CN101922501B - Gap-adjustable crossed roller bearing - Google Patents

Gap-adjustable crossed roller bearing Download PDF

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Publication number
CN101922501B
CN101922501B CN2010102962690A CN201010296269A CN101922501B CN 101922501 B CN101922501 B CN 101922501B CN 2010102962690 A CN2010102962690 A CN 2010102962690A CN 201010296269 A CN201010296269 A CN 201010296269A CN 101922501 B CN101922501 B CN 101922501B
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CN
China
Prior art keywords
eccentric bushing
gap
roller
lid
supporting axle
Prior art date
Application number
CN2010102962690A
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Chinese (zh)
Other versions
CN101922501A (en
Inventor
盛正平
邵远敬
徐时栋
张文忠
田兆营
褚学征
Original Assignee
中冶南方工程技术有限公司
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Publication date
Application filed by 中冶南方工程技术有限公司 filed Critical 中冶南方工程技术有限公司
Priority to CN2010102962690A priority Critical patent/CN101922501B/en
Publication of CN101922501A publication Critical patent/CN101922501A/en
Application granted granted Critical
Publication of CN101922501B publication Critical patent/CN101922501B/en

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Abstract

The invention relates to the field of mechanical equipment, in particular a gap-adjustable crossed roller bearing. The gap-adjustable crossed roller bearing comprises a support roller and a horizontal roller; the support roller is installed at the head end of a support axle through a self-aligning bearing; the head end surface of the support axle is provided with a crossed slot; the horizontal roller is installed in the crossed slot through a small shaft; the tail end of the support axle is provided with an eccentric sleeve component for adjusting position of the support axle; the eccentric sleeve component is installed in an installation seat, and the outer end of the eccentric sleeve component is compacted and fixed; and lubricating holes are formed in the support axle to lubricate the self-aligning bearing and the horizontal roller respectively. Through the invention, the eccentric sleeve is rotated to adjust the gap between the support roller and a matching rail, and the direction of the horizontal roller is not changed; the thickness of a gasket is adjusted to adjust the gap between the horizontal roller and a matching rail; the support roller and the horizontal roller are lubricated respectively, and the lubricating oil quantity can be independently adjusted; and the whole crossed roller bearing has simple structure and is easy to adjust.

Description

Gap-adjustable crossed roller bearing

Technical field

The present invention relates to mechanical equipment technical field, relate in particular to a kind of convenient regulate big trundle and orbit gap intersect the rotary roller crossed roller bearing.

Background technique

In the machinery field, a kind of roller bearing that is widely used, so-called roller bearing are about to the outer ring thickening of plain bearing, and directly the wheel as walking or supporting uses.And crossed roller bearing is that a horizontal roller is installed in the hole of big bear roller; Two rollers become 90 degree intercross arrangement; This roll wheel assembly can play the effect of two-way supporting like this, and big roller bears main load, and horizontal roller plays the effect of guiding anti-deflection.

For common roller design, only need its supporting axle is made into eccentric shaft, when mounted eccentric shaft is rotated to suitable position, i.e. gap between can regulate roller and its matching tracks.Yet in the design of crossed roller bearing, because the installation position of the restriction supporting axle of horizontal roller is fixed, the scheme of regulating the gap of roller and track through eccentric shaft is impracticable.

Summary of the invention

To the problems referred to above, the object of the present invention is to provide the gap-adjustable crossed roller bearing of a kind of simple and practical, conveniently adjusted big trundle and orbit gap.

For realizing above-mentioned purpose; The scheme that the present invention adopts is: a kind of gap-adjustable crossed roller bearing; Include support roller and horizontal roller; Said support roller is installed in the supporting axle head end through selfaligning bearing, and the supporting axle end surface is provided with the cross slotted eye, and horizontal roller is installed in the cross slotted eye through little axle; The supporting axle end is equipped with the eccentric bushing member, and the eccentric bushing member is installed in the fitting seat, and the eccentric bushing member outside is fixed with the axle head baffle plate; Be provided with the lubrication hole of lubricated respectively selfaligning bearing and horizontal roller in the supporting axle.

Said eccentric bushing member includes eccentric bushing, directionkeys, controls lid; Eccentric bushing is sleeved on the supporting axle end, and the eccentric bushing outside connects successively controls lid and axle head baffle plate, controls lid and is fixedly connected with fitting seat, and the axle head baffle plate is with eccentric bushing and control to cover and be fixed; The supporting the tip of the axis is provided with slotted hole, controls the center of lid and is provided with pilot hole, and directionkeys inserts in the slotted hole of supporting axle and leans on lower plane on the pilot hole of controlling lid.

Said controlling between lid and fitting seat is provided with locating stud.

Said controlling between lid and the fitting seat is provided with the adjustment pad.

The both sides of said selfaligning bearing are provided with the Spherical Clearance sealing,

The circumferential side wall of said eccentric bushing is provided with a circle blind hole, controls the long arc-shaped holes that lid is provided with symmetrical distribution.

