CN211589132U - Opening mechanism of intermediate shaft joint fork - Google Patents
Opening mechanism of intermediate shaft joint fork Download PDFInfo
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- CN211589132U CN211589132U CN201922385514.4U CN201922385514U CN211589132U CN 211589132 U CN211589132 U CN 211589132U CN 201922385514 U CN201922385514 U CN 201922385514U CN 211589132 U CN211589132 U CN 211589132U
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- intermediate shaft
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Abstract
The utility model relates to the technical field of automobile production equipment, and discloses a middle shaft yoke opening mechanism, which comprises a base plate, wherein a slide rail is fixed on the surface of the base plate, two sliding parts are arranged on the slide rail, and a driving component for driving the two sliding parts to synchronously move in opposite directions is connected on the sliding parts; each sliding piece can be detachably connected with a spreading claw component. Use the technical scheme of the utility model, place jackshaft festival fork two and strut between the jack catch subassembly, make festival fork body joint strut on the jack catch subassembly. The driving component works to drive the two sliding parts to synchronously move away from each other in a reverse direction and to open the joint fork body. This intermediate shaft festival fork struts mechanism's accessible drive assembly once and struts the festival fork body, and the festival fork body atress is impartial, and stability is good. It is reasonable to see this jackshaft festival fork's mechanism that struts, has improved production efficiency, and job stabilization makes the disability rate obtain effective containment.
Description
Technical Field
The utility model relates to an automobile production equipment technical field especially relates to a jackshaft festival fork strut mechanism.
Background
The intermediate shaft yoke is an important part in an automobile steering system, and plays a role in connecting an intermediate shaft and a steering shaft. In the assembly process, after the intermediate shaft is connected to the intermediate shaft yoke, the steering shaft penetrates into a connecting hole (ear hole) of the intermediate shaft yoke, and the needle roller bearing is pressed in the connecting hole corresponding to the steering shaft, so that the intermediate shaft and the steering shaft can be fixedly connected. And the joint fork body support of the intermediate shaft joint fork needs to be expanded in the assembly process. In the prior art, during the frock struts the festival fork body, because the festival fork body both received the power of perpendicular to connecting hole direction and received the yawing force, the atress is complicated for the festival fork body is extremely unstable.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a jackshaft festival fork struts mechanism to above-mentioned festival fork body is unstable technical problem in strutting among the solution prior art.
In order to realize the purpose, the utility model discloses a technical scheme be:
a middle shaft yoke opening mechanism comprises a base plate, a slide rail is fixed on the surface of the base plate, two sliding parts are arranged on the slide rail, and the sliding parts are connected with driving components for driving the two sliding parts to synchronously move in opposite directions; each sliding piece can be detachably connected with a spreading claw component.
The synchronous opposite movement means that the two sliding pieces synchronously move away from each other in opposite directions; of course, after moving in the reverse direction, they are moved in the forward direction to return to the original state while being synchronously moved toward each other.
According to the utility model discloses a mechanism struts of jackshaft festival fork, drive assembly includes two nuts dextrorotation ball and drives its pivoted motor that struts, two nuts of the ball of dextrorotation about two nuts respectively with the slider fixed connection that corresponds.
According to the utility model discloses a mechanism struts of jackshaft festival fork, drive assembly includes two nuts dextrorotation lead screw and drives its pivoted motor that struts, two nuts of two nuts forward and reverse lead screw respectively with corresponding slider fixed connection.
According to the utility model discloses a mechanism struts of jackshaft festival fork, drive assembly fixes on the bed plate.
According to the utility model discloses a mechanism struts of jackshaft festival fork, strut jack catch subassembly and include the jack catch seat and can dismantle the jack catch that struts who connects above that, strut and take shape on the jack catch and have the joint step.
According to the utility model discloses a mechanism struts of jackshaft festival fork, strut the jack catch subassembly and still include pressure sensor, pressure sensor is used for receiving and exerts the pressure on strutting the jack catch subassembly, and pressure sensor is fixed in and sets up in the cavity on the jack catch seat.
According to the utility model discloses a mechanism struts of jackshaft festival fork, the slide rail is equipped with parallel twice, and the slide rail is the forked tail tenon structure.
According to the utility model discloses a mechanism struts of jackshaft festival fork, can dismantle on the slider and be connected with the slider, the slider corresponds the slide rail setting, and take shape on the slider have with slide rail complex forked tail spout, slider and slide rail sliding connection.
