CN210790824U - Mounting device for motor bearing - Google Patents
Mounting device for motor bearing Download PDFInfo
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- CN210790824U CN210790824U CN201921950236.6U CN201921950236U CN210790824U CN 210790824 U CN210790824 U CN 210790824U CN 201921950236 U CN201921950236 U CN 201921950236U CN 210790824 U CN210790824 U CN 210790824U
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Abstract
The utility model provides a mounting device of a motor bearing, which relates to the technical field of bearing mounting equipment and comprises a support frame, a precession mechanism and a press-fitting piece, wherein the support frame is used for being fixed on a shell of a motor, the precession mechanism is connected on the support frame, one end of the precession mechanism faces to the motor bearing, and the press-fitting piece is connected at one end of the precession mechanism facing to the motor bearing; the pressing piece is provided with a plurality of protruding blocks, the protruding blocks correspond to the inner ring of the motor bearing, and the precession mechanism is used for driving the pressing piece to move towards the motor bearing, so that the protruding blocks are close to and abutted against the inner ring of the motor bearing, and the motor bearing is pressed towards a gap between the motor and the flange. During the in-service use, utilize precession mechanism to promote the pressure dress piece, the protrusion promotes the inner circle of motor bearing and removes, and after the terminal surface of the inner circle of motor bearing was less than the position of spacing groove, with spacing snap ring dress spacing inslot to the axial float of restriction motor bearing, assembly process is simple, and the installation effectiveness is high, and can not damage motor bearing.
Description
Technical Field
The utility model belongs to the technical field of bearing erection equipment technique and specifically relates to an installation device of motor bearing is related to.
Background
The large excavator walking speed reducer is internally provided with the motor, the flange and the angular contact bearing arranged between the motor and the flange 50, and during actual use, in order to ensure the speed reducer to run stably and safely, a limiting groove needs to be arranged on a shell of the motor, a limiting clamping ring is inserted into the limiting groove, the outer end face of the angular contact bearing is stopped, and the axial movement of the angular contact bearing is prevented.
At present, in the assembly process of an actual motor bearing, an installer needs to use a hammer to knock the motor bearing into a gap between a motor and a flange and knock a limiting snap ring into a limiting groove, so that the axial movement of the motor bearing is limited, the assembly process is very complicated, the installation efficiency is low, and the inner ring of the bearing is easily damaged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a reach motor bearing's installation device to when solving present motor bearing assembly, installer need use the hammer to knock into spacing snap ring spacing inslot, thereby spacing motor bearing's axial float, not only the assembling process is very loaded down with trivial details, and the installation effectiveness is low, damages the technical problem of bearing inner circle moreover easily.
The utility model provides a mounting device of a motor bearing, which comprises a support frame, a precession mechanism and a pressing piece;
the support frame is used for being fixed on a shell of the motor, the precession mechanism is connected to the support frame, one end of the precession mechanism faces towards a motor bearing, and the press-fitting piece is connected to one end of the precession mechanism, which faces towards the motor bearing; the pressing piece is provided with a plurality of protruding blocks, the protruding blocks correspond to the inner ring of the motor bearing, and the precession mechanism is used for driving the pressing piece to move towards the motor bearing, so that the protruding blocks are close to and abutted against the inner ring of the motor bearing, and the inner ring of the motor bearing is pressed towards a gap between the motor and the flange.
Further, the support frame comprises a first support piece and a second support piece which are arranged at intervals, and the first support piece is used for being connected with the shell of the motor; the first supporting piece is provided with an avoiding part, and the avoiding part is used for avoiding a main shaft of the motor when the first supporting piece is connected with the shell of the motor;
the second supporting piece is provided with a threaded through hole penetrating through the upper surface and the lower surface of the second supporting piece, the screwing mechanism comprises a screw rod, the screw rod is connected in the threaded through hole, and one end of the screw rod penetrates through the threaded through hole and then is connected with the press-mounting piece.
Further, the first support and the second support are parallel;
the support frame includes a plurality of stands, the one end of stand with first support piece is connected, the other end of stand with second support piece is connected.
Furthermore, the pressing piece is a rod, the number of the protruding blocks is two, one protruding block is arranged at one end of the pressing piece, and the other protruding block is arranged at the other end of the pressing piece.
Further, the protruding blocks are connected with the press-fitting piece in a sliding mode, so that the distance between the two protruding blocks can be adjusted.
Furthermore, a limiting structure is arranged on the upright post and used for preventing the pressing piece from rotating in the circumferential direction of the screw rod when the screw rod pushes the pressing piece to move towards the horse shaft bearing.
Further, the height of the protruding block is larger than the thickness of the first support.
Furthermore, a groove is formed in the side face, facing the screw rod, of the press fitting piece, the groove is opposite to the threaded through hole, and the screw rod is inserted into the groove.
Furthermore, the first supporting piece is provided with a mounting hole penetrating through the upper surface and the lower surface of the first supporting piece.
Furthermore, a handle is arranged at one end, far away from the pressing part, of the screw rod.
The utility model provides a mounting device of a motor bearing, which comprises a support frame, a precession mechanism and a pressing piece; the support frame is used for being fixed on a shell of the motor, the precession mechanism is connected to the support frame, one end of the precession mechanism faces towards a motor bearing, and the press-fitting piece is connected to one end of the precession mechanism, which faces towards the motor bearing; the pressing piece is provided with a plurality of protruding blocks, the protruding blocks correspond to the inner ring of the motor bearing, and the precession mechanism is used for driving the pressing piece to move towards the motor bearing, so that the protruding blocks are close to and abutted against the inner ring of the motor bearing, and the inner ring of the motor bearing is pressed towards a gap between the motor and the flange. During the in-service use, the support frame with the shell fixed connection of motor utilizes precession mechanism promotes the pressure equipment spare to motor bearing moves, thereby drives the bulge piece removes to motor bearing, and the bulge piece promotes motor bearing's inner circle and removes, and after the terminal surface of motor bearing's inner circle was less than the position of spacing groove, with spacing snap ring dress spacing inslot to restrict motor bearing's axial float, not only assembly process is simple, and the installation effectiveness is high, can not damage motor bearing moreover.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a mounting device of a motor bearing provided in embodiment 1 of the present invention;
fig. 2 is a schematic view of a mounting device for a motor bearing according to embodiment 1 of the present invention;
fig. 3 is a schematic view of a connection between a protruding block and a second supporting member of a mounting device for a motor bearing according to embodiment 2 of the present invention;
fig. 4 is a schematic view of a limiting structure of a mounting device for a motor bearing according to embodiment 2 of the present invention.
Icon: 10-mounting means of the motor bearing; 20-motor bearings; 30-a limit snap ring; 40-a motor; 50-a flange; 100-a support frame; 110-a first support; 111-a sub-support; 120-a second support; 121-threaded through hole; 130-a column; 131-a limit bracket; 200-pressing the parts; 201-dovetail groove; 210-a groove; 300-a protruding block; 301-a slide rail portion; 400-screw rod; 500-a handle; 600-locking screw.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 1
As shown in fig. 1-2, the present invention provides a mounting device 10 for a motor bearing, the mounting device 10 for a motor bearing includes a support frame 100, a screw-in mechanism and a press-fitting member 200.
The support frame 100 is used for being fixed on a shell of the motor 40, the screw-in mechanism is connected to the support frame 100, one end of the screw-in mechanism faces to the motor bearing 20, and the press-fitting part 200 is connected to one end of the screw-in mechanism facing to the motor bearing 20; the press fitting 200 is provided with a plurality of protruding blocks 300, the protruding blocks 300 correspond to the inner ring of the motor bearing 20, and the screwing mechanism is used for driving the press fitting 200 to move towards the motor bearing 20, so that the protruding blocks 300 approach and abut against the inner ring of the motor bearing 20, and press the inner ring of the motor bearing 20 to the gap between the motor 40 and the flange 50 and to a position beyond the limiting groove.
