CN208178896U - A kind of rim bolt hold-down mechanism - Google Patents
A kind of rim bolt hold-down mechanism Download PDFInfo
- Publication number
- CN208178896U CN208178896U CN201820423452.4U CN201820423452U CN208178896U CN 208178896 U CN208178896 U CN 208178896U CN 201820423452 U CN201820423452 U CN 201820423452U CN 208178896 U CN208178896 U CN 208178896U
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- Prior art keywords
- rim bolt
- down mechanism
- fastener
- rim
- bolt
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Abstract
The utility model provides a kind of hold-down mechanism of rim bolt, belongs to the wheel-side reduction device technical field of driving bridge for engineering machinery；Including pedestal, rotating mechanism and support component；The rotating mechanism is mounted on pedestal side, and mutually fixes therewith；The support component is mounted on the pedestal other side, and mutually fixes therewith, and a rim bolt can be placed in support component；Hub unit is mounted on rotating mechanism, and can circumferencial direction rotation, as soon as often turning to a rim bolt position, press machine can suppress a rim bolt.The hold-down mechanism structure of the utility model is simple, and cooperation is of less demanding, easy to process, low in cost, during the work time, easy to operation, easy to assembly laborsaving, reduces labor intensity, shortens assembly time, substantially increases the working efficiency of assembly.
Description
Technical field
The utility model relates to a kind of hub reduction gear mechanisms of driving bridge for engineering machinery, two-wheeled side especially on drive axle
The rim bolt hold-down mechanism of braking.
Background technique
On construction machinery industry, loading machine quantity is continuously increased, two drive axles in assembly front and back, drive axle on loading machine
Quantity be also continuously increased, the deceleration device of drive axle wheel edge, the rim nut screw-down torque on wheel hub is 500-585N.m, wheel
The screw-down torque of rim bolt is larger, and quantity is more, and it is all manually to use in the past that a bridge two-wheeled side, which amounts to 38 rim bolts,
Spanner is tightened, and more arduously, and is also easy to twist sometimes bad, in order to reduce the labor intensity of worker, is improved assembly efficiency, this knot
Structure provides the compression that a set of new hold-down mechanism carries out rim bolt.
Summary of the invention
The technical problem to be solved by the utility model is to overcome the deficiency of the above-mentioned prior art, a kind of structure letter is provided
Single, effective rim bolt hold-down mechanism.
The utility model is realized with following technical solution:
A kind of rim bolt hold-down mechanism, including pedestal, rotating mechanism and support component；The rotating mechanism is mounted on bottom
Seat side, and mutually fix therewith；The support component is mounted on the pedestal other side, and mutually fixes therewith, the energy in support component
Enough place a rim bolt；Hub unit is mounted on rotating mechanism, and can circumferencial direction rotation, often turn to a wheel
Rim bolt location, press ram can suppress a rim bolt.
Preferably, the rotating mechanism includes bearing block, pallet and positioning disk；The bearing block underrun fastener
I is connected with pedestal, and the pallet is mounted on bearing block top surface, and is equipped with tapered roller bearing therebetween, so that support
Disk being capable of circumferencial direction rotation；It is connected by fastener II with positioning disk above the pallet；The upper seam allowance of the positioning disk
It is connected with the bearing outer ring in hub unit, plays positioning action.
Preferably, seam allowance intersection in the positioning disk upper end is 34 o.
Preferably, the fastener I is several M12X40 bolts.
Preferably, the fastener II is several M10X25 bolts A.
Preferably, the positioning disk is equipped with fastener III, can be as lubrication lower part circle when removing the fastener III
The pouring orifice of taper roller bearing.
Preferably, the fastener III is several M8X25 bolt Bs.
Preferably, the support component is the soldering member welded together by chassis and supporting block；Wherein, the chassis
It is connected by fastener IV with pedestal, the supporting block is equipped with notch, convenient for placing a rim bolt.
Preferably, the fastener IV is several M12X35 soket head cap screws.
The utility model the utility model has the advantages that
The hold-down mechanism structure of the utility model is simple, and cooperation is of less demanding, easy to process, low in cost, in new allotment of labor
It is easy to operation during work, it is easy to assembly laborsaving, the labor intensity of worker is reduced, shortens assembly time, substantially increases
The efficiency of assembly.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the welding schematic diagram of support component；
Fig. 3 is the main view of the utility model positioning disk；
Fig. 4 is the press fitting rim bolt assembling schematic diagram of the utility model.
In figure: 1, pedestal 2, bearing, 3, M12X40 bolt, 4, tapered roller bearing, 5, support component 6, six in M12X35
Angle screw, 7, pallet, 8, positioning disk, 9, M8X25 bolt B, 10, M10X25 bolt A, 11, chassis, 12, supporting block, 13, wheel hub
Component, 14, rim bolt.
Specific embodiment
The utility model is described further with reference to the accompanying drawing.
As shown in Figures 1 to 4, a kind of rim bolt hold-down mechanism, including pedestal 1, rotating mechanism and support component 5；Rotation
Rotation mechanism is mounted on 1 side of pedestal, and mutually fixes therewith；Support component 5 is mounted on 1 other side of pedestal, and mutually fixes therewith,
A rim bolt 14 can be placed in support component 5；Hub unit 13 is mounted on rotating mechanism, and being capable of circumferencial direction turn
Dynamic, as soon as often turning to 14 position of a rim bolt, press ram can suppress a rim bolt 14.
As shown in Figure 1, rotating mechanism includes bearing block 2, pallet 7 and positioning disk 8；2 underrun of bearing block is multiple
M12X40 bolt 3 is connected with pedestal 1, is connected below pedestal 1 with press bench, and the material of pedestal 1 is Q235A steel
Plate.Pallet 7 is mounted on 2 top surface of bearing block, and is equipped with tapered roller bearing 4 therebetween, enables 7 circumference side of pallet
To rotation；Pallet 7 is connected by several M10X25 bolt A10 with positioning disk 8 above；The upper seam allowance and wheel hub of positioning disk 8
Bearing outer ring in component 13 is connected, and plays positioning action；It is additionally provided with two M8X25 bolt Bs 9 on positioning disk 8, removes
It, can be as the pouring orifice of lubrication lower cone roller bearing 4 when M8X25 bolt B 9.
As shown in figure 3, the intersection of 8 upper end seam allowance of positioning disk is 34 o, assembled well convenient for having assembled bearing outer ring on wheel hub.It is fixed
The material of position disk 8 is No. 45 steel, and heat treatment quenching and tempering hardness is 255-285HB.
As shown in Fig. 2, support component 5 is the soldering member welded together by chassis 11 and supporting block 12；Modifier treatment is hard
Degree is 255-285HB.Chassis 11 is connected by several M12X35 soket head cap screws 6 with pedestal 1, and supporting block 12 is equipped with slot
Mouthful, convenient for placing a rim bolt 14.
As shown in figure 4, the utility model is in normal operation, rim bolt hold-down mechanism is fixed on press machine work
Make on platform, the above-mentioned hub unit 13 assembled is placed on positioning disk 8, rim bolt 14 is placed on the notch position of support component 5
Place is set, hub unit 13 can be rotated with circumferencial direction, often turn to a rim bolt position, pressing can suppress for compressing head
One rim bolt 14, the screw-down torque of rim bolt 14 is larger, and a bridge total needs to suppress 38 spiral shell rim bolts.
The hold-down mechanism structure of the utility model is simple, and during assembly work, operation is simple, province easy to assembly
Power greatly reduces the labor intensity of worker, shortens assembly time, improves the efficiency of assembly.
The above is only the preferred embodiments of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching should also be as the protection for being considered as the utility model.
Claims (9)
1. a kind of rim bolt hold-down mechanism, it is characterised in that: including pedestal (1), rotating mechanism and support component (5)；
The rotating mechanism is mounted on pedestal (1) side, and mutually fixes therewith；
The support component (5) is mounted on pedestal (1) other side, and mutually fixes therewith, can place one in support component (5)
A rim bolt (14)；
Hub unit (13) is mounted on rotating mechanism, and can circumferencial direction rotation, often turn to a rim bolt position,
Press machine can suppress a rim bolt (14).
2. a kind of rim bolt hold-down mechanism according to claim 1, it is characterised in that: the rotating mechanism includes bearing
Seat (2), pallet (7) and positioning disk (8)；
Bearing block (2) the underrun fastener I is connected with pedestal (1), and the pallet (7) is mounted on bearing block (2) top
Face, and tapered roller bearing (4) are installed therebetween, so that pallet (7) being capable of circumferencial direction rotation；The pallet (7)
It is connected above by fastener II with positioning disk (8)；The upper seam allowance and the bearing in hub unit (13) of the positioning disk (8)
Outer ring is connected, and plays positioning action.
3. a kind of rim bolt hold-down mechanism according to claim 2, it is characterised in that: stop positioning disk (8) upper end
Mouth intersection is 34 o.
4. a kind of rim bolt hold-down mechanism according to claim 2, it is characterised in that: the fastener I is several
M12X40 bolt (3).
5. a kind of rim bolt hold-down mechanism according to claim 2, it is characterised in that: the fastener II is several
M10X25 bolt A(10).
6. a kind of rim bolt hold-down mechanism according to claim 2, it is characterised in that: the positioning disk (8) is equipped with
Fastener III can be as the pouring orifice of lubrication lower cone roller bearing (4) when removing the fastener III.
7. a kind of rim bolt hold-down mechanism according to claim 6, it is characterised in that: the fastener III is several
M8X25 bolt B (9).
8. a kind of rim bolt hold-down mechanism according to claim 1, it is characterised in that: the support component (5) be by
The soldering member that chassis (11) and supporting block (12) weld together；
Wherein, the chassis (11) is connected by fastener IV with pedestal (1), and the supporting block (12) is equipped with notch, just
In one rim bolt (14) of placement.
9. a kind of rim bolt hold-down mechanism according to claim 8, it is characterised in that: the fastener IV is several
M12X35 soket head cap screw (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820423452.4U CN208178896U (en) | 2018-03-28 | 2018-03-28 | A kind of rim bolt hold-down mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820423452.4U CN208178896U (en) | 2018-03-28 | 2018-03-28 | A kind of rim bolt hold-down mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208178896U true CN208178896U (en) | 2018-12-04 |
Family
ID=64438886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820423452.4U Active CN208178896U (en) | 2018-03-28 | 2018-03-28 | A kind of rim bolt hold-down mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208178896U (en) |
-
2018
- 2018-03-28 CN CN201820423452.4U patent/CN208178896U/en active Active
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