CN211415003U - Damage-free bearing dismounting device - Google Patents
Damage-free bearing dismounting device Download PDFInfo
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- CN211415003U CN211415003U CN201922319410.3U CN201922319410U CN211415003U CN 211415003 U CN211415003 U CN 211415003U CN 201922319410 U CN201922319410 U CN 201922319410U CN 211415003 U CN211415003 U CN 211415003U
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- jack
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- bearing
- top plate
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Abstract
The application discloses device is demolishd to exempt from to hinder bearing includes: the device comprises a supporting plate, a base, a top plate and a pull rod; one side of the supporting plate is connected with one side of the base; the bottom surface of the top plate and the top surface of the base are respectively connected with two ends of the supporting side wall; a first through hole is formed in the central area of the top surface of the top plate; the jack includes: jack seat and telescopic link, the one end of telescopic link is connected with the jack seat, and the other end of telescopic link stretches out first through-hole. The device provides reliable supporting plane for the telescopic link of jack, when the bearing is demolishd to needs, is connected the outside chain link pole of cutting ferrule in with the bearing or the bearing ring, connects the back, through the direct butt of the telescopic link of jack in the one end of axle, applys even effort to the axle through the jack, need not the manpower and can pull down the bearing from the axle, dismantles efficiently labour saving and time saving.
Description
Technical Field
The application relates to a device is demolishd to exempt from to hinder bearing belongs to the building field.
Background
The conventional means for removing the bearing is more traditional, and the bearing is separated from the shaft by manually tilting and knocking. The bearing and the shaft belong to precise components, the bearing and the shaft are required to be tightly attached without a gap in use, and the bearing and the shaft are easy to deform and influence subsequent continuous use under the condition of no need of an external auxiliary labor-saving device due to the fact that the labor cost is high and the deformation which is difficult to recover is easy to occur after the bearing is tilted and knocked. The dismantling difficulty is high, the dismantling efficiency is low, the production cost is increased, and the dismantling process is time-consuming and labor-consuming.
SUMMERY OF THE UTILITY MODEL
The present application provides a wound-free bearing removal device for solving the above technical problems.
The application provides a device is demolishd to wound-free bearing, includes: the lifting jack, the supporting plate, the base, the top plate and the pull rod;
one side of the supporting plate is connected with one side of the base;
the bottom surface of the top plate and the top surface of the base are respectively connected with two ends of the supporting side wall;
a first through hole is formed in the central area of the top surface of the top plate;
the jack includes: the lifting jack comprises a jack seat and a telescopic rod, wherein one end of the telescopic rod is connected with the jack seat, and the other end of the telescopic rod extends out of a first through hole;
one side of the supporting side wall is provided with a second through hole, and the operation area of the jack extends out of the second through hole;
a plurality of pull rods are symmetrically arranged on the top surface of the top plate and are uniformly distributed at equal intervals along the circumferential direction of the top plate;
one end of the pull rod is connected with the top plate, and the other end of the pull rod extends out and is connected with an inner ring of the bearing to be disassembled.
Preferably, the supporting sidewall includes: a plurality of angle steel, each angle steel sets up along roof circumference equidistant, and the one end of angle steel is connected with the roof, and the other end is connected with the base.
Preferably, a protruding block is arranged on one side wall of the supporting plate, a groove is arranged on one side wall of the base facing the supporting plate, and the protruding block is clamped in the groove.
Preferably, the area of the first through hole is larger than the cross-sectional area of the telescopic rod.
Preferably, the draw bar comprises: the first pull rod and the second pull rod are equal in length and symmetrically arranged along the center line of the top plate.
Preferably, the method comprises the following steps: the first hook piece is arranged on the extending end of the first pull rod; the second hook is arranged on the extending end of the second pull rod.
Preferably, the bottom surface of the jack seat is welded to the top surface of the base.
Preferably, the base is riveted to the ground.
The beneficial effects that this application can produce include:
1) the application provides a device is demolishd to exempting from to hinder bearing provides reliable support plane for the telescopic link of jack, when the bearing is demolishd to needs, is connected the outside chain link pole of cutting ferrule in with the bearing or the bearing ring, connects the back, through the direct butt of the telescopic link of jack in the one end of axle, applys even effort to the axle through the jack, need not the manpower and can pull down the bearing from the axle, dismantles efficiently, labour saving and time saving.
2) The application provides a device is demolishd to exempting from to hinder bearing, through the central line coincidence with the central line of jack telescopic link and axle, avoids the axle to wrench movement in the bearing, improves and demolishs the security, avoids the irreversible damage of counter shaft and bearing.
3) The application provides a device is demolishd to wound-free bearing through set up the connecting rod on the opposite side periphery at first board, and the one end of connecting rod sets up the drag hook as required, directly hangs the drag hook as required and locates on the bearing ring, can realize the effect of pulling the bearing, and this fixed mode is simple and easy, the availability factor is high.
4) The application provides a device is demolishd to wound-free bearing, the device are particularly useful for the road work in-process, maintain all kinds of mechanical equipment, when field work, are difficult to carry large-scale bearing dismounting device, and the construction equipment size is great, adopt all kinds of current small-size bearings to demolish the mechanism, are difficult to effectively push away the bearing, and the device is small, portable, can this common equipment of make full use of jack carry out the operation.
Drawings
Fig. 1 is a front sectional structural view of a wound-free bearing removal device provided in the present application;
illustration of the drawings:
110. a support plate; 120. a base; 130. a top plate; 151. a first pull rod; 152. a second pull rod; 161. a first hook member; 162. a second hook member; 210. a jack base; 220. a telescopic rod.
Detailed Description
The present application will be described in detail with reference to examples, but the present application is not limited to these examples.
Referring to fig. 1, the present application provides a wound-free bearing removal device, comprising: a support plate 110, a base 120, a top plate 130, and a tie bar; one side of the support plate 110 is connected to one side of the base 120. The support plate 110 serves to support an operation area of the jack to facilitate operation. Both ends of the supporting sidewall are connected to the top surface of the base 120 and the bottom surface of the top plate 130, respectively. The supporting side walls may be steel plates. The top plate 130 is provided with a first through hole in a central region of the top surface.
The jack includes: jack seat 210 and telescopic link 220, the one end of telescopic link 220 is connected with jack seat 210, and the other end stretches out the first through-hole in center on roof 130. One side of the supporting side wall is provided with a second through hole, and the operation area of the jack extends out of the second through hole. The second through hole is manually operated, so that the extension length and the acting force of the telescopic rod 220 can be conveniently controlled.
A plurality of pull rods are symmetrically arranged on the top surface of the top plate 130 and are uniformly distributed along the circumferential direction of the top plate 130 at equal intervals. One end of the pull rod is connected with the top plate 130 and the other end extends out and is connected with the inner ring of the bearing to be disassembled. The pull rod can be made of materials with strong stress capacity, such as steel bars. The tie rods may be connected by inner rings welded to the bearings. The central line of the telescopic rod 220 of the jack coincides with the central line of the shaft to be dismantled. Avoiding the shaft and the bearing from being damaged by twisting.
The device is installed near a bearing needing to be disassembled, the pull rod is welded with the inner ring of the bearing, the jack is operated, the telescopic rod 220 extends out of the second through hole and abuts against a shaft to be disassembled from which the bearing is installed, the operation is continued, and under the action of the jack, the connection between the bearing and the shaft is loosened and gradually separated.
Preferably, a protrusion is disposed on a side wall of the supporting plate 110, and a groove is disposed on a side wall of the base 120 facing the supporting plate 110, and the protrusion is clamped in the groove. The supporting plate 110 can be conveniently detached according to actual needs, and the connection is firm after the connection.
Preferably, the supporting sidewall comprises a plurality of angle steels, each angle steel is arranged along the circumferential direction of the top plate 130 at equal intervals, one end of each angle steel is connected with the top plate 130, and the other end of each angle steel is connected with the base 120. Through setting up the through-hole between each angle steel of angle steel can be for the second through-hole, reduces the process of punching, raises the efficiency.
Preferably, the first through hole has an area greater than the cross-sectional area of the telescopic rod 220. The telescopic rod 220 can conveniently go in and out of the first through hole.
Preferably, the tie rods include a first tie rod 151 and a second tie rod 152, and the first tie rod 151 and the second tie rod 152 have equal lengths and are symmetrically disposed along a center line of the top plate 130. Only two pull rods are needed to realize better traction bearing effect.
Preferably, the method comprises the following steps: a first hook 161 and a second hook 162, the first hook 161 being disposed on an extended end of the first draw bar 151; the second hook 162 is disposed on the extended end of the second draw bar 152. Through setting up the hook piece, can adjust according to the condition of pending bearing, when the overcoat of pending bearing is complete, only need to hang the hook piece and locate on the bearing inner ring, can effectively catch on the bearing to with the bearing pulling.
Preferably, the bottom surface of the jack base 210 is welded with the top surface of the base 120, so that the jack is effectively prevented from twisting after being stressed in use, and the bearing and the shaft are effectively protected.
Preferably, the base is riveted to the ground. Through riveting, can prevent that jack atress from sending the displacement in the use, destroying axle and bearing.
Based on the above embodiments, in an embodiment, the apparatus includes: lower steel plate, upper steel plate, angle steel, phi 8 steel bar, draw hook and jack. The diameter of the lower steel plate is slightly larger than that of the bottom of the jack, the upper steel plate and the lower steel plate are fixedly connected through angle steel in a welding mode, the jack can be placed between the upper steel plate and the lower steel plate, and the jack is fixed.
The bearing is some horizontally placed, some are vertical, so this device also probably uses horizontally in the use, also probably uses perpendicularly, and the fixed jack is for not letting the jack slide, guarantees the security of use. Go up the round hole diameter of steel sheet and slightly be greater than the jacking axle of jack, the jacking axle of jack can pass through the round hole of last steel sheet, and the one end welding of reinforcing bar is on the angle steel, and welding overlap joint length accords with the standard requirement.
When the bearing is dismantled, if the bearing shell can be dismantled, a drag hook is not used, the tail end of the steel bar is directly welded with the damaged bearing, the jacking rod of the jack and the inner shaft of the bearing are on the same line, and the effect of dismantling the bearing is achieved by adjusting the length of the jacking shaft of the hydraulic jack.
If the bearing housing can not be dismantled, then the reinforcing bar can't be firm with the bearing welding, adds two drag hooks at the end of reinforcing bar, and the drag hook stretches into the iron ring of bearing, catches on the back and through the length of adjusting jack jacking rod, demolishs the bearing. In the process, two steel bars are symmetrically arranged and stressed uniformly.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the disclosure to effect such feature, structure, or characteristic in connection with other embodiments.
Although the present application has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (8)
1. A wound-free bearing removal device, comprising: the lifting jack comprises a jack, a supporting plate (110), a base (120), a top plate (130) and a pull rod;
one side of the supporting plate (110) is connected with one side of the base (120);
the bottom surface of the top plate (130) and the top surface of the base (120) are respectively connected with two ends of the supporting side wall;
a first through hole is formed in the central area of the top surface of the top plate (130);
the jack includes: the lifting jack comprises a lifting jack seat (210) and a telescopic rod (220), wherein one end of the telescopic rod (220) is connected with the lifting jack seat (210), and the other end of the telescopic rod (220) extends out of a first through hole;
a second through hole is formed in one side of the supporting side wall, and the operating area of the jack extends out of the second through hole;
a plurality of pull rods are symmetrically arranged on the top surface of the top plate (130), and the pull rods are uniformly distributed along the circumferential direction of the top plate (130) at equal intervals;
one end of the pull rod is connected with the top plate (130), and the other end of the pull rod extends out and is connected with an inner ring of the bearing to be disassembled.
2. The wound-free bearing removal device of claim 1, wherein the support sidewall comprises: a plurality of angle steel, each angle steel sets up along roof (130) circumference equidistant, and the one end of angle steel is connected with roof (130), and the other end is connected with base (120).
3. The wound-free bearing dismantling device as claimed in claim 1, wherein a protrusion is provided on a side wall of the support plate (110), a groove is provided on a side wall of the base (120) facing the support plate (110), and the protrusion is engaged in the groove.
4. The wound-free bearing removal device of claim 1, wherein the first through-hole has an area greater than a cross-sectional area of the telescoping rod (220).
5. The wound-free bearing removal device of claim 1, wherein the tie bar comprises: the first pull rod (151) and the second pull rod (152) are equal in length, and are symmetrically arranged along the center line of the top plate (130).
6. The wound-free bearing removal device of claim 5, comprising: a first hook (161) and a second hook (162), the first hook (161) being disposed on an extended end of the first draw bar (151); the second hook (162) is disposed on an extended end of the second draw bar (152).
7. The wound-free bearing removal device of claim 1, wherein the bottom surface of the jack mount is welded to the top surface of the base (120).
8. The wound-free bearing demolition apparatus according to claim 1, wherein the base (120) is riveted to the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922319410.3U CN211415003U (en) | 2019-12-20 | 2019-12-20 | Damage-free bearing dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922319410.3U CN211415003U (en) | 2019-12-20 | 2019-12-20 | Damage-free bearing dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211415003U true CN211415003U (en) | 2020-09-04 |
Family
ID=72284948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922319410.3U Active CN211415003U (en) | 2019-12-20 | 2019-12-20 | Damage-free bearing dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211415003U (en) |
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2019
- 2019-12-20 CN CN201922319410.3U patent/CN211415003U/en active Active
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