The utility model has the advantages that:
use the technical scheme of the utility model, place jackshaft festival fork two and strut between the jack catch subassembly, make festival fork body joint strut on the jack catch subassembly. The driving component works to drive the two sliding parts to synchronously move away from each other in a reverse direction and to open the joint fork body. This intermediate shaft festival fork struts mechanism's accessible drive assembly once and struts the festival fork body, and the festival fork body atress is impartial, and stability is good. The spreading mechanism of the intermediate shaft yoke has reasonable structure and high transmission efficiency, and improves the production efficiency; in addition, the strutting mechanism works stably and reliably, so that the rejection rate is effectively restrained.
Drawings
FIG. 1 is a schematic representation of a prior art intermediate shaft yoke construction;
fig. 2 is a schematic structural diagram of a preferred embodiment of the present invention;
FIG. 3 is a schematic top view of FIG. 2;
FIG. 4 is an enlarged partial view of portion A of FIG. 3;
FIG. 5 is a perspective view of the distractor mechanism of the intermediate shaft yoke of FIG. 2;
FIG. 6 is a perspective view (from another perspective) of the distractor mechanism of the intermediate shaft yoke of FIG. 2;
reference numerals:
the device comprises a spreading motor 1, a supporting seat 2, a double-nut left-right-handed ball screw 3, a nut 4, a sliding rail 5, a spreading claw 6, a claw seat 7, a sliding part 8, a base plate 9 and a sliding block 10.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Examples
Referring to fig. 1-6, the present invention provides a spreading mechanism for a middle shaft yoke, which includes a base plate 9, a slide rail 5 fixed on the surface of the base plate 9, two sliding members 8 disposed on the slide rail 5, and a driving assembly connected to the sliding members 8 for driving the two sliding members 8 to synchronously move in opposite directions; each sliding piece 8 can be detachably connected with a spreading claw component.
The synchronous opposite movement means that the two sliding pieces 8 synchronously move away from each other in opposite directions; of course, after moving in the reverse direction, they are moved in the forward direction to return to the original state while being synchronously moved toward each other.
About drive assembly, one drive assembly includes two nuts about the dextrorotation ball 3 and drives its pivoted motor 1 that struts, two nuts 4 of two nuts about the dextrorotation ball 3 respectively with two sliders 8 fixed connection. The double-nut left-right-handed ball screw 3 is available in the prior art and can be purchased in the market, and for clarity, a TBI product with the brand number of SFURL4005-DFC7-766-P1 is adopted in the scheme. Two sections of threads with opposite rotation directions are formed on a screw rod of the double-nut left-right rotating ball screw 3, and each section of threads is connected with a matched nut 4. The screw rod rotates forward and backward under the driving of the opening motor 1, and the two nuts 4 can move away from each other or close to each other synchronously and oppositely.
And the other driving assembly comprises a double-nut left-right rotating screw rod and a distraction motor 1 for driving the double-nut left-right rotating screw rod to rotate, and two nuts of the double-nut forward-reverse screw rod are respectively and fixedly connected with the two sliding parts 8. The double-nut left-right-handed ball screw 3 is a precise mechanism, and the double-nut left-right-handed screw is a substitute mechanism of the double-nut left-handed and right-handed ball screw 3. Two sections of threads with opposite rotation directions are formed on the screw rod of the same double-nut forward and reverse screw rod, and each section of threads is connected with a matched nut. The screw rod rotates forward and backward under the driving of the opening motor 1, and the two nuts can move away from each other or close to each other synchronously and oppositely. Compared with the double-nut left-right rotation ball screw 3, the double-nut forward and reverse screw has the advantages that parts such as balls and circulators are omitted.
The distraction motor 1 is a servo motor and is in communication connection with a PLC (programmable logic controller) and a pressure sensor (described below). The brand of the servo motor is Siemens, and the model is 1FK 7042; the brand of the pressure sensor is KISTLER, and the model is Type 9101A; the PLC controller is Siemens S7-1200.
The drive assembly is fixed to the base plate 9.
The surface of the base plate 9 is provided with supporting seats 2 corresponding to the two ends of the double-nut left-right rotating ball screw 3 and the double-nut forward-reverse screw.
