CN217020206U - Inner hole type sleeve and bearing dismounting tool - Google Patents
Inner hole type sleeve and bearing dismounting tool Download PDFInfo
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- CN217020206U CN217020206U CN202220450304.8U CN202220450304U CN217020206U CN 217020206 U CN217020206 U CN 217020206U CN 202220450304 U CN202220450304 U CN 202220450304U CN 217020206 U CN217020206 U CN 217020206U
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- support frame
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Abstract
The utility model discloses a female sleeve and bearing dismounting tool, which comprises a support frame and three support legs, wherein the three support legs are equidistantly arranged on the side of the support frame, a pulling-out mechanism is arranged in the middle of the support frame, a screw rod is arranged in the middle of the pulling-out mechanism, the screw rod sequentially penetrates through the middle of the pulling-out mechanism and the middle of the support frame, the screw rod is in threaded connection with the pulling-out mechanism, when the female sleeve and bearing dismounting tool is used, the bottom ends of two claw walls are inserted into the bearing or sleeve, and the conical jacking end heads are driven to move downwards by screwing the screw rod to tension the bottom parts of the two claw walls to two sides so as to adapt to bearings or sleeves with different inner diameters; the wedge-shaped jacking part can be inserted into a gap between the bottom end of the bearing and the blind hole, so that the bearing is loosened, and the success rate of pulling out the bearing or the sleeve is improved; the screw rod can be jacked upwards by extending the manual hydraulic jack, so that the clamping jaw mechanism moves upwards to extract the bearing or the sleeve, and the operation is convenient and labor-saving.
Description
Technical Field
The utility model belongs to the technical field of hardware tools, and particularly relates to a female sleeve and bearing dismounting tool.
Background
In the equipment maintenance work, the situation that a sleeve and a bearing need to be disassembled is often met. Because the interference magnitude exists in the matching of the sleeve, the bearing, the sleeve and the bearing hole, the disassembly is more laborious. The disassembly of the small-diameter sleeve and the bearing is more difficult. In particular, the sleeve and the bearing which are arranged in the blind hole (namely, one end of the blind hole is not provided with a through hole) need to be disassembled, and the sleeve and the bearing can not be disassembled by the existing standard tool in the deep part of the workpiece of the blind hole. When a repairer dismantles the sleeve and the bearing, the common method is gas welding cutting, electric arc welding cutting or prying by using a prying bar, time and labor are wasted, and the sleeve, the bearing and a workpiece are easy to damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a tool for disassembling a female sleeve and a bearing, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an interior cellular type cover, bearing extracting tool, includes support frame and supporting leg, the supporting leg has threely, and is three the supporting leg equidistance sets up the avris at the support frame, the middle part of support frame is provided with extracts the mechanism, the middle part of extracting the mechanism is provided with the screw rod, the screw rod runs through the middle part of extracting the mechanism and the middle part of support frame in proper order, just the screw rod with extract mechanism threaded connection, the bottom threaded connection of screw rod has the tight end in toper top, the middle part of screw rod is provided with clamping jaw mechanism, the tight end in toper top sets up the middle part in clamping jaw mechanism bottom.
Preferably, the support frame includes the disc, the lateral wall fixedly connected with convex arm of disc, the convex arm has threely, and is three the convex arm distributes around the axis equidistance of disc, and is three the adjustment tank has all been seted up on the surface of convex arm, and is three the top of supporting leg runs through threely respectively the adjustment tank.
Preferably, the supporting leg is provided with a threaded portion, two first nuts are arranged outside the threaded portion, and the two first nuts are respectively arranged at the top and the bottom of the corresponding convex arm.
Preferably, the pulling-out mechanism comprises a cylinder, the cylinder is fixedly connected to the middle of the top end of the disc, a circular plate is movably connected to the inside of the cylinder, a threaded cylinder is fixedly communicated with the middle of the circular plate, a screw penetrates through the threaded cylinder, the screw is in threaded connection with the threaded cylinder, manual hydraulic rams are arranged on two sides of the inside of the cylinder, the top ends of the manual hydraulic rams are fixedly connected with the bottom end of the circular plate, the bottom ends of the manual hydraulic rams are fixedly connected with the top end of the disc, and a through groove is symmetrically formed in the side wall of the cylinder.
