CN215920320U - Improved special puller for motor bearing dismantling - Google Patents
Improved special puller for motor bearing dismantling Download PDFInfo
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- CN215920320U CN215920320U CN202121723043.4U CN202121723043U CN215920320U CN 215920320 U CN215920320 U CN 215920320U CN 202121723043 U CN202121723043 U CN 202121723043U CN 215920320 U CN215920320 U CN 215920320U
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- nut
- pull rod
- motor bearing
- rod
- supporting beam
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Abstract
The utility model provides a special puller for removing an improved motor bearing, which comprises a supporting cross beam, ejector rods and a plurality of pull rods, wherein a central hole is formed in the center of the supporting cross beam, a plurality of connecting holes are uniformly formed in the periphery of the central hole at intervals, the ejector rods penetrate through the central hole and are movably installed on the supporting cross beam, the pull rods penetrate through the connecting holes and are installed on the supporting cross beam, the pull rods are full-tooth threaded rods, first nuts, second nuts and third nuts are arranged on the pull rods, the pull rods are fixed with the supporting cross beam through the first nuts and the third nuts, the pull rods are connected with an oil baffle plate on the rear side of the motor bearing through the second nuts, and the motor bearing is removed by rotating the ejector rods; the pull rod adopts the full-tooth threaded rod, the second nut moves on the full-tooth threaded rod and is connected with the oil baffle plate, and the pull rod can be applied to the oil baffle plate at different positions, thereby realizing stepless adjustment and having wide applicability.
Description
Technical Field
The utility model relates to the technical field of production equipment maintenance tools, in particular to a special puller for removing an improved motor bearing.
Background
At present, in the motor bearing demolishs the in-process, use double claw or three-jaw to draw the horse as demolishment tool usually, draw horse grabs the claw length and adjust through installing supporting extension external member additional, only can realize having the level regulation, and the extension external member only has one set usually, and it is limited to adjust length, exists and draws the horse still can not adapt to part motor bearing and demolishs the demand under grabs length adjustment limit and ejector pin stroke limit, can only solve through changing different models and drawing the horse.
Aiming at the problems, the special puller for dismantling the motor bearing is simple to operate and high in universality.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a special puller for removing an improved motor bearing, which can realize stepless adjustment of the length between a pull rod and a motor bearing, is suitable for bearings arranged on different motor rotating shafts and has wide applicability.
The embodiment of the utility model is realized by the following technical scheme:
the utility model provides an improvement type motor bearing demolishs special horse that draws, includes supporting beam, ejector pin and a plurality of pull rod, supporting beam's center is equipped with the centre bore, winds the even interval of centre bore circumference is equipped with a plurality of connecting holes, the ejector pin passes centre bore movable mounting be in on the supporting beam, the pull rod passes the connecting hole is installed on the supporting beam, the pull rod is full tooth threaded rod, be equipped with first nut and second nut on the pull rod, the pull rod passes through first nut with the supporting beam is fixed.
Preferably, the ejector rod comprises a bolt head, a conical pointed head part and a straight rod part, the straight rod part is arranged between the bolt head and the conical pointed head part, the outer wall of the straight rod part is provided with a full thread, and the central hole is provided with an internal thread matched with the outer wall of the straight rod part.
Preferably, the pull rod is further provided with a third nut, the front side of the pull rod connected with the supporting cross beam is connected with the first nut, and the rear side of the pull rod connected with the supporting cross beam is connected with the third nut.
Preferably, the pull rod is further provided with a first gasket used with the first nut, a second gasket used with the second nut, and a third gasket used with the third nut.
Preferably, the number of the pull rods is 2.
Preferably, the number of the pull rods is the same as that of the connecting holes.
Preferably, the connecting hole is a long-strip-shaped waist hole.
Preferably, the supporting beam, the ejector rod and the pull rod are all made of steel carbon.
The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects:
the pull rod is arranged to be a full-tooth threaded rod, the second nut is sleeved on the full-tooth threaded rod, the pull rod is connected with the oil baffle plate on the motor rotating shaft through the second nut, the bearing is easily dismounted, the applicability is wide, and stepless adjustment can be achieved.
The utility model has reasonable design, simple structure and strong practicability.
Drawings
Fig. 1 is a schematic structural diagram of a special puller for removing a bearing of an improved motor provided in embodiment 1 of the present invention;
fig. 2 is a structural view of a supporting beam provided in embodiment 1 of the present invention;
FIG. 3 is a schematic structural view of a fastener provided in embodiment 2 of the present invention;
icon: 1-supporting cross beam, 11-central hole, 12-connecting hole, 2-ejector rod, 21-bolt head, 22-conical pointed head, 23-straight rod part, 3-pull rod, 31-first nut, 32-second nut, 33-third nut, 4-fastening piece, 41-semicircular clamp, 42-fastening screw, 43-screw hole, 5-oil baffle, 6-bearing and 7-rotating shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Example 1
As shown in fig. 1-2, a special puller is demolishd to improvement type motor bearing 6, including supporting beam 1, ejector pin 2 and a plurality of pull rod 3, supporting beam 1's center is equipped with centre bore 11, winds 11 even intervals of centre bore circumference are equipped with a plurality of connecting holes 12, ejector pin 2 passes 11 movable mounting of centre bore is in on the supporting beam 1, pull rod 3 passes connecting hole 12 is installed on the supporting beam 1, pull rod 3 is the complete threaded rod, be equipped with first nut 31 and second nut 32 on the pull rod 3, pull rod 3 passes through first nut 31 with the supporting beam 1 is fixed.
The ejector rod 2 comprises a bolt head 21, a conical pointed head 22 and a straight rod part 23, the straight rod part 23 is arranged between the bolt head 21 and the conical pointed head 22, the outer wall of the straight rod part 23 is provided with a full thread, and the central hole 11 is provided with an internal thread matched with the outer wall of the straight rod part 23.
The pull rod 3 is further provided with a third nut 33, the front side of the pull rod 3 connected with the supporting cross beam 1 is connected with the first nut 31, and the rear side of the pull rod 3 connected with the supporting cross beam 1 is connected with the third nut 33.
The pull rod 3 is further provided with a first gasket used with the first nut 31, a second gasket used with the second nut 32, and a third gasket used with the third nut 33.
This embodiment utilizes the characteristics that conventional motor bearing 6 rotor side was equipped with oil baffle 5, assembles pull rod 3 and ejector pin 2 respectively according to actual conditions needs, and the back is accomplished in the equipment, penetrates oil baffle 5 with pull rod 3 symmetry, and is fixed with pull rod 3 and oil baffle 5 through second nut 32, and rotatory ejector pin 2 drives bearing 6 through oil baffle 5 and tears out. Since the pull rod 3 is a full-thread threaded rod, the second nut 32 can move freely on the pull rod 3, thereby realizing stepless adjustment.
The number of the pull rods 3 is 2.
The number of the pull rods 3 is the same as that of the connecting holes 12. The number of the connecting holes 12 can be larger than that of the pull rods 3, the pull rods 3 can be installed according to actual conditions, and the adaptability is wide.
The connecting hole 12 is a long strip-shaped waist hole. The pull rod 3 can move in the elongated waist hole and can be matched with rotating shaft 7 bearings 6 with different sizes.
The supporting beam 1, the ejector rod 2 and the pull rod 3 are all made of steel carbon.
Example 2
As shown in fig. 3, the present embodiment has substantially the same structure as that of embodiment 1, and is different in that the present embodiment further provides a fastening member 4 connected to the pull rod 3, the fastening member 4 is composed of two semicircular clips 41 having the same structure, a screw hole 43 for passing the pull rod 3 is provided on each semicircular clip 41, the two semicircular clips 41 are connected by a fastening screw 42, and the two semicircular clips 41 are sleeved on the rotating shaft 7 at the rear side of the bearing 6, instead of the oil baffle 5 in embodiment 1, and are suitable for a dismantling environment without the oil baffle 5. In particular, the size of the semicircular clip 41 should match the size of the spindle 7.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an improvement type motor bearing demolishs special use and draws horse, its characterized in that, includes supporting beam (1), ejector pin (2) and a plurality of pull rod (3), the center of supporting beam (1) is equipped with centre bore (11), winds centre bore (11) circumference is even at the interval and is equipped with a plurality of connecting holes (12), ejector pin (2) are passed centre bore (11) movable mounting be in on supporting beam (1), pull rod (3) are passed connecting hole (12) are installed on supporting beam (1), pull rod (3) are full tooth threaded rod, be equipped with first nut (31) and second nut (32) on pull rod (3), pull rod (3) pass through first nut (31) with supporting beam (1) is fixed.
2. The special puller for removing the improved motor bearing according to claim 1, wherein the ejector rod (2) comprises a bolt head (21), a conical pointed head (22) and a straight rod part (23), the straight rod part (23) is arranged between the bolt head (21) and the conical pointed head (22), the outer wall of the straight rod part (23) is provided with a full thread, and the central hole (11) is provided with an internal thread matched with the outer wall of the straight rod part (23).
3. The special puller for removing the improved motor bearing as claimed in claim 1, wherein the pull rod (3) is further provided with a third nut (33), the front side of the pull rod (3) connected with the supporting beam (1) is connected through the first nut (31), and the rear side of the pull rod (3) connected with the supporting beam (1) is connected through the third nut (33).
4. The special puller for removing the improved motor bearing as claimed in claim 3, wherein the pull rod (3) is further provided with a first gasket used with the first nut (31), a second gasket used with the second nut (32) and a third gasket used with the third nut (33).
5. The special puller for removing the improved motor bearing as claimed in claim 1, wherein the number of the pull rods (3) is 2.
6. The special puller for removing the improved motor bearing as claimed in claim 1, wherein the number of the pull rods (3) is the same as that of the connecting holes (12).
7. The special puller for removing the improved motor bearing as claimed in claim 1, wherein the connecting hole (12) is a long-strip-shaped waist hole.
8. The special puller for removing the improved motor bearing as claimed in claim 1, wherein the supporting beam (1), the top rod (2) and the pull rod (3) are all made of steel carbon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121723043.4U CN215920320U (en) | 2021-07-27 | 2021-07-27 | Improved special puller for motor bearing dismantling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121723043.4U CN215920320U (en) | 2021-07-27 | 2021-07-27 | Improved special puller for motor bearing dismantling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215920320U true CN215920320U (en) | 2022-03-01 |
Family
ID=80397483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121723043.4U Active CN215920320U (en) | 2021-07-27 | 2021-07-27 | Improved special puller for motor bearing dismantling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215920320U (en) |
-
2021
- 2021-07-27 CN CN202121723043.4U patent/CN215920320U/en active Active
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