CN215558782U - Side shifting device of forklift and three-way stacking forklift - Google Patents
Side shifting device of forklift and three-way stacking forklift Download PDFInfo
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- CN215558782U CN215558782U CN202120912771.3U CN202120912771U CN215558782U CN 215558782 U CN215558782 U CN 215558782U CN 202120912771 U CN202120912771 U CN 202120912771U CN 215558782 U CN215558782 U CN 215558782U
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Abstract
The utility model relates to a side shift device of a forklift and a three-way stacking forklift, comprising: a first drive source; the transmission assembly comprises a side shift transmission gear and a transmission shaft, and the first driving source drives the side shift transmission gear to rotate; the engagement assembly comprises a transmission shaft, a first lateral movement gear and a second lateral movement gear, the first lateral movement gear and the second lateral movement gear are respectively engaged with the two racks on the frame, the lateral movement transmission gear is connected with the transmission shaft, and the first lateral movement gear and the second lateral movement gear are both connected with the transmission shaft; the first driving source drives the transmission shaft to rotate so as to drive the first side shifting gear and the second side shifting gear to synchronously rotate, and the first side shifting gear and the second side shifting gear are meshed with the rack to realize fork translation. The device has compact structure, good stability and low energy consumption.
Description
Technical Field
The utility model relates to the technical field of forklifts, in particular to a side shifting device of a forklift and a three-way stacking forklift.
Background
Nowadays, warehouse logistics are developed rapidly, and logistics warehouse demand is more and more, and as commodity circulation equipment fork truck of goods storage and transfer, be the main user equipment of modern logistics, along with land resource is more and more scarce, the price is higher and higher.
The existing forklift is poor in stability, large in size and large in occupied space.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the utility model is to overcome the technical defects of poor stability, large volume and large occupied space of the forklift in the prior art.
In order to solve the above technical problem, the present invention provides a side shift device of a forklift, which is provided on a frame of a vehicle body, and includes:
a first drive source;
the transmission assembly comprises a side shift transmission gear and a transmission shaft, and the first driving source drives the side shift transmission gear to rotate;
the engagement assembly comprises a transmission shaft, a first lateral movement gear and a second lateral movement gear, the first lateral movement gear and the second lateral movement gear are respectively engaged with the two racks on the frame, the lateral movement transmission gear is connected with the transmission shaft, and the first lateral movement gear and the second lateral movement gear are both connected with the transmission shaft;
the first driving source drives the transmission shaft to rotate so as to drive the first side shifting gear and the second side shifting gear to synchronously rotate, and the first side shifting gear and the second side shifting gear are meshed with the rack to realize fork translation.
Preferably, the device further comprises a limiting assembly, wherein the limiting assembly comprises a first limiting piece, a second limiting piece, a third limiting piece and a fourth limiting piece;
the first lateral movement gear is positioned between the first limiting piece and the second limiting piece, and the second lateral movement gear is positioned between the third limiting piece and the fourth limiting piece;
the inner side surface of the first limiting part and/or the second limiting part is provided with a first roller, and the inner side surface of the third limiting part and/or the fourth limiting part is provided with a second roller.
Preferably, the first driving source is a motor.
Preferably, the first side shift gear and the second side shift gear are symmetrically disposed with respect to the transmission shaft.
The utility model discloses a three-way stacking forklift, which comprises a side shifting device of the forklift, and the side shifting device comprises:
the side shifter is connected with the first frame body to drive the first frame body to laterally shift, and the lifting assembly is arranged on the first frame body;
the lifting assembly comprises a second driving source, a chain wheel and a chain, the second driving source drives the chain wheel to lift, and the chain is wound on the chain wheel;
one end of the chain is fixed with the first frame body, and the other end of the chain is connected with the rotating assembly.
Preferably, the second driving source is a hydraulic cylinder.
Preferably, a piston rod of the hydraulic oil cylinder is connected with the chain wheel through a rotating shaft.
Preferably, the rotating assembly includes a first mounting seat fixedly disposed at one end of the chain, a third driving source for driving the rotating shaft to rotate, a rotating shaft, and a fork disposed on the rotating shaft.
