CN205615578U - Connection structure of fork truck knuckle and swizzle - Google Patents
Connection structure of fork truck knuckle and swizzle Download PDFInfo
- Publication number
- CN205615578U CN205615578U CN201620358731.8U CN201620358731U CN205615578U CN 205615578 U CN205615578 U CN 205615578U CN 201620358731 U CN201620358731 U CN 201620358731U CN 205615578 U CN205615578 U CN 205615578U
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- stub
- seat
- swizzle
- knuckle
- bearing
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Abstract
The utility model relates to a connection structure of fork truck knuckle and swizzle, including the pontic, have the knuckle of vertical through -hole and set up the swizzle in vertical through -hole, be equipped with swizzle seat and lower swizzle seat on the swizzle, the upper end of swizzle rotationally sets in last swizzle seat, it accomodates the hole to be equipped with down in the swizzle seat down, during the hole is accomodate under in to the lower extreme holding of swizzle, vertical through -hole is the bell mouth, the swizzle corresponds the bell mouth and is equipped with toper portion, be equipped with the bearing under and between the swizzle seat at the knuckle, the lower extreme of swizzle passes the bearing, be equipped with screw thread portion and set the nut in screw thread portion at the lower extreme of swizzle, the nut is replaced and is circled in the bearing. Adopt the technical scheme of the utility model afterwards, swizzle and knuckle carry out taper fit through toper portion and bell mouth, and in the use, swizzle and knuckle be axial displacement relatively not, does not have the wearing and tearing clearance, can guarantee swizzle and knuckle and normally work for a long time.
Description
Technical field
This utility model belongs to fork truck technical field, is specifically related to the connection of a kind of forklift steering knuckle and stub
Structure.
Background technology
The forklift steering bridge of prior art, include pontic, oil cylinder, two connecting rods, two knuckles, two
Wheel hub, two stubs, described pontic arranged on left and right sides is installed with stub seat and twice stub seats on two respectively,
Be respectively provided with needle bearing or copper sheathing in described each stub bore, described two knuckles by two stubs with
Pontic is connected, and described oil cylinder two ends plug cock bar is connected to left and right knuckle by two connecting rods, and described two
Wheel hub is connected by two knuckles, and described oil cylinder is connected with forklift hydraulic system, and hydraulic system makes oil cylinder
Piston rod movement, thus drivening rod, stub, knuckle, wheel hub swing, it is achieved fork-truck steering.
Current is this, and stub can move axially by relative knuckle, can produce bigger abrasion to a certain extent
Gap, have impact on stub and normally works with knuckle.
In consideration of it, the present inventor carries out in-depth study to the problems referred to above, this case is then had to produce.
Utility model content
The purpose of this utility model is to provide one to ensure that stub and knuckle normal work for a long time
The forklift steering knuckle made and the attachment structure of stub.
In order to achieve the above object, the such technical scheme of this utility model employing:
The attachment structure of a kind of forklift steering knuckle and stub, including pontic, with the knuckle of vertical through holes
And the stub being arranged in vertical through holes, stub is provided with stub seat and lower stub seat, stub
Upper end is disposed in stub seat rotationally, is provided with lower reception hole, the lower end of stub in lower stub seat
Being placed in lower reception hole, vertical through holes is bellmouth, and stub correspondence bellmouth is provided with tapered portion,
Being provided with bearing between knuckle and lower stub seat, the lower end of stub passes bearing, sets in the lower end of stub
Having threaded portion and the nut being disposed on threaded portion, nut is supported on the inner ring of bearing.
As a kind of optimal way of the present utility model, set between the inner ring of described nut and described bearing
There is pad.
As a kind of optimal way of the present utility model, the aperture of described bellmouth is from described upper stub seat
It is gradually reduced to described lower stub seat.
As a kind of optimal way of the present utility model, set between described knuckle and described upper stub seat
There is packing ring.
As a kind of optimal way of the present utility model, described upper stub seat is provided with reception hole, institute
State corresponding upper reception hole on stub seat and be provided with upper cover, corresponding described lower storage on described lower stub seat
Hole is provided with lower capping.
As a kind of optimal way of the present utility model, described bearing is cone bearing.