The motor bearing is installed between the motor 40 and the flange 50, an annular limiting groove is arranged on the outer side wall of the housing of the motor 40 facing the flange 50, and the limiting snap ring 30 needs to be installed in the limiting groove on the outer side wall of the housing of the motor 40 for limiting the axial movement of the motor bearing. In practical use, the supporting frame 100 is fixedly connected with the shell of the motor 40, the precession mechanism is used for pushing the pressing part 200 to move, so that the protruding block 300 is driven to move towards the motor bearing 20, the protruding block 300 pushes the inner ring of the motor bearing 20 to move downwards to a position lower than the limiting groove, and after the end surface of the inner ring of the motor bearing 20 is lower than the position of the limiting groove, the limiting snap ring 30 is arranged in the limiting groove, so that the axial movement of the motor bearing 20 is limited, the assembling process is simple, the mounting efficiency is high, and the motor bearing cannot be damaged.
Preferably, the supporting frame 100 includes a first supporting member 110 and a second supporting member 120 which are arranged at intervals, the first supporting member 110 is used for connecting with the shell of the motor 40; the first support member 110 is provided with an avoiding portion for avoiding a main shaft of the motor 40 when the first support member 110 is connected to the housing of the motor 40.
Specifically, in the present embodiment, the first support member 110 may include two sub-support members 111, one sub-support member 111 is connected to one vertical column 130, and the other sub-support member 111 is connected to the other vertical column 130, and a gap is formed between the two support members, and the gap forms an avoiding portion for avoiding the main shaft of the motor 40 when the mounting device 10 of the motor bearing is connected to the housing of the motor 40.
It should be noted that, an avoiding groove may be provided on the first support 110, and when the mounting device 10 of the motor bearing is connected to the housing of the motor, the main shaft of the motor 40 can extend into the avoiding groove, so that the mounting device 10 of the motor bearing can be smoothly fixed to the housing of the motor 40.
The second supporting member 120 is provided with a threaded through hole 121 penetrating through the upper surface and the lower surface thereof, the screwing mechanism includes a screw 400, the screw 400 is connected in the threaded through hole 121, and one end of the screw 400 is connected with the press-fitting member 200 after penetrating through the threaded through hole 121.
Specifically, the first support 110 and the second support 120 may be connected by a connection structure, which may be a plate, a column, or the like, and the relative positions of the first support 110 and the second support 120 may be fixed.
When the motor bearing device is used, the first support member 110 is connected with a shell of the motor 40, the screw 400 is connected with the threaded through hole 121 on the second support member 120, and abuts against the press fitting member 200 after penetrating through the threaded through hole 121, so that the screw 400 can push the press fitting member 200 to move towards the motor bearing 20 by rotating the screw 400, thereby driving the convex block 300 to push the inner ring of the motor bearing 20 to move, and when the outer end surface of the inner ring of the motor bearing 20 crosses the limiting groove, the limiting snap ring 30 is installed in the limiting groove to prevent the axial movement of the motor bearing 20.
Preferably, the first support 110 and the second support 120 are parallel.
The supporting frame 100 includes a plurality of columns 130, one end of each column 130 is connected to the first supporting member 110, and the other end of each column 130 is connected to the second supporting member 120.
Specifically, in this embodiment, the first support 110 and the second support 120 are rod members, the number of the upright posts 130 is two, the two upright posts 130 are respectively connected to the end positions of the first support 110 and the second support 120, and the threaded through hole 121 is disposed at the middle position of the second support 120.
The first support 110 and the second support 120 may also be circular members, and a plurality of columns 130 are disposed at intervals between the first support 110 and the second support 120 and arranged along the circumference thereof.
It should be noted that, a person skilled in the art may select the number and the distribution manner of the pillars 130 according to needs, and details are not described herein.
Preferably, press-fitting member 200 is a rod, and the number of projecting blocks 300 is two, one projecting block 300 being provided at one end of press-fitting member 200, and the other projecting block 300 being provided at the other end of press-fitting member 200.
Specifically, the press fitting unit 200 is disposed between the first support 110 and the second support 120, and a side of the press fitting unit 200 facing the second support 120 is a plane, and the screw 400 passes through the threaded through hole 121 and abuts against the plane.
Preferably, the height of the protruding block 300 is greater than the thickness of the first support 110, so that the protruding block 300 can satisfy the condition of pressing down the inner ring of the motor bearing 20 to a position lower than the limit groove.
Specifically, the height of the protruding block 300 is greater than the thickness of the first support 110, and when the press fitting device 200 abuts against the side of the first support 110 facing the second support 120, the end of the protruding block 300 away from the press fitting device 200 can pass over the side of the first support 110 facing away from the second support 120, so that the protruding block 300 can push the inner ring of the motor bearing 20 to move, and finally move to a position lower than the limit groove, so as to mount the limit snap ring 30.
Preferably, a groove 210 is provided on a side of the press fitting 200 facing the screw 400, the groove 210 is opposite to the threaded through hole 121, and the screw 400 is inserted into the groove 210.
Specifically, a circular groove may be provided on the press-fitting member 200, the diameter of the circular groove may be slightly larger than the diameter of the screw rod 400, the end surface of the screw rod 400 abuts against the bottom of the circular groove, the opening of the circular groove faces the threaded through hole 121, and the two are aligned in the extending direction of the screw rod 400.
It should be noted that the groove 210 may have other shapes, and the screw 400 may be inserted into the groove 210 and may rotate in the groove 210.
Preferably, the first support 110 is provided with mounting holes penetrating the upper and lower surfaces thereof.
In the embodiment, as shown in fig. 1, two mounting holes are formed at intervals on the first support 110, the positions of the mounting holes correspond to the screw holes on the housing of the motor 40, and a locking screw 600 is inserted into the mounting hole for connecting with the housing of the motor 40, thereby fixing the support 100 to the housing of the motor 40.
Further, a handle 500 is arranged at one end of the screw 400 far away from the press-mounting frame.
Specifically, the handle 500 may be welded to the end of the screw 400, facilitating the user to rotate the screw 400 via the handle 500.
Example 2
As shown in fig. 3 and 4, the difference from embodiment 1 is that, further, the protruding blocks 300 are slidably connected to the press fitting 200, so that the distance between the two protruding blocks 300 is adjustable.
Specifically, the press-fit component 200 is provided with a dovetail groove 201 along the length direction thereof, the protruding block 300 includes a slide rail portion 301 corresponding to the dovetail groove 201, and the slide rail portion 301 is engaged with the dovetail groove 201 so that the protruding block 300 can slide along the extending direction of the dovetail groove 201.
During practical use, the diameters of the inner rings of the motor bearings 20 are possibly different for the motor bearings 20 of different models, and at this time, the distance between the two protruding blocks 300 can be adjusted, so that the mounting device 10 of the same motor bearing can be used for mounting the motor bearings 20 of multiple different specifications, the universality is high, and the manufacturing and mounting tool maintenance cost can be saved.
The column 130 is provided with a limiting structure for preventing the press fitting 200 from rotating in the circumferential direction of the screw 400 when the screw 400 pushes the press fitting 200 to move towards the motor bearing 20.
Specifically, limit structure includes spacing support 131, and spacing support 131 is two, and is provided with between two stand 130, and the one end of one spacing support 131 is connected with one of them stand 130, and the one end of another spacing support 131 is connected with another stand 130 to make and form the clearance between two spacing supports 131, the installed part sets up in the clearance between two spacing supports 131, and two spacing supports 131 can prevent the circumferential direction of installed part, and can remove along the length direction of screw rod 400 under the promotion of screw rod 400, make things convenient for the user to operate.
To sum up, the utility model provides a motor bearing's installation device 10, motor bearing's installation device 10 includes support frame 100, precession mechanism and pressure equipment piece 200.
The support frame 100 is used for being fixed on a shell of a motor, the screw-in mechanism is connected to the support frame 100, one end of the screw-in mechanism faces to the motor bearing 20, and the press-fitting piece 200 is connected to one end of the screw-in mechanism facing to the motor bearing 20; the press fitting 200 is provided with a plurality of protruding blocks 300, the protruding blocks 300 correspond to the inner ring of the motor bearing 20, and the screwing mechanism is used for driving the press fitting 200 to move towards the motor bearing, so that the protruding blocks 300 approach and abut against the inner ring of the motor bearing 20, and press the inner ring of the motor bearing 20 to the gap between the motor 40 and the flange 50 and to a position beyond the limiting groove.
During the actual use, the support frame 100 with the shell fixed connection of motor 40 utilizes precession mechanism to promote the motion of pressure equipment spare 200 to drive protruding piece 300 and remove to motor bearing 20, protruding piece 300 promotes the inner circle of motor bearing 20 and removes, is less than the position of spacing groove after the terminal surface of the inner circle of motor bearing 20, puts spacing snap ring 30 in the spacing groove, thereby restriction motor bearing 20's axial float, not only assembly process is simple, the installation effectiveness is high, and can not damage the motor and cross the bearing.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The mounting device of the motor bearing is characterized in that the mounting device (10) of the motor bearing comprises a support frame (100), a precession mechanism and a pressing piece (200);
the support frame (100) is used for being fixed on a shell of a motor (40), the precession mechanism is connected to the support frame (100), one end of the precession mechanism faces to a motor bearing (20), and the press fitting part (200) is connected to one end of the precession mechanism, which faces to the motor bearing (20); the pressing piece (200) is provided with a plurality of protruding blocks (300), the protruding blocks (300) correspond to the inner ring of the motor bearing (20), and the screwing mechanism is used for driving the pressing piece (200) to move towards the motor bearing (20), so that the protruding blocks (300) approach and abut against the inner ring of the motor bearing (20), and the motor bearing (20) is pressed towards the gap between the motor (40) and the flange (50).
2. The motor bearing mounting device according to claim 1, wherein the support bracket (100) comprises a first support (110) and a second support (120) which are arranged at intervals, the first support (110) is used for connecting with a shell of the motor (40); the first support piece (110) is provided with an avoiding part, and the avoiding part is used for avoiding a main shaft of the motor (40) when the first support piece (110) is connected with the shell of the motor (40);
the second supporting piece (120) is provided with a threaded through hole (121) penetrating through the upper surface and the lower surface of the second supporting piece, the screwing mechanism comprises a screw rod (400), the screw rod (400) is connected into the threaded through hole (121), and one end of the screw rod (400) penetrates through the threaded through hole (121) and then is connected with the pressing piece (200).
3. The motor bearing mounting arrangement of claim 2, wherein the first support (110) and the second support (120) are parallel;
the support frame (100) comprises a plurality of upright columns (130), one ends of the upright columns (130) are connected with the first support piece (110), and the other ends of the upright columns (130) are connected with the second support piece (120).
4. A mounting arrangement for a motor bearing according to claim 3, characterised in that the press fitting (200) is a rod, the number of the protruding blocks (300) being two, one protruding block (300) being arranged at one end of the press fitting (200) and the other protruding block (300) being arranged at the other end of the press fitting (200).
5. The motor bearing mounting arrangement of claim 4, wherein the protruding blocks (300) are slidably connected to the press fitting (200) such that the distance between two protruding blocks (300) is adjustable.
6. The mounting arrangement of a motor bearing according to claim 5, characterized in that a stop structure is provided on the upright (130) for preventing the rotation of the press fitting (200) in the circumferential direction of the screw (400) when the screw (400) pushes the press fitting (200) towards the motor bearing.
7. The motor bearing mounting arrangement of claim 3, wherein the height of the protruding block (300) is greater than the thickness of the first support (110).
8. The mounting device for the motor bearing according to claim 2, wherein a groove (210) is provided on a side of the press fitting (200) facing the screw (400), the groove (210) is opposite to the threaded through hole (121), and the screw (400) is inserted into the groove (210).
9. The motor bearing mounting apparatus according to claim 2, wherein the first support member (110) is provided with a mounting hole penetrating upper and lower surfaces thereof.
10. A motor bearing mounting arrangement according to any one of claims 2-9, wherein a handle (500) is provided at an end of the screw (400) remote from the press (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921950236.6U CN210790824U (en) | 2019-11-13 | 2019-11-13 | Mounting device for motor bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921950236.6U CN210790824U (en) | 2019-11-13 | 2019-11-13 | Mounting device for motor bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210790824U true CN210790824U (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921950236.6U Active CN210790824U (en) | 2019-11-13 | 2019-11-13 | Mounting device for motor bearing |
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| Country | Link |
|---|---|
| CN (1) | CN210790824U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894710A (en) * | 2021-03-26 | 2021-06-04 | 佛山市通润热能科技有限公司 | Close-fitting installation push-in device |
-
2019
- 2019-11-13 CN CN201921950236.6U patent/CN210790824U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894710A (en) * | 2021-03-26 | 2021-06-04 | 佛山市通润热能科技有限公司 | Close-fitting installation push-in device |
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