Preferably, the clamping jaw mechanism includes the link, the middle part and the screw rod threaded connection of link, the middle part threaded connection of screw rod has the second nut, two the second nut sets up respectively in the top and the bottom of link, the both sides of link all are provided with the claw wall, two the bottom symmetry of claw wall sets up the both sides at the tight end in toper top.
Preferably, one side of the bottom end of the claw wall is provided with a wedge-shaped jacking portion, and the side wall of the wedge-shaped jacking portion is of an arc-shaped structure.
Preferably, one side of the cylinder is provided with a Y-shaped pressing handle, two ends of the Y-shaped pressing handle penetrate through the through grooves respectively, two ends of the Y-shaped pressing handle are fixedly connected with two pressing handles of the manual hydraulic jack respectively, the pressing portion of the Y-shaped pressing handle is bent upwards, and the top end of the screw is fixedly connected with a screwing handle.
Compared with the prior art, the utility model has the beneficial effects that: when the clamping jaw mechanism is used, the bottom ends of the two jaw walls are inserted into the bearing or the sleeve, the screw rod is screwed to drive the conical jacking end heads to move downwards to tension the bottoms of the two jaw walls to two sides, so that the clamping jaw mechanism is suitable for bearings or sleeves with different inner diameters, the clamping jaw mechanism is pulled upwards to completely take out the sleeve or the bearing, and the operation is simple; in the tensioning process, the wedge-shaped jacking part can be inserted into a gap between the bottom end of the bearing and the blind hole, so that the bearing is loosened, and the success rate of pulling out the bearing or the sleeve is improved; when extracting bearing or cover, can jack-up screw rod upwards through the manual hydraulic ram of extension, and then realize that gripper mechanism rebound extracts bearing or cover, convenient operation is laborsaving, and the practicality is high.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the structure of part A of the present invention;
FIG. 3 is a top view of the present invention;
fig. 4 is a front view of the present invention.
FIG. 5 is a cross-sectional view of plane A-A of the present invention.
In the figure: 1. a support frame; 11. a disc; 12. a convex arm; 13. an adjustment groove; 2. supporting legs; 21. a threaded portion; 22. a first nut; 3. a pulling-out mechanism; 31. a cylinder; 32. a circular plate; 33. a threaded barrel; 34. A manual hydraulic jack; 35. a through groove; 4. a screw; 5. the end head is tightly propped in a conical shape; 6. a jaw mechanism; 61. a connecting frame; 62. a second nut; 63. a jaw wall; 64. a wedge-shaped jacking portion; 7. a Y-shaped pressing handle; 8. and (5) screwing a handle.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a female type cover, bearing extracting tool, including support frame 1 and supporting leg 2, supporting leg 2 has threely, and 2 equidistance settings of three supporting leg are at the avris of support frame 1, the middle part of support frame 1 is provided with extracts mechanism 3, the middle part of extracting mechanism 3 is provided with screw rod 4, screw rod 4 runs through the middle part of extracting mechanism 3 and the middle part of support frame 1 in proper order, and screw rod 4 and 3 threaded connection of extracting mechanism, the bottom threaded connection of screw rod 4 has the tight end 5 in toper top, the middle part of screw rod 4 is provided with clamping jaw mechanism 6, the tight end 5 in toper top sets up the middle part in clamping jaw mechanism 6 bottom.
Preferably, support frame 1 includes disc 11, disc 11's lateral wall fixedly connected with convex arm 12, and convex arm 12 has threely, and three convex arm 12 distributes around disc 11's axis equidistance, and adjustment tank 13 has all been seted up on the surface of three convex arm 12, and three adjustment tank 13 is run through respectively on the top of three supporting leg 2, and convex arm 12 is used for prolonging support frame 1's space, is convenient for lay supporting leg 2, avoids supporting leg 2 mutual distance to influence clamping jaw mechanism 6 activity too closely.
Preferably, the supporting leg 2 is provided with a threaded portion 21 at the portion thereof, two first nuts 22 are provided outside the threaded portion 21, the two first nuts 22 are respectively provided at the top and bottom of the corresponding protruding arm 12, the length of the supporting leg 2 can be adjusted, and the practicability of the tool is improved.
