rotor folds pressure equipment and puts, includes uide bushing 1 and ejecting subassembly 3, uide bushing 1 be equipped with can with 111 interference fit's trepanning 2 scattered, ejecting subassembly 3 locates uide bushing 1 below, ejecting subassembly 3 includes top 31, base 32 and power component 33, top 31 and base 32 swing joint, reserve variable clearance 4 between top 31 and the base 32, base 32 and power component 33 rigid coupling, top 31 can carry out the coincide with uide bushing 1 bottom.

The guide sleeve 1 comprises a cylindrical base 11, and a plurality of metal inlaid strips 12 are embedded in the inner wall of the sleeve hole 2. The base 11 is made of Cr12MoV with the hardness of HRC 62-64, the gib 12 is made of hard alloy with the hardness of 89HRA or more, and the service lives of the two are long.

A plurality of the gibs 12 are arranged circumferentially at predetermined intervals.

A spring 5 is arranged between the top of the base 32 and the bottom of the top 31. The spring 5 is arranged between the base 32 and the bottom of the top 31, so that the buffer effect is achieved, and the impact force on the base 32 is reduced.

The base 32 is detachably connected with the top 31 through a bolt 6, the base 32 is movably sleeved on the bolt 6, and the upper end of the bolt 6 is in threaded connection with the top 31.

The ejection assembly 3 further comprises a support sleeve 34 in a "T" shape, the support sleeve 34 is sleeved on the bolt 6, and the top of the support sleeve 34 abuts against the bottom of the ejector head 31.

The base 32 is provided with a through hole which penetrates through the base up and down, the support sleeve 34 is movably arranged in the through hole, and the upper end of the support sleeve 34 penetrates out of the top of the base 32 to be connected with the bottom of the top head 31. The base 32 can slide up and down on the support sleeve 34.

The gap 4 reserved between the top 31 and the bottom 32 is the vertical distance between the top of the support sleeve 34 and the top of the bottom 32. The base 32 slides up and down on the support sleeve 34 to effect a change in the gap 4.

The spring 5 is sleeved on the upper end of the supporting sleeve 34.

The power assembly 33 includes a cylinder including a piston rod 341 connected to the base 32.

The device is used in a punching die for rotor loose sheets 111, the punching die for the rotor loose sheets 111 comprises a male die and a female die 301, a discharge hole 302 is formed in the female die 301, a guide sleeve 1 is arranged at the bottom of the female die 301, the discharge hole 302 is coaxial with a sleeve hole 2, an ejection assembly 3 is arranged below the guide sleeve 1, a top head 31 abuts against the bottom of a base 11, the male die and the female die 301 are matched to punch the loose sheets 111, the loose sheets 111 fall into the sleeve hole 2 from the discharge hole 302, and the loose sheets 111 finally fall on the top head 31 under the impact of the male die, wherein the base 32 descends for a preset distance when the male die and the female die 301 are matched once (namely the male die impacts the female die 301 once), until the height of the overlapped loose sheets 111 reaches the preset height, a control oil cylinder pushes a piston rod 341 to move upwards, the piston rod 341 pushes the base 32, and the top head 31 ejects the overlapped rotor upwards.

When the punch impacts the loose piece 111 to the top 31 in the contact process, the top surface of the loose piece 111 bears the impact force of the punch, the bottom surface of the loose piece 111 bears the upward jacking force (provided by oil pressure in an oil cylinder) of the top 31, and the loose piece 111 is extruded for the second time, so that the flatness of the loose piece 111 is ensured.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a motor rotor folds pressure equipment, its characterized in that includes uide bushing and ejecting subassembly, the uide bushing be equipped with can with scattered piece interference fit's trepanning, ejecting subassembly locate the uide bushing below, ejecting subassembly include top, base and power component, top and base swing joint, top and base between reserve changeable clearance, base and power component rigid coupling, the top can carry out the coincide with the uide bushing bottom.

2. The laminating device of the motor rotor according to claim 1, wherein the guide sleeve comprises a cylindrical base, and a plurality of metal gibs are embedded in the inner wall of the sleeve hole.

3. An electric motor rotor lamination apparatus as claimed in claim 2, wherein said plurality of bands are circumferentially arranged at predetermined intervals.

4. An electric motor rotor lamination apparatus as claimed in claim 3, wherein a spring is provided between the top of the base and the bottom of the head.

5. A rotor lamination device according to claim 4, wherein the base is detachably connected to the head by bolts, the base is movably sleeved on the bolts, and the upper ends of the bolts are in threaded connection with the head.

6. A motor rotor lamination device according to claim 5, wherein the ejector assembly further comprises a T-shaped support sleeve, the support sleeve is sleeved on the bolt, and the top of the support sleeve abuts against the bottom of the top.

7. A motor rotor laminating device according to claim 6, wherein the base is provided with a through hole which penetrates through the base from top to bottom, the support sleeve is movably arranged in the through hole, and the upper end of the support sleeve penetrates out of the top of the base and is connected with the bottom of the top.

8. A rotor lamination device according to claim 7, wherein the clearance between the top and the base is the vertical distance between the top of the support sleeve and the top of the base.

9. An electric motor rotor lamination apparatus as claimed in claim 8, wherein said spring is sleeved over said support sleeve.

10. A motor rotor lamination apparatus according to claim 1, wherein the power assembly includes a cylinder, the cylinder including a piston rod connected to the base.