CN215967283U - Rope wheel bearing installation press-in machine - Google Patents
Rope wheel bearing installation press-in machine Download PDFInfo
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- CN215967283U CN215967283U CN202121278519.8U CN202121278519U CN215967283U CN 215967283 U CN215967283 U CN 215967283U CN 202121278519 U CN202121278519 U CN 202121278519U CN 215967283 U CN215967283 U CN 215967283U
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- guide pipe
- bearing installation
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- 238000009434 installation Methods 0.000 title claims abstract description 15
- 230000008719 thickening Effects 0.000 claims description 2
- 230000006378 damage Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a rope pulley bearing installation pressing-in machine which comprises a press frame, a hydraulic cylinder, a fixed seat and a pressing sleeve, wherein the hydraulic cylinder and the fixed seat are fixedly connected with the press frame; a floating platform used for supporting the rope wheel is arranged above the fixed seat, the floating platform is vertically and movably connected with the fixed seat, a connecting hole matched and aligned with the middle hole of the rope wheel is formed in the middle of the floating platform, and a placing bottom pad used for placing a bearing and a fixed shaft is arranged on the fixed seat; the rope wheel bearing has low damage to the bearing when being installed and pressed into a machine for manufacturing.
Description
Technical Field
The utility model relates to a rope wheel bearing installation press-in machine.
Background
Elevator rope guide wheels are usually mounted on the load-bearing beam, the counterweight housing and the car, and the wheels rotate on a fixed shaft by means of two bearings in the inner hole. The wheel and the bearing as well as the bearing and the fixed shaft are in interference fit, and the two bearings and the fixed shaft are generally installed in a mode that the two bearings and the fixed shaft are pressed into the inner hole from one side to the other side simultaneously during assembly.
Because the step of axle has separated certain distance between two bearings, the bearing atress of front end promotes the outer lane for the inner circle and enters into rope sheave hole the inside during impressing, so the mode can cause the injury of bearing raceway and roller, can make the play of bearing all deviate to one side again simultaneously, causes during the rotation too tightly and loud phenomenon of sound and wearing and tearing. In order to make up for the shortcomings of such an installation mode, the bearing at the other end is usually retracted by reversely striking or impacting the shaft head to enable the play to be restored to smooth rotation, so that the bearing is damaged again, the service life of the bearing is seriously affected and shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a rope pulley bearing installation pressing-in machine which has low damage to a bearing during manufacturing.
In order to solve the problems, the utility model adopts the following technical scheme:
a rope pulley bearing installation pressing-in machine comprises a press frame, a hydraulic cylinder, a fixed seat and a pressing sleeve, wherein the hydraulic cylinder and the fixed seat are fixedly connected with the press frame;
the rope wheel fixing device is characterized in that a floating platform used for supporting the rope wheel is arranged above the fixing seat and is movably connected with the fixing seat in the vertical direction, a connecting hole matched with the middle hole of the rope wheel is formed in the middle of the floating platform, and a placing bottom pad used for placing the bearing and the fixing shaft is arranged on the fixing seat.
Preferably, a first guide hole is formed in the press frame, a guide pipe penetrates into the first guide hole, a limiting nut which prevents the guide pipe from being separated from the first guide hole is arranged at the tail end of the guide pipe, a second guide hole is formed in the fixing seat, the head end of the guide pipe penetrates through the second guide hole and abuts against the floating platform, a reset spring is arranged between the fixing seat and the press frame, the guide pipe penetrates through the reset spring, and the floating platform is vertically movably connected with the fixing seat through the guide pipe.
Preferably, the guide pipe is provided with an enlarged portion matched with the second guide hole.
Preferably, a step body for positioning the bearing is arranged on the pressing sleeve.
Preferably, the fixed seat is fixedly connected with the placing bottom cushion.
When in work: the hydraulic cylinder pushes the pressing sleeve to press the upper bearing and the lower bearing into the fixed shaft and the rope pulley hole from two sides simultaneously; due to the action of the floating platform, the rope wheel, the bearing and the fixed shaft can move respectively and necessarily during construction, the position symmetry of the pressed bearing is realized through the positioning action of the step body on the pressing sleeve, and the inner ring and the outer ring are kept flat and tightly attached to the shoulder in the middle of the fixed shaft.
The utility model has the beneficial effects that: the upper bearing and the lower bearing are pressed in simultaneously, the pressing sleeve and the bottom pad are placed to be in contact with the bearings simultaneously to exert pressure, the stress of the inner ring and the outer ring is fully guaranteed, the roller cannot be applied, the roller path and the clearance are protected from being influenced, and the phenomenon that the shaft head needs to be knocked due to over-tight rotation is avoided. The position that the bearing was impressed has been fixed, makes the bearing guarantee to be in rope sheave middle symmetry, and the position of avoiding when impressing from one side is inaccurate to overturn repeatedly, or impresses the condition that the head caused damage jump ring and jump ring groove, can effectively improve work efficiency and reduce intensity of labour.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a state diagram before pressing a hydraulic cylinder of a rope bearing installation press-in machine of the present invention.
Fig. 2 is a schematic view of a partial structure of a sheave bearing installation press-in machine according to the present invention:
1. a press frame; 2. a hydraulic cylinder; 3. a fixed seat; 4. pressing the sleeve; 5. a floating platform; 6. a bearing; 7. a fixed shaft; 8. placing a bottom cushion; 9. a guide tube; 10. a limit nut; 11. a return spring; 12. a thickening part; 13. a sheave; 14. a step body.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments.
In the embodiments, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a conventional manner such as bolt fixing, pin shaft connecting, adhesive fixing, or rivet fixing, which is commonly used in the prior art, and therefore, the detailed description thereof will not be provided in the examples.
