CN217328186U - Universal joint fork - Google Patents
Universal joint fork Download PDFInfo
- Publication number
- CN217328186U CN217328186U CN202120951450.4U CN202120951450U CN217328186U CN 217328186 U CN217328186 U CN 217328186U CN 202120951450 U CN202120951450 U CN 202120951450U CN 217328186 U CN217328186 U CN 217328186U
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- side fixing
- transmission shaft
- fork
- locking
- fixing base
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Abstract
The utility model provides a universal joint fork, including festival fork installation head, fork ear and enhancement locking hoop, the top of festival fork installation head has two fork ears that the symmetry set up, festival fork installation head is including long side fixing base and the short side fixing base that the symmetry set up, has the locking open slot between the two, long side fixing base is connected through the first fastening bolt of a plurality of with short side fixing base, locks the transmission shaft of installation intracavity, it is connected with long side fixing base through a plurality of second fastening bolt to strengthen the locking hoop, locks the transmission shaft of installation intracavity, be equipped with the anticreep spacing groove on the internal perisporium of enhancement locking hoop, install the anticreep card with the spacing groove looks adaptation of anticreep on the transmission shaft. The transmission shaft is locked through the fastening bolts at the two sides, so that the stress of the transmission shaft is more uniform; the first fastening bolt and the second fastening bolt can realize secondary locking; the anti-drop card is additionally arranged, so that the problem of looseness caused by vibration of the transmission shaft is avoided.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a technical field of universal joint part, especially a universal joint fork.
[ background of the invention ]
In an automobile steering system, a universal joint fork is used for connecting an input shaft of a steering wheel and a universal joint. The universal joint fork is approximately U-shaped, the bottom of the U-shaped fork is called a fork head, the groove walls on two sides of the U-shaped fork are called fork lugs, a through hole used for connecting an input shaft of a steering wheel is formed in the fork head, and the fork lugs are used for being hinged with a connecting hole of a universal joint. Usually, a groove is formed in one side of the through hole of the fork head, and the universal joint is stressed on one side and is severely uneven; and the joint of the universal joint and the transmission shaft has the hidden trouble of loosening and falling after long-time use.
[ Utility model ] content
The utility model discloses an aim at solving the problem among the prior art, provide an universal joint fork, can pinpoint, guarantee that the atress is even, effectual locking transmission shaft.
In order to achieve the purpose, the utility model provides a universal joint yoke, which comprises a yoke mounting head, two yoke ears and a reinforced locking hoop, wherein the two yoke ears are symmetrically arranged above the yoke mounting head, a mounting cavity for fixing a transmission shaft is arranged in the yoke mounting head, two sides of the mounting cavity are symmetrically provided with limiting convex surfaces, single-side grooves matched with the limiting convex surfaces are symmetrically arranged on the transmission shaft, the yoke mounting head comprises a long-side fixing seat and a short-side fixing seat which are symmetrically arranged, a locking open slot is arranged between the long-side fixing seat and the short-side fixing seat, the limiting convex surfaces are arranged on the inner walls of the long-side fixing seat and the short-side fixing seat, the long-side fixing seat is connected with the short-side fixing seat through a plurality of first fastening bolts to lock the transmission shaft in the mounting cavity, the reinforced locking hoop is arranged at one end of the short-side fixing seat away from the yoke, the reinforced locking hoop is connected with the fixing seat through a plurality of second fastening bolts, the transmission shaft to the installation intracavity is locked, be equipped with the anticreep spacing groove on strengthening the internal perisporium of locking hoop, install the anticreep card with the spacing groove looks adaptation of anticreep on the transmission shaft.
Preferably, the anti-falling clamp is mounted outside the transmission shaft through two third fastening bolts, the anti-falling clamp is of a semi-annular structure, first threaded holes are symmetrically formed in two sides of the anti-falling clamp, and a protruding portion matched with the single-face groove is arranged on the inner side of the anti-falling clamp.
As preferred, still indicate the subassembly including the location, the top of installation cavity has spacing ladder, install the location on the short side fixing base and indicate the subassembly, the one end that the subassembly was instructed in the location stretches into the installation cavity, the installation cavity is packed into to the transmission shaft, and when offsetting with spacing ladder, under the effect of transmission shaft, the location is instructed the subassembly and is stretched out to the outside from short side fixing base.
As preferred, the location indicates the subassembly to include fixed mounting seat, flexible post, driving head and spring, flexible post passes through spring telescopic and installs in fixed mounting seat, the one end that flexible post stretched into the installation cavity has the driving head, and the other end has the sign head, offer the supplementary installation cavity that is used for installing fixed mounting seat on the short side fixing base, the tip of supplementary installation cavity is equipped with the through-hole that supplies the sign head to wear out.
