CN215409775U - Double-sealing ring square flange type linear motion ball bearing - Google Patents
Double-sealing ring square flange type linear motion ball bearing Download PDFInfo
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- CN215409775U CN215409775U CN202120300758.2U CN202120300758U CN215409775U CN 215409775 U CN215409775 U CN 215409775U CN 202120300758 U CN202120300758 U CN 202120300758U CN 215409775 U CN215409775 U CN 215409775U
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Abstract
The utility model discloses a double-sealing ring square flange type linear motion ball bearing which comprises a bearing sleeve, wherein external threads are arranged on the surface of the bearing sleeve, the bearing sleeve is connected with a flange through the external threads in a threaded manner, a mounting hole is formed in the side surface of the flange, a wear-resistant pad is arranged on the right side of the bearing sleeve, a bolt is arranged on the right side of the wear-resistant pad, the wear-resistant pad is in threaded connection with the bearing sleeve through the bolt, sliding parts are arranged inside the bearing sleeve, and the number of the sliding parts is not less than two. The installation position of the flange can be conveniently adjusted by arranging the external thread, the rotation of the rolling ball can be conveniently stabilized by arranging the positioning groove and the clamping groove, and the stability of the device in long-term use is improved by arranging the elastic plate; through setting up into oil pipe, convenient to use person plays lubricated effect to inside spin by advancing oil pipe additional lubrication oil.
Description
Technical Field
The utility model relates to the technical field of a sport ball bearing, in particular to a double-sealing ring square flange type linear sport ball bearing.
Background
The linear motion ball bearing is a linear motion system produced with low cost, is used for matching an infinite stroke with a cylindrical shaft, and has small use load because a bearing ball is in point contact with the shaft. The steel ball rotates with a very small frictional resistance, so that a stable motion with high precision can be obtained.
Present linear motion ball bearing often because of its design is simple, and the spin is easy to take place to beat when rolling, has influenced the use of bearing housing, and the device is when long-time use, and inside spin probably uses up because of lubricating oil for frictional force increases, and overall structure's stability is not good.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a double-sealing ring square flange type linear motion ball bearing which is convenient for adjusting the installation position of a flange by arranging external threads, is convenient for the rotation of a rolling ball to have stability by arranging a positioning groove and a clamping groove, and improves the stability of the device during long-term use by arranging an elastic plate; through setting up into oil pipe, the person of being convenient for use plays lubricated effect to inside spin by advancing oil pipe additional lubrication, has solved current linear motion ball bearing, often because of its design is simple, and the spin is easy to take place to beat when rolling, has influenced the use of bearing housing, and the device is when long-time use, and inside spin probably uses up because of lubricating oil for frictional force increases, the not good problem of overall structure's stability.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a double containment ring square flange type linear motion ball bearing, includes the bearing housing, the external screw thread has been seted up on the surface of bearing housing, the bearing housing passes through external screw thread threaded connection has the flange, the mounting hole has been seted up to the side of flange, the right side of bearing housing is provided with the abrasion pad, the right side of abrasion pad is provided with the bolt, the abrasion pad passes through the bolt with bearing housing threaded connection, the inside of bearing housing is provided with sliding part, two are no less than to sliding part's quantity.
Preferably, the sliding part comprises a retainer, a first groove and a second groove are formed in the inner wall of the bearing sleeve, a positioning groove is formed in the inner wall of the first groove, the inner wall of the second groove is fixedly connected with the surface of the retainer, a clamping groove corresponding to the positioning groove is formed in the surface of the retainer, and a rolling ball is arranged on the inner wall of the positioning groove and the inner wall of the clamping groove.
Preferably, the surface of the bearing sleeve is provided with two oil inlet pipes, and the end parts of the two oil inlet pipes are respectively communicated with the inner walls of the first grooves.
Preferably, the inner walls of the two grooves II are fixedly connected with elastic plates, the side extending parts of the elastic plates are arranged in a curling mode, and the side faces of the elastic plates are abutted to the left side of the retainer.
Preferably, the inner walls of the first grooves are provided with two sealing rings, and the two sealing rings are symmetrically distributed by taking the vertical delay line of the bearing sleeve as a symmetry axis.