Examples
As shown in fig. 1-2, a rope pulley bearing installation press-in machine comprises a press frame 1, a hydraulic cylinder 2, a fixed seat 3 and a pressing sleeve 4, wherein the hydraulic cylinder 2 and the fixed seat 3 are fixedly connected with the press frame 1;
the rope sheave bearing device is characterized in that a floating platform 5 used for supporting the rope sheave is arranged above the fixed seat 3, the floating platform 5 is movably connected with the fixed seat 3 in the vertical direction, a connecting hole (not shown) matched with the middle hole of the rope sheave 13 is formed in the middle of the floating platform 5, a placing bottom pad 8 used for placing the bearing 6 and the fixed shaft 7 is arranged on the fixed seat 3, and the floating platform is suspended above the placing bottom pad.
In this embodiment, be provided with first guiding hole on the press frame 1, the stand pipe 9 has penetrated in the first guiding hole, 9 ends of stand pipe are provided with stop nut 10 of avoiding it to break away from first guiding hole, stand pipe and stop nut threaded connection, be provided with second guiding hole (not shown in the drawing) on the fixing base 3, 9 one end of stand pipe is passed the second guiding hole and is supported the setting of floating platform 5, be provided with reset spring 11 between fixing base 3 and the press frame 1, the stand pipe 9 passes reset spring 11 and sets up, floating platform 5 and fixing base 3 are through the vertical swing joint of stand pipe 9.
In this embodiment, be provided with on the stand pipe 9 with the second guiding hole assorted with add thick portion 12, through being provided with the thick portion, can further promote the direction stability between stand pipe and the second guiding hole, the second guiding hole internal fixation is provided with linear bearing, it passes through linear bearing and second guiding hole sliding connection to add thick portion.
In this embodiment, the pressing sleeve 4 is provided with a step body 14 for positioning the bearing 6, and the pressed bearing is symmetrical in position by the step body 14 and the effect of placing the bottom pad and the fixing seat in a matching manner, wherein the step body is in interference fit with the middle hole of the rope pulley.
In this embodiment, the fixing base is fixedly connected to the bottom pad.
When in work: the hydraulic cylinder pushes the pressing sleeve to press the upper bearing and the lower bearing into the fixed shaft and the rope pulley hole from two sides simultaneously; due to the action of the floating platform, the rope wheel, the bearing and the fixed shaft can move respectively and necessarily during construction, the position symmetry of the pressed bearing is realized through the positioning action of the step body on the pressing sleeve, and the inner ring and the outer ring are kept flat and tightly attached to the shoulder in the middle of the fixed shaft.
The utility model has the beneficial effects that: the upper bearing and the lower bearing are pressed in simultaneously, the pressing sleeve and the bottom pad are placed to be in contact with the bearings simultaneously to exert pressure, the stress of the inner ring and the outer ring is fully guaranteed, the roller cannot be applied, the roller path and the clearance are protected from being influenced, and the phenomenon that the shaft head needs to be knocked due to over-tight rotation is avoided. The position that the bearing was impressed has been fixed, makes the bearing guarantee to be in rope sheave middle symmetry, and the position of avoiding when impressing from one side is inaccurate to overturn repeatedly, or impresses the condition that the head caused damage jump ring and jump ring groove, can effectively improve work efficiency and reduce intensity of labour.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention.
Claims (5)
1. The utility model provides a rope pulley bearing installation machine of impressing, includes press frame, pneumatic cylinder, fixing base and pressure cover, pneumatic cylinder and fixing base all with press frame fixed connection, its characterized in that:
the rope wheel fixing device is characterized in that a floating platform used for supporting the rope wheel is arranged above the fixing seat and is movably connected with the fixing seat in the vertical direction, a connecting hole matched with the middle hole of the rope wheel is formed in the middle of the floating platform, and a placing bottom pad used for placing the bearing and the fixing shaft is arranged on the fixing seat.
2. The sheave bearing installation press-in machine according to claim 1, characterized in that: the improved floating press is characterized in that a first guide hole is formed in the press frame, a guide pipe penetrates into the first guide hole, a limiting nut which is used for avoiding the guide pipe from being separated from the first guide hole is arranged at the tail end of the guide pipe, a second guide hole is formed in the fixing base, the head end of the guide pipe penetrates through the second guide hole and abuts against the floating platform, a reset spring is arranged between the fixing base and the press frame, the guide pipe penetrates through the reset spring, and the floating platform and the fixing base are connected through a vertical movable connection of the guide pipe.
3. The sheave bearing installation press-in machine according to claim 2, characterized in that: and the guide pipe is provided with a thickening part matched with the second guide hole.
4. A sheave bearing installation press as claimed in claim 3, characterized in that: and a step body for positioning the bearing is arranged on the pressing sleeve.
5. The sheave bearing installation press-in machine according to claim 4, characterized in that: the fixing seat is fixedly connected with the placing bottom cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121278519.8U CN215967283U (en) | 2021-06-08 | 2021-06-08 | Rope wheel bearing installation press-in machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121278519.8U CN215967283U (en) | 2021-06-08 | 2021-06-08 | Rope wheel bearing installation press-in machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215967283U true CN215967283U (en) | 2022-03-08 |
Family
ID=80513685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121278519.8U Active CN215967283U (en) | 2021-06-08 | 2021-06-08 | Rope wheel bearing installation press-in machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215967283U (en) |
-
2021
- 2021-06-08 CN CN202121278519.8U patent/CN215967283U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A rope wheel bearing installation and pressing machine Granted publication date: 20220308 Pledgee: Bank of China Limited Foshan Nanhai Xiqiao Sub-branch Pledgor: Guangdong Li'an Elevator Accessories Co.,Ltd. Registration number: Y2024980005204 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |