CN212377152U - Cold-rolled seamless steel tube for automobile transmission shaft - Google Patents
Cold-rolled seamless steel tube for automobile transmission shaft Download PDFInfo
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- CN212377152U CN212377152U CN202021137200.9U CN202021137200U CN212377152U CN 212377152 U CN212377152 U CN 212377152U CN 202021137200 U CN202021137200 U CN 202021137200U CN 212377152 U CN212377152 U CN 212377152U
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Abstract
The utility model discloses an automobile transmission is cold rolling seamless steel pipe for axle, including seamless steel pipe body one, seamless steel pipe body two, flexible cover and flange one, seamless steel pipe body two is located seamless steel pipe body one, seamless steel pipe body one end is equipped with the connecting axle, connecting axle one end is connected with flexible cover, the connecting axle other end respectively with seamless steel pipe body one and two fixed connection of seamless steel pipe body, seamless steel pipe body other end is equipped with the cross, two one ends of seamless steel pipe body one end and seamless steel pipe body all with connecting axle fixed connection, seamless steel pipe body other end and the two other ends of seamless steel pipe body all with cross fixed connection, be equipped with the cross in the cross, the cross is connected with flange phase-match flange two through the cross, flange one passes threaded connection with flange two. The utility model discloses beneficial effect: the strength of the automobile transmission shaft is enhanced.
Description
Technical Field
The utility model belongs to the technical field of the seamless steel pipe correlation technique and specifically relates to indicate a cold rolling seamless steel pipe for automobile transmission shaft.
Background
The seamless steel pipe is made of a whole metal and has no seam on the surface, and is widely used for manufacturing structural parts and mechanical parts, such as petroleum drill pipes, automobile transmission shafts, bicycle frames, steel scaffold used in building construction and the like, and annular parts are manufactured by using the steel pipe, so that the material utilization rate can be improved, the manufacturing process is simplified, and the materials and the processing time are saved. The automobile transmission shaft is a rotating body with high rotating speed and few supports, and is easy to break off in the running process, so that the strength of the seamless steel tube needs to be improved, and the strength of the automobile transmission shaft is enhanced.
SUMMERY OF THE UTILITY MODEL
The utility model relates to an overcome among the prior art that automobile transmission shaft intensity is little, the not enough of easy rupture, provide an intensity big, the automobile transmission shaft of difficult rupture is with cold rolling seamless steel pipe.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a cold-rolled seamless steel tube for an automobile transmission shaft comprises a seamless steel tube body I, a seamless steel tube body II, a telescopic sleeve and a flange I, the seamless steel tube body II is positioned in the seamless steel tube body I, one end of the seamless steel tube body I is provided with a connecting shaft, one end of the connecting shaft is connected with the telescopic sleeve, the other end of the connecting shaft is respectively and fixedly connected with the first seamless steel pipe body and the second seamless steel pipe body, the other end of the first seamless steel tube body is provided with a forked frame, one end of the first seamless steel tube body and one end of the second seamless steel tube body are both fixedly connected with the connecting shaft, the other end of the first seamless steel tube body and the other end of the second seamless steel tube body are both fixedly connected with the forked frame, the fork-shaped frame is provided with a cross shaft, the fork-shaped frame is connected with a flange II matched with the flange I through the cross shaft, and the flange I is connected with the flange II through threads.
The seamless steel tube body two is located seamless steel tube body one, the one end of seamless steel tube body one is equipped with the connecting axle, the one end and the flexible cover of connecting axle are connected, the other end of connecting axle respectively with seamless steel tube body one and two fixed connection of seamless steel tube body, the other end of seamless steel tube body one is equipped with the cross, the one end of seamless steel tube body one and the one end of seamless steel tube body two all with connecting axle fixed connection, the other end of seamless steel tube body one and the other end of seamless steel tube body two all with cross fixed connection, be equipped with the cross on the cross, the cross is connected with flange two with flange one assorted through the cross, flange one and flange two pass threaded connection. Among the prior art, the car transmission shaft adopts single seamless steel pipe to make and carries out the transmission, breaks very easily, and the utility model discloses a two seamless steel pipes have strengthened the intensity of car transmission shaft greatly to reached that intensity is big, the difficult purpose of breaking.
Preferably, the fork-shaped frame is in a U-shaped fork shape, and the cross shaft is in threaded connection with the upper end and the lower end of the fork-shaped frame.
Preferably, the connecting shaft is provided with an external spline, the telescopic sleeve is internally provided with an internal spline matched with the external spline, and the connecting shaft is arranged in the telescopic sleeve in a matching manner through the external spline and the internal spline.
Preferably, one end of the connecting shaft is connected with the telescopic sleeve, the other end of the connecting shaft is fixedly connected with the first seamless steel pipe body and is provided with a first connecting block, the first connecting block is positioned in the first seamless steel pipe body, and the connecting shaft is fixedly connected with the second seamless steel pipe body through the first connecting block.
Preferably, the opening end of the forked frame is connected with the second flange through the cross shaft, the bottom end of the forked frame is fixedly connected with the first seamless steel tube body and is provided with a second connecting block, the second connecting block is located in the first seamless steel tube body, the forked frame is fixedly connected with the second seamless steel tube body through the second connecting block, and the second seamless steel tube body is provided with a plurality of uniformly distributed through holes. The through holes formed in the second seamless steel pipe body are beneficial to reducing the weight of the automobile transmission shaft, and high-speed rotation is facilitated while the strength of the transmission shaft is guaranteed.
Preferably, the cross shaft comprises a first shaft and a second shaft which are fixedly connected, the first shaft and the second shaft are perpendicular to each other and are in a cross shape, two ends of the first shaft are in threaded connection with the upper end and the lower end of the fork-shaped frame respectively, two rotating rods are arranged on one side of the second flange, the second flange is in rotating connection with two ends of the second shaft respectively through the two rotating rods, a plurality of convex strips are arranged on the other side of the second flange, and a plurality of grooves matched with the convex strips are formed in the first flange. When the transmission shaft is rotated, the first flange and the second flange are in threaded connection, and the raised lines on the second flange are matched with the grooves on the first flange, so that the deformation of the bolts can be prevented, and the strength of flange connection is greatly improved.
The utility model has the advantages that: the strength of the automobile transmission shaft is greatly enhanced; the raised strips on the second flange are matched with the grooves on the first flange, so that the deformation of the bolts can be prevented, and the connection strength of the flanges is greatly improved; safe and reliable, reasonable in design.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a right side view of the second flange of fig. 1.
In the figure: 1. the seamless steel pipe comprises a first seamless steel pipe body, a second seamless steel pipe body, a 3-telescopic sleeve, a 4-flange I, a 5-connecting shaft, a 6-forked frame, a 7-cross shaft, a 8-flange II, a 9-connecting block I, a 10-connecting block II, a 11-through hole, a 12-shaft I, a 13-shaft II, a 14-rotating rod, a 15-convex strip and a 16-groove.
Detailed Description
The invention is further described with reference to the accompanying drawings and the detailed description.
In the embodiment shown in fig. 1, a cold-rolled seamless steel tube for an automobile transmission shaft comprises a seamless steel tube body I1, a seamless steel tube body II 2, a telescopic sleeve 3 and a flange I4, wherein the seamless steel tube body II 2 is positioned in the seamless steel tube body I1, one end of the seamless steel tube body I1 is provided with a connecting shaft 5, one end of the connecting shaft 5 is connected with the telescopic sleeve 3, the other end of the connecting shaft 5 is fixedly connected with the seamless steel tube body I1 and the seamless steel tube body II 2 respectively, the other end of the seamless steel tube body I1 is provided with a cross 6, one end of the seamless steel tube body I1 and one end of the seamless steel tube body II 2 are fixedly connected with the connecting shaft 5, the other end of the seamless steel tube body I1 and the other end of the seamless steel tube body II 2 are fixedly connected with a cross 6, the cross 7 is arranged on the cross 6, the cross 6 is connected with a flange II 8 matched with, the first flange 4 is connected with the second flange 8 through threads. The fork-shaped frame 6 is in a U-shaped fork shape, and the cross shaft 7 is in threaded connection with the upper end and the lower end of the fork-shaped frame 6.
As shown in fig. 1, an external spline is provided on the connecting shaft 5, an internal spline matched with the external spline is provided in the telescopic sleeve 3, and the connecting shaft 5 is installed in the telescopic sleeve 3 by matching the external spline with the internal spline. One end of a connecting shaft 5 is connected with the telescopic sleeve 3, the other end of the connecting shaft 5 is fixedly connected with the first seamless steel tube body 1 and is provided with a first connecting block 9, the first connecting block 9 is located in the first seamless steel tube body 1, and the first connecting shaft 5 is fixedly connected with the second seamless steel tube body 2 through the first connecting block 9. The open end of the forked frame 6 is connected with the second flange 8 through the cross shaft 7, the bottom end of the forked frame 6 is fixedly connected with the first seamless steel tube body 1 and is provided with a second connecting block 10, the second connecting block 10 is located in the first seamless steel tube body 1, the forked frame 6 is fixedly connected with the second seamless steel tube body 2 through the second connecting block 10, and the second seamless steel tube body 2 is provided with a plurality of uniformly distributed through holes 11.
As shown in fig. 1, the cross shaft 7 includes a first shaft 12 and a second shaft 13, the first shaft 12 is fixedly connected with the second shaft 13, the first shaft 12 and the second shaft 13 are perpendicular to each other and are cross-shaped, two ends of the first shaft 12 are respectively in threaded connection with the upper end and the lower end of the fork 6, one side of the second flange 8 is provided with two rotating rods 14, the second flange 8 is respectively in rotational connection with two ends of the second shaft 13 through the two rotating rods 14, as shown in fig. 1 and 2, the other side of the second flange 8 is provided with a plurality of protruding strips 15, and the first flange 4 is provided with a plurality of grooves 16 matched with the protruding strips 15.
Among the prior art, the car transmission shaft adopts single seamless steel pipe to make and carries out the transmission, breaks very easily, and the utility model discloses a two seamless steel pipes have strengthened the intensity of car transmission shaft greatly to reached that intensity is big, the difficult purpose of breaking. The through hole 11 formed in the second seamless steel tube body 2 is beneficial to reducing the weight of an automobile transmission shaft, and high-speed rotation is facilitated while the strength of the transmission shaft is ensured. When the transmission shaft is rotatory, flange one 4 and flange two 8 pass through threaded connection, and the sand grip 15 on the flange two 8 matches with the recess 16 on the flange one 4, can prevent that the bolt from warping, improves the intensity that flange two 8 and flange one 4 are connected greatly.
Claims (6)
1. A cold-rolled seamless steel tube for an automobile transmission shaft is characterized by comprising a first seamless steel tube body (1), a second seamless steel tube body (2), a telescopic sleeve (3) and a first flange (4), wherein the second seamless steel tube body (2) is positioned in the first seamless steel tube body (1), one end of the first seamless steel tube body (1) is provided with a connecting shaft (5), one end of the connecting shaft (5) is connected with the telescopic sleeve (3), the other end of the connecting shaft (5) is fixedly connected with the first seamless steel tube body (1) and the second seamless steel tube body (2) respectively, the other end of the first seamless steel tube body (1) is provided with a forked frame (6), one end of the first seamless steel tube body (1) and one end of the second seamless steel tube body (2) are fixedly connected with the connecting shaft (5), and the other end of the first seamless steel tube body (1) and the other end of the second seamless steel tube body (2) are fixedly connected with the forked frame (6), the flange is characterized in that a cross shaft (7) is arranged on the fork-shaped frame (6), the fork-shaped frame (6) is connected with a flange II (8) matched with the flange I (4) through the cross shaft (7), and the flange I (4) is in threaded connection with the flange II (8).
2. The cold-rolled seamless steel tube for the automobile transmission shaft according to claim 1, wherein the fork frame (6) is in a U-shaped fork shape, and the cross shaft (7) is in threaded connection with the upper end and the lower end of the fork frame (6).
3. The cold-rolled seamless steel tube for the automobile transmission shaft according to claim 1 or 2, wherein an external spline is arranged on the connecting shaft (5), an internal spline matched with the external spline is arranged in the telescopic sleeve (3), and the connecting shaft (5) is installed in the telescopic sleeve (3) through the matching of the external spline and the internal spline.
4. The cold-rolled seamless steel tube for the automobile transmission shaft is characterized in that one end of the connecting shaft (5) is connected with the telescopic sleeve (3), the other end of the connecting shaft (5) is fixedly connected with the first seamless steel tube body (1) and is provided with a first connecting block (9), the first connecting block (9) is positioned in the first seamless steel tube body (1), and the connecting shaft (5) is fixedly connected with the second seamless steel tube body (2) through the first connecting block (9).
5. The cold-rolled seamless steel tube for the automobile transmission shaft according to claim 4, wherein the open end of the forked frame (6) is connected with the second flange (8) through a cross shaft (7), the bottom end of the forked frame (6) is fixedly connected with the first seamless steel tube body (1) and is provided with a second connecting block (10), the second connecting block (10) is positioned in the first seamless steel tube body (1), the forked frame (6) is fixedly connected with the second seamless steel tube body (2) through the second connecting block (10), and the second seamless steel tube body (2) is provided with a plurality of uniformly distributed through holes (11).
6. The cold-rolled seamless steel tube for the automobile transmission shaft is characterized in that the cross shaft (7) comprises a first shaft (12) and a second shaft (13), the first shaft (12) and the second shaft (13) are fixedly connected, the first shaft (12) and the second shaft (13) are perpendicular to each other and are cross-shaped, two ends of the first shaft (12) are in threaded connection with the upper end and the lower end of the fork-shaped frame (6) respectively, two rotating rods (14) are arranged on one side of the second flange (8), the second flange (8) is in rotational connection with two ends of the second shaft (13) respectively through the two rotating rods (14), a plurality of convex strips (15) are arranged on the other side of the second flange (8), and a plurality of grooves (16) matched with the convex strips (15) are formed in the first flange (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021137200.9U CN212377152U (en) | 2020-06-18 | 2020-06-18 | Cold-rolled seamless steel tube for automobile transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021137200.9U CN212377152U (en) | 2020-06-18 | 2020-06-18 | Cold-rolled seamless steel tube for automobile transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212377152U true CN212377152U (en) | 2021-01-19 |
Family
ID=74163017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021137200.9U Active CN212377152U (en) | 2020-06-18 | 2020-06-18 | Cold-rolled seamless steel tube for automobile transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212377152U (en) |
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2020
- 2020-06-18 CN CN202021137200.9U patent/CN212377152U/en active Active
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