CN218226443U - Embedded bearing shaft sleeve detacher - Google Patents
Embedded bearing shaft sleeve detacher Download PDFInfo
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- CN218226443U CN218226443U CN202222839697.4U CN202222839697U CN218226443U CN 218226443 U CN218226443 U CN 218226443U CN 202222839697 U CN202222839697 U CN 202222839697U CN 218226443 U CN218226443 U CN 218226443U
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- screw rod
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- detacher
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Abstract
The utility model particularly relates to an embedded bearing axle sleeve detacher has solved the current artifical mode that uses the weight to strike hard and dismantle embedded bearing and axle sleeve and has the intact, big problem of the dismantlement degree of difficulty of the performance of the equipment of unable assurance dismantlement back. An embedded bearing shaft sleeve detacher comprises a fastening support mechanism, an impact mechanism and a connecting piece; the fastening and supporting mechanism comprises a screw rod, an adjusting nut is screwed at the upper end of the screw rod, a supporting nut is screwed at the lower end of the screw rod, and a sleeve, a movable sleeve and a hook claw are sequentially arranged between the adjusting nut and the supporting nut from top to bottom; the upper parts of the two hooks are movably connected to the inner side wall of the movable sleeve; the impact mechanism comprises an impact rod, a mass hammer and a limiting block. The utility model realizes the purpose of disassembling the embedded bearing and the shaft sleeve, reduces the disassembling difficulty and improves the disassembling efficiency; meanwhile, the force application direction is changed, and the good performance of the disassembled equipment is ensured; furthermore, the device has the advantages of high safety and high disassembly speed.
Description
Technical Field
The utility model relates to a technical field is dismantled to the bearing axle sleeve, specifically is an embedded bearing axle sleeve detacher.
Background
Mechanical equipment overhauls often can change the bearing axle sleeve, and the maintenance quality is direct to be concerned with the performance and the operational aspect of equipment. The most difficult link when the bearing shaft sleeve is replaced is disassembly, and especially when the embedded bearing and the shaft sleeve are disassembled, the heavy hammer is often used by an operator to knock the embedded bearing and the shaft sleeve forcefully.
However, the existing method for disassembling the embedded bearing and the shaft sleeve by manually knocking with a heavy hammer has the following problems: firstly, when the heavy hammer is used for forcefully knocking, the internal structure of the equipment is easily damaged, the service cycle can be greatly shortened after the embedded bearing and the shaft sleeve are installed again, and the intact performance of the equipment after being disassembled cannot be ensured; secondly, the tool cannot be deeply inserted into the embedded bearing in the dismounting process, the dismounting difficulty is high, and the dismounting efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the current artifical mode that uses the weight to strike hard and dismantle embedded bearing and axle sleeve and have the intact, big problem of the dismantlement degree of difficulty of the performance of dismantling back equipment of unable assurance, provide an embedded bearing axle sleeve detacher.
The utility model discloses an adopt following technical scheme to realize:
an embedded bearing shaft sleeve detacher comprises a fastening support mechanism positioned at the lower part, an impact mechanism positioned at the upper part and a connecting piece detachably connected between the fastening support mechanism and the impact mechanism; the fastening and supporting mechanism comprises a screw rod, an adjusting nut is screwed at the upper end of the screw rod, a supporting nut is screwed at the lower end of the screw rod, a sleeve sleeved on the screw rod, a movable sleeve sleeved on the screw rod and two hook claws distributed along the left and right in an arc shape are sequentially arranged between the adjusting nut and the supporting nut from top to bottom; the upper parts of the two hooks are movably connected to the inner side wall of the movable sleeve, and the two hooks are arranged in a back-to-back manner; a gasket is clamped between the sleeve and the movable sleeve, and the outer diameter of the gasket is greater than or equal to that of the movable sleeve;
the impact mechanism comprises an impact rod, a mass hammer sleeved on the impact rod and a limiting block fixed at the top end of the impact rod.
Furthermore, the left part and the right part of the side wall of the movable sleeve are respectively provided with a through hole which is through along the left and the right, the upper parts of the two hooks are respectively provided with a through hole I corresponding to the through hole, pin shafts are respectively arranged on the through hole and the through hole I on the left side and the through hole I on the right side in a penetrating manner, and a movable gap is reserved between the outer side wall of each pin shaft and the hole wall of each through hole I.
Furthermore, the connecting piece is of a frame-shaped structure, the middle of the upper frame edge and the middle of the lower frame edge of the connecting piece are respectively provided with a connecting screw hole which is communicated up and down, the lower end of the impact rod is provided with external threads, and the lower end of the impact rod and the top end of the screw rod are respectively in threaded connection with the two connecting screw holes.
Further, the upper part of the support nut is of an arc-shaped structure; the bottom end surfaces of the two hooks are respectively provided with a groove which is transversely arranged and matched with the supporting nut.
Further, a gasket I is clamped between the adjusting nut and the sleeve, and the outer diameter of the gasket I is larger than or equal to that of the sleeve.
Furthermore, the middle part of the side wall of the screw is a smooth surface; the supporting nut is a hexagonal nut.
The utility model has reasonable and reliable structural design, realizes the purpose of disassembling the embedded bearing and the shaft sleeve, reduces the disassembling difficulty and improves the disassembling efficiency; meanwhile, the force application direction is changed, and the good performance of the disassembled equipment is ensured; furthermore, the device has the advantages of high safety and high disassembly speed.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the fastening support mechanism of the present invention.
Fig. 3 is a bottom view of the present invention.
In the figure: 1-connecting piece, 2-screw rod, 3-adjusting nut, 4-supporting nut, 5-sleeve, 6-movable sleeve, 7-claw, 8-gasket, 9-impact rod, 10-mass hammer, 11-limiting block, 12-pin shaft, 13-movable gap, 14-groove and 15-gasket I.
Detailed Description
An embedded bearing shaft sleeve detacher is shown in figures 1 and 2 and comprises a fastening supporting mechanism positioned at the lower part, an impact mechanism positioned at the upper part and a connecting piece 1 detachably connected between the fastening supporting mechanism and the impact mechanism; the fastening and supporting mechanism comprises a screw rod 2, an adjusting nut 3 is screwed at the upper end of the screw rod 2, a supporting nut 4 is screwed at the lower end of the screw rod 2, and a sleeve 5 sleeved on the screw rod 2, a movable sleeve 6 sleeved on the screw rod 2 and two hook claws 7 which are distributed along the left and right in an arc shape are sequentially arranged between the adjusting nut 3 and the supporting nut 4 from top to bottom; the upper parts of the two hooks 7 are movably connected to the inner side wall of the movable sleeve 6, and the two hooks 7 are arranged back to back; a gasket 8 is clamped between the sleeve 5 and the movable sleeve 6, and the outer diameter of the gasket 8 is larger than or equal to that of the movable sleeve 6;
the impact mechanism comprises an impact rod 9, a mass hammer 10 sleeved on the impact rod 9 and a limiting block 11 fixed at the top end of the impact rod 9.
In the utility model, the two expanded claw 7 can hook the bottom of the embedded bearing, and the embedded bearing and the shaft sleeve are disassembled by the inertia acting force of the mass hammer 10 impacting the limiting block 11, thereby reducing the disassembling difficulty and improving the disassembling efficiency; meanwhile, the inertia acting force of the mass hammer 10 impacting the limiting block 11 is an upward force, so that the internal structure of the equipment cannot be damaged, and the intact performance of the equipment after being disassembled is ensured; the two claws 7 are movably connected with the movable sleeve 6, and the movable sleeve 6 drives the two claws 7 to contract or expand in the process of moving up and down, so that the device can conveniently enter and exit the embedded bearing, and the claw 7 is hooked with the embedded bearing; the structural design of connecting piece 1 can extend this device for this device can go deep into the inside of equipment, has solved the dismantlement of the embedded bearing in deep.
