CN218746031U

CN218746031U - Positioning structure for press mounting of motor rotor iron core

Info

Publication number: CN218746031U
Application number: CN202223320810.4U
Authority: CN
Inventors: 徐伟
Original assignee: Changzhou Liangding Motor Parts Manufacturing Co ltd
Current assignee: Changzhou Liangding Motor Parts Manufacturing Co ltd
Priority date: 2022-12-10
Filing date: 2022-12-10
Publication date: 2023-03-28
Anticipated expiration: 2032-12-10

Abstract

The utility model belongs to the technical field of motor assembly tools, in particular to a positioning structure for press mounting of a motor rotor iron core, which comprises a workbench; the lower surface rigid coupling of workstation has the landing leg, the landing leg about the lower surface of workstation sets up the multiunit, the rigid coupling has the magnetic path on the workstation, the locating hole has been seted up on the magnetic path, the locating hole about set up the multiunit on the magnetic path, be provided with the locating lever on the locating hole, the utility model discloses a structural design of magnetic path through placing the iron core on the magnetic path, utilizes magnetism to inhale the principle through the magnetic path and can hold the iron core, passes through the inslot of iron core with inserting the locating lever to can fix a position it, can support the roof through the support, can fix the pneumatic cylinder through the roof, thereby carry out the pressure equipment to the iron core, through this design not only easy operation, can fix a position the iron core fast simultaneously, the staff of being convenient for processes the iron core.

Description

Positioning structure for press mounting of motor rotor iron core

Technical Field

The utility model belongs to the technical field of motor assembly fixture, specific location structure of electric motor rotor iron core pressure equipment that says so.

Background

At present, a rotor of a stepping motor comprises a rotating shaft, a plurality of iron cores and other main parts, a plurality of rotating teeth are arranged on the outer side surface of each iron core, a groove shape is formed between every two adjacent rotating teeth on the same iron core, an angle needs to be staggered between every two adjacent iron cores on the rotor, the requirement on the precision of the angle is very high, the rotor cannot control the accurate angle by naked eyes in the manufacturing process, once the staggered angle error is large, the motor is seriously influenced to output power in the running process, the output power is reduced, and the running noise of the motor is large and the phenomenon of imbalance is generated.

A chinese patent with publication number CN202978621U discloses a press-fitting positioning tool for a brushless motor chute stator core, which comprises a positioning pin A, a positioning base, a lower baffle, a positioning pin B, a positioning mandrel, a screw, an upper baffle, a leaf spring, a positioning key and strip-shaped magnetic steel, wherein a positioning hole is formed in the positioning base, a positioning boss is arranged at the end part of the positioning mandrel, a guide groove and a strip-shaped magnetic steel mounting groove which are axially distributed and mutually communicated are formed in the positioning mandrel, the upper end face of the strip-shaped magnetic steel is mounted on the leaf spring and is mounted in the strip-shaped magnetic steel mounting groove together with the strip-shaped magnetic steel, the positioning key is placed in the guide groove, and an arch part is arranged on the leaf spring. The utility model has the advantages that: by adopting the tool for press mounting, visual errors do not exist any more, the angle positions of the pressed stator are accurate and consistent, the angle deviation is not more than +/-1, the positions of the iron core and the casing are ensured, the angle deviation of the press mounting of the stator iron core of the skewed slot is reduced, and the tool has the characteristics of simple structure and convenience in operation.

Among the prior art, in long-time use observation, discover current iron core carrying out the pressure equipment in-process, the operation is too troublesome, and be not convenient for fix a position the iron core, thereby be not convenient for carry out the pressure equipment to the iron core, and simultaneously, above-mentioned device can not carry out the centre gripping location to the iron core, thereby lead to the in-process at the pressure equipment easily, the iron core takes place to remove, the processingquality has been reduced, when current device carries out the centre gripping location to the iron core simultaneously, can not cushion the iron core, thereby lead to too big damage to the iron core surface because of the power when the iron core carries out the centre gripping easily, and above-mentioned device can not clear up the dust and the impurity on iron core surface, thereby reduce the life of iron core.

Therefore, the utility model provides a location structure of electric motor rotor iron core pressure equipment.