The present invention can adjust the gap of support roller and its matching tracks easily through the rotating eccentricity cover, guarantees that simultaneously the direction of horizontal roller does not change; Can adjust the gap of horizontal roller and its matching tracks easily through the thickness that changes the adjustment pad; Support roller and horizontal roller can lubricate respectively, and lubricants capacity can be adjusted separately; The sealing of employing Spherical Clearance, sealing is reliable, and is non-maintaining; Support roller adopts selfaligning bearing, the tread simplicity of design of support roller, and loading ability of bearing is better; Whole crossed roller bearing is simple in structure, and is easy to adjust.

Description of drawings

Fig. 1 is the plan view of the embodiment of the invention;

Fig. 2 is the plan view of the embodiment of the invention;

Fig. 3 is the three-dimensional explosive view of the embodiment of the invention;

Fig. 4 is the shaft side figure of eccentric bushing in the embodiment of the invention;

Fig. 5 is the shaft side figure of eccentric bushing adjustable lever in the embodiment of the invention.

Label declaration among the figure: 1-selfaligning bearing, 2-support roller, 3-horizontal roller, the little axle of 4-, 5-outer spherical surface gland, 6-outer spherical surface seal ring, 7-inner ball surface seal ring, 8-snap ring, 9-adjustment pad, 10-directionkeys, 11-axle head baffle plate, 12-control lid, 13-eccentric bushing, 14-fitting seat, 15-supporting axle, 16-locating stud, 17-pilot hole, 18-slotted hole, 19-cross slotted eye, 20-eccentric bushing adjustable lever.

Embodiment

For understanding the present invention better, below in conjunction with accompanying drawing and specific embodiment technological scheme of the present invention is done further explanation, referring to Fig. 1 to Fig. 5:

Gap-adjustable crossed roller bearing by the present invention implements includes support roller 2, and support roller 2 is installed in supporting axle 15 head ends through selfaligning bearing 1, and supporting axle 15 end surfaces are provided with cross slotted eye 19, and horizontal roller 3 is installed in the cross slotted eye 19 through little axle 4.Supporting axle 15 ends are equipped with the eccentric bushing member, and the eccentric bushing member is used to regulate the match gap of track of support roller 2, horizontal roller 3.Be provided with lubrication hole in the supporting axle 15, lubricated respectively selfaligning bearing 1 and horizontal roller 3.

Because support roller 2 has adopted selfaligning bearing 1, seal so be provided with Spherical Clearance in the both sides of selfaligning bearing 1.Sealing pair is formed by outer spherical surface seal ring 6 and inner ball surface seal ring 7 in the left side, and outer spherical surface seal ring 6 usefulness snap rings 8 are fixedly connected with support roller 2, and inner ball surface seal ring 7 is through the shaft shoulder of supporting axle 15 and the inner ring dieback of selfaligning bearing 1; Sealing pair is formed by the inner ball surface of the end of outer spherical surface gland 5 and support roller 2 in the right side, and outer spherical surface gland 5 is fixedly connected with supporting axle 15 through screw.The Spherical Clearance sealing can well adapt to the swing of selfaligning bearing 1, and long service life, and is non-maintaining.

The eccentric bushing member by eccentric bushing 13, directionkeys 10, axle head baffle plate 11, control and cover members such as 12; Its concrete structure is: eccentric bushing 13 is sleeved on supporting axle 15 ends; Eccentric bushing 13 outsides connect successively control cover 12 with axle head baffle plate 11; Control and cover 12 and be fixedly connected with fitting seat 14, axle head baffle plate 11 covers eccentric bushing 13 12 and is fixed with controlling.In order to prevent supporting axle 15 rotations; End at supporting axle 15 is provided with slotted hole 18; Control 12 centers of covering and be provided with the pilot hole 17 with directionkeys 10 coupling, directionkeys 10 insert in the slotted hole 18 of supporting axles 15 and with its upper and lower end face lean control cover 12 pilot hole 17 on the lower plane, when supporting axle 15 rotates; Supporting axle 15 can slide up and down along directionkeys 10; Simultaneously supporting axle 15 and directionkeys 10 can cover move left and right in 12 the direction hole controlling together, can move up and down so just realized supporting axle 15, but not rotate.When eccentric bushing 13 rotations; Supporting axle 15 and the support roller 2 that is installed on the supporting axle 15 will move with horizontal roller 3 thereupon up and down; Thereby regulate support roller 2 and the gap of horizontal roller 3, guarantee that again the direction of horizontal roller 3 does not change simultaneously with matching tracks.

Control and cover 12 and be fixedly connected with fitting seat 14 through screw, control cover 12 and 14 of fitting seats be provided with locating stud 16, the purpose of locating stud 16 is to guarantee to control to cover 12 and the installation position of fitting seat 14, and prevents that it from relatively rotating.Control cover 12 and fitting seat 14 between be provided with adjustment pad 9, through changing the thickness of adjustment pad 9, can change the gap of horizontal wheels and its matching tracks easily.