Preferably, the pulling-out mechanism 3 includes a cylinder 31, the cylinder 31 is fixedly connected to the middle of the top end of the disc 11, the inside of the cylinder 31 is movably connected to a circular plate 32, the middle of the circular plate 32 is fixedly communicated with a threaded cylinder 33, the screw rod 4 penetrates through the threaded cylinder 33, the screw rod 4 is in threaded connection with the threaded cylinder 33, the two sides inside the cylinder 31 are respectively provided with a manual hydraulic ram 34, the top ends of the two manual hydraulic rams 34 are respectively fixedly connected to the bottom end of the circular plate 32, the bottom ends of the two manual hydraulic rams 34 are respectively fixedly connected to the top end of the disc 11, through grooves 35 are symmetrically formed in the side wall of the cylinder 31, after the clamping jaw mechanism 6 is placed in place, the circular plate 32 is driven to move upwards by extending the two manual hydraulic rams 34, so that the screw rod 4 and the clamping jaw mechanism 6 are driven to move upwards integrally, and the bearing or sleeve is pulled out from the inside of the blind hole.
Preferably, the clamping jaw mechanism 6 comprises a connecting frame 61, the middle of the connecting frame 61 is in threaded connection with the screw rod 4, the middle of the screw rod 4 is in threaded connection with second nuts 62, the two second nuts 62 are respectively arranged at the top and the bottom of the connecting frame 61, the two sides of the connecting frame 61 are respectively provided with a jaw wall 63, the bottom ends of the two jaw walls 63 are symmetrically arranged at the two sides of the conical jacking end head 5, when the clamping jaw mechanism is installed, the bottom ends of the two jaw walls 63 are all inserted into the bearing or the sleeve, the screw rod 4 is screwed, the conical jacking end head 5 moves downwards to tightly tension the bottom of the two jaw walls 63 towards the two sides, so that the bearing or the sleeve is tightly pressed against the bottom of the clamping jaw mechanism 6, and the clamping jaw mechanism can be conveniently pulled out in the subsequent process.
Preferably, one side of claw wall 63 bottom is provided with wedge jack-up portion 64, and the lateral wall of wedge jack-up portion 64 is convex structure, and at the in-process that rises and tightly, wedge jack-up portion 64 can insert in the clearance between bearing bottom and the blind hole, plays the effect of not hard up bearing, improves the success rate that bearing or cover were extracted.
Preferably, one side of the cylinder 31 is provided with a Y-shaped pressing handle 7, two ends of the Y-shaped pressing handle 7 respectively penetrate through the two through grooves 35, two ends of the Y-shaped pressing handle 7 are respectively and fixedly connected with pressing handles of the two manual hydraulic rams 34, a pressing part of the Y-shaped pressing handle 7 is bent upwards, a screwing handle 8 is fixedly connected to the top end of the screw rod 4, the two manual hydraulic rams 34 can be controlled to be extended or compressed simultaneously by pressing the Y-shaped pressing handle 7, and balance of the circular plate 32 during movement is further ensured.
The working principle and the using process of the utility model are as follows: when the clamping jaw mechanism 6 is used, the bottom ends of the two jaw walls 63 are inserted into the bearing or the sleeve, the screw rod 4 is screwed to drive the conical jacking end heads 5 to move downwards to tighten the bottoms of the two jaw walls 63 towards two sides, so that the bearing or the sleeve is tightly pressed against the bottom of the clamping jaw mechanism 6 to be pulled out in the subsequent process, the wedge-shaped jacking parts 64 can be inserted into a gap between the bottom end of the bearing and a blind hole in the tensioning process to play a role in loosening the bearing and improve the success rate of pulling the bearing or the sleeve out, after the clamping jaw mechanism 6 is placed in place, the two second nuts 62 are screwed to fix the position of the whole clamping jaw mechanism 6, then the circular plate 32 is driven to move upwards by extending the two manual hydraulic jacks 34 to drive the screw rod 4 and the clamping jaw mechanism 6 to move upwards so as to pull out the bearing or the sleeve from the inside of the blind hole, the operation is convenient and labor-saving, and the two manual hydraulic jacks 34 can be simultaneously controlled to extend or compress by pressing the Y-shaped pressing handle 7, thereby ensuring the balance of the disk 32 when moving.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a female type cover, bearing extracting tool, includes support frame (1) and supporting leg (2), its characterized in that: supporting leg (2) have threely, and three supporting leg (2) equidistance sets up the avris at support frame (1), the middle part of support frame (1) is provided with extracts mechanism (3), the middle part of extracting mechanism (3) is provided with screw rod (4), screw rod (4) run through the middle part of extracting mechanism (3) and the middle part of support frame (1) in proper order, just screw rod (4) and extract mechanism (3) threaded connection, the bottom threaded connection of screw rod (4) has tight end (5) in toper top, the middle part of screw rod (4) is provided with clamping jaw mechanism (6), the tight end (5) in toper top sets up the middle part in clamping jaw mechanism (6) bottom.
