CN210335812U - Expansion coupling sleeve dismounting tool - Google Patents
Expansion coupling sleeve dismounting tool Download PDFInfo
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- CN210335812U CN210335812U CN201921208297.5U CN201921208297U CN210335812U CN 210335812 U CN210335812 U CN 210335812U CN 201921208297 U CN201921208297 U CN 201921208297U CN 210335812 U CN210335812 U CN 210335812U
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- limiting
- coupling sleeve
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- piece
- sleeve
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Abstract
The utility model provides an expansion coupling sleeve dismantles frock, includes: a stopper having: the limiting hole penetrates through the limiting piece and is matched with the large shaft on which the connecting sleeve is arranged; the mounting hole penetrates through the limiting piece; the mounting hole is partially arranged on the side wall of the first sub-limiting piece; the second sub-limiting piece is detachably connected with the first sub-limiting piece, and the other part of the mounting hole is arranged on the corresponding side wall of the second sub-limiting piece; the first screw thread piece is arranged in the mounting hole, and one end of the first screw thread piece is provided with a screw thread matched with the coupling sleeve to be disassembled. When the connecting sleeve is used, the limiting part is arranged on one side of the connecting sleeve to be disassembled, the connecting sleeve is installed in the installation hole through the threads at one end of the threaded part, when the first threaded part is screwed to the inner expansion ring of the connecting sleeve to be disassembled, the first threaded part extrudes the inner expansion ring, the inner expansion ring is pushed out through continuously screwing the first threaded part, and the first threaded part cannot continue to go deep into the connecting sleeve, so that the outer expansion ring can move outwards, the outer expansion ring is shifted out, and the connecting sleeve is disassembled.
Description
Technical Field
The utility model relates to a dismounting device especially relates to a frock is dismantled to tight coupling sleeve that expands.
Background
An expansion coupling sleeve is a modern novel advanced mechanical basic piece. Is a novel keyless connection device which is widely used for realizing the connection of a machine part and a shaft at present internationally and realizes load transmission by screwing a 12.9-grade high-strength screw to ensure that pressure and friction force generated between containing surfaces
The shaft connecting mode of the crankshaft and the motor of the large-scale reciprocating compressor usually adopts an expansion connecting sleeve for connection, and the expansion connecting sleeve is frequently disassembled in the maintenance process of the reciprocating compressor, but the expansion connecting sleeve is difficult to disassemble from the shaft due to the long-time gluing of the expansion connecting sleeve and a taper hole caused by the long-time operation of the compressor, so that how to effectively and quickly disassemble the net sleeve is a technical problem. The traditional disassembling method comprises the following steps: the method for taking out the flame cutting coupling sleeve in sections adopts the method for taking out the flame cutting coupling sleeve in sections, and because the clearance of the expansion sleeve is too small, a large shaft is easily damaged during gas cutting, and the safety risk is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned problem that exists among the prior art, provide a dismantle tight coupling sleeve of expanding that the coupling sleeve can not damage the working shaft and dismantle frock.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
the utility model provides an expansion coupling sleeve dismantles frock, includes:
a stopper having:
the limiting hole penetrates through the limiting piece and is matched with the large shaft on which the connecting sleeve is arranged;
the mounting hole penetrates through the limiting piece;
a part of the mounting hole is arranged on the side wall of the first sub-limiting piece;
the second sub-limiting piece is detachably connected with the first sub-limiting piece, and the other part of the mounting hole is arranged on the corresponding side wall of the second sub-limiting piece;
the first threaded piece is arranged in the mounting hole, and one end of the first threaded piece is provided with threads matched with the coupling sleeve to be disassembled.
Tight coupling cover of expanding dismantle frock, wherein, the locating part has the dismantlement recess, dismantle the recess setting with treat that the coupling cover one side of dismantling, and the diameter is greater than the cover diameter of expanding of treating to dismantle coupling cover.
Tight coupling sleeve of expanding dismantle frock, wherein, mounting hole quantity is the same with the screw quantity of waiting to dismantle on the coupling sleeve.