Preferably, the rotating assembly further comprises a first rotating speed reducer, a rotating pinion, a rotating duplicate gear and a rotating gearwheel, the motion output end of the third driving source is connected with the first rotating speed reducer, the first rotating speed reducer is connected with the rotating pinion, the rotating pinion is meshed with the rotating duplicate gear, the rotating duplicate gear is meshed with the rotating gearwheel, and the rotating shaft is fixedly arranged on the rotating gearwheel.
Preferably, the third drive source is a rotating electric machine.
Compared with the prior art, the side shifting device of the forklift has the following advantages:
1. according to the utility model, the first driving source drives the transmission gear to rotate, the transmission gear is connected with the transmission shaft, so that the transmission shaft rotates under the action of the first driving source, the transmission shaft rotates to drive the first side shifting gear and the second side shifting gear to synchronously act, and the frame of the vehicle body is provided with two rows of racks, so that the whole side shifting device can be driven to laterally shift relative to the frame of the vehicle body when the first side shifting gear and the second side shifting gear rotate.
2. The side shifting device provided by the utility model abandons the traditional cantilever type layout structure, adopts the large-span arrangement of the upper side shifting gear and the lower side shifting gear, and has the advantages of good stability, uniform and small force, better structural strength, compact structure and small volume.
Compared with the prior art, the three-way stacking forklift has the following advantages:
1. according to the utility model, the lifting assembly is driven by the oil cylinder, is designed to be close to the first frame body and is not together with the rotating assembly, so that the stress is better and more reliable.
2. The lifting assembly comprises a second driving source, a chain wheel and a chain, wherein the second driving source drives the chain wheel to lift, and the chain is wound on the chain wheel. One end of the chain is fixed with the first frame body, and the other end of the chain is connected with the rotating assembly. The second driving source drives the chain wheel to do lifting action, the chain wheel rotates, and one end of the chain connected with the rotating assembly moves up and down, so that the rotating assembly does lifting action integrally.
3. Compared with the existing forklift, the forklift has the advantages of low energy consumption, compact structure, small volume, safety and reliability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
fig. 3 is a partially enlarged view of fig. 2 in a region a.
The specification reference numbers indicate: 10. a first drive source; 11. a first limit piece; 12. a second limiting member; 13. a third limiting member; 14. a fourth limiting member; 15. a first roller; 16. a second roller; 20. A first frame body; 21. a side shift transmission gear; 22. a drive shaft; 23. a first sideslip gear; 24. a second side shift gear; 30. a second drive source; 31. a sprocket; 32. a chain; 40. a third drive source; 41. A first rotary speed reducer; 42. a rotating pinion gear; 43. rotating the dual gear; 44. rotating the bull gear; 50. a rotating shaft; 60. a first mounting seat; 70. a fork.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1 to 3, disclosed is a side shift device of a forklift, which is provided on a frame of a vehicle body. The fork lift sideshift apparatus includes a first drive source 10, a drive assembly, and an engagement assembly.
The transmission assembly comprises a side shift transmission gear 21 and a transmission shaft 22, and a driving source drives the side shift transmission gear 21 to rotate.
The meshing component comprises a transmission shaft 22, a first side shift gear 23 and a second side shift gear 24, the first side shift gear 23 and the second side shift gear 24 are respectively meshed with the two racks on the frame, the transmission gear is connected with the transmission shaft 22, and the first side shift gear 23 and the second side shift gear 24 are both connected with the transmission shaft 22.
Wherein, the driving source drives the transmission shaft 22 to rotate so as to drive the first side shift gear 23 and the second side shift gear 24 to rotate synchronously, and the first side shift gear 23 and the second side shift gear 24 are engaged with the rack to realize the translation of the fork 70.
The working principle of the utility model is as follows: the first driving source 10 drives the transmission gear to rotate, the transmission gear is connected with the transmission shaft 22, so that under the action of the first driving source 10, the transmission shaft 22 rotates to drive the first side shifting gear 23 and the second side shifting gear 24 to synchronously act, two rows of racks are arranged on a frame of the vehicle body, and when the first side shifting gear 23 and the second side shifting gear 24 rotate, the whole side shifting device can be driven to laterally shift relative to the frame of the vehicle body.
The utility model further comprises a limiting assembly, wherein the limiting assembly comprises a first limiting piece 11, a second limiting piece 12, a third limiting piece 13 and a fourth limiting piece 14.
The first side shift gear 23 is located between the first limiting member 11 and the second limiting member 12, and the second side shift gear 24 is located between the third limiting member 13 and the fourth limiting member 14. The first limiting member 11 and the second limiting member 12 are matched, so that the side shifter can stably move along the vehicle body frame.
A first roller 15 is disposed on an inner side surface of the first limiting member 11 and/or the second limiting member 12, and a second roller 16 is disposed on an inner side surface of the third limiting member 13 and/or the fourth limiting member 14. By providing the first roller 15 and the second roller 16, friction between the side shift device and the vehicle body frame can be reduced.
The first driving source 10 is a motor. The speed reducer can be installed on the motor, and the whole movement of the side moving device can be realized through the driving of the motor. The second limiting member 12 can be a housing, and the first driving source 10 is disposed in the housing, so that the whole side shifter is more compact.
The first side shift gear 23 and the second side shift gear 24 are symmetrically arranged with respect to the transmission shaft 22, so that the side shift apparatus has better structural stability.
The utility model also discloses a three-way stacking forklift which comprises the side shifting device of the forklift, and the three-way stacking forklift further comprises a first frame body 20, a lifting assembly and a rotating assembly.
The side shifter is connected with first support body 20 in order to drive first support body 20 side to move, and lifting unit sets up on first support body 20.
The lifting assembly comprises a second driving source 30, a chain wheel 31 and a chain 32, wherein the second driving source 30 drives the chain wheel 31 to lift, and the chain 32 is wound on the chain wheel 31. One end of the chain 32 is fixed to the first frame 20, and the other end of the chain 32 is connected to the rotating assembly. The second driving source 30 drives the chain wheel 31 to perform a lifting operation, the chain wheel 31 rotates, and the end of the chain 32 connected with the rotating assembly moves up and down, so that the rotating assembly performs a lifting operation as a whole.
The second drive source 30 is a hydraulic cylinder. The piston rod of the hydraulic oil cylinder is connected with the chain wheel 31 through a rotating shaft.
The rotating assembly includes a first mounting seat 60, a third driving source 40, a rotating shaft 50, and a fork 70, the first mounting seat 60 is fixedly disposed with one end of the chain 32, the third driving source 40 drives the rotating shaft 50 to rotate, and the fork 70 is disposed on the rotating shaft 50. The rotation of the fork 70 is realized by the driving of the third driving source 40.
The rotating assembly further comprises a first rotating speed reducer 41, a rotating pinion gear 42, a rotating duplicate gear 43 and a rotating bull gear 44, the movement output end of the third driving source 40 is connected with the first rotating speed reducer 41, the first rotating speed reducer 41 is connected with the rotating pinion gear 42, the rotating pinion gear 42 is meshed with the rotating duplicate gear 43, the rotating duplicate gear 43 is meshed with the rotating bull gear 44, and the rotating shaft 50 is fixedly arranged with the rotating bull gear 44. The third driving source 40 is a rotating electric machine. The rotation of the rotating shaft 50 can be realized by the driving of the third driving source 40 and the transmission of the rotating pinion 42, the rotating duplicate gear 43 and the rotating gearwheel 44, and the rotation of the rotating shaft 50 can realize the rotation of the pallet fork 70180 degrees.
The utility model has the following advantages:
1. the side shifter and the rotating assembly are both in electric transmission, and compared with a hydraulic transmission mode, the side shifter and the rotating assembly are smooth in electric transmission, free of impact, high in speed, low in energy consumption and safe.
2. In the utility model, the lifting assembly is driven by the oil cylinder, is designed to be close to the first frame body 20 and is not together with the rotating assembly, so that the stress is better and more reliable.
3. The lateral movement and rotation are realized by using the traditional hydraulic transmission, the current is large, the energy consumption is high, the noise is high, the internal leakage is large, the endurance capacity of the forklift is poor, the position precision cannot be accurately controlled, and the development of the AGV is limited. In the utility model, the electric fork head is used for replacing the traditional hydraulic transmission to realize the functions of lateral movement and rotation of the pallet fork 70, thereby greatly saving the current of the fork head during working, saving at least 50 percent of energy consumption compared with hydraulic pressure, increasing the cruising ability of the forklift during working with the same configured battery capacity, improving the storage efficiency of a warehouse and reducing the use cost of the forklift; the noise of the fork head during working is reduced; the position of the forks 70 can be controlled more accurately due to the absence of internal hydraulic leakage; meanwhile, a better control environment is provided for the control of the follow-up forklift AGV, the control is simpler, and the control precision is higher; the difficulty is reduced for the structural design of the whole vehicle and the circuit design.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.
Claims (9)
1. A side shifter of a forklift provided on a frame of a vehicle body, comprising:
a first drive source;
the transmission assembly comprises a side shift transmission gear and a transmission shaft, and the first driving source drives the side shift transmission gear to rotate;
the engagement assembly comprises a transmission shaft, a first lateral movement gear and a second lateral movement gear, the first lateral movement gear and the second lateral movement gear are respectively engaged with the two racks on the frame, the lateral movement transmission gear is connected with the transmission shaft, and the first lateral movement gear and the second lateral movement gear are both connected with the transmission shaft;
the first driving source drives the transmission shaft to rotate so as to drive the first side shifting gear and the second side shifting gear to synchronously rotate, and the first side shifting gear and the second side shifting gear are meshed with the rack so as to realize the translation of the pallet fork; the limiting component comprises a first limiting part, a second limiting part, a third limiting part and a fourth limiting part;
the first lateral movement gear is positioned between the first limiting piece and the second limiting piece, and the second lateral movement gear is positioned between the third limiting piece and the fourth limiting piece;
the inner side surface of the first limiting part and/or the second limiting part is provided with a first roller, and the inner side surface of the third limiting part and/or the fourth limiting part is provided with a second roller.
2. The side shift device of a forklift as recited in claim 1, wherein the first drive source is a motor.
3. The side shift apparatus of a forklift as recited in claim 1, wherein the first side shift gear and the second side shift gear are symmetrically disposed with respect to the transmission shaft.
4. A three-way stacking forklift comprising the side shifting apparatus of the forklift of any one of claims 1-3, comprising:
the side shifter is connected with the first frame body to drive the first frame body to laterally shift, and the lifting assembly is arranged on the first frame body;
the lifting assembly comprises a second driving source, a chain wheel and a chain, the second driving source drives the chain wheel to lift, and the chain is wound on the chain wheel;
one end of the chain is fixed with the first frame body, and the other end of the chain is connected with the rotating assembly.
5. A three-way stacking forklift as recited in claim 4, wherein said second drive source is a hydraulic ram.
6. A three-way stacking forklift as claimed in claim 5, wherein the piston rod of said hydraulic ram is connected to said sprocket by a shaft.
7. A three-way stacking forklift as recited in claim 4, wherein said swivel assembly includes a first mounting block fixedly disposed with one end of said chain, a third drive source for driving said swivel shaft to rotate, and a fork disposed on said swivel shaft.
8. The three-way stacking forklift of claim 7, wherein said rotating assembly further comprises a first rotary reduction gear, a rotary pinion gear, a rotary duplicate gear and a rotary bull gear, said motion output of said third drive source being connected to said first rotary reduction gear, said first rotary reduction gear being connected to said rotary pinion gear, said rotary pinion gear being engaged to said rotary duplicate gear, said rotary duplicate gear being engaged to said rotary bull gear, said rotary shaft being fixedly disposed to said rotary bull gear.
9. A three-way stacking forklift as recited in claim 7, wherein said third drive source is a rotary motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120912771.3U CN215558782U (en) | 2021-04-29 | 2021-04-29 | Side shifting device of forklift and three-way stacking forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120912771.3U CN215558782U (en) | 2021-04-29 | 2021-04-29 | Side shifting device of forklift and three-way stacking forklift |
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| Publication Number | Publication Date |
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| CN215558782U true CN215558782U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120912771.3U Active CN215558782U (en) | 2021-04-29 | 2021-04-29 | Side shifting device of forklift and three-way stacking forklift |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113044768A (en) * | 2021-04-29 | 2021-06-29 | 苏州先锋物流装备科技有限公司 | Side shifting device of forklift and three-way stacking forklift |
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2021
- 2021-04-29 CN CN202120912771.3U patent/CN215558782U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113044768A (en) * | 2021-04-29 | 2021-06-29 | 苏州先锋物流装备科技有限公司 | Side shifting device of forklift and three-way stacking forklift |
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