CN112476338A - Sleeve dismounting device for rolling body of bearing retainer - Google Patents
Sleeve dismounting device for rolling body of bearing retainer Download PDFInfo
- Publication number
- CN112476338A CN112476338A CN202011248195.3A CN202011248195A CN112476338A CN 112476338 A CN112476338 A CN 112476338A CN 202011248195 A CN202011248195 A CN 202011248195A CN 112476338 A CN112476338 A CN 112476338A
- Authority
- CN
- China
- Prior art keywords
- ball head
- rolling element
- pressing block
- dismounting device
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/38—Ball cages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/46—Cages for rollers or needles
Abstract
The invention discloses a sleeve dismounting device for a rolling element of a bearing retainer, which comprises a base, wherein a support frame is arranged on the base, a pressure applying mechanism is arranged on the support frame, the pressure applying mechanism comprises a movable bolt screwed on the support frame, an extension rod capable of being pressed on the rolling element is vertically arranged at the lower end of the movable bolt, a sliding groove is arranged on the upper end surface of the base, a pair of clamping plates for axially limiting the retainer are arranged in the sliding groove in a sliding manner, and the clamping plates are fixed in the sliding groove through fixing pieces. The sleeve dismounting device for the rolling body of the bearing retainer, provided by the invention, has the advantages of simple structure, uniform force application, difficulty in slipping and reduction of the surface of the rolling body and the damaged and deformed retainer.
Description
Technical Field
The invention relates to a sleeve dismounting device for a rolling body of a bearing retainer.
Background
Cage (i.e., bearing cage, also known as a bearing retainer) refers to a bearing component that partially encases all or part of the rolling elements and moves with them to isolate the rolling elements and generally also guide and retain them within the bearing.
At present, in a needle bearing, a needle roller and a retainer are in interference fit, and a certain force must be applied to the end face of a roller to realize that the needle roller falls off from the retainer. In addition, this method is not safe to a certain extent, because the needle rollers are usually removed by means of a tool (such as a screwdriver) during the removal of the metal holder, but because there is no good stress point to ensure the normal trajectory of the removal tool, the needle rollers easily slip off, and therefore the needle rollers act on the hands of the person who removes the needle rollers, and personal injury is caused.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the sleeve dismounting device for the rolling body of the bearing retainer, which has the advantages of simple structure, uniform force application, difficult slipping and reduction of the surface of the rolling body and the damaged and deformed retainer.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a device that tears open cover of bearing retainer rolling element, includes the base, be provided with the support frame on the base, set up the mechanism of exerting pressure on the support frame, the mechanism of exerting pressure includes the movable bolt of spiro union on the support frame, the lower extreme of movable bolt is vertical to be provided with and to support the extension rod that presses on the rolling element, the up end of base is provided with the spout, it is provided with a pair of holder plate that is used for the holder axial spacing to slide in the spout, the holder plate passes through the mounting to be fixed in the spout.
Adopt above-mentioned scheme, during the use, it is spacing to carry out the axial to the holder through a pair of grip block in the spout earlier, the position of rolling element in the manual adjustment holder, guarantee that the rolling element corresponds at the movable bolt lower extreme, twist soon movable bolt this moment, support through the extension rod and press at the rolling element, and along with the continuous lapse of movable bolt, can apply decurrent pressure to the rolling element gradually, thereby can make the rolling element deviate from the holder, adopt this kind of mode can guarantee that the bearing is placed at the pressurized in-process is stable, and the movable bolt is vertical all the time to apply pressure downwards, be difficult for the slippage on the rolling element, the application of force is more even, thereby can prevent rolling element wearing and tearing and prevent the holder deformation, improve the part precision after the dismantlement, guarantee that. Two grip blocks all slide and set up in the spout, can adapt to the holder of different footpath sizes for this device practical range is wider.
As a further arrangement of the clamping device, a plurality of threaded holes are uniformly distributed in the bottom of the sliding groove along the length direction, the clamping plate is arranged in an L shape, the clamping plate in the L shape comprises a transverse plate and a vertical plate, the transverse plate slides in the sliding groove, a through groove convenient for a fixing piece to penetrate through is formed in the transverse plate, and the fixing piece is in threaded connection with the threaded holes.
Adopt above-mentioned scheme, the L type sets up the grip block, its simple structure, processing is convenient, but the mounting preferred adjusting nut, adjusting nut's operation portion slightly is greater than the width that leads to the groove, can prevent that adjusting nut from revolving to twist excessively, and on the other hand can prevent that the grip block from deviating from in the spout.
