CN209868467U

CN209868467U - Device for disassembling bearing

Info

Publication number: CN209868467U
Application number: CN201920693041.1U
Authority: CN
Inventors: 侯云昌; 张进保; 袁光华
Original assignee: Tianjin Yongchang Welding Wire Co Ltd
Current assignee: Tianjin Yongchang Welding Wire Co Ltd
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2019-12-31
Anticipated expiration: 2029-05-15

Abstract

The utility model belongs to the technical field of mechanical assembly and disassembly tools, in particular to a device for disassembling a bearing, which comprises a bracket, wherein the inner sides of two stand columns of the bracket are respectively and fixedly connected with an installation platform, a horizontal placing plate is erected on the two installation platforms, a hydraulic cylinder is installed at the upper cross beam of the bracket, a central hole is arranged in the placing plate, and the tail end of an output shaft is provided with a guide component; the guide assembly comprises a limiting ring, a guide sleeve and an adjusting sleeve ring, the limiting ring is nested on the output shaft, the lower end of the guide sleeve is completely opened, the upper end face of the guide sleeve is provided with a guide hole, the output shaft penetrates through the guide hole, and the limiting ring is positioned inside the guide sleeve; the adjusting lantern ring is sleeved at the lower port inside the guide sleeve, and the adjusting lantern ring and the guide sleeve are detachably and fixedly connected together; the utility model discloses can solve the bearing dismantlement that exists at present in the equipment maintenance in-process and waste time and energy and the easy problem of damaging of bearing.

Description

Device for disassembling bearing

Technical Field

The utility model belongs to the technical field of mechanical assembly and disassembly tools, especially, relate to a dismantle device of bearing.

Background

In the production process of welding materials, equipment maintenance and repair are carried out by maintenance departments, when some equipment is disassembled and assembled, a bearing needs to be disassembled from a shaft sometimes, and at present, no tool special for disassembling the bearing exists, so that the bearing is labor-consuming in the disassembling process of the bearing, and the bearing is easy to damage.

Disclosure of Invention

In view of this, the utility model aims at providing a dismantle device of bearing to solve the bearing dismantlement that exists at present in the equipment repair process and waste time and energy and the easy problem of damaging of bearing.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a device for disassembling a bearing comprises a support, wherein the support is a frame shaped like a Chinese character 'men', the inner sides of two stand columns of the support are respectively and fixedly connected with an installation platform, a horizontal placing plate is erected on the two installation platforms, the two sides of the placing plate are respectively and detachably installed on the installation platforms, a hydraulic cylinder is installed at the upper cross beam of the support, a central hole is formed in the placing plate and is opposite to an output shaft of the hydraulic cylinder, and a guide assembly is installed at the tail end of the output shaft;

the guide assembly comprises a limiting ring, a guide sleeve and an adjusting sleeve ring, the limiting ring is nested on the output shaft, the lower end of the guide sleeve is completely opened, the upper end face of the guide sleeve is provided with a guide hole, the output shaft penetrates through the guide hole, and the limiting ring is positioned inside the guide sleeve; the adjusting lantern ring is sleeved at the lower port inside the guide sleeve, and the adjusting lantern ring and the guide sleeve are detachably and fixedly connected together;

the balance assembly comprises two connecting columns, two balance springs and two balance rods; two spliced poles symmetry rigid couplings are on the surface of pneumatic cylinder, and two balancing pole symmetry rigid couplings are on the output shaft, and tensile between the end of spliced pole and the end of balancing pole is connected with a balance spring, and the connection can be dismantled on the spliced pole in balance spring's upper end, and the connection can be dismantled on the balancing pole to balance spring's lower extreme.

Furthermore, the guide assembly further comprises a buffer spring and a baffle ring, the baffle ring is fixedly connected and nested on the output shaft, the baffle ring is positioned above the guide sleeve, the buffer spring is sleeved on the output shaft, and the buffer spring is extruded and installed between the baffle ring and the upper end face of the guide sleeve.

Furthermore, the outer ring of the adjusting lantern ring is provided with threads, the inner wall of the guide sleeve is provided with threads, and the adjusting lantern ring is screwed at the lower port of the guide sleeve.

Further, both sides of the placing plate are detachably mounted on the mounting table through bolts respectively.

Furthermore, the upper end of the balance spring is hooked on the connecting column, and the lower end of the balance spring is hooked on the balance rod.

Furthermore, the upper surface of the placing plate is provided with a layer of non-slip mat.

Furthermore, the non-slip mat adopts the rubber pad.

Compared with the prior art, the utility model discloses following advantage has:

dismantle device of bearing, can relax dismantle the bearing from the axle, alleviateed workman's intensity of labour to can avoid the damage of counter shaft or bearing. The tail end of the output shaft is provided with a guide assembly, when the mounting shaft is pushed and pressed downwards, the output shaft and the mounting shaft are conveniently aligned, meanwhile, the lower end of the guide sleeve is further provided with an adjusting sleeve ring to adapt to different shaft diameters, and the placing plate is detachably mounted in the support and can be exchanged according to different shaft diameters; still be equipped with balanced subassembly, can keep the stability that the output shaft rises, descends when work, avoid installation axle atress uneven, avoid pressing partially, press askewly, avoid the damage of counter shaft or bearing furthest.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a schematic view of the output shaft just contacting the mounting shaft during bearing removal;

FIG. 4 is a schematic view of the working state of the output shaft in the process of pushing the mounting shaft downward when the bearing is disassembled;

fig. 5 is a schematic view of the working state when the output shaft completely pushes down the mounting shaft when the bearing is disassembled.

Description of reference numerals:

1-a scaffold; 11-placing a plate; 111-a non-slip mat; 12-a central bore; 13-mounting a table; 2-a hydraulic cylinder; 21-an output shaft; 3-a guiding component; 31-a spacing ring; 32-a guide sleeve; 321-a guide hole; 33-adjusting the collar; 34-a buffer spring; 35-a baffle ring; 4-a balancing component; 41-connecting column; 42-a balance spring; 43-a balance bar; 51-a bearing; 52-mounting shaft.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1-5, a device for disassembling a bearing includes a bracket 1, the bracket 1 is a frame shaped like a "door", two mounting platforms 13 are respectively and fixedly connected to inner sides of two columns of the bracket 1, a horizontal placing plate 11 is erected on the two mounting platforms 13, two sides of the placing plate 11 are respectively and detachably mounted on the mounting platforms 13, a hydraulic cylinder 2 is mounted at an upper cross beam of the bracket 1, a central hole 12 is opened in the placing plate 11, the central hole 12 faces an output shaft 21 of the hydraulic cylinder 2, and a guiding component 3 is mounted at a tail end of the output shaft 21.

The guide assembly 3 comprises a limit ring 31, a guide sleeve 32 and an adjusting collar 33, the limit ring 31 is nested on the output shaft 21, the lower end of the guide sleeve 32 is completely opened, the upper end surface of the guide sleeve 32 is provided with a guide hole 321, the output shaft 21 passes through the guide hole 321, and the limit ring 31 is positioned inside the guide sleeve 32; the adjusting lantern ring 33 is sleeved at the lower port inside the guide sleeve 32, and the adjusting lantern ring 33 and the guide sleeve 32 are detachably and fixedly connected together; further, the outer ring of the adjusting collar 33 is provided with threads, the inner wall of the guide sleeve 32 is provided with threads, and the adjusting collar 33 is screwed at the lower port of the guide sleeve 32. Preferably, the guide assembly 3 further includes a buffer spring 34 and a stop ring 35, the stop ring 35 is fixedly nested on the output shaft 21, the stop ring 35 is located above the guide sleeve 32, the buffer spring 34 is sleeved on the output shaft 21, and the buffer spring 34 is installed between the stop ring 35 and the upper end face of the guide sleeve 32 under compression.

The balance assembly 4 comprises two connecting columns 41, two balance springs 42 and two balance rods 43; two connecting columns 41 are symmetrically and fixedly connected on the outer surface of the hydraulic cylinder 2, two balancing rods 43 are symmetrically and fixedly connected on the output shaft 21, a balancing spring 42 is connected between the tail end of the connecting column 41 and the tail end of the balancing rod 43 in a stretching mode, the upper end of the balancing spring 42 is hooked on the connecting column 41, and the lower end of the balancing spring 42 is hooked on the balancing rod 43. Through setting up balanced subassembly 4, can keep output shaft 21 to rise, the stability that descends when working, avoid installation axle 52 atress uneven, avoid pressing partially, press askewly, avoid the damage of counter shaft or bearing 51 to furthest.

Preferably, both sides of the placing plate 11 are detachably mounted on the mounting table 13 by bolts, respectively. Place board 11 demountable installation in support 1, can change according to the difference of shaft diameter, the practicality is strong, and accommodation is wide.

Preferably, the upper surface of the placing plate 11 is provided with a layer of non-slip mat 111, and specifically, the non-slip mat 111 is a rubber mat.

Dismantle device of bearing, can be light dismantle bearing 51 from installation axle 52 get off, alleviateed workman's intensity of labour to can avoid the damage to installation axle 52 or bearing 51.