The spreading clamping jaw assembly comprises a clamping jaw seat 7 and a spreading clamping jaw 6 detachably connected to the clamping jaw seat, and a clamping step is formed on the spreading clamping jaw 6. The clamping step is used for clamping the joint fork body so as to be conveniently unfolded.
The strutting claw component also comprises a pressure sensor, the screw on the strutting claw component transmits pressure, and the pressure sensor receives the pressure applied on the strutting claw component, and the pressure sensor is fixed in the cavity arranged on the claw seat 7.
The slide rail 5 is provided with two parallel rails, and the slide rail 5 is of a dovetail tenon structure.
The slider 8 is detachably connected with a slider 10, the slider 10 is arranged corresponding to the slide rail 5, a dovetail slide groove matched with the slide rail 5 is formed in the slider 10, and the slider 10 is slidably connected with the slide rail 5.
The arrangement of the slide rail 5 and the slide block 10 can improve the smoothness and stability of sliding.
The detachable connections mentioned in this solution are rivet, screw-bolt connections.
Use the technical scheme of the utility model, place the jackshaft festival fork two and strut between the jack catch subassembly, make festival fork body joint on the joint step of strutting jack catch 6. The double-nut left-right rotating ball screw 3 works to drive the two sliding parts 8 to synchronously move away from each other in a reverse direction, and the jaw 6 is opened to open the joint fork body. Due to the arrangement of the pressure sensor, the pressure change applied to the joint fork body can be monitored in the expanding process, and the expanding stability is controlled.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. A middle shaft yoke opening mechanism is characterized by comprising a base plate, wherein a sliding rail is fixed on the surface of the base plate, two sliding parts are arranged on the sliding rail, and the sliding parts are connected with driving components for driving the two sliding parts to synchronously move in opposite directions; each sliding piece can be detachably connected with a spreading claw component.
2. The intermediate shaft yoke spreading mechanism according to claim 1, wherein the driving assembly comprises a double-nut left-right-handed ball screw and a spreading motor for driving the double-nut left-handed ball screw to rotate, and two nuts of the double-nut left-handed ball screw and the double-nut right-handed ball screw are respectively and fixedly connected with corresponding sliding pieces.
3. The intermediate shaft yoke spreading mechanism according to claim 1, wherein the driving assembly comprises a double-nut left-right-handed screw and a spreading motor for driving the double-nut left-handed and right-handed screw to rotate, and two nuts of the double-nut forward-reverse screw are respectively and fixedly connected with corresponding sliding pieces.
4. A jackshaft yoke distraction mechanism according to claim 1, 2 or 3, wherein the drive assembly is fixed to a base plate.
5. The jackshaft yoke distraction mechanism of claim 1, wherein the distraction jaw assembly comprises a jaw seat and a distraction jaw detachably connected thereto, the distraction jaw having a snap-fit step formed thereon.
6. The countershaft yoke spreading mechanism of claim 5 wherein the spreading jaw assembly further comprises a pressure sensor for receiving pressure applied to the spreading jaw assembly and the pressure sensor is secured within a cavity formed in the jaw mount.
7. The intermediate shaft yoke spreading mechanism according to claim 1, wherein the slide rails are provided with two parallel tracks and the slide rails are of dovetail structure.
8. The intermediate shaft yoke spreading mechanism according to claim 7, wherein the sliding member is detachably connected with a sliding block, the sliding block is disposed corresponding to the sliding rail, and a dovetail sliding groove matched with the sliding rail is formed on the sliding block, and the sliding block is slidably connected with the sliding rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922385514.4U CN211589132U (en) | 2019-12-26 | 2019-12-26 | Opening mechanism of intermediate shaft joint fork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922385514.4U CN211589132U (en) | 2019-12-26 | 2019-12-26 | Opening mechanism of intermediate shaft joint fork |
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| Publication Number | Publication Date |
|---|---|
| CN211589132U true CN211589132U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922385514.4U Active CN211589132U (en) | 2019-12-26 | 2019-12-26 | Opening mechanism of intermediate shaft joint fork |
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| CN (1) | CN211589132U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113042633A (en) * | 2019-12-26 | 2021-06-29 | 上海欧博自控技术装备有限公司 | Riveting mechanism of intermediate shaft yoke |
-
2019
- 2019-12-26 CN CN201922385514.4U patent/CN211589132U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113042633A (en) * | 2019-12-26 | 2021-06-29 | 上海欧博自控技术装备有限公司 | Riveting mechanism of intermediate shaft yoke |
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