For the ease of adjustment rotating eccentricity cover 13; Be provided with a plurality of blind holes at eccentric bushing 13 circumference; When needing the adjusting play; Earlier the attachment screw between axle head baffle plate 11 and the supporting axle 15 is unscrewed, the eccentric bushing adjustable lever 20 that uses the structure that takes the shape of the letter U then covers a long arc-shaped holes of 12 and must cover plural eccentric bushing 13 blind holes through controlling in the blind hole of covering 12 the insertion of long arc-shaped holes up and down eccentric bushing 13, controlling; Rotating eccentric sleeve adjustable lever 20 can be adjusted eccentric bushing 13, and adjustment is tightened the attachment screw between axle head baffle plate 11 and the supporting axle 15 after accomplishing.

Above disclosedly be merely preferred embodiment of the present invention, can not limit the present invention's interest field certainly with this, the equivalence of therefore doing according to claim of the present invention changes, and still belongs to protection scope of the present invention.

Claims (5)

1. gap-adjustable crossed roller bearing; Include support roller (2) and horizontal roller (3); It is characterized in that: said support roller (2) is installed in supporting axle (15) head end through selfaligning bearing (1); Supporting axle (15) end surface is provided with cross slotted eye (19), and horizontal roller (3) is installed in the cross slotted eye (19) through little axle (4); Supporting axle (15) end is equipped with eccentric bushing (13) member, and eccentric bushing (13) member is installed in the fitting seat (14), and eccentric bushing (13) the member outside is fixed with axle head baffle plate (11); Be provided with the lubrication hole of lubricated respectively selfaligning bearing (1) and horizontal roller (3) in the supporting axle (15);
Said eccentric bushing (13) member includes eccentric bushing (13), directionkeys (10), controls lid (12); Eccentric bushing (13) is sleeved on supporting axle (15) end, and eccentric bushing (13) outside connects successively controls lid (12) and axle head baffle plate (11), controls lid (12) and is fixedly connected with fitting seat (14), and axle head baffle plate (11) is with eccentric bushing (13) and control lid (12) and be fixed; The end of supporting axle (15) is provided with slotted hole (18), controls lid (12) center and is provided with pilot hole (17), and directionkeys (10) inserts in the slotted hole (18) of supporting axle (15) and leans on the last lower plane of the pilot hole of controlling lid (12) (17).
2. gap-adjustable crossed roller bearing according to claim 2 is characterized in that: said controlling between lid (12) and fitting seat (14) is provided with locating stud (16).
3. gap-adjustable crossed roller bearing according to claim 2 is characterized in that: said controlling is provided with adjustment pad (9) between lid (12) and the fitting seat (14).
4. gap-adjustable crossed roller bearing according to claim 1 is characterized in that: the both sides of said selfaligning bearing (1) are provided with the Spherical Clearance sealing.
5. gap-adjustable crossed roller bearing according to claim 2 is characterized in that: the circumferential side wall of said eccentric bushing (13) is provided with a circle blind hole, controls the long arc-shaped holes (18) that lid (12) is provided with symmetrical distribution.
CN2010102962690A 2010-09-29 2010-09-29 Gap-adjustable crossed roller bearing CN101922501B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010102962690A CN101922501B (en) 2010-09-29 2010-09-29 Gap-adjustable crossed roller bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010102962690A CN101922501B (en) 2010-09-29 2010-09-29 Gap-adjustable crossed roller bearing

Publications (2)

Publication Number Publication Date
CN101922501A CN101922501A (en) 2010-12-22
CN101922501B true CN101922501B (en) 2012-07-04

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Application Number Title Priority Date Filing Date
CN2010102962690A CN101922501B (en) 2010-09-29 2010-09-29 Gap-adjustable crossed roller bearing

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102887444A (en) * 2012-09-27 2013-01-23 长沙中联消防机械有限公司 Sliding device for telescopic arm support and telescopic arm support

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102923614B (en) * 2012-11-15 2014-12-17 江苏万达特种轴承有限公司 Gasket adjusting compound roller

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19603652C2 (en) * 1996-02-01 2000-06-21 Voith Sulzer Papiermasch Gmbh Deflection adjustment roller
US6468194B2 (en) * 2000-12-08 2002-10-22 Morgan Construction Company Sleeve for rolling mill oil film bearing
CN201818649U (en) * 2010-09-29 2011-05-04 中冶南方工程技术有限公司 Cross roller bearing with adjustable gaps

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102887444A (en) * 2012-09-27 2013-01-23 长沙中联消防机械有限公司 Sliding device for telescopic arm support and telescopic arm support
CN102887444B (en) * 2012-09-27 2015-07-22 长沙中联消防机械有限公司 Sliding device for telescopic arm support and telescopic arm support

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CN101922501A (en) 2010-12-22

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