CN101649864A - Square bearing - Google Patents
Square bearing Download PDFInfo
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- CN101649864A CN101649864A CN200910304662A CN200910304662A CN101649864A CN 101649864 A CN101649864 A CN 101649864A CN 200910304662 A CN200910304662 A CN 200910304662A CN 200910304662 A CN200910304662 A CN 200910304662A CN 101649864 A CN101649864 A CN 101649864A
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- bearing
- square
- cylindrical roller
- groove
- inner race
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Abstract
The invention discloses a square bearing comprising a cylindrical roller and a bearing inner ring, wherein the bearing outer sleeve of the cylindrical roller (20) adopts a square structure matched with the thickness of the bearing; the bearing outer sleeve (10) in the square structure, the cylindrical roller (20) and the bearing inner ring (30) are processed to form an integral square bearing; inthe integral square bearing, a structure that the cylindrical roller is embedded in a fluted rollaway nest is adopted between the inner ring and the outer sleeve to realize the positioning structure of the cylindrical roller, and the outer sleeve of the square bearing is provided with an oil inlet (50); and the outer end between the outer sleeve and the inner ring is provided with a stopping structure. The square bearing has the advantages of small size, light weight, high geometric accuracy and flexible application. The square bearing reduces the production cost of the bearing structures on the dieing machine and enhances the operation accuracy; and meanwhile, the square slide-block bearing structure can transform the use of the upper bearing surface and the lower bearing surface after the upper bearing surface and the lower bearing surface are damaged by compression.
Description
Technical field
The present invention relates to a kind of rolling bearing, especially a kind of square bearing structure that relates to the rolling bearing of use on dieing machine.
Background technique
Bearing is the part of the most frequently used back shaft that arrives of mechanical field, and the rotation that it can leading axle also can be born the part that axle is gone up idle running.The bearing of generally saying is meant rolling bearing, it is little that rolling bearing has surface friction drag, power consumpiton is little, the mechanical efficiency height, advantages such as easy starting, general rolling bearing structure is made up of inner ring, outer ring, rolling element and retainer, and rolling element is evenly distributed on by means of retainer between inner ring and the outer ring, packing lubrication oil in the space that inner ring, outer ring and retainer form is to keep the less friction rotation of rolling element; And in rolling bearing series, the external diameter of bearing products all is to adopt round structure, only do the rotation of circumferencial direction or match and maintain static with bearing support, the pressure request precision height and accurate punching machine liquidates, bearing housing needs can play a supporting role and can play the slip effect, stability during for the assurance punch ram, require bearing outer ring to be designed to square structure, and can bear greater impact load, the design bearing that for this reason needs special construction to be to satisfy the specific (special) requirements of accurate punching machine, the particularly special use on dieing machine; And the bearing at use this position on this dieing machine, generally adopt two component body to combine, the bearing support that promptly adopts the round bearing of a routine to add a square combines, it is bigger to combine overall volume and the weight of finishing whole functional like this, the weight of corresponding entire equipment and volume will strengthen, and two component compositions geometric accuracy together adds reduction because of the deviation accumulation easily simultaneously.
Summary of the invention
The present invention is for solving employed bearing on the existing dieing machine, because the bearing support that generally adopts the round bearing of a routine to add a square combines, cause the structural entity volume and the weight that are combined into all bigger, present situations such as simultaneously whole square bearing geometric accuracy of two geometric accuracies of combining is also relatively poor and provide a kind of simple in structure, the overall structure volume is little, in light weight, geometric accuracy is high, the integral type square bearing structure of applying flexible.
The present invention solves the problems of the technologies described above the concrete technological scheme that is adopted to be: a kind of square bearing, comprise cylindrical roller, bearing inner race, it is characterized in that: the bearing outside of described cylindrical roller adopts the square body structure of fitted bearing thickness, its square structure bearing outside and cylindrical roller and bearing inner race are through being processed to form the square bearing structure of integral type, and described square bearing structure is for enclosing within it, do not adopt the retainer structure between the overcoat and directly adopt groove raceway setting-in cylindrical roller mode of structure to realize being connected between cylindrical roller and square structure bearing outside and the bearing inner race; Described square structure bearing outside is provided with the oil inlet hole structure; And the two ends place that cylindrical roller is installed between square structure bearing outside that leans on square bearing and bearing inner race is provided with chocking construction.Square structure bearing outside and bearing inner race and cylindrical roller are connected in one, make an overall structure.The weight and the volume of the slide block that has alleviated the axle of support high-speed punch press rotation and moved forward and backward along slideway have simultaneously guaranteed the reliability and stability of dieing machine precision, applying flexible again; The square structure bearing outside of bearing promptly plays the support loads effect, and the slide block that serves as dieing machine simultaneously again slides before and after slideway.The oil inlet hole structure can provide more easily lubricated oil transportation channel for forming holistic square bearing, improves bearing working life.
As preferably, described bearing inner race is provided with the groove raceway structure of setting-in cylindrical roller on its excircle, and cylindrical roller is inlaid in the groove raceway, and the columns of the cylindrical roller in the columns of groove raceway and the square bearing is provided with the same.Replace retainer fixed cylinder roller by groove raceway structure, both saved the cost of using retainer, reduced the monnolithic case size of square bearing again, yet reduce the scantling cost of square structure bearing outside, also improved the bearing capacity of square structure bearing outside to a certain extent.
As preferably, described chocking construction is that the square structure bearing outside is equipped with the locking groove structure in the two ends place of peripheral wall within it, establish stop ring in the locking groove, form the structure of as a whole formula between square bearing overcoat and cylindrical roller and the bearing inner race by stop ring.Form integral structure, easy to use flexible, improve precision and stability, between stop ring and bearing inner race excircle, leave the free gap.And provide certain draining gap.
As preferably, described chocking construction be the square structure bearing outside within it the two ends place of peripheral wall be that an end is provided with a grade limit structure, the other end is provided with the chocking construction mode of locking groove, establishes stop ring in the locking groove.
As preferably, described groove raceway is provided with process groove structure at the groove angle place of its groove.The process groove is that processing is given security in the groove, simultaneously to a certain extent also storage stayed Lubricants, can be more lasting give security for lubricated freely rolling of cylindrical roller.
As preferably, described cylindrical roller setting-in advances between 0.15～0.25 times of body diameter size that depth dimensions in the groove raceway is a cylindrical roller itself.Can guarantee effectively can turn round flexibly again cylindrical roller and bearing inner race of setting-in cylindrical roller of groove raceway.
As preferably, described cylindrical roller is for being provided with single-row cylinder roller structure or multiple row cylindrical roller.According to different bearing capacity needs, the cylindrical roller of different columns is set, satisfy the bearing capacity needs, its required bearing capacity is big more, and the cylinder of setting up rolls the power columns also with regard to corresponding increase, wider satisfies different use occasion needs.
As preferably, described bearing inner race is that every setting-in two line column rollers are a bearing inner race structure or setting-in single-row cylinder roller structure.According to the setting of actual use condition decision columns.
As preferably, described square structure bearing outside is identical with the thickness of bearing inner race.Meet bearing capacity and physical dimension and use needs.
As preferably, described groove raceway is located on the inner circumference of square structure bearing outside, and shelves limit or stop ring structure are located on the end limit of circle in the bearing.
The invention has the beneficial effects as follows: the square structure bearing outside of bearing had both played the support loads effect, and the slide block that serves as dieing machine simultaneously again slides before and after slideway.The square slider bearing structure makes the bearing structure of dieing machine have more rationality, and the overall structure volume is little, in light weight, geometric accuracy is high, applying flexible.Reduced the cost of production of dieing machine upper bearing structure, improve service precision, satisfy the specific (special) requirements of accurate punching machine to a greater extent, the square slider bearing structure can also conversion use supporting plane up and down after supporting plane is subjected to crushing up and down simultaneously, simultaneously the oil inlet hole structure can provide lubricated more easily oil transportation channel for forming holistic square bearing, improves bearing working life.
Description of drawings:
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the structural representation of the preferred implementation of square bearing of the present invention.
Fig. 2 be among Fig. 1 A-A to the structure sectional view.
Fig. 3 is a B place structure for amplifying schematic representation among Fig. 2.
Fig. 4 is the three-dimensional appearance structural representation of square bearing of the present invention.
Embodiment
Among the embodiment 1 shown in Figure 1, a kind of square bearing, comprise cylindrical roller, bearing inner race, the bearing outside of described cylindrical roller 20 adopts the square body structure of fitted bearing thickness, its square structure bearing outside 10 and cylindrical roller 20 and bearing inner race 30 be through being processed to form the square bearing structure of integral type, and described square bearing structure does not directly adopt groove raceway setting-in cylindrical roller 20 mode of structure to realize being connected between cylindrical roller 20 and square structure bearing outside 10 and the bearing inner race 30 for not adopting the retainer structure within it between circle, the overcoat; And the two ends place of installation cylindrical roller 20 is provided with stop ring 40 structures between square structure bearing outside 10 that leans on square bearing and bearing inner race 30, and square structure bearing outside 10 and bearing inner race 30 and cylindrical roller 20 are connected in one.Offer oil inlet hole 50 structures on the described square structure bearing outside 10.Described bearing inner race 30 is provided with groove raceway 31 structures of setting-in cylindrical roller 20 on its excircle, cylindrical roller 20 is inlaid in the groove raceway 31, and the columns of the cylindrical roller 20 in the columns of groove raceway 31 and the square bearing is provided with the same.The described square structure bearing outside 10 two ends place of peripheral wall within it is equipped with locking groove 11 structures, establish stop ring 40 in the locking groove 11, structure by as a whole formula between stop ring 40 formation square bearing overcoats 10 and cylindrical roller 20 and the bearing inner race 30 leaves the free gap between stop ring 40 and bearing inner race 30 excircles.Described groove raceway 31 is provided with process groove 32 structures at the groove angle place of its groove.Described cylindrical roller 20 setting-ins advance 0.2 times of value that depth dimensionses in the groove raceway 31 are the body diameter size of cylindrical roller 20 itself.Described cylindrical roller 20 is provided with quantity for being provided with four-row cylindrical roller 20 structures in the square bearing structure.Described bearing inner race 30 is a bearing inner race 30 structures for every setting-in two line column rollers 20; Described square structure bearing outside 10 is identical with the thickness of bearing inner race 30.
Among the embodiment 2, the described square structure bearing outside 10 two ends place of peripheral wall within it is that an end is provided with a grade limit structure, and the other end is provided with the chocking construction mode of locking groove 11, establishes stop ring 40 in the locking groove 11.All the other are identical with embodiment 1.
Among the embodiment 3, described cylindrical roller 20 is provided with quantity for being provided with single-row cylinder roller 20 structures in the square bearing structure, and described bearing inner race 30 is a bearing inner race 30 structures for setting-in single-row cylinder roller 20 structures.All the other are identical with embodiment 1, according to selecting embodiment 3 under the less situation of actual carrying capacity.
Among the embodiment 4, described groove raceway 31 is located on the inner circumference of square structure bearing outside 10, and shelves limit or stop ring structure are located on the end limit of circle in the bearing, and all the other are identical with embodiment 1.
Claims (10)
1. square bearing, comprise cylindrical roller, bearing inner race, it is characterized in that: the bearing outside of described cylindrical roller (20) adopts the square structure body of fitted bearing thickness, and its square structure bearing outside (10) and cylindrical roller (20) and bearing inner race (30) are through being processed to form the square bearing of integral type; The square bearing of described integral type is to adopt groove raceway setting-in cylindrical roller (20) mode of structure to realize the position structure of cylindrical roller (20) within it between circle, the overcoat, and described square structure bearing outside (10) is provided with oil inlet hole (50) structure; And the external end head place between square structure outer ring (10) and bearing inner race (30) is provided with chocking construction.
