CN206719322U - Agricultural machinery vehicle bridge steering linkage - Google Patents

Agricultural machinery vehicle bridge steering linkage Download PDF

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Publication number
CN206719322U
CN206719322U CN201720341259.1U CN201720341259U CN206719322U CN 206719322 U CN206719322 U CN 206719322U CN 201720341259 U CN201720341259 U CN 201720341259U CN 206719322 U CN206719322 U CN 206719322U
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China
Prior art keywords
housing
ball pin
dust cover
ball
steel ring
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Active
Application number
CN201720341259.1U
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Chinese (zh)
Inventor
蒋学威
朱伟
尹新赏
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JIANGSU CCVI BEARING CO Ltd
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JIANGSU CCVI BEARING CO Ltd
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Priority to CN201720341259.1U priority Critical patent/CN206719322U/en
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Publication of CN206719322U publication Critical patent/CN206719322U/en
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Abstract

Agricultural machinery vehicle bridge steering linkage, belong to the technical field of vehicle chassis construction, more particularly to a kind of technical field of steering linkage ball head structure.The utility model includes the cross-tie bearing by locking nut connection, directly to pull bar bearing.The purpose that the utility model realizes and can improve its dust seal, ensures moment of torsion, clearance stabilization and service life.

Description

Agricultural machinery vehicle bridge steering linkage
Technical field
The utility model belongs to the technical field of vehicle chassis construction, in particular it relates to a kind of steering linkage bulb assembly.
Background technology
Steering linkage assembly is used to connect steering gear and deflecting roller in automobile chassis construction, ensures wheel steering and bounce Security, in vehicle frame and vehicle bridge(Wheel)Between transmit the suspension of power and torque, bear the load of vehicle, maintain vehicle in road Normally travel on road, it is the vital part in independent suspension chassis steering system.It can make wheelspan and Front wheel Alignment Parameters Change ensures that vehicle has good riding stability in the range of acceptable restriction.
Existing steering linkage structure is that two uses standard spherical plain bearing rod end, middle to use screw thread by both ends by connecting rod Oscillating bearing connects, and by nut check, manufacturing process is complex and efficiency of assembling is low.Both ends oscillating bearing does not seal Dust guard, the dust grains of sand are easily accessible lubricated surface, and greasy property is poor, and life of product is very low.And the actual use work of vehicle Condition is the landform such as mountain area, farm, thus the dust seal to steering linkage, moment of torsion, clearance performance and life-span propose it is higher Requirement.
Utility model content
The purpose of this utility model, which is to provide one kind, can improve its dust seal, ensure that moment of torsion, clearance are stable and make With the agricultural machinery vehicle bridge steering linkage in life-span.
The utility model adopts the following technical scheme that:A kind of agricultural machinery vehicle bridge steering linkage, including connected by locking nut The cross-tie bearing that connects, directly to pull bar bearing;
The cross-tie bearing includes:First housing, ball pin, the first spring retainer, support set, the first dust cover, One round wire circlip, steel ring, ball bowl, spring, cover plate, steel ring are arranged in the bore of the first housing by interference fit, ball pin dress Enter in steel ring bore and coordinate with steel ring Internal Spherical Surface, ball bowl is set on the stepped hole of steel ring and ball bowl and the spherical outside surface of ball pin are matched somebody with somebody Close, spring is set in the flange groove of ball bowl, cover plate is set in the bound edge groove of the first housing, the neck of ball pin sets support Set;The infraoral of first dust cover is arranged on by ball pin in the neck of the first housing, the card of the first dust cover infraoral periphery First spring retainer is set on groove, and the periphery of the first dust cover upper oral part sets the first round wire circlip;
Described directly contracted to pull rod shaft includes:Second housing, plastic ring, second spring retainer, the second dust cover, the second steel wire Retainer, ball pin, ball pin are arranged in the assembling bore of the second housing, and plastic ring is set between the bottom of ball pin and the second housing, The second dust cover is set positioned at the second housing upper end and the periphery of ball pin, set on the neck of the second dust cover infraoral periphery Second spring retainer, the periphery of the second dust cover upper oral part set the second round wire circlip.
Lubricant is filled with the gap of first housing and support set of the present utility model.
Steel ring Internal Spherical Surface of the present utility model sprays lubricant.
Lubricant is filled with the gap of second housing of the present utility model and ball pin.
The Internal Spherical Surface spraying lubricant of plastic ring of the present utility model.
The utility model uses above-mentioned technical proposal, has the following advantages that compared with prior art:
Cross-tie bearing:It is interference fit between steel ring and the first housing mounting seat hole, ensures ball pin in rotation process In, relative displacement does not occur between steel ring and the first housing, so as to ensure not worn between steel ring and the first housing, improves bearing Service life and machine run stability;Ball pin sphere is coordinated with steel ring, ball bowl sphere using gap, ensures that bearing is turning During can flexible rotation, improve mechanical stability against short circuit;Gap coordinates between ball bowl and steel ring stepped hole, ensures ball in ball bowl Face can increase bearing cotact area, improve service life smoothly with ball pin mating spherical surfaces;Spring fits into ball bowl gap In ball bowl flange neck, clearance compensation can be given in time after using abrasion with bearing, use steering stable performance;Lid Plate is pressed on steel ring end face, ensures that spring has enough pretightning forces, so as to obtain desired moment of torsion, ensures wheel steering system Stability;Clearance is controlled by ball bowl flange end face and steel ring end face drop, ensures that vehicle will not under severe operating mode Jolt play phenomenon;Before assembling the first dust cover, first load support set in ball pin neck, prevent ball pin from swinging to the limit During position, the first dust cover is suitable for reading to be absorbed in bulb neck, so as to cause anti-dust performance to decline, improves the service life of bearing; Mouth is tightly waled in the first housing neck by the first spring retainer under first dust cover, so as to realize good sealing Can, and lubricant is injected in sealing space, improve lubricating ability and prevent the entrance of external dust, the grains of sand, while prevent from moistening The loss of lubrication prescription, service life being improved, the first dust cover is suitable for reading tightly to be waled on the ball pin conical surface by the first round wire circlip, It ensure that external dust, the grains of sand, sewage etc. cannot be introduced into bearing, substantially increase bearing service life.
Directly to pull bar bearing:Gap coordinates between plastic ring and the second casing base hole, so that plastic ring is smoothly assembled to Ideal position, housing and plastic ring are tightened up finally by hydraulic press, so as to ensure bearing during operating, plastic ring with Without relative displacement between second housing, the service life of bearing is improved, and is produced necessarily by plastic ring by tightening force Plastic deformation, so as to obtain certain moment of torsion, the stability of steering is ensure that, and can be after bearing is using abrasion, can Clearance compensation is timely given, improves performance and the life-span of steering;Ball pin is coordinated with plastic ring using gap, is protected Demonstrate,prove bearing in steering procedure can flexible rotation, improve mechanical stability against short circuit, and reduce assembling process plastics by the risk of avulsion; Mouth is tightly waled in the second housing flange groove by second spring retainer under second dust cover, so as to realize good sealing Can, and lubricant is injected in sealing space, improve lubricating ability and prevent the entrance of external dust, the grains of sand, while prevent from moistening The loss of lubrication prescription, service life being improved, the second dust cover is suitable for reading tightly to be waled in ball pin neck by the second round wire circlip, It ensure that external dust, the grains of sand, sewage etc. cannot be introduced into bearing, substantially increase bearing service life.
Brief description of the drawings
Fig. 1 is structural representation total figure of the present utility model.
Fig. 2 is the structural representation of the utility model cross-tie bearing.
Fig. 3 is the utility model directly to the structural representation of pull bar bearing.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of agricultural machinery vehicle bridge steering linkage, including the transverse direction connected by locking nut 003 Pull bar bearing 001, directly to pull bar bearing 002;
The cross-tie bearing includes:First housing 01, ball pin 02, the first spring retainer 03, support set 04, first are anti- Dust hood 05, the first round wire circlip 06, steel ring 07, ball bowl 08, spring 09, cover plate 10, steel ring 07 are arranged on the by interference fit In the bore of one housing 01, ball pin 02 is fitted into the bore of steel ring 07 and coordinated with the Internal Spherical Surface of steel ring 07, on the stepped hole of steel ring 07 Ball bowl 08 is set and ball bowl 08 and the spherical outside surface of ball pin 02 coordinate, spring 09 is set in the flange groove of ball bowl 08, housing 01 Cover plate 10 is set in bound edge groove, and the neck of ball pin 02 sets support set 04;The infraoral of first dust cover 05 passes through ball pin 02 It is arranged in the neck of the first housing 01, the first spring retainer 03 is set on the neck of the infraoral periphery of first dust cover 05, the The periphery of the upper oral part of one dust cover 05 sets the first round wire circlip 06;
It is described directly to include to pull bar bearing 002:Second housing 11, plastic ring 12, second spring retainer 13, the second dust cover 14th, the second round wire circlip 15, ball pin 16, ball pin 16 are arranged in the assembling bore of the second housing 11, the bottom of ball pin 16 and the Plastic ring 12 is set between two housings 11, second dust cover 14 is set positioned at the upper end of the second housing 11 and the periphery of ball pin 16, Second spring retainer 13 is set on the neck of the infraoral periphery of second dust cover 14, and the periphery of the upper oral part of the second dust cover 14 is set Second round wire circlip 15.
First housing 01 in the gap of support set 04 with being filled with lubricant 001a.
The Internal Spherical Surface of steel ring 07 sprays lubricant.
Second housing 11 in the gap of ball pin 16 with being filled with lubricant 002a.
The Internal Spherical Surface spraying lubricant of plastic ring 12.
As shown in Fig. 2 cross-tie bearing of the present utility model:It was between the housing 01 of steel ring 07 and first installation bore Be full of cooperation, ensure ball pin in rotation process, do not occur relative displacement between the housing 01 of steel ring 07 and first, the sphere of ball pin 02 with Steel ring 07, the sphere of ball bowl 08 are coordinated using gap, and gap coordinates between ball bowl 08 and the stepped hole of steel ring 07, spring 09 and ball bowl 08 Gap is fitted into the flange neck of ball bowl 08, and cover plate 10 is pressed on the end face of steel ring 07;Before assembling the first dust cover 05, First load support set 04 in the neck of ball pin 02, the first mouth of dust cover 05 time is tightly waled first by the first spring retainer 03 In the neck of housing 01, so as to realize good sealing property, and on sealing space injection lubricant 001a, the first dust cover 05 Mouth is tightly waled on the conical surface of ball pin 02 by the first round wire circlip 06.
It is as shown in figure 3, of the present utility model directly to pull bar bearing:Gap is matched somebody with somebody between the bore of 12 and second housing of plastic ring 11 Close, ball pin 16 is coordinated with plastic ring 12 using gap, and the second mouth of dust cover 14 times is tightly waled by second spring retainer 13 In the flange groove of second housing 11, the second dust cover 14 is suitable for reading tightly to be waled in the neck of ball pin 16 by the second round wire circlip 15.

Claims (5)

1. a kind of agricultural machinery vehicle bridge steering linkage, it is characterised in that including the cross-tie bearing connected by locking nut (003) (001), directly to pull bar bearing (002);
The cross-tie bearing includes:First housing (01), ball pin (02), the first spring retainer (03), support set (04), One dust cover (05), the first round wire circlip (06), steel ring (07), ball bowl (08), spring (09), cover plate (10), steel ring (07) are logical Interference fit is crossed to be arranged in the bore of housing (01), ball pin (02) be fitted into steel ring (07) bore and with steel ring (07) Internal Spherical Surface Coordinate, steel ring(07)Stepped hole on ball bowl (08) and ball bowl (08) and ball pin is set(02)Spherical outside surface coordinate, ball bowl (08) Flange groove in spring (09) is set, cover plate (10) is set in the bound edge groove of housing (01), and the neck of ball pin (02) is set Support set (04);The infraoral of dust cover (05) is arranged in the neck of housing (01) by ball pin (02), under dust cover (05) Spring retainer (03) is set on the neck of oral area periphery, and the periphery of dust cover (05) upper oral part sets round wire circlip (06);
It is described directly to include to pull bar bearing (002):Second housing (11), plastic ring (12), second spring retainer (13), second prevent Dust hood (14), the second round wire circlip (15), ball pin (16), ball pin (16) are arranged in the assembling bore of the second housing (11), ball Sell and plastic ring (12) is set between the bottom of (16) and the second housing (11), positioned at the second housing(11)Upper end and ball pin(16) Periphery the second dust cover (14) is set, second spring retainer is set on the neck of the second dust cover (14) infraoral periphery (13), the periphery of the second dust cover (14) upper oral part sets the second round wire circlip (15).
2. agricultural machinery vehicle bridge steering linkage according to claim 1, it is characterised in that said first shell (01) and support set (04) lubricant (001a) is filled with gap.
3. agricultural machinery vehicle bridge steering linkage according to claim 1, it is characterised in that above-mentioned steel ring (07) Internal Spherical Surface spraying profit Lubrication prescription.
4. agricultural machinery vehicle bridge steering linkage according to claim 1, it is characterised in that above-mentioned second housing (11) and ball pin (16) lubricant (002a) is filled with gap.
5. agricultural machinery vehicle bridge steering linkage according to claim 1, it is characterised in that the Internal Spherical Surface spray of above-mentioned plastic ring (12) Apply lubricant.
CN201720341259.1U 2017-04-01 2017-04-01 Agricultural machinery vehicle bridge steering linkage Active CN206719322U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720341259.1U CN206719322U (en) 2017-04-01 2017-04-01 Agricultural machinery vehicle bridge steering linkage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720341259.1U CN206719322U (en) 2017-04-01 2017-04-01 Agricultural machinery vehicle bridge steering linkage

Publications (1)

Publication Number Publication Date
CN206719322U true CN206719322U (en) 2017-12-08

Family

ID=60504067

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720341259.1U Active CN206719322U (en) 2017-04-01 2017-04-01 Agricultural machinery vehicle bridge steering linkage

Country Status (1)

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CN (1) CN206719322U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106891994A (en) * 2017-04-01 2017-06-27 江苏希西维轴承有限公司 Agricultural machinery vehicle bridge steering linkage

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106891994A (en) * 2017-04-01 2017-06-27 江苏希西维轴承有限公司 Agricultural machinery vehicle bridge steering linkage
CN106891994B (en) * 2017-04-01 2023-08-22 江苏希西维轴承有限公司 Agricultural machinery axle steering tie rod

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