Preferably, the material of the sealing ring is acrylate rubber.
Compared with the prior art, the utility model has the following beneficial effects:
compared with the integrated design of the bearing sleeve and the flange, the flange can not move on the bearing sleeve, so that the use of the flange is limited, and the mounting height of the flange can not be flexibly adjusted; the installation of the flange is facilitated by arranging the installation hole.
The rolling balls are arranged in the positioning grooves and the clamping grooves, so that the rolling balls can be conveniently placed, meanwhile, the positioning grooves and the clamping grooves are in one-to-one correspondence, the rolling balls can be conveniently locked in the retainer, the rolling balls are prevented from jumping possibly caused by rotation, the stability of the rolling balls during rotation is improved, and the service life of the rolling balls is prolonged; the side surface extending part of the elastic plate is arranged in a curling shape and is abutted against the retainer, so that the elastic supporting function is formed on the retainer, and the integral structure is more reliable; by arranging the oil inlet pipe, a user can add lubricating oil into the oil inlet pipe to lubricate the rolling balls in the bearing sleeve, so that each layer of rolling balls can work well, and the service life of the rolling balls is prolonged; the sealing ring is made of acrylate rubber, the acrylate rubber has the characteristics of heat resistance, aging resistance, oil resistance, ozone resistance, ultraviolet resistance and the like, the mechanical property and the processing property of the acrylate rubber are superior to those of fluororubber and silicone rubber, and the heat resistance, the aging resistance and the oil resistance of the acrylate rubber are superior to those of nitrile rubber.
The rolling balls are made of ceramic, so that the service life of the bearing sleeve can be obviously prolonged due to the light weight, small centrifugal force, small frictional resistance, small heat productivity, good lubricating property and strong pressure bearing capacity of the ceramic.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a side view of the structure of the present invention;
fig. 3 is a front cross-sectional view of the structure of the present invention.
In the figure: 1. a bearing housing; 2. an external thread; 3. a flange; 4. mounting holes; 5. a wear pad; 6. a bolt; 7. a holder; 8. a first groove; 9. a second groove; 10. positioning a groove; 11. a card slot; 12. rolling a ball; 13. an oil inlet pipe; 14. an elastic plate; 15. and (5) sealing rings.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: a double-sealing ring square flange type linear motion ball bearing comprises a bearing sleeve 1, wherein an external thread 2 is formed on the surface of the bearing sleeve 1, the bearing sleeve 1 is in threaded connection with a flange 3 through the external thread 2, a mounting hole 4 is formed in the side surface of the flange 3, a wear pad 5 is arranged on the right side of the bearing sleeve 1, a bolt 6 is arranged on the right side of the wear pad 5, the wear pad 5 is in threaded connection with the bearing sleeve 1 through the bolt 6, sliding components are arranged inside the bearing sleeve 1, the number of the sliding components is not less than two, when the double-sealing ring square flange type linear motion ball bearing is used, the mounting position and the mounting height of the flange can not be limited through threaded connection between the bearing sleeve 1 and the flange 3, compared with the integrated design of the bearing sleeve 1 and the flange 3, the flange 3 cannot move on the bearing sleeve 1, the use of the flange 3 is limited, and the mounting height of the flange cannot be flexibly adjusted; the installation of the flange 3 is facilitated by arranging the installation holes 4, and the rolling balls 12 are made of ceramics, so that the service life of the bearing sleeve 1 can be obviously prolonged due to the light weight, small centrifugal force, small frictional resistance, small heat productivity, good lubricating property and strong pressure bearing capacity of the ceramics; compared with a common device, the device has higher practicability, the common device is often simple in design, the rolling ball 12 is easy to jump when rolling, the use of the bearing sleeve 1 is influenced, when the device is used for a long time, the internal rolling ball 12 is possibly used up due to the use of lubricating oil, the friction force is increased, the stability of the whole structure is poor, the installation position of the flange 3 can be conveniently adjusted by arranging the external thread 2, the stability is ensured by the rotation of the rolling ball 12 by arranging the positioning groove 10 and the clamping groove 11, and the stability of the device in long-time use is improved by arranging the elastic plate 14; through setting up into oil pipe 13, the user of being convenient for plays lubricated effect to inside spin 12 by advancing oil pipe 13 additional lubrication oil.
Further, sliding part is including keeping ware 7, the inner wall of bearing housing 1 is seted up fluted one 8 and recess two 9, constant head tank 10 has been seted up to the inner wall of recess one 8, the inner wall of recess two 9 is connected with the fixed surface who keeps ware 7, keep the surface of ware 7 and seted up draw-in groove 11 corresponding with constant head tank 10, the inner wall of constant head tank 10 is provided with spin 12 with draw-in groove 11's inner wall jointly, through setting up spin 12 in constant head tank 10 and draw-in groove 11, be convenient for when placing spin 12, and constant head tank 10 and draw-in groove 11 one-to-one simultaneously, be convenient for keep ware 7 with spin 12 locking, and avoid spin 12 because of rotating the beat that probably takes place, spin 12 stability when rotating has been improved, promote spin 12's life.
Further, the surface of bearing housing 1 is provided with two oil pipes 13, and the tip that two oil pipes 13 entered is linked together with the inner wall of two recess 8 respectively, advances oil pipe 13 through the setting, and the user can lubricate 1 inside spin 12 of bearing housing to the inside additional lubrication oil that advances oil pipe 13 for the equal good work of each layer ball promotes spin 12's life.
Further, the inner walls of the two grooves 9 are fixedly connected with elastic plates 14, side extending portions of the elastic plates 14 are arranged in a curling mode, the side faces of the elastic plates 14 are abutted to the left side of the retainer 7, the side extending portions are arranged in a curling mode through the elastic plates 14 and abutted to the retainer 7, and therefore elastic supporting effect is formed on the retainer 7, and the whole structure is more reliable.
Further, the inner walls of the first two grooves 8 are provided with two sealing rings 15, the two sealing rings 15 are symmetrically distributed by taking the vertical delay line of the bearing sleeve 1 as a symmetry axis, and lubricating oil can be effectively stored and leakage of the lubricating oil can be reduced by arranging the sealing rings 15.
Furthermore, the sealing ring 15 is made of acrylate rubber, and the sealing ring 15 is made of acrylate rubber, so that the acrylate rubber has the characteristics of heat resistance, aging resistance, oil resistance, ozone resistance, ultraviolet resistance and the like, the mechanical property and the processing property of the acrylate rubber are superior to those of fluororubber and silicone rubber, and the heat resistance, the aging resistance and the oil resistance of the acrylate rubber are superior to those of nitrile rubber.
The working principle is as follows: when the double-sealing ring square flange type linear motion ball bearing is used, the mounting position and the height of the flange can not be limited through the threaded connection between the bearing sleeve 1 and the flange 3, and compared with the integrated design of the bearing sleeve 1 and the flange 3, the flange 3 cannot move on the bearing sleeve 1, so that the use of the flange 3 is limited, and the mounting height of the flange cannot be flexibly adjusted; the installation of the flange 3 is facilitated by arranging the installation hole 4; the arrangement of the rolling balls 12 in the positioning grooves 10 and the clamping grooves 11 facilitates the arrangement of the rolling balls 12, and meanwhile, the positioning grooves 10 and the clamping grooves 11 correspond to each other one by one, so that the rolling balls 12 are conveniently locked in the retainer 7, the possible jumping of the rolling balls 12 due to rotation is avoided, the stability of the rolling balls 12 during rotation is improved, and the service life of the rolling balls 12 is prolonged; the side extending part of the elastic plate 14 is arranged in a curling shape and is abutted with the retainer 7, so that the retainer 7 is elastically supported, and the integral structure is more reliable; by arranging the oil inlet pipe 13, a user can add lubricating oil into the oil inlet pipe 13 to lubricate the rolling balls 12 in the bearing sleeve 1, so that each layer of rolling balls can work well, and the service life of the rolling balls 12 is prolonged; the sealing ring 15 is made of acrylate rubber, the acrylate rubber has the characteristics of heat resistance, aging resistance, oil resistance, ozone resistance, ultraviolet resistance and the like, the mechanical property and the processing property of the acrylate rubber are superior to those of fluororubber and silicone rubber, and the heat resistance, the aging resistance and the oil resistance of the acrylate rubber are superior to those of nitrile