Preferably, the two sides of the long side fixing seat are symmetrically provided with first locking wings, the two sides of the short side fixing seat are symmetrically provided with second locking wings, and the two sides of the reinforcing locking hoop are symmetrically provided with third locking wings.
Preferably, a reinforcing connecting rib is arranged between the inner side of the fork lug and the joint fork mounting head, and a lug hole is formed in the fork lug.
The utility model has the advantages that: the utility model locks the transmission shaft through the fastening bolts at the two sides, so that the stress of the transmission shaft is more uniform; the long side fixing seats and the short side fixing seats are connected through the first fastening bolts, so that one-time locking is realized; the long side fixing base and the reinforced locking hoop are connected through the second fastening bolt, and secondary locking is achieved. The anti-disengaging card is added to the transmission shaft, and can be installed in cooperation with the anti-disengaging limiting groove of the reinforced locking hoop, so that the problem of looseness caused by vibration of the transmission shaft is avoided.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural view of a universal joint yoke according to the present invention;
FIG. 2 is a cross-sectional view along AA of FIG. 1;
FIG. 3 is a left side view of FIG. 1;
FIG. 4 is a cross-sectional view in the direction BB of FIG. 3;
FIG. 5 is a schematic view of a propeller shaft;
FIG. 6 is a cross-sectional view taken along line CC of FIG. 5;
FIG. 7 is a cross-sectional schematic view of a positioning indicating assembly.
[ detailed description ] embodiments
Referring to fig. 1 to 7, the universal joint yoke of the present invention comprises a yoke mounting head 1, two yoke lugs 2 and a reinforced locking hoop 3, wherein two yoke lugs 2 are symmetrically arranged above the yoke mounting head 1, a mounting cavity 10 for fixing a transmission shaft 5 is provided in the yoke mounting head 1, two sides of the mounting cavity 10 are symmetrically provided with a limiting convex surface 100, a single-sided slot 51 adapted to the limiting convex surface 100 is symmetrically provided on the transmission shaft 5, the yoke mounting head 1 comprises a long side fixing seat 11 and a short side fixing seat 12 which are symmetrically arranged, a locking open slot 15 is provided therebetween, the limiting convex surface 100 is provided on inner walls of the long side fixing seat 11 and the short side fixing seat 12, the long side fixing seat 11 is connected to the short side fixing seat 12 through a plurality of first fastening bolts 13 to lock the transmission shaft 5 in the mounting cavity 10, the reinforced locking hoop 3 is provided at one end of the short side fixing seat 12 away from the yoke lugs 2, strengthen locking hoop 3 and be connected with long side fixing base 11 through a plurality of second fastening bolt 14, lock transmission shaft 5 in the installation cavity 10, be equipped with anticreep spacing groove 31 on strengthening locking hoop 3's the internal perisporium, install the anticreep card 6 with anticreep spacing groove 31 looks adaptation on the transmission shaft 5.
Further, the anti-falling clamp 6 is installed outside the transmission shaft 5 through two third fastening bolts 60, the anti-falling clamp 6 is of a semi-annular structure, first threaded holes 62 are symmetrically formed in two sides of the anti-falling clamp 6, and a protruding portion 61 matched with the single-face groove 51 is arranged on the inner side of the anti-falling clamp 6.
Further, refer to fig. 7, still include location and indicate subassembly 4, the top of installation cavity 10 has spacing ladder 101, install location and indicate subassembly 4 on short side fixing base 12, the one end of location and indicate subassembly 4 stretches into in installation cavity 10, installation cavity 10 is packed into to transmission shaft 5, and when offsetting with spacing ladder 101, under the effect of transmission shaft 5, location and indicate subassembly 4 stretches out to the outside from short side fixing base 12. The positioning indication assembly is arranged to ensure that the transmission shaft is positioned accurately. Specifically, in this embodiment, the positioning indication assembly 4 includes a fixed mounting seat 41, a telescopic column 42, a driving head 43 and a spring 44, the telescopic column 42 is telescopically mounted in the fixed mounting seat 41 through the spring 44, one end of the telescopic column 42 extending into the mounting cavity 10 has the driving head 43, the other end has a mark head 420, an auxiliary mounting cavity 121 used for mounting the fixed mounting seat 41 is provided on the short side fixing seat 12, and a through hole 122 for the mark head 420 to penetrate out is provided at the end of the auxiliary mounting cavity 121.
