CN106672862B - Hydraulic steering device applied to forward forklift - Google Patents
Hydraulic steering device applied to forward forklift Download PDFInfo
- Publication number
- CN106672862B CN106672862B CN201710078312.8A CN201710078312A CN106672862B CN 106672862 B CN106672862 B CN 106672862B CN 201710078312 A CN201710078312 A CN 201710078312A CN 106672862 B CN106672862 B CN 106672862B
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- Prior art keywords
- gear
- steering
- driving
- slewing bearing
- steering gear
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/07568—Steering arrangements
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Steering Control In Accordance With Driving Conditions (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Guiding Agricultural Machines (AREA)
- Power Steering Mechanism (AREA)
Abstract
The invention discloses a hydraulic steering device applied to a forward fork truck, which comprises: driving the support plate; the middle part of the driving support plate is provided with a through hole; a driving motor is arranged in the through hole; the front end and the rear end of the left side of the driving support plate are respectively provided with a rotating shaft and a hydraulic motor; the upper end of the rotating shaft is provided with a pinion, and the lower end of the rotating shaft is provided with an induction gear; a steering driven gear meshed with the pinion is arranged on the left side of the pinion; the steering driven gear is provided with a potentiometer and rotates along with the steering driven gear; a small steering gear is arranged below the hydraulic motor; the lower end of the driving motor is provided with a slewing bearing; the lower end of the slewing bearing is provided with a large steering gear and a gear box; the large steering gear is respectively meshed with the sensing gear and the small steering gear; the gear box is provided with a driving wheel; an inductance proximity switch is arranged on the right side of the driving support plate; the lower end of the large steering gear is provided with an induction plate which is positioned right below the inductive proximity switch and is matched with the inductive proximity switch. Through the mode, the invention has low manufacturing cost, can automatically slow down when turning, and improves the safety.
Description
Technical Field
The invention relates to an improvement of hydraulic steering on a forward forklift, in particular to hydraulic steering applied to the forward forklift, which has the advantages of simple structure, low manufacturing cost, automatic deceleration during steering and improvement of running safety.
Background
The forward fork truck is one kind of industrial truck and warehouse fork truck, and is one kind of forward fork truck for loading and unloading, stacking and short distance transportation of pallet cargo. For the transportation of large articles in storage, battery-powered is often used. Most of forward fork trucks in the current market are electronically steered, and the cost is high.
Disclosure of Invention
The hydraulic steering device mainly solves the technical problem of providing the hydraulic steering device which has a simple structure, is low in manufacturing cost, can automatically slow down when in steering and improves the driving safety and is applied to the forward fork truck.
In order to achieve the above purpose, the invention adopts the following technical scheme: a hydraulic steering system for use with a forward fork lift truck, comprising: driving the support plate; the middle part of the driving support plate is provided with a through hole; a driving motor penetrating through the through hole is arranged in the through hole; the front end of the left side of the driving support plate is provided with a rotating shaft, and the rear end of the left side is provided with a hydraulic motor; the upper end of the rotating shaft is provided with a pinion, and the lower end of the rotating shaft is provided with an induction gear; a steering driven gear meshed with the pinion is arranged on the left side of the pinion; the potentiometer is arranged on the steering driven gear and can rotate along with the steering driven gear; a small steering gear is arranged below the hydraulic motor; the lower end of the driving motor is provided with a slewing bearing; the lower end of the slewing bearing is provided with a large steering gear; the large steering gear is meshed with the sensing gear and the small steering gear respectively; a gear box is arranged below the large steering gear on the slewing bearing; the gear box is provided with a driving wheel; an inductance proximity switch is arranged on the right side of the driving support plate; the lower extreme of big steering gear is equipped with the induction plate, the induction plate sets up under inductance proximity switch, cooperatees with inductance proximity switch.
Preferably, the slewing bearing is arranged between the driving motor and the large steering gear; the driving motor passes through the through hole and is fixed on the outer ring of the slewing bearing; the driving support plate is fixed on the outer ring of the slewing bearing; the large steering gear is fixed on the inner ring of the slewing bearing, and the upper end of the gear box penetrates through the middle of the large steering gear to be fixed on the inner ring of the slewing bearing.
Preferably, notches are arranged at two ends of the induction plate.