As a kind of equivalent embodiments, the utility model proposes the company of a kind of forklift steering knuckle and stub
Access node structure, it includes pontic, with the knuckle of vertical through holes and the master that is arranged in vertical through holes
Pin, stub is provided with stub seat and lower stub seat, and the lower end of stub is disposed in lower stub rotationally
In Zuo, being provided with reception hole in upper stub seat, the upper end of stub is placed in reception hole, vertically leads to
Hole is bellmouth, and stub correspondence bellmouth is provided with tapered portion, is provided with between knuckle and upper stub seat
Bearing, the upper end of stub passes bearing, is provided with threaded portion in the upper end of stub and is disposed on threaded portion
Nut, nut is supported on the inner ring of bearing.
As a kind of optimal way of the present utility model, set between the inner ring of described nut and described bearing
Having pad, the aperture of described bellmouth is gradually reduced to described upper stub seat from described lower stub seat.
After using the technical solution of the utility model, stub is entered by tapered portion and bellmouth with knuckle
Row taper fit, in use, stub will not move to axial with knuckle, there is not mill
Damage gap, it is possible to ensure that stub the most normally works with knuckle.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
In figure:
10-pontic 20-knuckle
21-bellmouth 30-stub
31-tapered portion 32-nut
Stub seat on 33-pad 40-
Stub seat under 41-upper cover 50-
51-reception hole 52-lower cover
60-bearing 61-inner ring
70-wheel hub 80-packing ring
Detailed description of the invention
In order to the technical solution of the utility model is explained further, it is described in detail below in conjunction with the accompanying drawings.
With reference to the attachment structure of Fig. 1, a kind of forklift steering knuckle and stub, including pontic 10, with vertically
The knuckle 20 of through hole 21 and the stub 30 being arranged in vertical through holes 21, knuckle 20 and wheel
Hub 70 connects.Stub 30 is provided with stub seat 40 and lower stub seat 50, and the upper end of stub 30 can
It is disposed in rotationally in stub seat 40, lower stub seat 50 is provided with lower reception hole 51, stub 30
Lower end is placed in lower reception hole 51, and vertical through holes 21 is bellmouth, and the corresponding bellmouth of stub 30 sets
There is tapered portion 31, between knuckle 20 and lower stub seat 50, be provided with bearing 60, stub 30 times
End, through bearing 60, is provided with threaded portion and the nut 32 being disposed on threaded portion in the lower end of stub 30,
Nut 32 is supported on the inner ring of bearing 60.
As a kind of optimal way of the present utility model, described nut 32 and the inner ring of described bearing 60
Being provided with pad 33 between 61, pad 33 is resisted against on inner ring 61.Use this structure, by screwing
Nut 32, can pull downward on stub 30 so that tapered portion 31 is a tight fit in bellmouth so that
Stub 30 and knuckle 20 in the course of the work will not relative movements.
As a kind of optimal way of the present utility model, the aperture of described bellmouth is from described upper stub seat
40 are gradually reduced to described lower stub seat 50.
As a kind of optimal way of the present utility model, described knuckle 20 and described upper stub seat 40
Between be provided with packing ring 80.
As a kind of optimal way of the present utility model, described upper stub seat 40 is provided with reception hole,
On described upper stub seat 40, corresponding upper reception hole is provided with upper cover 41, corresponding on described lower stub seat 50
Described lower reception hole 51 is provided with lower capping 52.Upper cover 41 and lower capping 42 are provided with oil nozzle,
In order to oil addition.
As a kind of optimal way of the present utility model, described bearing 60 is cone bearing.
As a kind of equivalent embodiments, it is with the difference of above-described embodiment: on stub
Threaded portion and nut are arranged in stub seat, specifically, and the connection knot of this forklift steering knuckle and stub
Structure, it includes pontic, with the knuckle of vertical through holes and the stub that is arranged in vertical through holes, main
Pin is provided with stub seat and lower stub seat, and the lower end of stub is disposed in lower stub seat rotationally,
Being provided with reception hole in upper stub seat, the upper end of stub is placed in reception hole, and vertical through holes is cone
Shape hole, stub correspondence bellmouth is provided with tapered portion, is provided with bearing between knuckle and upper stub seat,
The upper end of stub passes bearing, is provided with threaded portion and the nut being disposed on threaded portion in the upper end of stub,
Nut is supported on the inner ring of bearing.As a kind of optimal way of the present utility model, described nut with
Be provided with pad between the inner ring of described bearing, the aperture of described bellmouth from described lower stub seat to described
Upper stub seat is gradually reduced.