2. according to the described square bearing of claim 1, it is characterized in that: described bearing inner race (30) is provided with groove raceway (31) structure of setting-in cylindrical roller (20) on its excircle, cylindrical roller (20) is inlaid in the groove raceway (31), and the columns of the cylindrical roller (20) in the columns of groove raceway (31) and the square bearing is provided with the same.
3. according to the described square bearing of claim 1, it is characterized in that: described chocking construction is that square structure bearing outside (10) is equipped with locking groove (11) structure in the two ends place of peripheral wall within it, establish stop ring (40) in the locking groove (11), forming between square bearing overcoat (10) and cylindrical roller (20) and the bearing inner race (30) by stop ring (40) is the bearing structure body of integral type.
4. according to the described square bearing of claim 1, it is characterized in that: described chocking construction be square structure bearing outside (10) within it the two ends place of peripheral wall be that an end is provided with a grade limit structure, the other end is provided with the chocking construction mode of locking groove (11), establishes stop ring (40) in the locking groove (11).
5. according to the described square bearing of claim 2, it is characterized in that: described groove raceway (31) is provided with process groove (32) structure at the groove angle place of its groove.
6. according to claim 1 or 2 or 5 described square bearings, it is characterized in that: described cylindrical roller (20) setting-in advances between 0.15～0.25 times of body diameter size that depth dimensions in the groove raceway (31) is a cylindrical roller (20) itself.
7. according to the described square bearing of claim 1, it is characterized in that: described cylindrical roller (20) is provided with quantity for being provided with single-row cylinder roller (20) structure or multiple row cylindrical roller (20) structure in the square bearing structure.
8. according to claim 1 or 2 or 3 or 4 or 5 described square bearings, it is characterized in that: described bearing inner race (30) is a bearing inner race (30) structure or setting-in single-row cylinder roller (20) structure for every setting-in two line column rollers (20).
9. according to claim 1 or 2 or 3 or 4 or 5 or 7 described square bearings, it is characterized in that: described square structure bearing outside (10) is identical with the thickness of bearing inner race (30).
10. according to claim 1 or 5 or 7 described square bearings, it is characterized in that: described groove raceway (31) is located on the inner circumference of square structure bearing outside (10), and shelves limit or stop ring structure are located on the end limit of circle in the bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910304662A CN101649864A (en) | 2009-07-22 | 2009-07-22 | Square bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910304662A CN101649864A (en) | 2009-07-22 | 2009-07-22 | Square bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101649864A true CN101649864A (en) | 2010-02-17 |
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ID=41672165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910304662A Pending CN101649864A (en) | 2009-07-22 | 2009-07-22 | Square bearing |
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| Country | Link |
|---|---|
| CN (1) | CN101649864A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742541A (en) * | 2014-01-02 | 2014-04-23 | 洛阳轴研科技股份有限公司 | Bearing design method and bearing structure for preventing outer ring from slipping |
| CN103742540A (en) * | 2014-01-02 | 2014-04-23 | 洛阳轴研科技股份有限公司 | Design method and structure for preventing bearing inner ring from slipping |
| CN105952780A (en) * | 2016-06-28 | 2016-09-21 | 辛建辉 | Rectangular precise gap adjusting bearing |
-
2009
- 2009-07-22 CN CN200910304662A patent/CN101649864A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742541A (en) * | 2014-01-02 | 2014-04-23 | 洛阳轴研科技股份有限公司 | Bearing design method and bearing structure for preventing outer ring from slipping |
| CN103742540A (en) * | 2014-01-02 | 2014-04-23 | 洛阳轴研科技股份有限公司 | Design method and structure for preventing bearing inner ring from slipping |
| CN105952780A (en) * | 2016-06-28 | 2016-09-21 | 辛建辉 | Rectangular precise gap adjusting bearing |
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Open date: 20100217 |