When the embedded bearing is in work, the adjusting nut 3 is firstly screwed upwards to enable the movable sleeve 6 to move up and down, the hook claws 7 shrink when the movable sleeve 6 is lifted up to be convenient for extending into the inner ring of the embedded bearing, then the adjusting nut 3 is screwed downwards to enable the sleeve 5 and the movable sleeve 6 to move downwards, the hook claws 7 are spread towards two sides of the screw rod 2 under the supporting action of the supporting nut 4, the downward acting force of the adjusting nut 3 and the action of gravity, the two spread hook claws 7 are clamped at the bottom of the embedded bearing, and then the screw rod 2 is fixedly connected with the connecting piece 1 and the impact rod 9; then, an operator moves the mass hammer 10 up and down quickly, so that the mass hammer 10 impacts the limiting block 11, the embedded bearing is separated from the shaft sleeve under the inertial impact of the mass hammer 10, and finally the adjusting nut 3 is screwed upwards, so that the claw 7 is released from the expanded state, and the claw 7 is taken out, and therefore the embedded bearing and the shaft sleeve are disassembled; the problem of current manual work use the weight strike hard to dismantle embedded bearing and axle sleeve the mode exists can't guarantee to dismantle the good performance of back equipment, the dismantlement degree of difficulty is big is overcome.
The left part and the right part of the side wall of the movable sleeve 6 are respectively provided with a through hole which is through along the left and the right, the upper parts of the two hooks 7 are respectively provided with a through hole I which corresponds to the through hole, a pin shaft 12 is respectively arranged on the through hole and the through hole I on the left side and the through hole I on the right side in a penetrating way, and a movable gap 13 is reserved between the outer side wall of the pin shaft 12 and the hole wall of the through hole and between the outer side wall of the pin shaft 12 and the hole wall of the through hole I.
The structural design of the through hole, the through hole I, the pin shaft 12 and the movable gap 13 realizes the movable connection of the movable sleeve 6 and the two hooks 7, so that the two hooks 7 can contract along with the upward movement of the movable sleeve 6 in the state that the adjusting nut 3 is not screwed down, and the inner ring of the embedded bearing can be conveniently and smoothly passed through.
As shown in fig. 1, the connecting member 1 is a frame-shaped structure, and the middle of the upper frame edge and the middle of the lower frame edge of the connecting member 1 are respectively provided with a connecting screw hole which is through up and down, the lower end of the impact rod 9 is provided with an external thread, and the lower end of the impact rod 9 and the top end of the screw rod 2 are respectively in threaded connection with the two connecting screw holes.
The connecting piece 1 can lengthen the device, so that the device can go deep into the equipment, and the deep embedded bearing and the shaft sleeve are disassembled; meanwhile, the connecting piece 1 with the frame-shaped structure can prevent the device from falling into the equipment due to careless operation, and the structural reliability of the device is improved.
As shown in fig. 1 and 2, the upper part of the support nut 4 is of an arc-shaped structure; the bottom end surfaces of the two hooks 7 are respectively provided with a groove 14 which is arranged along the transverse direction and matched with the supporting nut 4.
The support nut 4 of arc structure both had provided the supporting role for the hook 7, and the while is restricted for the home range of hook 7 again for the hook 7 is moving along the direction that recess 14 set up at the in-process that contracts and strut, avoids the hook 7 to sway along the fore-and-aft direction, has further increased the structural reliability of this device.
As shown in fig. 1, a gasket I15 is interposed between the adjusting nut 3 and the sleeve 5, and an outer diameter of the gasket I15 is greater than or equal to an outer diameter of the sleeve 5.
As shown in the attached figure 1, the middle part of the side wall of the screw 2 is a smooth surface; the support nut 4 is a hexagonal nut.
The design that the two ends of the screw rod 2 are provided with external threads and the middle part is a smooth surface can reduce the manufacturing cost of the screw rod 2; the hexagonal nut is convenient to screw.
In the specific implementation process, the supporting nut 4 can be sleeved on the screw rod 2, and the limiting plate is fixed at the bottom end of the screw rod 2, so that the supporting effect of the supporting nut 4 on the two hooks 7 is realized.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an embedded bearing shaft sleeve detacher which characterized in that: comprises a fastening support mechanism positioned at the lower part, an impact mechanism positioned at the upper part, and a connecting piece (1) detachably connected between the fastening support mechanism and the impact mechanism; the fastening and supporting mechanism comprises a screw rod (2), an adjusting nut (3) is screwed at the upper end of the screw rod (2), a supporting nut (4) is screwed at the lower end of the screw rod, a sleeve (5) sleeved on the screw rod (2), a movable sleeve (6) sleeved on the screw rod (2) and two hook claws (7) which are arranged in an arc shape and distributed along the left and right sides are sequentially arranged between the adjusting nut (3) and the supporting nut (4) from top to bottom; the upper parts of the two hooks (7) are movably connected to the inner side wall of the movable sleeve (6), and the two hooks (7) are arranged in a back-to-back manner; a gasket (8) is clamped between the sleeve (5) and the movable sleeve (6), and the outer diameter of the gasket (8) is larger than or equal to that of the movable sleeve (6);
the impact mechanism comprises an impact rod (9), a mass hammer (10) sleeved on the impact rod (9) and a limiting block (11) fixed at the top end of the impact rod (9).
2. The in-line bearing bushing detacher as recited in claim 1, wherein: the lateral wall left part of movable sleeve (6), the lateral wall right part respectively opens and has the through-hole that link up about following, and the upper portion of two hook (7) respectively opens and has the through-hole I that corresponds with the through-hole position, lie in on left through-hole and the through-hole I, lie in and respectively wear to be equipped with round pin axle (12) on through-hole and the through-hole I on the right side, and leave free gap (13) between the lateral wall of round pin axle (12) and the pore wall of through-hole I.
3. The in-line bearing bushing detacher of claim 1, wherein: the connecting piece (1) is of a frame-shaped structure, the middle parts of the upper frame edge and the lower frame edge of the connecting piece (1) are respectively provided with a connecting screw hole which is communicated up and down, the lower end of the impact rod (9) is provided with external threads, and the lower end of the impact rod (9) and the top end of the screw rod (2) are respectively in threaded connection with the two connecting screw holes.
4. The in-line bearing bushing detacher of claim 1, wherein: the upper part of the supporting nut (4) is of an arc-shaped structure; the bottom end surfaces of the two hooks (7) are respectively provided with a groove (14) which is arranged along the transverse direction and matched with the supporting nut (4).
5. The in-line bearing bushing detacher of claim 1, wherein: a gasket I (15) is clamped between the adjusting nut (3) and the sleeve (5), and the outer diameter of the gasket I (15) is larger than or equal to that of the sleeve (5).
6. The in-line bearing bushing detacher as recited in claim 1, wherein: the middle part of the side wall of the screw rod (2) is a smooth surface; the supporting nut (4) is a hexagonal nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222839697.4U CN218226443U (en) | 2022-10-27 | 2022-10-27 | Embedded bearing shaft sleeve detacher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222839697.4U CN218226443U (en) | 2022-10-27 | 2022-10-27 | Embedded bearing shaft sleeve detacher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218226443U true CN218226443U (en) | 2023-01-06 |
Family
ID=84669321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222839697.4U Active CN218226443U (en) | 2022-10-27 | 2022-10-27 | Embedded bearing shaft sleeve detacher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218226443U (en) |
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2022
- 2022-10-27 CN CN202222839697.4U patent/CN218226443U/en active Active
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