Product form of the present utility model is not limited to this case diagram and embodiment, and it is carried out by anyone
The suitably change of similar thinking or modification, all should be regarded as without departing from patent category of the present utility model.
Claims (8)
1. forklift steering knuckle and an attachment structure for stub, including pontic, turning with vertical through holes
To the stub saved and be arranged in vertical through holes, stub is provided with stub seat and lower stub seat, its
It is characterised by: the upper end of stub is disposed in stub seat rotationally, lower stub seat is provided with lower receipts
Receiving bore, the lower end of stub is placed in lower reception hole, and vertical through holes is bellmouth, stub correspondence taper
Hole is provided with tapered portion, is provided with bearing between knuckle and lower stub seat, and the lower end of stub passes bearing,
Be provided with threaded portion and the nut being disposed on threaded portion in the lower end of stub, nut is supported in bearing
On circle.
A kind of forklift steering knuckle the most as claimed in claim 1 and the attachment structure of stub, its feature exists
In: it is provided with pad between the inner ring of described nut and described bearing.
A kind of forklift steering knuckle the most as claimed in claim 2 and the attachment structure of stub, its feature exists
In: the aperture of described bellmouth is gradually reduced to described lower stub seat from described upper stub seat.
A kind of forklift steering knuckle the most as claimed in claim 3 and the attachment structure of stub, its feature exists
In: it is provided with packing ring between described knuckle and described upper stub seat.
A kind of forklift steering knuckle the most as claimed in claim 4 and the attachment structure of stub, its feature exists
In: described upper stub seat is provided with upper reception hole, and on described upper stub seat, corresponding upper reception hole is provided with
Capping, described lower stub seat is provided with lower capping in corresponding described lower reception hole.
A kind of forklift steering knuckle the most as claimed in claim 5 and the attachment structure of stub, its feature exists
In: described bearing is cone bearing.
7. forklift steering knuckle and an attachment structure for stub, including pontic, turning with vertical through holes
To the stub saved and be arranged in vertical through holes, stub is provided with stub seat and lower stub seat, its
It is characterised by: the lower end of stub is disposed in lower stub seat rotationally, is provided with receipts in upper stub seat
Receiving bore, the upper end of stub is placed in reception hole, and vertical through holes is bellmouth, stub correspondence taper
Hole is provided with tapered portion, is provided with bearing between knuckle and upper stub seat, and the upper end of stub passes bearing,
Be provided with threaded portion and the nut being disposed on threaded portion in the upper end of stub, nut is supported in bearing
On circle.
A kind of forklift steering knuckle the most as claimed in claim 7 and the attachment structure of stub, its feature exists
In: being provided with pad between the inner ring of described nut and described bearing, the aperture of described bellmouth is from described
Lower stub seat to described upper stub seat is gradually reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620358731.8U CN205615578U (en) | 2016-04-26 | 2016-04-26 | Connection structure of fork truck knuckle and swizzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620358731.8U CN205615578U (en) | 2016-04-26 | 2016-04-26 | Connection structure of fork truck knuckle and swizzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205615578U true CN205615578U (en) | 2016-10-05 |
Family
ID=57028281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620358731.8U Active CN205615578U (en) | 2016-04-26 | 2016-04-26 | Connection structure of fork truck knuckle and swizzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205615578U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108482482A (en) * | 2018-06-04 | 2018-09-04 | 湖北三环车桥有限公司 | A kind of automobile front axle knuckle and preceding shaft connection mechanism |
| CN116691828A (en) * | 2023-08-04 | 2023-09-05 | 临工重机股份有限公司 | Steering mechanism and mining car |
-
2016
- 2016-04-26 CN CN201620358731.8U patent/CN205615578U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108482482A (en) * | 2018-06-04 | 2018-09-04 | 湖北三环车桥有限公司 | A kind of automobile front axle knuckle and preceding shaft connection mechanism |
| CN116691828A (en) * | 2023-08-04 | 2023-09-05 | 临工重机股份有限公司 | Steering mechanism and mining car |
| CN116691828B (en) * | 2023-08-04 | 2023-10-27 | 临工重机股份有限公司 | Steering mechanism and mining car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |