CN212717616U - Steering ball head device - Google Patents
Steering ball head device Download PDFInfo
- Publication number
- CN212717616U CN212717616U CN202021176126.1U CN202021176126U CN212717616U CN 212717616 U CN212717616 U CN 212717616U CN 202021176126 U CN202021176126 U CN 202021176126U CN 212717616 U CN212717616 U CN 212717616U
- Authority
- CN
- China
- Prior art keywords
- fixing hole
- joint bearing
- ball head
- shaft body
- head device
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims description 16
- 230000003247 decreasing effect Effects 0.000 claims 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of automobile steering devices, and discloses a steering ball head device, which comprises a seat body, a joint bearing, a pin shaft, a spacing ring and a cover plate, wherein the seat body is provided with a first fixing hole and a second fixing hole which are communicated with each other, and the diameter of the second fixing hole is larger than that of the first fixing hole; the joint bearing is coaxially arranged in the second fixing hole, and one end of the joint bearing is abutted against the inner wall of the bottom of the second fixing hole; one end of the pin shaft is fixedly connected to the inner ring of the joint bearing, and the other end of the pin shaft penetrates through the first fixing hole; the spacing ring is coaxially arranged in the second fixing hole, and one end of the spacing ring is abutted against the other end of the joint bearing; the cover plate is arranged relative to the second fixing hole and detachably connected to the base body, and the cover plate is abutted against the other end of the spacing ring. Auto steering device be convenient for make.
Description
Technical Field
The utility model relates to a car turns to technical field, concretely relates to turn to bulb device.
Background
In the automobile steering mechanism, a steering ball head is arranged on a steering pull rod, a steering power cylinder and the like, as shown in figure 1, the existing steering ball head generally comprises a base body a, a ball head pin b, an upper ball bowl c and a lower ball bowl d, a fixing hole is arranged in the base body a, the ball head part of the ball head pin b is arranged in the fixing hole, the upper ball bowl c is sleeved on the ball head part of the ball pin b in a matching way and is arranged at one side of the fixed hole, the lower ball bowl d is matched and sleeved on the ball head part of the ball head pin b and is arranged at the other side of the fixing hole in an embedded mode, the device has the defects that the upper ball bowl c and the lower ball bowl d are non-standard parts, and the inner walls of the upper ball bowl c and the lower ball bowl d need to have higher processing precision, a large amount of precision processing equipment needs to be purchased, a large amount of time needs to be spent for processing, and the quick production of the steering ball head device is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned technique not enough, provide a turn to bulb device, solve among the prior art well ball bowl, down the ball bowl and need purchase the technical problem that precision finishing equipment processed for non-standard part.
In order to achieve the above technical purpose, the technical solution of the utility model provides a turn to bulb device, a serial communication port, include:
the base body is provided with a first fixing hole and a second fixing hole which are communicated, and the diameter of the second fixing hole is larger than that of the first fixing hole;
the joint bearing is coaxially arranged in the second fixing hole, and one end of the joint bearing is abutted against the inner wall of the bottom of the second fixing hole;
one end of the pin shaft is fixedly connected to the inner ring of the joint bearing, and the other end of the pin shaft penetrates through the first fixing hole;
the spacing ring is coaxially arranged in the second fixing hole, and one end of the spacing ring is abutted against the other end of the joint bearing;
the cover plate is arranged opposite to the second fixing hole and is detachably connected to the base body, and the cover plate is abutted to the other end of the spacing ring.
Compared with the prior art, the beneficial effects of the utility model include: the traditional ball pin and ball bowl are matched with each other by changing the pin shaft and the knuckle bearing, so that the high-precision ball bowl is prevented from being manufactured by a user, high-precision processing equipment is not required to be purchased, the production is facilitated, the knuckle bearing is a standard part, the replacement is convenient, the ball head is removed from the pin shaft, the ball head can be processed by a common lathe, the requirement on the processing precision is relatively low, and the manufacturing is simple.
Drawings
FIG. 1 is a schematic structural view of a prior art steering ball head assembly;
fig. 2 is a schematic structural view of the steering ball head device of the present invention;
fig. 3 is a partially enlarged schematic view at E in fig. 2.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides a turn to bulb device, as shown in fig. 1 to 3, including pedestal 1, joint bearing 2, round pin axle 3, spacer ring 4, apron 5, a sealing washer 6, pedestal 1 sets up first fixed orifices, the second fixed orifices that is linked together, first fixed orifices with the coaxial setting of second fixed orifices, the diameter of second fixed orifices is greater than the diameter of first fixed orifices, pedestal 1 is followed at least one screw hole has been seted up to the axial of second fixed orifices.
The joint bearing 2 is coaxially arranged in the second fixing hole, and one end of the joint bearing is abutted to the inner wall of the bottom of the second fixing hole.
One end of the pin shaft 3 penetrates through the inner ring of the joint bearing 2 and is fixedly connected to the inner ring of the joint bearing 2, and the other end of the pin shaft 3 penetrates through the first fixing hole.
Specifically, the pin shaft 3 is integrally formed, the pin shaft 3 includes a first shaft body 31, a second shaft body 32, a third shaft body 33, a fourth shaft body 34, a fifth shaft body 35, and a sixth shaft body 36, which are coaxially connected in sequence, the first shaft body 31 is in a circular truncated cone shape, a large diameter end of the first shaft body 31 abuts against an inner ring of the joint bearing 2, the second shaft body 32 is connected to the large diameter end of the first shaft body 31 and is inserted into the inner ring of the joint bearing 2, a diameter of the second shaft body 32 is smaller than that of the large diameter end of the first shaft body 31, the second shaft body 32 is in interference fit with the inner ring of the joint bearing 2, one end of the third shaft body 33 is connected to the other end of the second shaft body 32 and is continuously reduced in outer diameter along a direction away from the second shaft body 32, the fourth shaft body 34 is in a cylindrical shape, the fifth shaft body 35 is connected to one end of the fourth shaft body 34 away from the, the sixth shaft body 36 is connected to the small-diameter end of the fifth shaft body 35, the sixth shaft body 36 is cylindrical, the outer diameter of the sixth shaft body is smaller than that of the fifth shaft body 35, and external threads are formed in the outer wall of the sixth shaft body 36.
Through setting up first shaft body 31 and the major diameter end butt of first shaft body 31 in joint bearing 2's inner circle, when round pin axle 3 bore the axial force of drawing outwards, can have the trend of relative slip between round pin axle 3 and the joint bearing 2, through designing first shaft body 31, first shaft body 31 transmits the power of drawing outwards for joint bearing 2, and joint bearing 2 transmits power for pedestal 1, and pedestal 1, pedestal 1 prevents that round pin axle 3 from sliding relative joint bearing 2.
Through the arrangement of the third shaft body 33, and the direction in which the outer diameter of the third shaft body 33 is far away from the second shaft body 32 is continuously reduced, the sixth shaft body 36, the fifth shaft body 35, the fourth shaft body 34 and the third shaft body 33 can conveniently pass through the inner ring of the joint bearing 2, the sixth shaft body 36, the fifth shaft body 35, the fourth shaft body 34 and the third shaft body 33 are prevented from rubbing against the inner ring of the joint bearing 2, and the assembly is convenient.
Preferably, a fourth fixing hole is radially formed in one end of the sixth shaft body 36 away from the fifth shaft body 35, the steering ball device further includes a locking member 7, the locking member 7 includes a slotted nut 71 and a split pin 72, the slotted nut 71 is connected to the sixth shaft body 36 in a threaded manner, and the split pin 72 penetrates through the opening side of the slotted nut 71 and is inserted into the fourth fixing hole.
The spacing ring 4 is coaxially arranged in the second fixing hole, and one end of the spacing ring is abutted against the other end of the joint bearing 2.
The cover plate 5 is arranged opposite to the second fixing hole and is detachably connected to the base body 1, and the cover plate 5 abuts against the other end of the spacing ring 4.
Through setting up spacer ring 4, apron 5, can fix joint bearing 2 in the second fixed orifices, avoid joint bearing 2 to slide in the second fixed orifices.
Specifically, the cover plate 5 is provided with at least one third fixing hole opposite to the threaded hole, the third fixing hole and the threaded hole are arranged in a one-to-one correspondence manner, the steering ball head device further comprises at least one bolt 8, and a threaded end of the bolt 8 penetrates through the third fixing hole and is in threaded connection with the corresponding threaded hole.
The number of the bolts 8 may be one, two, three, four, five, six, etc., preferably, the number of the bolts 8 is four, the four bolts 8 are uniformly distributed along the circumferential direction of the second fixing hole, and the number of the corresponding threaded holes and the number of the corresponding third fixing holes are four, but the number of the bolts 8, the number of the threaded holes and the number of the corresponding third fixing holes are not limited thereto.
Be fixed in pedestal 1 with apron 5 through bolt 8, when joint bearing 2 needs to be changed, pull down bolt 8 and can take out apron 5, spacer ring 4, joint bearing 2, be convenient for change joint bearing 2.
Preferably, the steering ball head device further comprises at least one elastic washer 9, the elastic washers 9 and the bolts 8 are arranged in a one-to-one correspondence manner, and the elastic washers 9 are coaxially sleeved on the bolts 8 and are arranged between the base body 1 and the heads of the bolts 8.
More preferably, the number of the elastic washers 9 is four, but the number of the elastic washers 9 is not limited thereto.
The sealing ring 6 is coaxially sleeved on the pin shaft 3 and one end of the sealing ring is connected to the seat body 1.
Preferably, the outer diameter of the seal ring 6 is continuously reduced along the direction away from the seat body 1, and the inner ring of the seal ring 6 is attached to the connection position of the fourth shaft body 34 and the fifth shaft body 35.
Through designing sealing washer 6 for constantly reducing along the direction external diameter of keeping away from pedestal 1, when round pin axle 3 drove sealing washer 6 and takes place deformation, reduce the contact of sealing washer 6 with other devices, reduce wearing and tearing and abnormal sound production.
Through with sealing washer 6 butt in the junction of fourth shaft body 34 and fifth shaft body 35, and fourth shaft body 34 is cylindrical, fifth shaft body 35 constantly reduces along the direction external diameter of keeping away from fourth shaft body 34, make sealing washer 6 wrap up the part of fifth shaft body 35 with the mode that the opening constantly reduces, when round pin axle 3 has the trend of drawing outward relative pedestal 1, sealing washer 6 also can hug closely the outer wall of round pin axle 3, when fifth shaft body 35 rotates relative pedestal 1, sealing washer 6 can closely seal the junction of locking between fifth shaft body 35 and the fourth shaft body 34, the dust needs to get into between sealing washer 6 and the fifth shaft body 35 earlier, when getting into between sealing washer 6 and the fourth shaft body 34, there is certain corner, this corner can effectively block the dust entering.
The utility model discloses a concrete work flow: during operation, when the pin shaft 3 is driven by external force to rotate relative to the base body 1, the pin shaft 3 drives the inner ring of the joint bearing 2 to rotate relative to the outer ring of the joint bearing 2 and the base body 1, and the sealing ring 6 deforms relative to the pin shaft 3 during rotation, so that the sealing ring 6 is always attached to the outer wall of the pin shaft 3, and dust is prevented from entering the base body 1.
The traditional ball pin and ball bowl matching is changed into the matching of the cylindrical pin shaft 3 and the spherical joint bearing 2, the high-precision spherical joint is prevented from being manufactured by self, high-precision processing equipment does not need to be purchased, the spherical joint bearing 2 is convenient to produce, the spherical joint bearing is a standard part and convenient to replace, the ball head is removed from the pin shaft 3, the spherical joint bearing can be processed by a common lathe, the requirement on the processing precision is relatively low, and the manufacturing is also simple.
The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.
Claims (5)
1. A steering ball head device, comprising:
the base body is provided with a first fixing hole and a second fixing hole which are communicated, and the diameter of the second fixing hole is larger than that of the first fixing hole;
the joint bearing is coaxially arranged in the second fixing hole, and one end of the joint bearing is abutted against the inner wall of the bottom of the second fixing hole;
one end of the pin shaft is fixedly connected to the inner ring of the joint bearing, and the other end of the pin shaft penetrates through the first fixing hole;
the spacing ring is coaxially arranged in the second fixing hole, and one end of the spacing ring is abutted against the other end of the joint bearing;
the cover plate is arranged opposite to the second fixing hole and is detachably connected to the base body, and the cover plate is abutted to the other end of the spacing ring.
2. The steering ball head device according to claim 1, wherein the seat body has at least one threaded hole along an axial direction of the second fixing hole, the cover plate has at least one third fixing hole opposite to the threaded hole, the third fixing holes are disposed in one-to-one correspondence with the threaded holes, and the steering ball head device further includes at least one bolt, and a threaded end of the bolt passes through the third fixing hole and is threadedly connected to the corresponding threaded hole.
3. The steering ball head device of claim 2, further comprising at least one resilient washer, wherein the resilient washer is disposed in one-to-one correspondence with the bolt, and the resilient washer is coaxially sleeved on the bolt and disposed between the seat and the head of the bolt.
4. The steering ball head device of claim 1, further comprising a sealing ring coaxially disposed on the pin and having one end connected to the seat.
5. The steering ball head device of claim 4, wherein said sealing ring has a decreasing outer diameter in a direction away from said seat body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021176126.1U CN212717616U (en) | 2020-06-22 | 2020-06-22 | Steering ball head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021176126.1U CN212717616U (en) | 2020-06-22 | 2020-06-22 | Steering ball head device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212717616U true CN212717616U (en) | 2021-03-16 |
Family
ID=74961318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021176126.1U Expired - Fee Related CN212717616U (en) | 2020-06-22 | 2020-06-22 | Steering ball head device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212717616U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116394090A (en) * | 2023-03-22 | 2023-07-07 | 广东工科机电有限公司 | Grinding and polishing device, grinding and polishing system, grinding and polishing process and application of grinding and polishing device |
-
2020
- 2020-06-22 CN CN202021176126.1U patent/CN212717616U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116394090A (en) * | 2023-03-22 | 2023-07-07 | 广东工科机电有限公司 | Grinding and polishing device, grinding and polishing system, grinding and polishing process and application of grinding and polishing device |
| CN116394090B (en) * | 2023-03-22 | 2024-03-08 | 广东工科机电有限公司 | Grinding and polishing device, grinding and polishing system, grinding and polishing process and application of grinding and polishing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210316 |