As a further arrangement of the invention, a pressing block is arranged at the end part of the extension rod pressed against the rolling body, and the pressing block extends along the axial direction of the rolling body.
Adopt above-mentioned scheme, the area of contact that the briquetting can increase briquetting and rolling element along rolling element axial extension to guarantee that the application of force process is more stable, it needs to be noted that, in order to guarantee better that the application of force in-process briquetting and rolling element do not break away from, can suitably increase the size of briquetting, the width of briquetting can be than the diameter length of rolling element can.
As a further arrangement of the invention, the extension rod and the pressing block are detachably connected through a movable clamping mechanism, the movable clamping mechanism comprises a ball head fixed at the end part of the extension rod and a connecting seat fixed on the upper end surface of the pressing block, the connecting seat is provided with a ball head accommodating groove matched with the ball head in size, and the ball head is embedded in the ball head accommodating groove.
Adopt above-mentioned scheme, make the briquetting can detachable connection on the extension rod through activity latch mechanism, conveniently change the rolling element of different sizes of briquetting with the different footpaths of adaptation to and to different kinds of rolling elements, also can select the kind of briquetting according to the kind of rolling element, and the connection between bulb and the bulb holding tank can make the briquetting can adjust certain angle, makes the briquetting be suitable for the rolling element (for example tapered roller) that has certain angle, has improved application range.
According to the ball head containing groove, the connecting seat is uniformly provided with a plurality of cutting seams along the circumferential direction of the opening of the ball head containing groove, the opening diameter of the opening of the ball head containing groove is smaller than the diameter of the ball head, a locking nut used for locking the ball head containing groove is connected to the outer side of the connecting seat in a threaded mode, and the ball head can rotate freely in the ball head containing groove.
By adopting the scheme, the connecting seat is provided with the plurality of cutting seams, so that the ball head can be embedded into the ball head accommodating groove more easily, the assembly and disassembly are more convenient, the ball head accommodating groove is locked through the locking nut after the ball head is arranged in the ball head accommodating groove, the ball head can be ensured to be firmly embedded, and the ball head is not easy to separate.
As a further arrangement of the invention, two limiting shafts which are arranged in parallel extend from the lower end surface of the pressing block along the length direction of the pressing block, and the two limiting shafts which are arranged in parallel can be abutted against the side wall of the rolling body so as to prevent the pressing block from rotating along with the ball head when the ball head rotates.
Adopt above-mentioned scheme, through behind two spacing axles and the rolling element lateral wall butt, when can preventing that the bulb from rotating, the briquetting rotates along with the bulb, is difficult for making the briquetting slippage, or the dystopy, guarantees that the briquetting is more stable when the process of exerting pressure, and pressure direction and effort point are all the time on the rolling element.
As a further arrangement of the invention, the support frame is arranged in a 7 shape, the support frame arranged in a 7 shape comprises a cross rod and a vertical rod, the vertical rod is vertically arranged on the upper end surface of the base, a plurality of screw holes for the screw connection of movable bolts are arranged on the cross rod along the length direction of the cross rod, and the upper end surface of the base is provided with the sliding grooves corresponding to the positions of the screw holes.
By adopting the scheme, the support frame is simple in structure and convenient to process, the cross rod is provided with the screw holes, the base is provided with the sliding grooves corresponding to the screw holes, and the support frame can be suitable for holders of different types and sizes.
As a further arrangement of the invention, one end of the cross rod connected with the vertical rod is provided with a connecting snap ring sleeved on the vertical rod, and the connecting snap ring is clamped on the vertical rod through a bolt and nut assembly.
By adopting the scheme, the cross rod is clamped on the vertical rod through the connecting clamping ring, so that the height of the cross rod can be adjusted, the movable bolt can apply pressure with different sizes conveniently, and the retainer is suitable for retainers with different heights.
The invention is further described below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram illustrating the use of the present invention in an application state;
FIG. 2 is a schematic structural diagram of an embodiment of the present invention;
FIG. 3 is an exploded view of the pressing mechanism and the movable clamping mechanism according to the embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a pressing block according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a clamping plate according to an embodiment of the present invention.
Detailed Description
The specific embodiment of the invention is shown in fig. 1-5, and the sleeve dismounting device for the rolling element of the bearing retainer comprises a base 1, wherein a support frame 2 is arranged on the base 1, a pressure applying mechanism 3 is arranged on the support frame 2, the pressure applying mechanism 3 comprises a movable bolt 31 screwed on the support frame 2, an extension rod 32 capable of being pressed on the rolling element is vertically arranged at the lower end of the movable bolt 31, a sliding groove 11 is arranged on the upper end surface of the base 1, a pair of clamping plates 4 for axially limiting the retainer are arranged in the sliding groove 11 in a sliding manner, and the clamping plates 4 are fixed in the sliding groove 11 through fixing pieces.
In this embodiment, 11 bottoms of spout have a plurality of screw holes 111 along the length direction equipartition, grip block 4 is the setting of L type, and the setting of L type grip block 4 includes diaphragm 41 and riser 42, diaphragm 41 slides and be provided with the logical groove 411 that the mounting of being convenient for wore to establish in spout 11 and on diaphragm 41, the mounting is preferably adjusting bolt, adjusting bolt with screw hole 111 threaded connection.
In the present embodiment, the end of the extension rod 32 abutting against the rolling element is provided with a pressing block 6, and the pressing block 6 extends along the axial direction of the rolling element.
In this embodiment, the extension rod 32 and the pressing block 6 form a detachable connection through a movable clamping mechanism 7, the movable clamping mechanism 7 includes a ball head 71 fixed at an end of the extension rod 32 and a connecting seat 72 fixed at an upper end surface of the pressing block 6, the connecting seat 72 is provided with a ball head accommodating groove 721 matched with the ball head 71 in size, and the ball head 71 is embedded in the ball head accommodating groove 721.
In this embodiment, the connecting seat 72 has a plurality of slits 722 uniformly distributed along the circumferential direction of the notch 7211 of the ball receiving slot 721, the diameter of the notch 7211 of the ball receiving slot 721 is smaller than the diameter of the ball 71, the outside of the connecting seat 72 is screwed with the locking nut 73 for locking the ball receiving slot 721, and the ball 71 can freely rotate in the ball receiving slot 721.
In this embodiment, two parallel limiting shafts 61 extend from the lower end surface of the pressing block 6 along the length direction of the pressing block 6, and the two parallel limiting shafts 61 can abut against the side wall of the rolling body to prevent the pressing block 6 from rotating along with the ball head 71 when the ball head 71 rotates.
In this embodiment, support frame 2 is "7" style of calligraphy setting, is "7" style of calligraphy setting support frame 2 includes horizontal pole 21 and montant 22, montant 22 sets up perpendicularly the up end of base 1, be provided with a plurality of screw holes 211 that are used for the spiro union of movable bolt 31 along its length direction on the horizontal pole 21, the up end of base 1 corresponds the position of screw hole 211 all is provided with spout 11.
In this embodiment, a connection snap ring 212 is disposed at one end of the cross rod 21 connected to the vertical rod 22, and the connection snap ring 212 is clamped on the vertical rod 22 by a bolt and nut assembly (not shown).
The present invention is not limited to the above embodiments, and those skilled in the art can implement the present invention in other embodiments according to the disclosure of the present invention, or make simple changes or modifications on the design structure and idea of the present invention, and fall into the protection scope of the present invention.
Claims (8)
1. The utility model provides a sleeve removing device of bearing retainer rolling element which characterized in that: the rolling bearing device is characterized by comprising a base, a supporting frame is arranged on the base, a pressing mechanism is arranged on the supporting frame and comprises a movable bolt screwed on the supporting frame, the lower end of the movable bolt is vertically provided with an extension rod capable of being abutted against a rolling body, a sliding groove is formed in the upper end face of the base, a pair of clamping plates used for limiting the axial direction of a retainer are arranged in the sliding groove in a sliding mode, and the clamping plates are fixed in the sliding groove through fixing pieces.
2. The sleeve dismounting device for the rolling element of the bearing cage according to claim 1, wherein: the spout bottom has a plurality of screw holes along the length direction equipartition, the grip block is the setting of L type, and the setting of L type the grip block includes diaphragm and riser, the diaphragm slides be provided with the logical groove that the mounting of being convenient for wore to establish in the spout and on the diaphragm, the mounting with screw hole threaded connection.
3. The sleeve dismounting device for the rolling element of the bearing cage according to claim 1, wherein: the end part of the extension rod, which is pressed against the rolling body, is provided with a pressing block, and the pressing block extends along the axial direction of the rolling body.
4. The sleeve dismounting device for the rolling element of the bearing cage according to claim 3, wherein: the extension rod and the pressing block form detachable connection through a movable clamping mechanism, the movable clamping mechanism comprises a ball head fixed at the end part of the extension rod and a connecting seat fixed on the upper end face of the pressing block, the connecting seat is provided with a ball head accommodating groove matched with the ball head in size, and the ball head is embedded in the ball head accommodating groove.
5. The sleeve dismounting device for the rolling element of the bearing cage according to claim 4, wherein: the connecting seat is uniformly provided with a plurality of cutting seams along the circumferential direction of a notch of the ball head accommodating groove, the caliber of the notch of the ball head accommodating groove is smaller than the diameter of the ball head, a locking nut used for locking the ball head accommodating groove is screwed on the outer side of the connecting seat, and the ball head can freely rotate in the ball head accommodating groove.
6. The sleeve removing device for a rolling element of a bearing cage according to claim 4 or 5, wherein: the lower end face of the pressing block extends along the length direction of the pressing block to form two limiting shafts which are arranged in parallel, and the two limiting shafts which are arranged in parallel can be abutted against the side wall of the rolling body to prevent the pressing block from rotating along with the ball head when the ball head rotates.
7. The sleeve dismounting device for the rolling element of the bearing cage according to claim 1, wherein: the support frame is "7" style of calligraphy setting, is "7" style of calligraphy setting the support frame includes horizontal pole and montant, the montant sets up perpendicularly the up end of base, be provided with a plurality of screws that are used for the movable bolt spiro union along its length direction on the horizontal pole, the up end of base corresponds the position of screw all is provided with the spout.
8. The sleeve dismounting device for the rolling element of the bearing cage according to claim 7, wherein: the end that the horizontal pole is connected with the montant is provided with the connection snap ring that the cover was established on the montant, the connection snap ring passes through the tight setting of bolt and nut subassembly clamp on the montant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011248195.3A CN112476338B (en) | 2020-11-10 | 2020-11-10 | Sleeve dismounting device for rolling body of bearing retainer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011248195.3A CN112476338B (en) | 2020-11-10 | 2020-11-10 | Sleeve dismounting device for rolling body of bearing retainer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112476338A true CN112476338A (en) | 2021-03-12 |
| CN112476338B CN112476338B (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011248195.3A Active CN112476338B (en) | 2020-11-10 | 2020-11-10 | Sleeve dismounting device for rolling body of bearing retainer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112476338B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113441928A (en) * | 2021-06-30 | 2021-09-28 | 人本股份有限公司 | Roller dismounting device of cylindrical roller bearing |
| CN113701601A (en) * | 2021-07-29 | 2021-11-26 | 人本股份有限公司 | Auxiliary device for detecting bearing rolling body play amount |
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| CN208375189U (en) * | 2018-04-20 | 2019-01-15 | 泛科轴承集团有限公司 | For dismantling the tooling of bearing |
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| CN208729682U (en) * | 2018-06-15 | 2019-04-12 | 杨永祥 | A kind of bearing outside fastener and bearing removal component |
| CN208759466U (en) * | 2018-06-19 | 2019-04-19 | 泰州市铧颐特种装备有限公司 | A kind of piston pin backing-out punch |
| CN209189839U (en) * | 2018-08-04 | 2019-08-02 | 河南桑德艾瑞环保科技有限公司 | Drilling equipment is used in a kind of dismantling of freezer compressor |
| CN210132463U (en) * | 2019-06-29 | 2020-03-10 | 济宁精益轴承有限公司 | Needle dismounting device for needle bearing |
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2020
- 2020-11-10 CN CN202011248195.3A patent/CN112476338B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| ZA931022B (en) * | 1993-02-15 | 1993-10-11 | Pantanowitz Mark Alan | Hydraulic prop dismantling apparatus. |
| US6453657B1 (en) * | 2000-02-29 | 2002-09-24 | Sony Corporation | Hydraulic device for assembly and disassembly of conveyor chains using interference-fit connecting pins and method of using the same |
| CN104942211A (en) * | 2015-06-10 | 2015-09-30 | 人本集团有限公司 | Deep groove ball bearing retainer dismantling method |
| CN207824745U (en) * | 2018-01-25 | 2018-09-07 | 福赛轴承（嘉兴）有限公司 | Single-row tapered roller bearing fixture |
| CN208375189U (en) * | 2018-04-20 | 2019-01-15 | 泛科轴承集团有限公司 | For dismantling the tooling of bearing |
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| CN208729682U (en) * | 2018-06-15 | 2019-04-12 | 杨永祥 | A kind of bearing outside fastener and bearing removal component |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113441928A (en) * | 2021-06-30 | 2021-09-28 | 人本股份有限公司 | Roller dismounting device of cylindrical roller bearing |
| CN113701601A (en) * | 2021-07-29 | 2021-11-26 | 人本股份有限公司 | Auxiliary device for detecting bearing rolling body play amount |
| CN113701601B (en) * | 2021-07-29 | 2024-03-08 | 人本股份有限公司 | Auxiliary device for detecting movement quantity of bearing rolling body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112476338B (en) | 2022-05-17 |
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