2. The female sleeve, bearing removal tool of claim 1, wherein: support frame (1) includes disc (11), lateral wall fixedly connected with gib block (12) of disc (11), gib block (12) have threely, and three gib block (12) distribute around the axis equidistance of disc (11), and are three adjustment tank (13), three have all been seted up on the surface of gib block (12) the top of supporting leg (2) is run through threely respectively adjustment tank (13).
3. A female sleeve, bearing removal tool as claimed in claim 2, wherein: the supporting leg (2) is characterized in that a threaded portion (21) is arranged at the portion of the supporting leg (2), two first nuts (22) are arranged outside the threaded portion (21), and the two first nuts (22) are arranged at the top and the bottom of the corresponding convex arm (12) respectively.
4. The female bushing, bearing removal tool of claim 2, wherein: the pulling-out mechanism (3) comprises a cylinder (31), the cylinder (31) is fixedly connected to the middle of the top end of a disc (11), a circular plate (32) is movably connected to the inside of the cylinder (31), a threaded cylinder (33) is fixedly communicated with the middle of the circular plate (32), the screw rod (4) penetrates through the threaded cylinder (33), the screw rod (4) is in threaded connection with the threaded cylinder (33), manual hydraulic jacks (34) are arranged on the two sides of the inside of the cylinder (31), the top ends of the manual hydraulic jacks (34) are fixedly connected with the bottom end of the circular plate (32), the bottom ends of the manual hydraulic jacks (34) are fixedly connected with the top end of the disc (11), and through grooves (35) are symmetrically formed in the side wall of the cylinder (31).
5. The female bushing, bearing removal tool of claim 1, wherein: clamping jaw mechanism (6) are including link (61), the middle part and screw rod (4) threaded connection of link (61), the middle part threaded connection of screw rod (4) has second nut (62), two second nut (62) set up respectively in the top and the bottom of link (61), the both sides of link (61) all are provided with claw wall (63), two the bottom symmetry of claw wall (63) sets up the both sides in tight end (5) in toper top.
6. The female bushing, bearing removal tool of claim 5, wherein: one side of claw wall (63) bottom is provided with wedge jack-up portion (64), the lateral wall of wedge jack-up portion (64) is convex structure.
7. The female bushing, bearing removal tool of claim 4, wherein: one side of drum (31) is provided with Y shape and presses handle (7), two are run through respectively at the both ends that handle (7) were pressed in the Y shape lead to groove (35), just the both ends that handle (7) were pressed in the Y shape respectively with two the pressure handle fixed connection of manual hydraulic ram (34), the pressing portion of handle (7) is pressed in the Y shape upwards buckles, the top fixedly connected with of screw rod (4) revolves twist grip (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220450304.8U CN217020206U (en) | 2022-03-03 | 2022-03-03 | Inner hole type sleeve and bearing dismounting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220450304.8U CN217020206U (en) | 2022-03-03 | 2022-03-03 | Inner hole type sleeve and bearing dismounting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217020206U true CN217020206U (en) | 2022-07-22 |
Family
ID=82454292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220450304.8U Active CN217020206U (en) | 2022-03-03 | 2022-03-03 | Inner hole type sleeve and bearing dismounting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217020206U (en) |
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2022
- 2022-03-03 CN CN202220450304.8U patent/CN217020206U/en active Active
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