The beneficial effects of the invention are as follows: the hydraulic steering device applied to the forward forklift is simple in structure and low in manufacturing cost, and can automatically reduce the speed during steering, so that the driving safety is improved.
Drawings
The technical scheme of the invention is further described below with reference to the accompanying drawings:
fig. 1 is a schematic view of a hydraulic steering structure applied to a forward forklift according to the present invention.
Fig. 2 is a schematic perspective view of another direction of hydraulic steering applied to a forward forklift according to the present invention.
Fig. 3 is a schematic structural view of an induction plate according to the present invention.
Wherein: 1. a pinion gear; 2. a potentiometer; 3. a steering driven gear; 4. an induction gear; 5. a large steering gear; 6. a gear box; 7. a driving wheel; 8. a small steering gear; 9. driving the support plate; 10. an inductive proximity switch; 11. a hydraulic motor; 12. a driving motor; 13. an induction plate; 14. and (5) a screw.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
Referring to fig. 1 to 3, an embodiment of the present invention includes:
in order to solve the technical problems, the invention adopts a technical scheme that the hydraulic steering device applied to the forward fork truck comprises: driving the support plate 9; the middle part of the driving support plate 9 is provided with a through hole; a driving motor 12 penetrating through the through hole is arranged in the through hole; the front end of the left side of the driving support plate 9 is provided with a rotating shaft, and the rear end of the left side is provided with a hydraulic motor 11; the upper end of the rotating shaft is provided with a pinion 1, and the lower end of the rotating shaft is provided with an induction gear 4; the left side of the pinion 1 is provided with a steering driven gear 3 meshed with the pinion; the potentiometer 2 is arranged on the steering driven gear 3, and the potentiometer 2 can rotate along with the steering driven gear 3; a small steering gear 8 is arranged below the hydraulic motor 11; a slewing bearing is arranged at the lower end of the driving motor 12; the lower end of the slewing bearing is provided with a large steering gear 5; the large steering gear 5 is meshed with the sensing gear 4 and the small steering gear 8 respectively; a gear box 6 is arranged below the large steering gear 5 on the slewing bearing; the gear box 6 is provided with a driving wheel 7; an inductance proximity switch 10 is arranged on the right side of the driving support plate 9; the lower end of the large steering gear 5 is provided with an induction plate 13; the induction plate 13 is fixed on the large steering gear 5 through a screw 14; notches are formed at two ends of the induction plate 13; the induction plate 13 is arranged right below the inductive proximity switch 10 and is matched with the inductive proximity switch 10.
The slewing bearing is arranged between the driving motor 12 and the large steering gear 5; the driving motor 12 passes through the through hole and is fixed on the outer ring of the slewing bearing; the driving support plate 9 is fixed on the outer ring of the slewing bearing; the large steering gear 5 is fixed on the inner ring of the slewing bearing, and the upper end of the gear box 6 passes through the middle part of the large steering gear 5 and is fixed on the inner ring of the slewing bearing.
A steering gear is arranged below the steering wheel of the vehicle, and an oil pipe is arranged between the steering gear and the hydraulic motor 11; when the vehicle is required to turn, a driver only needs to turn the steering wheel left and right, hydraulic oil enters the hydraulic motor 11 through an oil pipe, the hydraulic motor 11 starts to work, the small steering gear 8 is driven to rotate, the large steering gear 5 and the sensing plate 13 rotate, the driving wheel 7 is indirectly driven to rotate, and the vehicle turns; and the both ends of induction plate 13 are equipped with the breach, and at induction plate 13 pivoted in-process, the breach on induction plate 13 can be sensed to inductance proximity switch 10, and the vehicle turns to the speed reduction this moment.
