CN217317007U - Floating centering device for steering tie rod arm - Google Patents
Floating centering device for steering tie rod arm Download PDFInfo
- Publication number
- CN217317007U CN217317007U CN202220572378.9U CN202220572378U CN217317007U CN 217317007 U CN217317007 U CN 217317007U CN 202220572378 U CN202220572378 U CN 202220572378U CN 217317007 U CN217317007 U CN 217317007U
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- Prior art keywords
- tie rod
- rod arm
- hole
- floating
- bridge plate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The utility model relates to a processing equipment technical field especially relates to a turn to unsteady centring means of tie rod arm, including the bridge plate, the bridge plate is provided with the through-hole, the bridge plate top is provided with packing ring, first supporting nail and location dog, first supporting nail lateral part is provided with first closing device, follows the packing ring circumferencial direction, the bridge top is provided with a plurality of second closing device, the inside locating sleeve that floats that is provided with of through-hole, the top of locating sleeve that floats with packing ring clearance fit, the locating sleeve that floats with be provided with the spring between the through-hole inner wall. The floating locating sleeve can guarantee that the clamping turns to the tie rod arm at every turn, turns to in tie rod arm blank annular excircle can both be in relative bridge plate through-hole axiality error range, and the spring makes the floating locating sleeve can be in vertical orientation activity from top to bottom, the utility model discloses the application centering that floats can guarantee to turn to the machining precision of tie rod arm and the intensity of turning to the tie rod arm in the use.
Description
Technical Field
The utility model relates to a processing equipment technical field especially relates to a steering tie rod arm centering device that floats.
Background
The drag link and the tie rod are two main parts of a steering system of an automobile, wherein the tie rod is connected with a left steering arm and a right steering arm, so that two wheels can be synchronous, and toe-in can be adjusted. The tail end of the steering pull rod is connected with the steering knuckle through a ball joint.
One end of the steering tie rod arm is provided with a tapered hole, the other end of the steering tie rod arm is provided with a finished product hole, one end of the finished product hole is provided with an annular excircle, the steering tie rod arm needs to be machined after being forged and formed, and the steering tie rod arm needs to be clamped and positioned in the machining process. In the prior art, the clamping device is difficult to ensure the processing precision of the steering tie rod arm after each clamping, so that the wall thickness of a finished hole of the steering tie rod arm is too thin, and the strength performance of the steering tie rod arm in the using process is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art not enough, and provide a steering tie rod arm centering device that floats, its reasonable in design, convenient to use has guaranteed the machining precision of steering tie rod arm, has guaranteed the use strength of steering tie rod arm.
The utility model provides a technical scheme that its technical problem adopted is: a floating centering device for a steering tie rod arm comprises a bridge plate, wherein a plate bridge is a link belt which connects a machine tool, various accessories of a clamp and the steering tie rod arm, the bridge plate is provided with a through hole, a gasket which is coaxial with the through hole, a first supporting nail for supporting the steering tie rod arm and a positioning stop which is abutted against one end of the steering tie rod arm are arranged above the bridge plate, the first supporting nail is positioned between the gasket and the positioning stop, a first pressing device is arranged on the side part of the first supporting nail, a plurality of second pressing devices are arranged above the plate bridge along the circumferential direction of the gasket, a floating positioning sleeve is arranged in the through hole, the upper part of the floating positioning sleeve is in clearance fit with the gasket, the gasket can be used as a guide for the floating positioning sleeve to move up and down, and the gasket can prevent the floating positioning sleeve from shaking left and right when moving up and down, and a spring is arranged between the floating positioning sleeve and the inner wall of the through hole. The first supporting nail is used for ensuring that the end faces of the taper holes of the steering tie rod arm blanks are all within the same horizontal height error range when the steering tie rod arms are clamped every time; the positioning stop block is used for ensuring that the horizontal rotation position of the steering tie rod arm blank along the central line of the bridge plate through hole is within an error range when the steering tie rod arm is clamped every time; the second pressing device is used for pressing one end of the steering tie rod arm provided with the annular excircle.
Furthermore, the top of the floating locating sleeve, namely one end in contact with the steering tie rod arm, extends out of the top of the washer, namely after the floating locating sleeve is placed inside the washer, the top of the floating locating sleeve is higher than the top of the washer.
Furthermore, the top of the floating locating sleeve is a bell mouth, and the inner diameter of the bell mouth is gradually reduced along the direction from top to bottom.
Further, the first pressing device and the second pressing device are rotary pressing cylinders.
Further, the floating positioning sleeve is in clearance fit with the through hole.
Further, a plurality of second supporting nails are arranged above the gasket.
Furthermore, an auxiliary clamping stop block is arranged above the plate bridge, and the auxiliary clamping stop block and the first pressing device are located on two sides of the first supporting nail.
Further, the inner diameter of the spring is in clearance fit with the outer circle of the lower end of the floating positioning sleeve; the floating positioning sleeve can move up and down in the vertical direction.
The utility model has the advantages that: the utility model provides a turn to unsteady centring means of tie rod arm, includes the bridge plate, the bridge plate is provided with the through-hole, the bridge plate top be provided with the coaxial packing ring of through-hole, be used for supporting turn to tie rod arm's first support nail and with turn to the inconsistent location dog of tie rod arm one end, first support nail lateral part is provided with first closing device, follows packing ring circumferencial direction, the plate bridge top is provided with a plurality of second closing device, the inside locating sleeve that floats that is provided with of through-hole, the top of locating sleeve that floats with packing ring clearance fit, float the locating sleeve with be provided with the spring between the through-hole inner wall. The utility model discloses the device is when processing and turns to tie rod arm, and the centering is floated in the application, guarantees that clamping turns to tie rod arm at every turn, turns to in tie rod arm blank's annular excircle can both be in relative bridge plate through-hole axiality error range, guarantees to turn to tie rod arm finished hole position and is in the theoretical position error range who turns to tie rod arm blank, does not make to turn to tie rod arm finished hole wall thickness too thin and influence the intensity performance of turning to tie rod arm in the use.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the clamping tie rod arm of the present invention.
Fig. 3 is a top view of fig. 2.
Fig. 4 is a front view of fig. 2.
FIG. 5 is a cross-sectional view taken along A-A of FIG. 2
Fig. 6 is a partial structural schematic view of fig. 5.
Description of reference numerals:
1-bridge plate, 2-through hole, 3-gasket, 4-steering tie rod arm, 5-first supporting nail, 6-positioning stop block, 7-first pressing device, 8-second pressing device, 9-floating positioning sleeve, 10-spring, 11-second supporting nail, 12-auxiliary clamping stop block.
Detailed Description
The following detailed description of the present invention is provided in connection with the accompanying drawings and the embodiments, and is not intended to limit the scope of the invention.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6, a floating centering device for a tie rod arm of this embodiment includes an axle plate 1, the axle plate 1 is a link connecting parts of a machine tool and a fixture and a tie rod arm 4, the axle plate 1 is provided with a through hole 2, a washer 3 coaxial with the through hole 2, a first support pin 5 for supporting the tie rod arm 4, and a positioning stopper 6 abutting against one end of the tie rod arm 4 are provided above the axle plate 1, the first support pin 5 can ensure that the tie rod arm is clamped every time, the tapered end surfaces of the tie rod arm blanks are all within the same horizontal height error range, and a first pressing device 7 is provided at a side portion of the first support pin 5; the locating stop 6 can guarantee that the clamping turns to the tie rod arm at every turn, turns to the tie rod arm blank along the bridge plate through-hole central line horizontal rotation position degree in error range, follows 3 circumferencial directions of packing ring, 1 top of bridge plate is provided with a plurality of second closing device 8, and second closing device 8 can compress tightly the one end that turns to tie rod arm 4 and be provided with the annular excircle, 2 inside locating sleeve 9 that float that is provided with of through-hole, the upper portion of locating sleeve 9 that floats with 3 clearance fit of packing ring, the packing ring can regard as the direction that the locating sleeve that floats reciprocated, and the packing ring can prevent to float that the locating sleeve from appearing the horizontal rocking when moving from top to bottom simultaneously, float the locating sleeve 9 with be provided with spring 10 between 2 inner walls of through-hole.
During operation, the steering tie rod arm 4 is placed above the bridge plate 1, the first supporting nail 5 supports the middle of the steering tie rod arm or is close to one end of a tapered hole of the steering tie rod arm 4, one end provided with an annular excircle is placed on the gasket 3, the annular excircle faces to the direction of the through hole 2, the annular excircle of the steering tie rod arm is in contact with the inner wall of the floating positioning sleeve 8, then the first pressing device 7 presses the middle of the steering tie rod arm 4 or is close to one end of the tapered hole of the steering tie rod arm 4, and the second pressing device 8 presses one end of the annular excircle of the steering tie rod arm 4, so that the steering tie rod arm 4 is fixed. The floating locating sleeve 9 can locate the steering tie rod arm and guarantee that the steering tie rod arm is clamped every time, the annular outer circle of the blank can be located within a coaxiality error range of a large hole of a relative bridge plate, the floating locating sleeve 9 can float up and down along the axis direction of the spring 10 to achieve floating centering, the steering tie rod arm 4 is guaranteed to be clamped every time, the annular outer circle of the blank can be located within a coaxiality error range of a through hole 2 of the relative bridge plate, and the finished hole position of the steering tie rod arm is guaranteed to be located within a theoretical position error range of the blank, so that the strength performance of the steering tie rod arm in the using process is not affected due to the fact that the wall thickness of the finished hole of the steering tie rod arm is too thin.
The top of the floating positioning sleeve 9 extends out of the top of the gasket 3; the top of the floating locating sleeve 9 is a bell mouth, and the inside diameter of the bell mouth is gradually reduced along the direction from top to bottom, so that the annular outer circle of the steering tie rod arm 4 is in contact with the inner wall of the top of the floating locating sleeve 9.
The first pressing device 7 and the second pressing device 8 are rotary pressing cylinders, preferably 4 second pressing devices 8, and when the left steering tie rod arm is machined, the first pressing device 7 and the 2 second pressing devices 8 are used for pressing and fixing the left steering tie rod arm 4; when the right steering tie rod arm is machined, the first pressing device 7 and the 2 second pressing devices are used for pressing and fixing the right steering tie rod arm 4; the steering tie rod arm is guaranteed to move due to the influence of cutting force in the machining process of the steering tie rod arm.
The floating positioning sleeve 9 is in clearance fit with the through hole 2, so that the steering tie rod arm can be clamped at each time, and the annular excircle of the blank can be positioned in the error range of the coaxiality of the large holes of the opposite bridge plates.
A plurality of second support nails 11 are arranged above the gasket 3, preferably four second support nails 11 are arranged, and three combined actions are realized when a left piece or a right piece of the left and right tie rod arms are processed; the second supporting nail 11 can ensure that the lower end faces of the blanks are within the same horizontal height error range when the tie rod arms are clamped every time.
An auxiliary clamping stop block 12 is arranged above the bridge plate 1, the auxiliary clamping stop block 12 and the first pressing device 7 are respectively positioned on two sides of the first supporting nail 5, and the steering tie rod arm 4 can be prevented from rotating due to the influence of cutting force in the machining process of the steering tie rod arm 4.
The inner diameter of the spring 10 is in clearance fit with the excircle at the lower end of the floating positioning sleeve 9, so that the floating positioning sleeve can move up and down in the vertical direction.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The utility model provides a steering tie rod arm centring means that floats which characterized in that: including bridge plate (1), bridge plate (1) is provided with through-hole (2), bridge plate (1) top be provided with coaxial packing ring (3) of through-hole (2), be used for supporting first support nail (5) that turn to tie rod arm (4) and with turn to tie rod arm (4) one end inconsistent location dog (6), first support nail (5) lateral part is provided with first closing device (7), follows packing ring (3) circumferencial direction, bridge plate (1) top is provided with a plurality of second closing device (8), through-hole (2) inside is provided with unsteady position sleeve (9), the upper portion of unsteady position sleeve (9) with packing ring (3) clearance fit, unsteady position sleeve (9) with be provided with spring (10) between through-hole (2) inner wall.
2. The tie rod arm floating centering device of claim 1, wherein: the top of the floating positioning sleeve (9) extends out of the top of the gasket (3).
3. The tie rod arm floating centering device of claim 1, wherein: the top of the floating positioning sleeve (9) is a horn mouth, and the inner diameter of the horn mouth is gradually reduced along the direction from top to bottom.
4. The tie rod arm floating centering device of claim 1, wherein: the first pressing device (7) and the second pressing device (8) are rotary pressing cylinders.
5. The tie rod arm floating centering device of claim 1, wherein: the floating positioning sleeve (9) is in clearance fit with the through hole (2).
6. The tie rod arm floating centering device of claim 1, wherein: a plurality of second supporting nails (11) are arranged above the gasket (3).
7. The tie rod arm floating centering device of claim 1, wherein: an auxiliary clamping stop block (12) is arranged above the bridge plate (1), and the auxiliary clamping stop block (12) and the first pressing device (7) are respectively positioned on two sides of the first supporting nail (5).
8. The tie rod arm floating centering device of claim 1, wherein: the inner diameter of the spring (10) is in clearance fit with the excircle at the lower end of the floating positioning sleeve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220572378.9U CN217317007U (en) | 2022-03-16 | 2022-03-16 | Floating centering device for steering tie rod arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220572378.9U CN217317007U (en) | 2022-03-16 | 2022-03-16 | Floating centering device for steering tie rod arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217317007U true CN217317007U (en) | 2022-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220572378.9U Active CN217317007U (en) | 2022-03-16 | 2022-03-16 | Floating centering device for steering tie rod arm |
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| Country | Link |
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| CN (1) | CN217317007U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115194515A (en) * | 2022-08-11 | 2022-10-18 | 湖北三环锻造有限公司 | Positioning fixture for steering tie rod arm |
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2022
- 2022-03-16 CN CN202220572378.9U patent/CN217317007U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115194515A (en) * | 2022-08-11 | 2022-10-18 | 湖北三环锻造有限公司 | Positioning fixture for steering tie rod arm |
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