CN214450028U - Heavy truck front axle vertical shaft capable of being repeatedly used - Google Patents
Heavy truck front axle vertical shaft capable of being repeatedly used Download PDFInfo
- Publication number
- CN214450028U CN214450028U CN202120439278.4U CN202120439278U CN214450028U CN 214450028 U CN214450028 U CN 214450028U CN 202120439278 U CN202120439278 U CN 202120439278U CN 214450028 U CN214450028 U CN 214450028U
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- shaft
- external thread
- vertical shaft
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- Expired - Fee Related
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- 210000000078 claw Anatomy 0.000 description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
- 241000227287 Elliottia pyroliflora Species 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to a heavily block front axle vertical scroll that can used repeatedly belongs to the auto-parts field, set up the constant head tank of D type at the middle part of vertical scroll, set up the last external screw thread of screw type in the top of vertical scroll, set up C type screw hole perpendicularly at the top edge of last external screw thread, install cylindric last axle sleeve in the outside of last external screw thread, set up the internal thread of screw type in the inside of last axle sleeve, the internal thread of going up the axle sleeve sets up the thread groove of crescent type with the position that the C type screw hole corresponds, the locking bolt of the internally mounted cylinder type in C type screw hole and thread groove, set up the lower external screw thread of screw type in the below of vertical scroll, set up C type screw hole perpendicularly at the below edge of lower external screw thread, install cylindric lower axle sleeve in the outside of lower external screw thread, set up the internal thread of screw type in the inside of lower axle sleeve, the internal thread of lower axle sleeve sets up the thread groove of crescent type with the position that the C type screw hole corresponds, And cylindrical locking bolts are arranged in the C-shaped screw holes and the thread grooves.
Description
Technical Field
The utility model relates to a heavily block front axle vertical scroll that can used repeatedly belongs to the auto-parts field, and in particular to heavily block front axle vertical scroll can used repeatedly.
Background
A heavy truck front axle vertical shaft is used for a vertical shaft connected with a front axle and a claw shaft, because the claw shaft needs to be normally turned, the claw shaft can drive an internal copper sleeve to normally rub the vertical shaft while turning, a long-time friction gap between the copper sleeve and the vertical shaft needs to be replaced after being excessively large, the vertical shaft needs to be synchronously replaced when the copper sleeve is replaced, waste is generated, a new replaced vertical shaft is not completely attached to a vertical shaft hole on the front axle, and the expansion of the vertical shaft hole of the front axle is accelerated in the using process, so that the front axle is prematurely scrapped. The existing enterprises for producing the front axle vertical shaft of the heavy truck basically have the advantages that the produced front axle vertical shaft of the heavy truck is disposable, and the front axle vertical shaft of the heavy truck needs to be replaced after being used for a certain period, so that the front axle vertical shaft of the heavy truck cannot be reused. Accordingly, there is a need for an appearance of a front axle shaft that can be reused in place of existing front axle shafts.
Disclosure of Invention
The utility model relates to a heavily block front axle vertical scroll that can used repeatedly has overcome above-mentioned difficulty, adopt the vertical scroll of cylinder type, the constant head tank that sets up the D type at the middle part of vertical scroll, set up the last external screw thread of screw type in the top of vertical scroll, set up C type screw hole perpendicularly at the top edge of last external screw thread, install cylindric last axle sleeve in the outside of last external screw thread, set up the internal thread of screw type in the inside of last axle sleeve, the internal thread of going up the axle sleeve sets up the thread groove of crescent type with the position that the C type screw hole corresponds, the locking bolt of the internally mounted cylinder type of C type screw hole and thread groove, set up the lower external screw thread of screw type in the below of vertical scroll, set up C type screw hole perpendicularly at the below edge of lower external screw thread, install cylindric lower axle sleeve in the outside of lower external screw thread, the internal thread of screw type is set up the internal thread of screw type in the inside of lower axle sleeve, the internal thread of lower axle sleeve sets up the thread groove of crescent type with the position that the C type screw hole corresponds, Cylindrical locking bolts are arranged inside the C-shaped threaded holes and the threaded grooves, and when the front axle is replaced by the claw shaft copper bush, only the copper bush and the upper shaft sleeve and the lower shaft sleeve of the vertical shaft need to be replaced, so that the cost is saved, and the service life of the front axle is prolonged.
A reusable heavy truck front axle vertical shaft is characterized by comprising a vertical shaft, a positioning groove, an upper shaft sleeve, a lower shaft sleeve, a locking bolt, an upper external thread, a lower external thread, a C-shaped screw hole and a thread groove;
the vertical shaft is cylindrical, a D-shaped positioning groove is formed in the middle of the side face of the vertical shaft, a spiral upper external thread is arranged above the vertical shaft, a C-shaped thread hole is vertically formed in the edge above the upper external thread, a spiral lower external thread is arranged below the vertical shaft, and a C-shaped thread hole is vertically formed in the edge below the lower external thread;
the upper shaft sleeve is cylindrical and is arranged outside the upper external thread through an internal thread inside, the internal thread inside the upper shaft sleeve is meshed with an external thread of the upper external thread, a crescent thread groove is formed in a position, corresponding to the C-shaped thread hole, of the internal thread of the upper shaft sleeve, and a cylindrical locking bolt is arranged inside the C-shaped thread hole and the thread groove;
the lower shaft sleeve is cylindrical and is arranged outside the lower external thread through the internal thread, the internal thread inside the lower shaft sleeve is meshed with the external thread of the lower external thread, the thread groove is formed in the position, corresponding to the C-shaped thread hole, of the internal thread of the lower shaft sleeve, and the locking bolt is arranged inside the C-shaped thread hole and the thread groove.
The top end of the locking bolt is provided with a straight-line-shaped groove.
The diameter of the upper external thread is 4/5 of the diameter of the middle part of the vertical shaft.
The diameter of the lower external thread is 4/5 of the diameter of the middle part of the vertical shaft.
Has the advantages that: the existing enterprises for producing the front axle vertical shaft of the heavy truck basically have the advantages that the produced front axle vertical shaft of the heavy truck is disposable, and the front axle vertical shaft of the heavy truck needs to be replaced after being used for a certain period, so that the front axle vertical shaft of the heavy truck cannot be reused. A reusable front axle vertical shaft of heavy truck overcomes the above difficulties, a D-shaped positioning groove is arranged in the middle of the vertical shaft, a spiral upper external thread is arranged above the vertical shaft, a C-shaped thread hole is vertically arranged at the edge above the upper external thread, a cylindrical upper shaft sleeve is arranged outside the upper external thread, a spiral inner thread is arranged inside the upper shaft sleeve, a crescent thread groove is arranged at the position of the inner thread of the upper shaft sleeve corresponding to the C-shaped thread hole, a cylindrical locking bolt is arranged inside the C-shaped thread hole and the thread groove, a spiral lower external thread is arranged below the vertical shaft, a C-shaped thread hole is vertically arranged at the lower edge of the lower external thread, a cylindrical lower shaft sleeve is arranged outside the lower external thread, a spiral inner thread is arranged inside the lower shaft sleeve, a crescent thread groove is arranged at the position of the inner thread of the lower shaft sleeve corresponding to the C-shaped thread hole, a cylindrical locking bolt is arranged inside the C-shaped thread hole and the thread groove, when the front axle is replaced by the horn shaft copper sleeve, only the copper sleeve and the upper shaft sleeve and the lower shaft sleeve of the vertical shaft need to be replaced, so that the cost is saved, and the service life of the front axle is prolonged.
Drawings
FIG. 1 is a front view of a reusable front axle shaft of a heavy truck:
FIG. 2 is a schematic structural view of a vertical shaft, a positioning groove, an upper external thread, a lower external thread and a C-shaped threaded hole;
FIG. 3 is a schematic structural view of the upper bushing and the thread groove;
FIG. 4 is a schematic structural view of the lower bushing and the thread groove;
FIG. 5 is a schematic view of the construction of the locking bolt;
the marks in the above figures are a vertical shaft 1, a positioning groove 2, an upper shaft sleeve 3, a lower shaft sleeve 4, a locking bolt 5, an upper external thread 6, a lower external thread 7, a C-shaped thread hole 8 and a thread groove 9.
Detailed Description
The shape and structure of the present invention will now be described in detail with reference to the accompanying drawings and reference numerals:
a reusable heavy truck front axle vertical shaft is characterized by comprising a vertical shaft 1, a positioning groove 2, an upper shaft sleeve 3, a lower shaft sleeve 4, a locking bolt 5, an upper external thread 6, a lower external thread 7, a C-shaped thread hole 8 and a thread groove 9;
the vertical shaft 1 is cylindrical, a D-shaped positioning groove 2 is formed in the middle of the side face of the vertical shaft 1, a spiral upper external thread 6 is arranged above the vertical shaft 1, a C-shaped thread hole 8 is vertically formed in the edge above the upper external thread 6, a spiral lower external thread 7 is arranged below the vertical shaft 1, and a C-shaped thread hole 8 is vertically formed in the edge below the lower external thread 7;
the upper shaft sleeve 3 is cylindrical and is arranged outside the upper external thread 6 through an internal thread, the internal thread inside the upper shaft sleeve 3 is meshed with an external thread of the upper external thread 6, a crescent thread groove 9 is formed in a position, corresponding to the C-shaped thread hole 8, of the internal thread of the upper shaft sleeve 3, and a cylindrical locking bolt 5 is arranged inside the C-shaped thread hole 8 and the thread groove 9;
the lower shaft sleeve 4 is cylindrical and is arranged outside the lower external thread 7 through an internal thread, the internal thread inside the lower shaft sleeve 4 is meshed with an external thread of the lower external thread 7, a thread groove 9 is formed in a position, corresponding to the C-shaped thread hole 8, of the internal thread of the lower shaft sleeve 4, and a locking bolt 5 is arranged inside the C-shaped thread hole 8 and the thread groove 9.
