CN210780457U - Protruding formula permanent magnet rotor processing equipment of tombarthite permanent magnet synchronous motor - Google Patents
Protruding formula permanent magnet rotor processing equipment of tombarthite permanent magnet synchronous motor Download PDFInfo
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- CN210780457U CN210780457U CN201921329943.3U CN201921329943U CN210780457U CN 210780457 U CN210780457 U CN 210780457U CN 201921329943 U CN201921329943 U CN 201921329943U CN 210780457 U CN210780457 U CN 210780457U
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Abstract
A protruding permanent magnet rotor processing device of a rare earth permanent magnet synchronous motor comprises a pressure head, an upper sliding seat, a base and an outward-expanding mechanism, wherein the pressure head is arranged at the top of the upper sliding seat; the bottom of the pressure head is connected with the top of the upper sliding seat through a plurality of connecting rods, a small pressure plate is arranged between the connecting rods, the top of the small pressure plate is connected with the bottom surface of the pressure head through a pressure plate spring, four pull rods are further arranged at four corners of the top of the small pressure plate, and the pull rods are inserted into the pressure head; the outward-expanding mechanism comprises a cylinder body, a conical head, a pressure rod, a push sheet, an outward-expanding sheet and a return spring; the utility model discloses a cooperation of jumper bar and the mechanism that opens outward carries on spacingly and opens outward to multilayer silicon steel sheet when rotor silicon steel sheet is folded and is pressed, improves processingquality.
Description
Technical Field
The utility model belongs to the technical field of the permanent-magnet machine technique and specifically relates to a tombarthite permanent magnet synchronous motor's protruding formula permanent magnet rotor processing equipment.
Background
The rare-earth permanent magnet motor has the same working principle as an electrically excited synchronous motor, and is different from the electrically excited synchronous motor in that the rare-earth permanent magnet motor is excited by replacing an excitation winding with a permanent magnet. When three-phase alternating current with the frequency f is introduced into three-phase stator windings (with the difference of 120 degrees in electrical angle) of the permanent magnet motor, a rotating magnetic field which is pushed at a synchronous rotating speed is generated. Under the steady state condition, the main pole magnetic field rotates synchronously along with the rotating magnetic field, so the rotating speed of the rotor is also synchronous, the rotating magnetic field of the stator and the main pole magnetic field established by the permanent magnet are kept relatively static, and the rotating magnetic field of the stator and the main pole magnetic field interact with each other to generate electromagnetic torque to drive the motor to rotate and perform energy conversion.
Compared with the traditional electric excitation motor, the permanent magnet motor, especially the rare earth permanent magnet motor has simple structure and reliable operation; the volume is small and the weight is light; the loss is small, and the efficiency is high; the shape and the size of the motor can be flexible and diversified, and the like. Therefore, the application range is extremely wide and almost extends to various fields of aerospace, national defense, industrial and agricultural production and daily life.
The difference between the permanent magnet synchronous motor and the common asynchronous motor is that the rotor structure is adopted, the permanent magnet magnetic poles are installed on the rotor, a permanent magnet rotor core still needs to be formed by stacking silicon steel sheets, the protruding permanent magnet rotor is only provided with a hole position in the center, and the problem of silicon steel sheet deviation easily occurs when silicon steel sheets are stacked in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a carry out spacing and outer expanding to multilayer silicon steel sheet, improve processingquality's tombarthite permanent magnet synchronous motor's protruding formula permanent magnet rotor processing equipment.
In order to achieve the above object, the utility model provides a following technical scheme: a protruding permanent magnet rotor processing device of a rare earth permanent magnet synchronous motor comprises a pressure head, an upper sliding seat, a base and an outward-expanding mechanism, wherein the pressure head is arranged at the top of the upper sliding seat;
the bottom of the pressure head is connected with the top of the upper sliding seat through a plurality of connecting rods, a small pressure plate is arranged between the plurality of connecting rods, the top of the small pressure plate is connected with the bottom surface of the pressure head through a pressure plate spring, four pull rods are further arranged at four corners of the top of the small pressure plate, the pull rods are inserted into the pressure head, a piston is arranged at the upper end of each pull rod, a blind hole in clearance fit with the piston is formed in the pressure head, a retaining ring in clearance fit with the pull rods is arranged at the bottom of the blind hole, and the inner; the bottom of the small pressing plate is fixedly connected with a punch, the punch penetrates through the upper sliding seat, and a through hole in clearance fit with the punch is formed in the upper sliding seat. The pressure head drives the upper sliding seat to move up and down through the connecting rod, the plunger rod moves down along with the pressure head when moving down, the plunger rod can bear a reaction force when being punched into the external expanding mechanism, and the spring is compressed to enable the pressure applied by the plunger rod to the external expanding mechanism to be the elastic force of the spring instead of the pressure head, so that the pressure applied by the external expanding mechanism is reduced, and the damage to the external expanding mechanism is avoided.
When the pressure head moves upwards, the piston is limited by the baffle ring, so that the pull rod and the small pressure plate can be driven to move upwards through the piston.
It includes the barrel to open the mechanism outward, the conical head, the depression bar, the ejector pad, open piece and reset spring outward, the top of base is located to the barrel, the inside of barrel is equipped with two conical heads, through compression linkage between two conical heads, be equipped with reset spring between the bottom of the conical head of below and the base, the conical head wholly is inverted circular truncated cone, the outside of conical head is equipped with the ejector pad that the even annular array of a plurality of distributes, the inner of ejector pad is equipped with the slider, the periphery of conical block be equipped with slider complex spout, the slider inlays in this spout, be equipped with the bar hole that a plurality of and ejector pad correspond on the barrel, it is downthehole that this bar is located to the ejector pad, open the piece outward in the outside connection of ejector pad, the quantity of open the piece is the same with the ejector.
The drift promotes the cone of top and moves down, the cone of top passes through the cone of depression bar promotion below and moves down, because the partial diameter grow with the push jack contact, consequently can promote the push jack and move to the outside and stretch out the barrel, promote the outward movement of outer piece, the drift upwards resets the back, reset spring release elasticity promotes cone rebound and resets, when the cone shifts up because the partial diameter with the push jack contact is less, and the slider of push jack slides along the spout this moment and can drive the push jack and move inwards and withdraw the barrel, it moves to the inside side to drive outer piece.
As a further aspect of the present invention: and the top of the pressure head is fixedly connected with a piston rod of the hydraulic cylinder.
As a further aspect of the present invention: the sliding groove on the conical head is arranged along a bus.
As a further aspect of the present invention: the outer expansion sheet is respectively connected with one push sheet on the two conical heads.
As a further aspect of the present invention: the cross section of the outer expanding sheet is arc-shaped.
As a further aspect of the present invention: the punch rod is in clearance fit with the cylinder body.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model limits the multi-layer silicon steel sheets when the rotor silicon steel sheets are laminated through the cooperation of the punch rod and the external expanding mechanism, thereby avoiding the deviation;
the utility model discloses a cooperation of jumper bar and external tension mechanism carries out external tension to multilayer silicon steel sheet when rotor silicon steel sheet is folded and is pressed, avoids silicon steel sheet inner wall to warp.
Drawings
Fig. 1 is a schematic structural diagram of the present invention in the first embodiment;
fig. 2 is a schematic view of an internal structure of the flaring mechanism according to the first embodiment of the present invention;
fig. 3 is a schematic structural view of a cone head, a push plate and an outward-extending plate according to the first embodiment of the present invention;
fig. 4 is a schematic structural view of an outward-opening sheet according to the first embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1-4, in an embodiment of the present invention, a protruding permanent magnet rotor processing apparatus for a rare earth permanent magnet synchronous motor includes a pressing head 1, an upper slide 2, a base 3, and an extension mechanism 4, where the pressing head 1 is disposed at the top of the upper slide 2, the base 3 is disposed below the upper slide 2, the extension mechanism 4 is disposed at the center of the top of the base 3, the top of the base 3 is provided with four slide guide rods 5, the slide guide rods 5 penetrate through four corners of the upper slide 2, and the upper slide 2 is provided with through holes in clearance fit with the slide guide rods 5;
the bottom of the pressure head 1 is connected with the top of the upper sliding seat 2 through a plurality of connecting rods, a small pressure plate 6 is arranged between the plurality of connecting rods, the top of the small pressure plate 6 is connected with the bottom surface of the pressure head 1 through a pressure plate spring 7, four pull rods 8 are further arranged at four corners of the top of the small pressure plate 6, the pull rods 8 are inserted into the pressure head 1, a piston is arranged at the upper end of each pull rod 8, a blind hole in clearance fit with the piston is formed in the pressure head 1, a retaining ring in clearance fit with the pull rods 8 is arranged at the bottom of the blind hole, and; the bottom of the small pressing plate 6 is fixedly connected with a punch 20, the punch 20 penetrates through the upper sliding seat 2, and a through hole in clearance fit with the punch 20 is formed in the upper sliding seat 2. The pressure head 1 drives the upper sliding seat 2 to move up and down through the connecting rod, the punch stem 20 moves down along with the pressure head 1, the punch stem 20 is subjected to a reaction force when rushing into the outward-opening mechanism 4, the spring is compressed at the moment, the pressure given to the outward-opening mechanism 4 by the punch stem 20 is the elastic force of the spring, the pressure not applied to the pressure head 1 is reduced, and the outward-opening mechanism 4 is prevented from being damaged.
When the pressure head 1 moves upwards, the piston is limited by the baffle ring, so that the pull rod 8 and the small pressure plate 6 are driven to move upwards through the piston.
The punch 20 pushes the upper conical head 10 to move downwards, the upper conical head 10 pushes the lower conical head 10 to move downwards through the pressing rod 11, the diameter of a part in contact with the push sheet 12 is increased, the push sheet 12 can be pushed to move outwards to extend out of the cylinder 9, the outer sheet 13 is pushed to move outwards, after the punch 20 resets upwards, the reset spring 14 releases elastic force to push the conical head 10 to move upwards to reset, when the conical head 10 moves upwards, the diameter of the part in contact with the push sheet 12 is smaller, and at the moment, the sliding block of the push sheet 12 slides along the sliding groove to drive the push sheet 12 to move inwards to retract the cylinder 9, and the outer sheet 13 is driven to move inwards.
The top of the pressure head 1 is fixedly connected with a piston rod of the hydraulic cylinder. The hydraulic cylinder provides power, the cylinder body of the hydraulic cylinder is installed on the rack through the cylinder seat, and the hydraulic cylinder is connected with the hydraulic station through a pipeline and a valve.
The sliding groove on the conical head 10 is arranged along the generatrix.
The outward sheets 13 are respectively connected with the pushing sheets 12 on the two conical heads 10.
The cross section of the outer expanding sheet 13 is arc-shaped.
The plunger 20 is in clearance fit with the barrel 9.
The utility model discloses a structural feature and theory of operation: sleeving a plurality of silicon steel sheets on a cylinder 9, attaching an outer sheet 13 to the cylinder 9 at the moment, then moving a pressure head 1 downwards, pushing an upper sliding seat 2 to move downwards to stack the silicon steel sheets, meanwhile, pushing a punch 20 to move downwards to enter the cylinder 9 by a small pressure plate 6, pushing a conical head 10, enabling the outer sheet 13 to move outwards to abut against the inner wall of the silicon steel sheets, and avoiding the deformation of the inner wall of the silicon steel sheets while keeping the positioning of the silicon steel sheets;
after the lamination is finished, the pressing head 1 moves upwards to drive the upper sliding seat 2 to reset, and drives the punch 20 to reset.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A protruding permanent magnet rotor processing device of a rare earth permanent magnet synchronous motor is characterized by comprising a pressure head, an upper sliding seat, a base and an outward-expanding mechanism, wherein the pressure head is arranged at the top of the upper sliding seat;
the bottom of the pressure head is connected with the top of the upper sliding seat through a plurality of connecting rods, a small pressure plate is arranged between the plurality of connecting rods, the top of the small pressure plate is connected with the bottom surface of the pressure head through a pressure plate spring, four pull rods are further arranged at four corners of the top of the small pressure plate, the pull rods are inserted into the pressure head, a piston is arranged at the upper end of each pull rod, a blind hole in clearance fit with the piston is formed in the pressure head, a retaining ring in clearance fit with the pull rods is arranged at the bottom of the blind hole, and the inner; the bottom of the small pressing plate is fixedly connected with a punch, the punch penetrates through the upper sliding seat, and a through hole in clearance fit with the punch is formed in the upper sliding seat;
it includes the barrel to open the mechanism outward, the conical head, the depression bar, the ejector pad, open piece and reset spring outward, the top of base is located to the barrel, the inside of barrel is equipped with two conical heads, through compression linkage between two conical heads, be equipped with reset spring between the bottom of the conical head of below and the base, the conical head wholly is inverted circular truncated cone, the outside of conical head is equipped with the ejector pad that the even annular array of a plurality of distributes, the inner of ejector pad is equipped with the slider, the periphery of conical block be equipped with slider complex spout, the slider inlays in this spout, be equipped with the bar hole that a plurality of and ejector pad correspond on the barrel, it is downthehole that this bar is located to the ejector pad, open the piece outward in the outside connection of ejector pad, the quantity of open the piece is the same with the ejector.
2. The apparatus of claim 1, wherein a top of the ram is fixedly connected to a piston rod of a hydraulic cylinder.
3. The apparatus of claim 1, wherein the sliding groove of the conical head is disposed along a bus.
4. The apparatus of claim 1, wherein the outer expanding piece is connected to a pushing piece of each of the two conical heads.
5. The apparatus of claim 1, wherein the cross-section of the outward-extending piece is arc-shaped.
6. The apparatus of claim 1, wherein the plunger is in clearance fit with the barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921329943.3U CN210780457U (en) | 2019-08-16 | 2019-08-16 | Protruding formula permanent magnet rotor processing equipment of tombarthite permanent magnet synchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921329943.3U CN210780457U (en) | 2019-08-16 | 2019-08-16 | Protruding formula permanent magnet rotor processing equipment of tombarthite permanent magnet synchronous motor |
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| CN210780457U true CN210780457U (en) | 2020-06-16 |
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| CN201921329943.3U Active CN210780457U (en) | 2019-08-16 | 2019-08-16 | Protruding formula permanent magnet rotor processing equipment of tombarthite permanent magnet synchronous motor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492702A (en) * | 2019-08-16 | 2019-11-22 | 江西森阳科技股份有限公司 | A kind of convex type p-m rotor process equipment of rare-earth permanent-magnet synchronous motor |
-
2019
- 2019-08-16 CN CN201921329943.3U patent/CN210780457U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492702A (en) * | 2019-08-16 | 2019-11-22 | 江西森阳科技股份有限公司 | A kind of convex type p-m rotor process equipment of rare-earth permanent-magnet synchronous motor |
| CN110492702B (en) * | 2019-08-16 | 2024-04-09 | 江西森阳科技股份有限公司 | Protruding permanent magnet rotor processing equipment of rare earth permanent magnet synchronous motor |
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