CN215318180U - Hub half-shaft supporting device - Google Patents
Hub half-shaft supporting device Download PDFInfo
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- CN215318180U CN215318180U CN202120678848.5U CN202120678848U CN215318180U CN 215318180 U CN215318180 U CN 215318180U CN 202120678848 U CN202120678848 U CN 202120678848U CN 215318180 U CN215318180 U CN 215318180U
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- cushion block
- base
- groove
- hub
- supporting plate
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- 230000002146 bilateral effect Effects 0.000 claims abstract description 3
- 230000005540 biological transmission Effects 0.000 claims description 42
- 230000033001 locomotion Effects 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 9
- 230000003014 reinforcing effect Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
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Abstract
The utility model discloses a hub half shaft supporting device which comprises a base and a supporting plate arranged on the base; the supporting plate vertically extends upwards on the base, and an arc-shaped groove for placing a half shaft is formed in the upper portion of the supporting plate; cushion blocks for supporting the wheel hub are arranged on the base at intervals, and the cushion blocks are upwards protruded on the base; the two cushion blocks are arranged on the front side of the supporting plate and are arranged in bilateral symmetry with the center line of the arc-shaped groove. According to the hub half shaft supporting device disclosed by the utility model, the half shaft is supported through the arc-shaped groove in the supporting plate, the hub is supported through the cushion block on the base, the half shaft does not need to be in contact with the ground, the half shaft and the hub can be kept stable, and maintenance personnel can maintain the half shaft conveniently.
Description
Technical Field
The utility model relates to the technical field of maintenance mechanical devices, in particular to a hub half-shaft supporting device.
Background
Excavators, bulldozers, and the like are machine equipment commonly used in coal mining. The size of the wheel hub and the half shaft of an excavator, a bulldozer and the like is large, and the disassembly and the assembly are not easy. When the wheel hub or the half shaft is maintained, the half shaft and the wheel hub are often detached from the vehicle together for maintenance and inspection.
In the prior art, the half shaft and the hub which are detached are generally placed on the ground, and the radius of the hub is larger than that of the half shaft, so that the half shaft end and the hub which are placed on the ground are lower and higher, the whole half shaft and the hub are inclined on the ground, and the grounding end of the half shaft is easily damaged. The half shaft and the wheel hub are both circular and unstable on the ground, which is not favorable for maintenance personnel to maintain the half shaft and the wheel hub.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a hub half shaft supporting device, which supports a half shaft through an arc-shaped groove in a supporting plate, supports a hub through a cushion block on a base, does not need to be in contact with the ground, can also enable the half shaft and the hub to be stable, and is beneficial to maintenance personnel to maintain the half shaft.
The technical scheme of the utility model provides a hub half shaft supporting device which comprises a base and a supporting plate arranged on the base;
the supporting plate vertically extends upwards on the base, and an arc-shaped groove for placing a half shaft is formed in the upper portion of the supporting plate;
cushion blocks for supporting the wheel hub are arranged on the base at intervals, and the cushion blocks are upwards protruded on the base;
the two cushion blocks are arranged on the front side of the supporting plate and are arranged in bilateral symmetry with the center line of the arc-shaped groove.
In one optional technical scheme, the cushion block can be arranged on the base in a front-back sliding manner;
and a driving mechanism for driving the cushion block to do linear reciprocating motion is arranged between the base and the cushion block.
In one optional technical scheme, two assembling grooves extending forwards and backwards are formed in the base and are positioned on the front side of the supporting plate;
each cushion block is respectively positioned above one assembling groove, and the width of each cushion block is greater than that of each assembling groove;
the driving mechanism penetrates through the assembling groove and is connected with the cushion block; or the driving mechanism is arranged in the assembling groove and connected with the cushion block.
In one optional technical scheme, the driving mechanism comprises a driving motor, a transmission shaft, a transmission gear and a fixed rack;
the groove walls on the left side and the right side of the assembly groove are respectively provided with one fixed rack;
the transmission shaft penetrates through the assembling groove, and the upper end of the transmission shaft is connected with the cushion block through a bearing;
the transmission gear is arranged on the transmission shaft and can rotate integrally with the transmission shaft;
the transmission gear is positioned in the assembly groove and is meshed with the fixed rack;
the driving motor is arranged below the assembling groove, and an output shaft of the driving motor is connected with the lower end of the transmission shaft.
In one alternative, the driving mechanism comprises a piston mounted in the assembly groove;
the cylinder barrel of the piston is arranged at the front end of the assembling groove, and the piston rod of the piston extends towards the supporting plate;
the bottom of the cushion block is provided with a cushion block assembling part in clearance fit with the assembling groove, and the piston rod is connected with the cushion block assembling part.
In one optional technical scheme, a guide groove is respectively arranged on the upper surface of the base at the left side and the right side of the assembly groove;
the bottom surface of the cushion block is provided with two cushion block convex rails matched with the guide grooves, and the two cushion block convex rails are respectively in clearance fit in the two guide grooves.
In an alternative solution, the bottom of the base has a plurality of support legs.
In one optional technical solution, a reinforcing plate is connected between the supporting plate and the base, and the reinforcing plate is located at the rear side of the supporting plate.
In one optional technical scheme, the upper surface of the cushion block is provided with a limiting groove, and the limiting groove penetrates through the left side surface and the right side surface of the cushion block.
In one optional technical scheme, the limiting groove is provided with an elastic pad.
By adopting the technical scheme, the method has the following beneficial effects:
according to the hub half shaft supporting device provided by the utility model, the half shaft is supported through the arc-shaped groove in the supporting plate, the hub is supported through the cushion block on the base, the half shaft does not need to be in contact with the ground, the half shaft and the hub can be kept stable, and maintenance personnel can maintain the half shaft and the hub conveniently.
Drawings
FIG. 1 is a perspective view of a hub axle shaft support assembly as viewed from the front end in accordance with one embodiment of the present invention;
FIG. 2 is a perspective view of a hub axle shaft support assembly as viewed from the rear end in accordance with one embodiment of the present invention;
FIG. 3 is a side view of the wheel hub axle half on the wheel hub axle half support;
FIG. 4 is a front view of the hub axle shaft resting on the hub axle shaft support;
FIG. 5 is a schematic view of a mounting slot with a stationary rack mounted therein;
FIG. 6 is a schematic view of the mounting of the drive mechanism in a first configuration;
FIG. 7 is a schematic view of the mounting of the drive mechanism in a second configuration;
FIG. 8 is an exploded view of a base with guide slots and a spacer with spacer rails;
FIG. 9 is a schematic view of the upper surface of the spacer block having a retaining groove;
FIG. 10 is a schematic view of the elastic pad installed in the limiting groove.
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1 to 4, a hub axle shaft supporting device provided by an embodiment of the utility model comprises a base 1 and a supporting plate 2 arranged on the base 1.
The support plate 2 extends vertically upward on the base 1, and the upper portion of the support plate 2 has an arc-shaped groove 21 for placing the axle shaft 5.
The base 1 is provided with cushion blocks 3 at intervals for supporting the wheel hub 6, and the cushion blocks 3 are upwards protruded on the base 1.
The two cushion blocks 3 are arranged on the front side of the support plate 2, and the two cushion blocks 3 are symmetrically arranged left and right with the central line of the arc-shaped groove 21.
The hub half-shaft supporting device provided by the utility model is used for supporting the half shaft 5 and the hub 6 which are connected together during maintenance.
The hub half shaft supporting device comprises a base 1 and a supporting plate 2, wherein the supporting plate 2 is connected to the rear portion of the base 1, and the supporting plate 2 vertically extends upwards on the base 1. The base 1 and the supporting plate 2 are both metal plates and can be welded and connected or integrally cast.
The upper half of the supporting plate 2 is provided with an arc-shaped groove 21, and the arc-shaped groove 21 is a semicircle and is opened at the top edge of the supporting plate 2. The arc-shaped groove 21 is used for placing the half shaft 5.
Two cushion blocks 3 are arranged on the base 1 at intervals, and the two cushion blocks 3 are used for supporting the hub 6.
The cushion block 3 protrudes upwards on the base 1. The two cushion blocks 3 are positioned at the front side of the support plate 2, and the two cushion blocks 3 are symmetrically arranged at the left and right of the central line of the arc-shaped groove 21.
Since the groove bottom of the arc-shaped groove 21 is higher than the cushion block 3, the half shaft 5 can be kept horizontal after the half shaft 5 is placed in the arc-shaped groove 21 and the hub 6 is placed on the cushion block 3. The height difference between the cushion block 3 and the groove bottom of the arc-shaped groove 21 can be designed as required, and generally, the height difference between the cushion block 3 and the groove bottom of the arc-shaped groove 21 is equal to the radius difference between the hub 6 and the half shaft 5.
Therefore, according to the hub half-shaft supporting device provided by the utility model, the half shaft 5 is supported through the arc-shaped groove 21 on the supporting plate 2, the hub 6 is supported through the cushion block 3 on the base 1, the half shaft 5 does not need to be in contact with the ground, the half shaft 5 and the hub 6 can be kept stable, and maintenance personnel can maintain the half shaft 5 and the hub 6 conveniently.
In one embodiment, as shown in fig. 1 and 6-7, the pad 3 is slidably disposed on the base 1 back and forth.
A driving mechanism 4 for driving the cushion block 3 to do linear reciprocating motion is arranged between the base 1 and the cushion block 3.
In this embodiment, the cushion block 3 is slidably connected to the base 1, and the position of the cushion block can be adjusted back and forth on the base 1. The driving mechanism 4 is connected between the base 1 and the cushion block 3 and used for driving the cushion block 3 to move back and forth on the base 1 for adjustment, so that the driving mechanism can adapt to half shafts 5 and hubs 6 with different lengths.
The drive mechanism 4 may be a motor drive, a piston drive, or the like.
In one embodiment, as shown in fig. 1 and 6-7, two fitting grooves 12 extending in the front-rear direction are provided on the base 1 at the front side of the support plate 2.
Each cushion block 3 is respectively arranged above one assembling groove 12, and the width of each cushion block 3 is larger than that of each assembling groove 12.
The driving mechanism 4 passes through the assembly groove 12 and is connected with the cushion block 3. Alternatively, the driving mechanism 4 is installed in the assembly groove 12 and coupled to the pad 3.
In this embodiment, an assembly groove 12 is formed below each pad 3, and the assembly groove 12 penetrates through the upper and lower surfaces of the base plate 1 and is used for assembling the driving mechanism 4 with the pads 3.
The first assembly mode is as follows: the driving mechanism 4 passes through the assembly groove 12 and is connected with the cushion block 3.
The second assembly mode is as follows: the driving mechanism 4 is installed in the assembly groove 12 and connected with the cushion block 3.
In one embodiment, as shown in fig. 5-6, the driving mechanism 4 includes a driving motor 41, a transmission shaft 42, a transmission gear 43, and a fixed rack 44.
A fixed rack 44 is respectively installed on the left and right groove walls of the assembly groove 12.
The transmission shaft 42 passes through the assembly groove 12, and the upper end of the transmission shaft 42 is connected with the cushion block 3 through a bearing 45.
The transmission gear 43 is mounted on the transmission shaft 42 and can rotate integrally with the transmission shaft 42.
The transmission gear 43 is located in the fitting groove 12, and the transmission gear 43 is engaged with the fixed rack 44.
The driving motor 41 is located below the assembly groove 12, and an output shaft 411 of the driving motor 41 is connected to a lower end of the transmission shaft 42.
In the present embodiment, the driving mechanism 4 is a motor driving device, and includes a driving motor 41, a transmission shaft 42, a transmission gear 43, and a fixed rack 44.
The fixed rack 44 is installed on the groove walls on the left and right sides of the assembly groove 12. The transmission gear 43 is mounted on the transmission shaft 42. The transmission gear 43 is mounted on the transmission shaft 42 through a key, and both rotate integrally. The transmission gear 43 is located in the fitting groove 12, and the transmission gear 43 is engaged with the fixed rack 44. The upper end of the transmission shaft 42 penetrates through the assembly groove 12 and is connected with the cushion block 3 through a bearing 45. The driving motor 41 is arranged below the assembly groove 12, and the lower end of the transmission shaft 42 penetrates through the assembly groove 12 and is connected with an output shaft 411 of the driving motor 41 through a coupler or a flange.
When the driving motor 41 rotates in the forward direction, the driving shaft 42 and the transmission gear 43 are driven to rotate in the forward direction. While the fixed rack 44 remains stationary, the transmission gear 43 drives the transmission shaft 42, and therefore the driving motor 41 and the cushion block 3, toward the support plate 2.
When the driving motor 41 rotates reversely, the driving shaft 42 and the transmission gear 43 are driven to rotate reversely. While the fixed rack 44 is kept still, the transmission gear 43 drives the transmission shaft 42, and therefore the driving motor 41 and the pad 3, to move toward the front end of the base 1.
When the cushion block 3 is moved to the proper position, the driving motor 41 is stopped, and the cushion block 3 can stay at the designated position.
In one embodiment, as shown in fig. 7, the drive mechanism 4 includes a piston 46 mounted in the mounting slot 12.
The cylinder 461 of the piston 46 is fitted in the front end of the fitting groove 12, and the piston rod 462 of the piston 46 extends toward the support plate 2.
The bottom of the head block 3 has a block fitting portion 31 which is clearance-fitted in the fitting groove 12, and the piston rod 462 is connected to the block fitting portion 31.
In the present embodiment, the drive mechanism 4 is a piston drive device, the cylinder 461 of the piston 46 is mounted at the front end of the fitting groove 12, and the piston rod 462 of the piston 46 extends in the fitting groove 12 toward the support plate 2.
The bottom of the head block 3 has a block fitting portion 31, the block fitting portion 31 is clearance-fitted in the fitting groove 12, and the piston rod 462 is connected to the block fitting portion 31.
When the piston rod 462 is extended, the cushion block 3 can be moved toward the support plate 2.
When the piston rod 462 retracts, the cushion block 3 can be driven to move towards the front end of the base 1.
When the cushion block 3 moves to a proper position, the piston rod 462 stops stretching, and the cushion block 3 can stay at a designated position.
The extension and retraction of the piston 46 can be controlled by a corresponding control valve and controller mechanism, and reference is made to the related art for the extension and retraction control of the piston 46.
In one embodiment, as shown in fig. 8, a guide groove 13 is provided on the upper surface of the base 1 at each of the left and right sides of the fitting groove 12.
The bottom surface of the cushion block 3 is provided with two cushion block convex rails 32 which are matched with the guide grooves 13, and the two cushion block convex rails 32 are respectively in clearance fit in the two guide grooves 13.
In this embodiment, the left and right sides of each assembly groove 12 is provided with a guide groove 13 respectively, and the bottom surface of the cushion block 3 has cushion block convex rails 32 arranged from left to right, and two cushion block convex rails 32 are in clearance fit with two guide grooves 13, so that the sliding stability of the cushion block 3 is improved.
The pad rails 32 may be integrally provided on the bottom surface of the pad 3.
In one embodiment, as shown in fig. 1 to 4, the base 1 has a plurality of support legs 11 at the bottom thereof for supporting the base 1, and a space is formed at the lower portion of the base 1 for installing the driving mechanism 4, etc.
The support legs 11 may be plate-shaped legs, telescopic legs, or the like.
In one embodiment, as shown in fig. 2-3, a reinforcing plate 22 is connected between the supporting plate 2 and the base 1, and the reinforcing plate 22 is located at the rear side of the supporting plate 2, so that the connection stability of the supporting plate 2 and the base 1 is improved. The reinforcing plate 22 is welded between the support plate 2 and the base 1, or the reinforcing plate 22 and the support plate 2 are integrally formed with the base 1.
In one embodiment, as shown in fig. 9, the upper surface of the cushion block 3 has a limiting groove 33, the limiting groove 33 penetrates through the left and right side surfaces of the cushion block 3, and the hub 6 is placed in the limiting groove 33 to limit the forward and backward movement of the hub 6.
In one embodiment, as shown in fig. 10, the limiting groove 33 is provided with an elastic pad 34 for protecting the hub 6. The resilient pad 34 may be a rubber pad. An elastic pad may also be provided in the arc-shaped groove 21, as desired.
Therefore, the half shaft is supported by the arc-shaped groove in the supporting plate, the wheel hub is supported by the cushion block on the base, the half shaft does not need to be in contact with the ground, the half shaft and the wheel hub can be kept stable, and maintenance personnel can maintain the half shaft conveniently.
According to the needs, the above technical schemes can be combined to achieve the best technical effect.
The foregoing is considered as illustrative only of the principles and preferred embodiments of the utility model. It should be noted that, for those skilled in the art, several other modifications can be made on the basis of the principle of the present invention, and the protection scope of the present invention should be regarded.
Claims (10)
1. A hub half shaft supporting device is characterized by comprising a base and a supporting plate arranged on the base;
the supporting plate vertically extends upwards on the base, and an arc-shaped groove for placing a half shaft is formed in the upper portion of the supporting plate;
cushion blocks for supporting the wheel hub are arranged on the base at intervals, and the cushion blocks are upwards protruded on the base;
the two cushion blocks are arranged on the front side of the supporting plate and are arranged in bilateral symmetry with the center line of the arc-shaped groove.
2. The hub axle shaft support arrangement of claim 1, wherein said spacer is slidably disposed fore and aft on said base;
and a driving mechanism for driving the cushion block to do linear reciprocating motion is arranged between the base and the cushion block.
3. The hub axle shaft support device of claim 2, wherein two fore-and-aft extending assembly slots are provided on the base at the front side of the support plate;
each cushion block is respectively positioned above one assembling groove, and the width of each cushion block is greater than that of each assembling groove;
the driving mechanism penetrates through the assembling groove and is connected with the cushion block; or the driving mechanism is arranged in the assembling groove and connected with the cushion block.
4. The hub axle shaft support arrangement of claim 3, wherein the drive mechanism includes a drive motor, a drive shaft, a drive gear and a fixed rack gear;
the groove walls on the left side and the right side of the assembly groove are respectively provided with one fixed rack;
the transmission shaft penetrates through the assembling groove, and the upper end of the transmission shaft is connected with the cushion block through a bearing;
the transmission gear is arranged on the transmission shaft and can rotate integrally with the transmission shaft;
the transmission gear is positioned in the assembly groove and is meshed with the fixed rack;
the driving motor is arranged below the assembling groove, and an output shaft of the driving motor is connected with the lower end of the transmission shaft.
5. The hub axle shaft support arrangement of claim 3, wherein said drive mechanism includes a piston mounted in said mounting slot;
the cylinder barrel of the piston is arranged at the front end of the assembling groove, and the piston rod of the piston extends towards the supporting plate;
the bottom of the cushion block is provided with a cushion block assembling part in clearance fit with the assembling groove, and the piston rod is connected with the cushion block assembling part.
6. The hub axle shaft supporting device according to claim 3, wherein a guide groove is provided on each of left and right sides of the fitting groove on the upper surface of the base;
the bottom surface of the cushion block is provided with two cushion block convex rails matched with the guide grooves, and the two cushion block convex rails are respectively in clearance fit in the two guide grooves.
7. The hub axle shaft support arrangement of any one of claims 1-6, wherein the base has a plurality of support legs at a bottom thereof.
8. The hub axle shaft support arrangement of any one of claims 1-6, wherein a reinforcement plate is connected between the support plate and the base, the reinforcement plate being located rearward of the support plate.
9. The hub axle shaft supporting device according to any one of claims 1 to 6, wherein the cushion block has a stopper groove on an upper surface thereof, the stopper groove penetrating left and right side surfaces of the cushion block.
10. The hub axle shaft support arrangement of claim 9, wherein the retaining groove is fitted with a resilient pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120678848.5U CN215318180U (en) | 2021-04-01 | 2021-04-01 | Hub half-shaft supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120678848.5U CN215318180U (en) | 2021-04-01 | 2021-04-01 | Hub half-shaft supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215318180U true CN215318180U (en) | 2021-12-28 |
Family
ID=79592552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120678848.5U Active CN215318180U (en) | 2021-04-01 | 2021-04-01 | Hub half-shaft supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215318180U (en) |
-
2021
- 2021-04-01 CN CN202120678848.5U patent/CN215318180U/en active Active
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