When the hydraulic cylinder 2 is started after the mounting shaft 52 passes through the central hole 12 so that the bearing 51 is supported on the placing plate 11, the output shaft 21 descends until contacting with the mounting shaft 52, as shown in fig. 3; the output shaft 21 then continues to descend, pushing the mounting shaft 52 downward, after which the guide sleeve 32 contacts the bearing 51, as shown in fig. 4; the output shaft 21 continues to descend until the mounting shaft 52 is fully pushed down off the bearing 51, the guide sleeve 32 moves upward relative to the guide sleeve, and the buffer spring 34 compresses, as shown in fig. 5. When the bearing 51 is removed, the output shaft 21 rises, and the guide sleeve 32 is returned by the elastic force of the damper spring 34. Next, the next removal operation of the bearing 51 is performed in the above-described procedure.

The utility model discloses in, the end of output shaft 21 is provided with guide assembly 3, when bulldozing installation axle 52 downwards, makes things convenient for output shaft 21 and installation axle 52 to aim at, and the guide sleeve 32 lower extreme still is equipped with the adjusting collar 33 simultaneously to adapt to different footpaths. In addition, a buffer spring 34 is arranged, so that the guide sleeve 32 can be reset in time.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for disassembling a bearing is characterized in that: the hydraulic support comprises a support (1), wherein the support (1) is a frame shaped like a Chinese character 'men', the inner sides of two upright posts of the support (1) are respectively and fixedly connected with a mounting table (13), a horizontal placing plate (11) is erected on the two mounting tables (13), two sides of the placing plate (11) are respectively and detachably mounted on the mounting tables (13), a hydraulic cylinder (2) is mounted at the upper cross beam of the support (1), a central hole (12) is formed in the placing plate (11), the central hole (12) is just opposite to an output shaft (21) of the hydraulic cylinder (2), and a guide assembly (3) is mounted at the tail end of the output shaft (21);

the guide assembly (3) comprises a limiting ring (31), a guide sleeve (32) and an adjusting sleeve ring (33), the limiting ring (31) is nested on the output shaft (21), the lower end of the guide sleeve (32) is completely opened, a guide hole (321) is formed in the upper end face of the guide sleeve (32), the output shaft (21) penetrates through the guide hole (321), and the limiting ring (31) is located inside the guide sleeve (32); the adjusting lantern ring (33) is sleeved at the lower port inside the guide sleeve (32), and the adjusting lantern ring (33) and the guide sleeve (32) are detachably and fixedly connected together;

the balance mechanism further comprises a balance assembly (4), wherein the balance assembly (4) comprises two connecting columns (41), two balance springs (42) and two balance rods (43); two spliced poles (41) are symmetrically and fixedly connected on the outer surface of the hydraulic cylinder (2), two balancing rods (43) are symmetrically and fixedly connected on the output shaft (21), a balancing spring (42) is connected between the tail end of the spliced pole (41) and the tail end of the balancing rod (43) in a stretching mode, the upper end of the balancing spring (42) is detachably connected onto the spliced pole (41), and the lower end of the balancing spring (42) is detachably connected onto the balancing rod (43).

2. The apparatus for disassembling a bearing according to claim 1, wherein: the guide assembly (3) further comprises a buffer spring (34) and a blocking ring (35), the blocking ring (35) is fixedly embedded on the output shaft (21) in a sleeved mode, the blocking ring (35) is located above the guide sleeve (32), the buffer spring (34) is sleeved on the output shaft (21) in a sleeved mode, and the buffer spring (34) is installed between the blocking ring (35) and the upper end face of the guide sleeve (32) in an extruded mode.

3. A device for dismounting a bearing according to claim 2, wherein: the outer ring of the adjusting lantern ring (33) is provided with threads, the inner wall of the guide sleeve (32) is provided with threads, and the adjusting lantern ring (33) is screwed at the lower port of the guide sleeve (32).

4. The apparatus for disassembling a bearing according to claim 1, wherein: two sides of the placing plate (11) are respectively detachably arranged on the mounting table (13) through bolts.

5. The apparatus for disassembling a bearing according to claim 1, wherein: the upper end of the balance spring (42) is hooked on the connecting column (41), and the lower end of the balance spring (42) is hooked on the balance rod (43).

6. The apparatus for disassembling a bearing according to claim 1, wherein: the upper surface of the placing plate (11) is provided with a layer of non-slip mat (111).

7. An apparatus for removing a bearing according to claim 6, wherein: the anti-skid pad (111) adopts a rubber pad.