CN211039591U - Reverse gear intermediate shaft assembly structure convenient to assemble - Google Patents
Reverse gear intermediate shaft assembly structure convenient to assemble Download PDFInfo
- Publication number
- CN211039591U CN211039591U CN201921606828.6U CN201921606828U CN211039591U CN 211039591 U CN211039591 U CN 211039591U CN 201921606828 U CN201921606828 U CN 201921606828U CN 211039591 U CN211039591 U CN 211039591U
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- reverse gear
- shaft shoulder
- intermediate shaft
- shaft
- assembly
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Abstract
The utility model provides a reverse gear intermediate shaft assembly structure convenient for assembly, which comprises a reverse gear intermediate shaft and a reverse gear washer, wherein the reverse gear washer is sleeved on the reverse gear intermediate shaft, one end of the reverse gear intermediate shaft is provided with a shaft shoulder, and the shaft shoulder end surface of the shaft shoulder is contacted with one side end surface of the reverse gear washer; the outer peripheral surface of the shaft shoulder of the reverse gear intermediate shaft is provided with a positioning plane, a boss is arranged on the end face of one side of the reverse gear gasket, which is contacted with the shaft shoulder, and one side face of the boss is contacted with the positioning plane of the shaft shoulder. The utility model discloses during assembly reverse gear jackshaft assembly structure, the boss of reverse gear packing ring plays the effect fixed to reverse gear jackshaft circumference, realizes reverse gear jackshaft circumferential direction location, prevents during the assembly that reverse gear jackshaft rotates. The utility model discloses simple structure does not have the influence to the assembly of all the other parts of gearbox and use, has improved workshop assembly efficiency greatly.
Description
Technical Field
The utility model relates to a reverse gear structure specifically is a reverse gear jackshaft assembly structure of convenient assembly.
Background
At present, a transmission with a reverse gear intermediate shaft structure does not circumferentially limit a reverse gear intermediate shaft and a cup type reverse gear gasket combined structure, the reverse gear intermediate shaft and the cup type reverse gear gasket combined structure is shown in figure 1, and the structure is used for many years and is not perfect. Due to the structural limitation, when the shaft end nut is twisted in the process of assembling the reverse gear intermediate shaft assembly in a workshop, the intermediate shaft can rotate along with the nut, so that the whole assembling process is time-consuming and labor-consuming. As workshop assembly is in assembly line type operation, the structure greatly reduces the working efficiency of the whole assembly workshop and further influences the production efficiency of a company.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model provides a reverse gear jackshaft assembly structure of convenient assembly can prevent when the assembly that the jackshaft that reverses gear rotates, has improved workshop assembly efficiency greatly.
The utility model discloses a realize through following technical scheme:
A reverse gear intermediate shaft assembly structure convenient to assemble comprises a reverse gear intermediate shaft and a reverse gear gasket, wherein the reverse gear gasket is sleeved on the reverse gear intermediate shaft, a shaft shoulder is arranged at one end of the reverse gear intermediate shaft, and the shaft shoulder end surface of the shaft shoulder is in contact with one side end surface of the reverse gear gasket; the outer peripheral surface of the shaft shoulder of the reverse gear intermediate shaft is provided with a positioning plane, a boss is arranged on the end face of one side of the reverse gear gasket, which is contacted with the shaft shoulder, and one side face of the boss is contacted with the positioning plane of the shaft shoulder.
Preferably, the shaft shoulder is provided with two positioning planes, the reverse gear gasket is provided with two bosses, and the bosses are in one-to-one corresponding contact with the positioning planes.
Further, the heights of the two bosses are the same.
Further, the two positioning planes are symmetrical about the center line of the reverse intermediate shaft.
Preferably, the positioning plane is a cross section of the shaft shoulder, and the cross section is perpendicular to the shaft shoulder end face of the shaft shoulder.
Preferably, the other side surfaces of the boss are flush with the outer ring surface of the reverse washer except the side surface of the boss contacting with the end surface of the shaft shoulder.
Compared with the prior art, the utility model discloses following profitable technological effect has:
The utility model discloses shoulder peripheral surface at reverse gear jackshaft sets up locating plane, sets up the boss on the reverse gear packing ring, and the boss side contacts with the locating plane of shoulder to during assembly reverse gear jackshaft assembly structure, the boss of reverse gear packing ring plays the effect fixed to reverse gear jackshaft circumference, realizes reverse gear jackshaft circumferential direction, prevents during the assembly that reverse gear jackshaft rotates. The utility model discloses simple structure does not have the influence to the assembly of all the other parts of gearbox and use, has improved workshop assembly efficiency greatly.
Furthermore, two positioning planes are arranged, so that positioning can be better realized, and the reverse gear intermediate shaft is prevented from rotating.
Furthermore, except the side face of the lug boss contacted with the end face of the shaft shoulder, the other side faces of the lug boss are coplanar with the surface of the outer ring of the reverse gear gasket, so that the reverse gear gasket is convenient to process and manufacture.
Drawings
FIG. 1 is a schematic structural diagram of a conventional reverse gear intermediate shaft assembly, wherein (a) is a reverse gear washer, (b) is a reverse gear intermediate shaft, and (c) is an assembled schematic diagram.
Fig. 2 is the structure schematic diagram of the reverse gear intermediate shaft assembly of the utility model, (a) is a reverse gear washer, and (b) is a reverse gear intermediate shaft.
Fig. 3 is the schematic diagram of the reverse gear intermediate shaft assembly of the present invention after assembly.
In the figure: the reverse gear type reverse gear mechanism comprises a reverse gear gasket 1, a reverse gear intermediate shaft 2, a shaft head nut 3, a shaft shoulder 4, a positioning plane 5 and a boss 6.
Detailed Description
The present invention will now be described in further detail with reference to specific examples, which are intended to be illustrative, but not limiting, of the invention.
As shown in fig. 2 and 3, the reverse gear intermediate shaft assembly structure of the present invention includes: reverse gear jackshaft 2 and reverse gear packing ring 1, reverse gear packing ring 1 cover is established on reverse gear jackshaft 2, and 2 one end in reverse gear jackshaft are provided with shaft shoulder 4, and shaft shoulder terminal surface of shaft shoulder 4 contacts with one side terminal surface of reverse gear packing ring 1. The peripheral surface of the shaft shoulder of the reverse gear intermediate shaft 2 is provided with a positioning plane 5, the end face of one side of the reverse gear gasket 1 contacting with the shaft shoulder is provided with a boss 6, and one side face of the boss 6 contacts with the positioning plane 5 of the shaft shoulder. The reverse blocking gasket 1 is a cup-shaped reverse blocking gasket.
In an embodiment of the present invention, two positioning planes 5 are disposed on the shaft shoulder, two bosses 6 are disposed on the reverse gear washer 1, and each boss 6 contacts with the positioning plane 5 in a one-to-one correspondence manner. When assembling the reverse gear intermediate shaft assembly structure, the rear end shaft shoulder 4 of the reverse gear intermediate shaft 2 is clamped between the two bosses 6 of the reverse gear gasket 1, so that the circumferential positioning of the reverse gear intermediate shaft 2 is realized.
In an embodiment of the invention, the heights of the two bosses 6 are the same.
In one embodiment of the present invention, the two positioning planes 5 are symmetrical with respect to the center line of the reverse intermediate shaft 2.
In an embodiment of the present invention, the positioning plane 5 is a cross section of the shaft shoulder 4, and the cross section is perpendicular to the shaft shoulder end surface of the shaft shoulder 4.
In an embodiment of the present invention, except for the side of the boss 6 contacting with the end face of the shaft shoulder, other sides of the boss 6 are coplanar with the outer ring surface of the reverse washer 1.
When assembling reverse jackshaft assembly structure, with the side contact of the boss 6 of the locating plane 5 of 2 rear end shoulders 4 of reverse jackshaft and reverse gear packing ring 1, realize 2 circumference location of reverse jackshaft to avoid reversing the rotation problem of jackshaft 2 in reverse when installing spindle nut 3 on reverse jackshaft 2.
The utility model discloses to take the spacing jackshaft assembly structure that reverses of circumference to change into and take the spacing jackshaft assembly structure that reverses of circumference, the jackshaft that reverses after the improvement carries out circumference spacing through installing the cup type packing ring that reverses on gearbox housing, and is easy and simple to handle, can improve workshop assembly efficiency greatly.
Claims (6)
1. The reverse gear intermediate shaft assembly structure convenient to assemble is characterized by comprising a reverse gear intermediate shaft (2) and a reverse gear gasket (1), wherein the reverse gear gasket (1) is sleeved on the reverse gear intermediate shaft (2), a shaft shoulder (4) is arranged at one end of the reverse gear intermediate shaft (2), and the shaft shoulder end surface of the shaft shoulder (4) is in contact with one side end surface of the reverse gear gasket (1); the peripheral surface of the shaft shoulder of the reverse gear intermediate shaft (2) is provided with a positioning plane (5), the end face of one side of the reverse gear gasket (1) contacting with the shaft shoulder is provided with a boss (6), and one side face of the boss (6) contacts with the positioning plane (5) of the shaft shoulder.
2. The reverse gear intermediate shaft assembly structure convenient to assemble according to claim 1, wherein two positioning planes (5) are arranged on the shaft shoulder (4), two bosses (6) are arranged on the reverse gear washer (1), and each boss (6) is in one-to-one corresponding contact with the positioning plane (5).
3. The reverse countershaft assembly structure that facilitates assembly of claim 2 wherein the two bosses (6) are the same height.
4. The reverse countershaft assembly structure that facilitates assembly according to claim 2, wherein the two location planes (5) are symmetrical about a center line of the reverse countershaft (2).
5. The reverse gear intermediate shaft assembly structure convenient to assemble according to claim 1, wherein the positioning plane (5) is a cross section of the shaft shoulder (4), and the cross section is perpendicular to the shaft shoulder end surface of the shaft shoulder (4).
6. The reverse gear intermediate shaft assembly structure convenient to assemble according to claim 1, wherein the other side faces of the boss (6) except the side face contacting with the end face of the shaft shoulder are coplanar with the outer ring surface of the reverse gear washer (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921606828.6U CN211039591U (en) | 2019-09-25 | 2019-09-25 | Reverse gear intermediate shaft assembly structure convenient to assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921606828.6U CN211039591U (en) | 2019-09-25 | 2019-09-25 | Reverse gear intermediate shaft assembly structure convenient to assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211039591U true CN211039591U (en) | 2020-07-17 |
Family
ID=71568022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921606828.6U Active CN211039591U (en) | 2019-09-25 | 2019-09-25 | Reverse gear intermediate shaft assembly structure convenient to assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211039591U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392718A (en) * | 2020-11-24 | 2021-02-23 | 徐州徐工施维英机械有限公司 | Pumping switching device and concrete pumping equipment |
-
2019
- 2019-09-25 CN CN201921606828.6U patent/CN211039591U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392718A (en) * | 2020-11-24 | 2021-02-23 | 徐州徐工施维英机械有限公司 | Pumping switching device and concrete pumping equipment |
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