The beneficial effects of the invention are as follows: the hydraulic steering device applied to the forward forklift is simple in structure and low in manufacturing cost, and can automatically reduce the speed during steering, so that the driving safety is improved.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the content of the present invention and to implement the same, but are not intended to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (2)
1. The hydraulic steering device applied to the forward forklift is characterized by comprising the following components: driving the support plate; the middle part of the driving support plate is provided with a through hole; a driving motor penetrating through the through hole is arranged in the through hole; the front end of the left side of the driving support plate is provided with a rotating shaft, and the rear end of the left side is provided with a hydraulic motor; the upper end of the rotating shaft is provided with a pinion, and the lower end of the rotating shaft is provided with an induction gear; a steering driven gear meshed with the pinion is arranged on the left side of the pinion; the potentiometer is arranged on the steering driven gear and can rotate along with the steering driven gear; a small steering gear is arranged below the hydraulic motor; the lower end of the driving motor is provided with a slewing bearing; the lower end of the slewing bearing is provided with a large steering gear; the large steering gear is meshed with the sensing gear and the small steering gear respectively; a gear box is arranged below the large steering gear on the slewing bearing; the gear box is provided with a driving wheel; an inductance proximity switch is arranged on the right side of the driving support plate; the lower end of the large steering gear is provided with an induction plate, and the induction plate is arranged right below the inductive proximity switch and is matched with the inductive proximity switch; notches are formed at two ends of the induction plate; and a steering gear is arranged below the forklift steering wheel, and an oil pipe is arranged between the steering gear and the hydraulic motor.
2. The hydraulic steering for use on a reach truck as set forth in claim 1, wherein: the slewing bearing is arranged between the driving motor and the large steering gear; the driving motor passes through the through hole and is fixed on the outer ring of the slewing bearing; the driving support plate is fixed on the outer ring of the slewing bearing; the large steering gear is fixed on the inner ring of the slewing bearing, and the upper end of the gear box penetrates through the middle of the large steering gear to be fixed on the inner ring of the slewing bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710078312.8A CN106672862B (en) | 2017-02-14 | 2017-02-14 | Hydraulic steering device applied to forward forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710078312.8A CN106672862B (en) | 2017-02-14 | 2017-02-14 | Hydraulic steering device applied to forward forklift |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106672862A CN106672862A (en) | 2017-05-17 |
| CN106672862B true CN106672862B (en) | 2023-10-13 |
Family
ID=58862280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710078312.8A Active CN106672862B (en) | 2017-02-14 | 2017-02-14 | Hydraulic steering device applied to forward forklift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106672862B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110589722A (en) * | 2019-09-25 | 2019-12-20 | 合肥搬易通科技发展有限公司 | Three-fulcrum multi-steering narrow roadway articulated forklift |
| CN110626995A (en) * | 2019-09-25 | 2019-12-31 | 合肥搬易通科技发展有限公司 | Four-fulcrum multi-steering narrow roadway articulated forklift |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103896188A (en) * | 2014-03-19 | 2014-07-02 | 苏州先锋物流装备科技有限公司 | Sit-on driving mode forward-moving piling car with canopy guard |
| CN103895694A (en) * | 2014-03-19 | 2014-07-02 | 苏州先锋物流装备科技有限公司 | Induction limiting electric steering device for piling car |
| CN104528595A (en) * | 2014-10-28 | 2015-04-22 | 苏州先锋物流装备科技有限公司 | Electronic steering type stand-on forward-moving piling car |
| CN104972831A (en) * | 2015-06-30 | 2015-10-14 | 苏州先锋物流装备科技有限公司 | Steering wheel device capable of adjusting buffering force |
| CN105346592A (en) * | 2015-11-10 | 2016-02-24 | 苏州先锋物流装备科技有限公司 | Universal drive module |
| CN206599409U (en) * | 2017-02-14 | 2017-10-31 | 苏州先锋物流装备科技有限公司 | A kind of fluid-link steering applied on reach truck |
-
2017
- 2017-02-14 CN CN201710078312.8A patent/CN106672862B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103896188A (en) * | 2014-03-19 | 2014-07-02 | 苏州先锋物流装备科技有限公司 | Sit-on driving mode forward-moving piling car with canopy guard |
| CN103895694A (en) * | 2014-03-19 | 2014-07-02 | 苏州先锋物流装备科技有限公司 | Induction limiting electric steering device for piling car |
| CN104528595A (en) * | 2014-10-28 | 2015-04-22 | 苏州先锋物流装备科技有限公司 | Electronic steering type stand-on forward-moving piling car |
| CN104972831A (en) * | 2015-06-30 | 2015-10-14 | 苏州先锋物流装备科技有限公司 | Steering wheel device capable of adjusting buffering force |
| CN105346592A (en) * | 2015-11-10 | 2016-02-24 | 苏州先锋物流装备科技有限公司 | Universal drive module |
| CN206599409U (en) * | 2017-02-14 | 2017-10-31 | 苏州先锋物流装备科技有限公司 | A kind of fluid-link steering applied on reach truck |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106672862A (en) | 2017-05-17 |
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