rubber; the rolling balls 12 are made of ceramic, so that the service life of the bearing sleeve 1 can be obviously prolonged due to the fact that the ceramic is light in weight, small in centrifugal force, small in frictional resistance, small in heat productivity, good in lubricating property and strong in pressure bearing capacity; compared with a common device, the device has higher practicability, the common device is often simple in design, the rolling ball 12 is easy to jump when rolling, the use of the bearing sleeve 1 is influenced, when the device is used for a long time, the internal rolling ball 12 is possibly used up due to the use of lubricating oil, the friction force is increased, the stability of the whole structure is poor, the installation position of the flange 3 can be conveniently adjusted by arranging the external thread 2, the stability is ensured by the rotation of the rolling ball 12 by arranging the positioning groove 10 and the clamping groove 11, and the stability of the device in long-time use is improved by arranging the elastic plate 14; through setting up into oil pipe 13, the user of being convenient for plays lubricated effect to inside spin 12 by advancing oil pipe 13 additional lubrication oil.
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 (6)
1. The utility model provides a double containment ring square flange type linear motion ball bearing, includes bearing housing (1), its characterized in that: external screw thread (2) have been seted up on the surface of bearing housing (1), bearing housing (1) passes through external screw thread (2) threaded connection has flange (3), mounting hole (4) have been seted up to the side of flange (3), the right side of bearing housing (1) is provided with abrasion pad (5), the right side of abrasion pad (5) is provided with bolt (6), abrasion pad (5) pass through bolt (6) with bearing housing (1) threaded connection, the inside of bearing housing (1) is provided with sliding part, two are no less than to sliding part's quantity.
2. The double-sealing-ring square-flange type linear motion ball bearing according to claim 1, wherein: the sliding part comprises a retainer (7), the inner wall of the bearing sleeve (1) is provided with a first groove (8) and a second groove (9), the inner wall of the first groove (8) is provided with a positioning groove (10), the inner wall of the second groove (9) is fixedly connected with the surface of the retainer (7), the surface of the retainer (7) is provided with a clamping groove (11) corresponding to the positioning groove (10), and the inner wall of the positioning groove (10) and the inner wall of the clamping groove (11) are provided with a rolling ball (12) together.
3. The double-sealing-ring square-flange type linear motion ball bearing according to claim 2, wherein: two oil inlet pipes (13) are arranged on the surface of the bearing sleeve (1), and the end parts of the two oil inlet pipes (13) are respectively communicated with the inner walls of the first grooves (8).
4. The double-sealing-ring square-flange-type linear motion ball bearing according to any one of claims 2 or 3, wherein: the inner wall of the second groove (9) is fixedly connected with an elastic plate (14), the side extending part of the elastic plate (14) is arranged in a curling shape, and the side of the elastic plate (14) is abutted to the left side of the retainer (7).
5. The double-sealing-ring square-flange-type linear motion ball bearing according to any one of claims 2 or 3, wherein: the inner wall of the first groove (8) is provided with two sealing rings (15), and the sealing rings (15) are symmetrically distributed by taking the vertical direction of the bearing sleeve (1) as a symmetry axis.
6. The double-sealing-ring square-flange type linear motion ball bearing according to claim 5, wherein: the sealing ring (15) is made of acrylate rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120300758.2U CN215409775U (en) | 2021-02-03 | 2021-02-03 | Double-sealing ring square flange type linear motion ball bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120300758.2U CN215409775U (en) | 2021-02-03 | 2021-02-03 | Double-sealing ring square flange type linear motion ball bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215409775U true CN215409775U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120300758.2U Active CN215409775U (en) | 2021-02-03 | 2021-02-03 | Double-sealing ring square flange type linear motion ball bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215409775U (en) |
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2021
- 2021-02-03 CN CN202120300758.2U patent/CN215409775U/en active Active
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