Tight coupling sleeve of bloating dismantle frock, wherein, the locating part includes:
the first connecting piece is arranged on the first sub-limiting piece and provided with:
the first connecting hole penetrates through the first connecting piece;
the second connecting piece is arranged on the second sub-limiting piece:
the second connecting hole penetrates through the second connecting piece;
and the third connecting piece is detachably connected with the first connecting piece and the second connecting piece through the first connecting hole and the second connecting hole.
Compared with the prior art, the beneficial effects of the utility model are that:
when the connecting sleeve is used, the limiting part is arranged on one side of the connecting sleeve to be disassembled, the connecting sleeve is installed in the installation hole through the threads at one end of the threaded part, the first threaded part is continuously screwed in, when the first threaded part is screwed to the expanding ring in the connecting sleeve to be disassembled, the first threaded part is continuously screwed in, the first threaded part extrudes the inner expanding ring, the inner expanding ring is pushed out through the continuous screwing in of the first threaded part, the first threaded part is continuously screwed in, when the limiting block screwed in the first threaded part abuts against the installation hole, the first threaded part is continuously screwed in, the first threaded part cannot continuously go deep into the connecting sleeve, the first threaded part continuously rotates, at the moment, the outer expanding ring cannot rotate, the outer expanding ring can move outwards, when the outer expanding ring moves to a certain degree, the outer expanding ring can be moved out, the connecting sleeve can be disassembled, and the large shaft cannot be damaged in the disassembling process.
Drawings
FIG. 1 is a view of the present invention in use;
FIG. 2 is a front view of the position limiting member of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
fig. 4 is a sectional view of the limiting member of the present invention;
Detailed Description
Referring to fig. 1-4, it should be understood by those skilled in the art that the terms "upper", "lower", "one end", "the other end", etc., in the disclosure of the present invention are based on the orientations and positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the above terms should not be construed as limiting the present invention.
It should be noted that, the shaft coupling mode of the crankshaft and the motor of the large-scale reciprocating compressor usually adopts the expansion coupling sleeve for coupling, and in the maintenance process of the reciprocating compressor, the expansion coupling sleeve is often disassembled, but the expansion coupling sleeve is glued with the taper hole for a long time due to the long-time operation of the compressor, so that the expansion coupling sleeve is difficult to disassemble from the shaft, and how to effectively and rapidly disassemble the tent sleeve is a technical problem. The traditional disassembling method comprises the following steps: the method for taking out the flame cutting coupling sleeve in sections adopts the method for taking out the flame cutting coupling sleeve in sections, and because the clearance of the expansion sleeve is too small, a large shaft is easily damaged during gas cutting, and the safety risk is high.
Based on this, this embodiment provides an bloated tight coupling cover dismantles frock, includes:
the stopper 100 includes:
the limiting hole 110, the limiting hole 110 runs through the limiting piece 100, cooperate with the big axle where the coupling sleeve locates;
a mounting hole 120 penetrating the stopper 100;
a part of the mounting hole 120 is disposed on a sidewall of the first sub-limiting member 130;
the second sub-limiting member 140 is detachably connected to the first sub-limiting member 130, and another portion of the mounting hole 120 is disposed on a corresponding sidewall of the second sub-limiting member 140;
the first screw member 200 is disposed in the mounting hole 120, and has a screw thread engaged with the coupling sleeve to be disassembled at one end and a stopper at the other end.
In the present embodiment, the position-limiting member 100 is disposed at one side of the coupling sleeve to be disassembled, and is installed in the installation hole 120 by the screw thread at one end of the screw member, and is continuously screwed into the first screw member 200, as shown in the figure, when the first screw member 200 is screwed into the inner expanding ring of the coupling sleeve to be disassembled, the first screw member 200 is continuously screwed in, the first screw member 200 extrudes the inner expanding ring, the inner collar is pushed out by continuing to screw in the first threaded member 200, when the stop block screwed into the first screw member 200 abuts against the mounting hole 120, the first screw member 200 is continuously screwed in, since the first screw member cannot be further penetrated into the coupling sleeve while the first screw member 200 is continuously rotated, at this time, because the outer expanding ring can not rotate, the outer expanding ring can move outwards and can not rotate to a certain extent, the outer expanding ring can be moved out, the connecting sleeve can be disassembled, and the large shaft cannot be damaged in the disassembling process.
In some embodiments, the retaining member 100 has a removal groove 150, the removal groove 150 is disposed on one side of the coupling sleeve to be removed and has a diameter larger than that of the expansion sleeve of the coupling sleeve to be removed, and the removal groove 150 can be moved into the removal groove 150 when the outer expansion ring is removed, so as to prevent the outer jacket from being removed from the coupling sleeve.
In some embodiments, the number of the mounting holes 120 is the same as the number of the screw holes on the coupling sleeve to be disassembled for better mounting of the first screw member, it should be noted that the first screw member 200 can be a bolt or a screw.
In some embodiments, the limiting member 100 includes:
the first connecting member 160 is disposed on the first sub-limiting member 130, and has:
the first connecting hole penetrates through the first connecting piece;
the second connecting member 170 is disposed on the second sub-limiting member 140:
the second connecting hole penetrates through the second connecting piece;
and the third connecting piece 180 is detachably connected with the first connecting piece and the second connecting piece through the first connecting hole and the second connecting hole.
The third connecting member may be a bolt and a screw, the first connecting member 160 and the second connecting member 170 are connected by the bolt and the screw, when in use, the first sub-limiting member 130 and the second sub-limiting member 140 are respectively clamped at two sides of the spindle to be disassembled, when in installation, the limiting hole is sleeved outside the spindle, and the limiting member 100 is abutted against the coupling sleeve to be disassembled; when in specific use, one or two coupling sleeves can be used, and the two coupling sleeves are respectively arranged at two sides of the coupling sleeve to be disassembled.
The above-mentioned embodiments are only to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (4)
1. The utility model provides a frock is dismantled to tight coupling sleeve that expands which characterized in that includes:
a stopper (100) having:
the limiting hole (110), the limiting hole (110) runs through the limiting piece (100), and is matched with the large shaft where the coupling sleeve is located;
a mounting hole (120) penetrating the stopper (100);
the first sub-limiting piece (130), a part of the mounting hole (120) is arranged on the side wall of the first sub-limiting piece (130);
the second sub-limiting piece (140) is detachably connected with the first sub-limiting piece (130), and the other part of the mounting hole (120) is arranged on the corresponding side wall of the second sub-limiting piece (140);
a first screw member (200) is arranged in the mounting hole (120), and one end of the first screw member is provided with a screw thread matched with the coupling sleeve to be disassembled.
2. The expanding coupling sleeve dismounting tool according to claim 1, wherein the limiting member (100) is provided with a dismounting groove (150), the dismounting groove (150) is arranged at one side of the coupling sleeve to be dismounted, and the diameter of the dismounting groove is larger than that of the expanding sleeve of the coupling sleeve to be dismounted.
3. The tool for disassembling the expanding coupling sleeve as claimed in claim 1, wherein the number of the mounting holes (120) is the same as the number of the screw holes on the coupling sleeve to be disassembled.
4. The expanding coupling sleeve dismounting tool according to claim 2, wherein the limiting member (100) comprises:
a first connecting member (160) provided to the first sub-stopper (130), and having:
the first connecting hole penetrates through the first connecting piece;
a second connecting member (170) provided to the second sub-stopper (140):
the second connecting hole penetrates through the second connecting piece;
and the third connecting piece (180) is detachably connected with the first connecting piece and the second connecting piece through the first connecting hole and the second connecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921208297.5U CN210335812U (en) | 2019-07-29 | 2019-07-29 | Expansion coupling sleeve dismounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921208297.5U CN210335812U (en) | 2019-07-29 | 2019-07-29 | Expansion coupling sleeve dismounting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210335812U true CN210335812U (en) | 2020-04-17 |
Family
ID=70217095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921208297.5U Active CN210335812U (en) | 2019-07-29 | 2019-07-29 | Expansion coupling sleeve dismounting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210335812U (en) |
-
2019
- 2019-07-29 CN CN201921208297.5U patent/CN210335812U/en active Active
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