The top end of the locking bolt 5 is provided with a straight-line-shaped groove.
The diameter of the upper external thread 6 is 4/5 of the diameter of the middle part of the vertical shaft 1.
The diameter of the lower external thread 7 is 4/5 of the diameter of the middle part of the vertical shaft 1.
When the reusable front axle vertical shaft of the heavy truck is used, the copper sleeve of the claw shaft and the upper shaft sleeve and the lower shaft sleeve of the vertical shaft need to be replaced after the copper sleeve of the claw shaft and the upper shaft sleeve and the lower shaft sleeve of the vertical shaft are worn for more than 1.5mm after 10 km is used for the front axle vertical shaft, a worker firstly removes a front wheel of the truck, then removes the vertical shaft and the claw shaft, removes locking bolts above and below the vertical shaft, replaces the copper sleeve in the vertical shaft hole of the claw shaft, the upper shaft sleeve and the lower shaft sleeve of the vertical shaft, screws the locking bolts into C-shaped threaded holes of the upper shaft sleeve and the lower shaft sleeve, then sequentially installs the claw shaft, the vertical shaft, a positioning pin of the vertical shaft and screws the nut, and installs the front wheel.
The above-mentioned non-detailed description is prior art.
The foregoing is merely a general disclosure of the invention and is not intended to limit the invention in any way; those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims.
Claims (4)
1. A reusable heavy truck front axle vertical shaft is characterized by comprising a vertical shaft, a positioning groove, an upper shaft sleeve, a lower shaft sleeve, a locking bolt, an upper external thread, a lower external thread, a C-shaped screw hole and a thread groove;
the vertical shaft is cylindrical, a D-shaped positioning groove is formed in the middle of the side face of the vertical shaft, a spiral upper external thread is arranged above the vertical shaft, a C-shaped thread hole is vertically formed in the edge above the upper external thread, a spiral lower external thread is arranged below the vertical shaft, and a C-shaped thread hole is vertically formed in the edge below the lower external thread;
the upper shaft sleeve is cylindrical and is arranged outside the upper external thread through an internal thread inside, the internal thread inside the upper shaft sleeve is meshed with an external thread of the upper external thread, a crescent thread groove is formed in a position, corresponding to the C-shaped thread hole, of the internal thread of the upper shaft sleeve, and a cylindrical locking bolt is arranged inside the C-shaped thread hole and the thread groove;
the lower shaft sleeve is cylindrical and is arranged outside the lower external thread through the internal thread, the internal thread inside the lower shaft sleeve is meshed with the external thread of the lower external thread, the thread groove is formed in the position, corresponding to the C-shaped thread hole, of the internal thread of the lower shaft sleeve, and the locking bolt is arranged inside the C-shaped thread hole and the thread groove.
2. The reusable front axle shaft of heavy truck as claimed in claim 1 wherein the top end of the locking bolt is provided with a slotted recess.
3. A re-usable front axle shaft for a heavy truck as claimed in claim 1 wherein the external thread has a diameter of 4/5 mm of the diameter of the central portion of the shaft.
4. A re-usable front axle shaft for a heavy truck as claimed in claim 1 wherein the diameter of the lower external thread is 4/5 of the diameter of the middle portion of the shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120439278.4U CN214450028U (en) | 2021-03-01 | 2021-03-01 | Heavy truck front axle vertical shaft capable of being repeatedly used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120439278.4U CN214450028U (en) | 2021-03-01 | 2021-03-01 | Heavy truck front axle vertical shaft capable of being repeatedly used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214450028U true CN214450028U (en) | 2021-10-22 |
Family
ID=78146991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120439278.4U Expired - Fee Related CN214450028U (en) | 2021-03-01 | 2021-03-01 | Heavy truck front axle vertical shaft capable of being repeatedly used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214450028U (en) |
-
2021
- 2021-03-01 CN CN202120439278.4U patent/CN214450028U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211022 |