SUMMERY OF THE UTILITY MODEL

To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a positioning structure for press mounting of an iron core of a motor rotor, which comprises a workbench; the lower surface rigid coupling of workstation has the landing leg, the landing leg about the lower surface of workstation sets up the multiunit, the rigid coupling has the magnetic path on the workstation, the locating hole has been seted up on the magnetic path, the locating hole about set up the multiunit on the magnetic path, be provided with the locating lever on the locating hole, the locating lever with the connected mode of locating hole is threaded connection, one side rigid coupling of workstation has the support, the rigid coupling has the roof on the support, be provided with the pneumatic cylinder on the roof, the pneumatic cylinder run through in the roof, in operation can support the workstation through the landing leg, through placing the iron core on the magnetic path, utilizes magnetism to inhale the iron core through the magnetic path principle, passes the inslot of iron core through inserting the locating hole with the locating lever to can fix a position it, can support the roof through the support, can fix the pneumatic cylinder through the roof to press fitting the iron core, through this design not only easy operation, can fix a position the iron core fast simultaneously, the staff of being convenient for processes the iron core.

Preferably, be provided with driving motor on the workstation, driving motor about the symmetry sets up two sets ofly on the workstation, driving motor's output rigid coupling threaded rod, the other end of threaded rod is connected with the grip block, the grip block with the connected mode of threaded rod is threaded connection, and during operation, through driving motor corotation to drive the threaded rod and rotate, rotate through the threaded rod, thereby drive the grip block and remove, thereby remove through the grip block and carry out the centre gripping location to the iron core, can carry out the centre gripping location to the iron core of different models through this design, can prevent that the iron core from taking place to rock through carrying out the centre gripping location to the iron core, avoid rocking and cause the influence to iron core processing.

Preferably, the inside rigid coupling of grip block has the damping rod, the damping rod about the inside of grip block sets up the multiunit, the outside of damping rod is provided with reset spring, the other end of damping rod is connected with the slider, and the during operation mutually supports through reset spring and damping rod, when the grip block carries out the centre gripping to the iron core, utilizes the elasticity of spring to play the effect of buffering to the iron core through the slider, can avoid causing the damage because of power is too big to the iron core surface when the iron core carries out the centre gripping through this design, has improved pressure equipment processingquality.

Preferably, the top rigid coupling of grip block has the swash plate, the rigid coupling has the brush on the swash plate, the brush about set up the multiunit on the swash plate, the during operation, when removing to carry out the centre gripping to the iron core through the grip block, can clear up the iron core surface through the brush on the swash plate when carrying out the centre gripping to the iron core, can clear up iron core surface dust and impurity through this design, improve the life of iron core.

Preferably, the one end of pneumatic cylinder is provided with the snap ring, be provided with adjusting bolt on the snap ring, adjusting bolt extends to the inboard of snap ring, the snap ring with adjusting bolt's connected mode is threaded connection, and the during operation can be fixed the rotor through the snap ring, can change different model rotors through rotating adjusting bolt, can fix the rotor through this design, can also change different model rotors simultaneously, and the staff of being convenient for processes.

Preferably, the chute has been seted up on the magnetic path, the spout has been seted up on the workstation, be provided with on the spout and collect the box, collect the box with the connected mode of spout is sliding connection, it has the handle to collect the rigid coupling on the box, and in the during operation, the dust that uses the brush to clear up iron core surface through the user drops on the magnetic path, and the staff uses the brush to clean dust and impurity to the chute in, and the staff will collect the box through the handle and pull out from the spout, clears up the dust and the impurity of collecting, avoids the user to inhale dust and impurity through this design in the health, causes unnecessary harm, also avoids causing the pollution to ecological environment simultaneously.

The utility model discloses an useful part lies in:

1. the utility model discloses a structural design of magnetic path through placing the iron core on the magnetic path, can hold the iron core through the magnetic path utilization magnetism principle, passes the inslot of iron core through inserting the locating lever locating hole, thereby can fix a position it, can support the roof through the support, can fix the pneumatic cylinder through the roof, thereby carry out the pressure equipment to the iron core, through this design not only easy operation, can fix a position the iron core fast simultaneously, the staff of being convenient for processes the iron core;

2. the utility model discloses a structural design of grip block can carry out the centre gripping location to the iron core of different models through this design, can prevent through carrying out the centre gripping location to the iron core that the iron core from taking place to rock, avoids rocking and causes the influence to the iron core processing.

Drawings

The present invention will be further explained with reference to the accompanying drawings.