Further, first locking wings 110 are symmetrically arranged on two sides of the long side fixing seat 11, second locking wings 120 are symmetrically arranged on two sides of the short side fixing seat 12, and third locking wings 32 are symmetrically arranged on two sides of the reinforcing locking band 3.
Furthermore, a reinforced connecting rib 21 is arranged between the inner side of the fork ear 2 and the joint fork mounting head 1, an ear hole 20 is arranged in the fork ear 2, and a wear-resistant bulge 22 is arranged on the inner wall of the ear hole 20.
The utility model discloses the theory of operation:
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (6)
1. A universal joint yoke, characterized in that: the joint fork mounting structure comprises a joint fork mounting head (1), fork lugs (2) and a reinforcing locking hoop (3), wherein two fork lugs (2) are symmetrically arranged above the joint fork mounting head (1), a mounting cavity (10) used for fixing a transmission shaft (5) is arranged in the joint fork mounting head (1), limiting convex surfaces (100) are symmetrically arranged on two sides of the mounting cavity (10), single-side grooves (51) matched with the limiting convex surfaces (100) are symmetrically formed in the transmission shaft (5), the joint fork mounting head (1) comprises long side fixing seats (11) and short side fixing seats (12) which are symmetrically arranged, a locking open groove (15) is formed between the long side fixing seats (11) and the short side fixing seats (12), the limiting convex surfaces (100) are arranged on the inner walls of the long side fixing seats (11) and the short side fixing seats (12), and the long side fixing seats (11) and the short side fixing seats (12) are connected through a plurality of first fastening bolts (13), locking transmission shaft (5) in installation cavity (10), strengthen locking hoop (3) and set up in short side fixing base (12) and keep away from the one end of fork ear (2), strengthen locking hoop (3) and be connected with long side fixing base (11) through a plurality of second fastening bolt (14), lock transmission shaft (5) in installation cavity (10), be equipped with anticreep spacing groove (31) on strengthening the internal perisporium of locking hoop (3), install on transmission shaft (5) with anticreep spacing groove (31) looks adaptation anticreep card (6).
2. The universal yoke as claimed in claim 1, wherein: the anti-falling clamp (6) is installed outside the transmission shaft (5) through two third fastening bolts (60), the anti-falling clamp (6) is of a semi-annular structure, first threaded holes (62) are symmetrically formed in two sides of the anti-falling clamp, and a protruding portion (61) matched with the single-face groove (51) is arranged on the inner side of the anti-falling clamp (6).
3. The universal yoke as claimed in claim 1, wherein: still indicate subassembly (4) including the location, the top of installation cavity (10) has spacing ladder (101), install location indication subassembly (4) on short side fixing base (12), the one end of location indication subassembly (4) stretches into in installation cavity (10), installation cavity (10) are packed into in transmission shaft (5), and when offsetting with spacing ladder (101), under the effect of transmission shaft (5), location indication subassembly (4) are followed short side fixing base (12) and are stretched out the outside.
4. A yoke as claimed in claim 3, wherein: location indicating component (4) are including fixed mounting seat (41), flexible post (42), drive head (43) and spring (44), flexible post (42) are installed in fixed mounting seat (41) through spring (44) telescopic, the one end that flexible post (42) stretched into installation cavity (10) has drive head (43), and the other end has sign head (420), offer on short side fixing base (12) supplementary installation cavity (121) that are used for installation fixed mounting seat (41), the tip of supplementary installation cavity (121) is equipped with through-hole (122) that supply sign head (420) to wear out.
5. The universal yoke as claimed in claim 1, wherein: the bilateral symmetry of long side fixing base (11) is equipped with first locking wing (110), the bilateral symmetry of short side fixing base (12) is equipped with second locking wing (120), the bilateral symmetry of strengthening locking hoop (3) is equipped with third locking wing (32).
6. A yoke as claimed in claim 1, wherein: a reinforced connecting rib (21) is arranged between the inner side of the fork lug (2) and the fork mounting head (1), and a lug hole (20) is formed in the fork lug (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120951450.4U CN217328186U (en) | 2021-05-06 | 2021-05-06 | Universal joint fork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120951450.4U CN217328186U (en) | 2021-05-06 | 2021-05-06 | Universal joint fork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217328186U true CN217328186U (en) | 2022-08-30 |
Family
ID=82945574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120951450.4U Active CN217328186U (en) | 2021-05-06 | 2021-05-06 | Universal joint fork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217328186U (en) |
-
2021
- 2021-05-06 CN CN202120951450.4U patent/CN217328186U/en active Active
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