Fig. 1 is a schematic perspective view of a first embodiment;

FIG. 2 is a schematic structural view of a collecting box according to the first embodiment;

FIG. 3 is a schematic view of a return spring according to the first embodiment;

FIG. 4 is a schematic cross-sectional view of the interior of the first embodiment;

fig. 5 is a schematic structural view of the rubber pad of the second embodiment.

In the figure: 1. a work table; 11. a support leg; 2. a magnetic block; 21. positioning holes; 22. positioning a rod; 23. a support; 24. a top plate; 25. a hydraulic cylinder; 3. a clamping block; 31. a threaded rod; 4. a sloping plate; 41. a brush; 5. a slider; 51. a damping lever; 52. a return spring; 6. a snap ring; 61. adjusting the bolt; 7. a chute; 71. a chute; 72. a collection box; 73. a handle; 8. and (7) a rubber pad.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further described below with reference to the following embodiments.

Example one

As shown in fig. 1 to 4, a positioning structure for press-fitting a rotor core of an electric motor according to an embodiment of the present invention includes a table 1; the lower surface rigid coupling of workstation 1 has landing leg 11, landing leg 11 about the lower surface of workstation 1 sets up the multiunit, the rigid coupling has magnetic block 2 on the workstation 1, locating hole 21 has been seted up on magnetic block 2, locating hole 21 about set up the multiunit on the magnetic block 2, be provided with locating lever 22 on the locating hole 21, locating lever 22 with the connected mode of locating hole 21 is threaded connection, one side rigid coupling of workstation 1 has support 23, the rigid coupling has roof 24 on support 23, be provided with pneumatic cylinder 25 on the roof 24, pneumatic cylinder 25 run through in roof 24, during operation can support workstation 1 through landing leg 11, through placing the iron core on magnetic block 2, utilizes the principle of magnetism to inhale the iron core through magnetic block 2, through inserting locating lever 22 in the inslot that locating hole 21 passed the iron core to can fix a position it, can support roof 24 through support 23, can fix pneumatic cylinder 25 through roof 24 to press fitting the iron core, through this design easy operation not only, can fix a position the iron core fast, be convenient to the staff processes the iron core.

Be provided with driving motor 32 on the workstation 1, driving motor 32 about the symmetry sets up two sets ofly on the workstation 1, driving motor 32's output rigid coupling threaded rod 31, the other end of threaded rod 31 is connected with grip block 3, grip block 3 with threaded rod 31's connected mode is threaded connection, and the during operation is through driving motor 32 corotation to drive threaded rod 31 and rotate, rotate through threaded rod 31, thereby drive grip block 3 and remove, thereby remove through grip block 3 and carry out the centre gripping location to the iron core, can carry out the centre gripping location to the iron core of different models through this design, can prevent that the iron core from taking place to rock through carrying out the centre gripping location to the iron core, avoid rocking and cause the influence to iron core processing.

The inside rigid coupling of grip block 3 has damping rod 51, damping rod 51 about the inside of grip block 3 sets up the multiunit, damping rod 51's the outside is provided with reset spring 52, damping rod 51's the other end is connected with slider 5, and the during operation mutually supports through reset spring 52 and damping rod 51, when grip block 3 carries out the centre gripping to the iron core, utilizes the elasticity of spring to play the effect of buffering to the iron core through slider 5, can avoid causing the damage because of the power is too big when the iron core carries out the centre gripping through this design to the iron core surface, has improved pressure equipment processingquality.

The top rigid coupling of grip block 3 has swash plate 4, the rigid coupling has brush 41 on the swash plate 4, brush 41 about set up the multiunit on the swash plate 4, the during operation, when removing to carry out the centre gripping to the iron core through grip block 3, can clear up the iron core surface through brush 41 on the swash plate 4 when carrying out the centre gripping to the iron core, can clear up iron core surface dust and impurity through this design, improve the life of iron core.

One end of hydraulic cylinder 25 is provided with snap ring 6, be provided with adjusting bolt 61 on the snap ring 6, adjusting bolt 61 extends to the inboard of snap ring 6, snap ring 6 with adjusting bolt 61's connected mode is threaded connection, and the during operation can be fixed the rotor through snap ring 6, can change different model rotors through rotating adjusting bolt 61, can fix the rotor through this design, can also change different model rotors simultaneously, and the staff of being convenient for processes.

Chute 7 has been seted up on magnetic path 2, spout 71 has been seted up on workstation 1, be provided with on the spout 71 and collect box 72, collect box 72 with spout 71's connected mode is sliding connection, it has handle 73 to collect the last rigid coupling of box 72, and in the during operation, the dust that uses brush 41 to clear up the iron core surface through the user drops on magnetic path 2, and the staff uses the brush to clean dust and impurity in chute 7, and the staff pulls out from spout 71 through handle 73 with collecting box 72, clears up the dust and the impurity of collecting, avoids the user to inhale dust and impurity through this design in the health, causes unnecessary harm, also avoids causing the pollution to the ecological environment simultaneously.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a rubber pad 8 is fixed to a bottom end of the supporting leg 11; during operation, the rubber pad 8 can prevent the equipment from moving, and the design can increase the friction force with the ground and prevent the equipment from deviating.

The operating principle, can support workstation 1 through landing leg 11, through placing the iron core on magnetic path 2, can hold the iron core through the magnetic principle of utilizing magnetism to inhale through magnetic path 2, pass the inslot of iron core through inserting locating lever 22 into locating hole 21, thereby can fix a position it, can support roof 24 through support 23, can fix pneumatic cylinder 25 through roof 24, thereby carry out the pressure equipment to the iron core, through driving motor 32 corotation, thereby drive threaded rod 31 rotates, rotate through threaded rod 31, thereby drive grip block 3 and remove, thereby remove through grip block 3 and carry out the centre gripping location to the iron core, mutually support with damping rod 51 through reset spring 52, when grip block 3 carries out the centre gripping to the iron core, utilize the elasticity of spring to play the effect of buffering to the iron core through slider 5, when removing the iron core through grip block 3 and carrying out the centre gripping, can clear up the iron core surface through brush 41 on swash plate 4 when carrying out the centre gripping to the iron core, can fix the rotor through snap ring 6, can change different users through rotating adjusting bolt 61, carry out the dust removal to the iron core surface through dust collection box with the dust collection chute 7 through the brush that the dust collection personnel can use dust collection chute 73, dust collection device, dust collection chute 71 can be carried out the dust collection with the dust collection to the dust collection iron core through the brush on the brush through the brush 41.

The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.

In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the invention.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A positioning structure for press mounting of a motor rotor iron core comprises a workbench (1); the lower surface rigid coupling of workstation (1) has landing leg (11), landing leg (11) about the lower surface of workstation (1) sets up multiunit, its characterized in that: the fixed connection has magnetic block (2) on workstation (1), locating hole (21) have been seted up on magnetic block (2), locating hole (21) about set up the multiunit on magnetic block (2), be provided with locating lever (22) on locating hole (21), locating lever (22) with the connected mode of locating hole (21) is threaded connection, one side fixed connection of workstation (1) has support (23), the rigid coupling has roof (24) on support (23), be provided with pneumatic cylinder (25) on roof (24), pneumatic cylinder (25) run through in roof (24).

2. The positioning structure for press fitting of the rotor core of the motor according to claim 1, wherein: be provided with driving motor (32) on workstation (1), driving motor (32) about the symmetry sets up two sets ofly on workstation (1), the output rigid coupling threaded rod (31) of driving motor (32), the other end of threaded rod (31) is connected with grip block (3), grip block (3) with the connected mode of threaded rod (31) is threaded connection.

3. The positioning structure for press fitting of the rotor core of the motor according to claim 2, wherein: the inside rigid coupling of grip block (3) has damping rod (51), damping rod (51) about the inside of grip block (3) sets up the multiunit, the outside of damping rod (51) is provided with reset spring (52), the other end of damping rod (51) is connected with slider (5).

4. The positioning structure for press fitting of the motor rotor core according to claim 3, wherein: the top rigid coupling of grip block (3) has swash plate (4), the rigid coupling has brush (41) on swash plate (4), brush (41) about set up the multiunit on swash plate (4).

5. The positioning structure for press fitting of the rotor core of the motor according to claim 4, wherein: one end of hydraulic cylinder (25) is provided with snap ring (6), be provided with adjusting bolt (61) on snap ring (6), adjusting bolt (61) extend to the inboard of snap ring (6), snap ring (6) with the connected mode of adjusting bolt (61) is threaded connection.

6. The positioning structure for press fitting of the rotor core of the motor according to claim 5, wherein: the magnetic block (2) is provided with a chute (7), the workbench (1) is provided with a chute (71), the chute (71) is provided with a collection box (72), the collection box (72) is connected with the chute (71) in a sliding manner, and the collection box (72) is fixedly connected with a handle (73).