CN109970000A - A kind of screw nut driving tackling system - Google Patents
A kind of screw nut driving tackling system Download PDFInfo
- Publication number
- CN109970000A CN109970000A CN201910305252.8A CN201910305252A CN109970000A CN 109970000 A CN109970000 A CN 109970000A CN 201910305252 A CN201910305252 A CN 201910305252A CN 109970000 A CN109970000 A CN 109970000A
- Authority
- CN
- China
- Prior art keywords
- outer mast
- inner upright
- upright mounting
- screw rod
- driving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
- B66F9/122—Platforms; Forks; Other load supporting or gripping members longitudinally movable
-
- 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
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
- B66F9/24—Electrical devices or systems
Abstract
The invention discloses a kind of screw nut driving tackling systems, including outer mast, inner upright mounting, fork carriage, the inner upright mounting is slided up and down with the outer mast and is connect, the fork carriage is slided up and down with the inner upright mounting and is connect, the screw rod transmission portion for driving the inner upright mounting to slide up and down is equipped between the outer mast and the inner upright mounting, the chain drive portion for driving fork carriage to slide up and down is equipped between the outer mast and the fork carriage, inner upright mounting is driven to slide up and down on outer mast by motor and feed screw nut, whole system structure is simple, and without arranging fluid pressure line, the phenomenon that oil leak or permeability thus will not be generated, improve the stability of fork truck, and avoid pollution to ambient enviroment, and sprocket wheel chain drive system structure is simple, occupied space is smaller, and easy to maintain and maintenance.
Description
Technical field
The present invention relates to forklift door frame technical field, specifically a kind of screw nut driving tackling system.
Background technique
Tackling system is the device directly to work that fork truck carries out handling operation, and the discharging of cargo, stacking are finally complete by its
At so it is the most important component part of fork truck.The main bound edge door frame of present forklift hoisting system and drive door frame fortune
Dynamic oil cylinder, portal frame system mainly include outer mast, inner upright mounting, and what it is for three door frames further includes middle door frame, lifting outer mast
It is fixedly connected on fork truck body vertical direction, inner upright mounting slides up and down on outer mast using hydraulic cylinder as power, thus can
With reach by cargo lifted or side under.
Since the power source of the work of pallet fork is hydraulic cylinder, thus need to arrange multiple hydraulic cylinders and fluid pressure line system
System, it is larger to the pressure of hydraulic system since fork truck negative pressure is larger during actual use, thus often will appear leakage
The phenomenon that oil, permeability, not only the work of fork truck is impacted, but also under to the higher working environment of environmental requirement, can also
Working environment is polluted, such as food, medicine, biotechnology are to the higher workplace of environmental requirement.
Summary of the invention
The purpose of the present invention is to provide a kind of screw nut driving tackling systems, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of screw nut driving tackling system, including outer mast, inner upright mounting, fork carriage, the inner upright mounting and the outer mast
Connection is slided up and down, the fork carriage is slided up and down with the inner upright mounting and connect, and is set between the outer mast and the inner upright mounting
There is the screw rod transmission portion for driving the inner upright mounting to slide up and down, is equipped between the outer mast and the fork carriage and is used for band
The chain drive portion that dynamic fork carriage slides up and down；
The screw rod transmission portion includes the screw rod being rotationally connected on outer mast, and nut, the nut are socketed on the screw rod
It is fixedly arranged on the inner upright mounting, the outer mast is equipped with the power mechanism for driving the screw rod rotation；
The chain drive portion includes sprocket wheel and chain, and the sprocket wheel is located at the inner upright mounting top, and the chain bypasses inside door
The sprocket engagement on the frame top and chain both ends are fixedly connected with outer mast, fork carriage respectively.
As a further solution of the present invention: the outer mast is equipped with screw rod attachment base, and the screw rod is rotationally connected with
On the screw rod attachment base.
As a further solution of the present invention: the installation direction of the screw rod and sliding of the inner upright mounting on outer mast
Direction is parallel.
As a further solution of the present invention: the power mechanism is motor and the deceleration connecting with motor power
Device, the output end of the retarder are connected by power with the screw rod.
As a further solution of the present invention: the screw rod is arranged in parallel with two, and the motor is dual-axle motor, institute
The both ends output shaft for stating motor is respectively connected with retarder, and two screw rods pass through retarder and connect with motor power.
As a further solution of the present invention: the outer mast top is equipped with electric machine support, and the motor subtracts with described
Fast device is fixedly arranged on the motor and oneself upper end.
As a further solution of the present invention: a nut, the nut have at least been connected through a screw thread on the screw rod
It is fixedly connected on the lower part of the inner upright mounting.
As a further solution of the present invention: the outer mast is equipped with outer mast attachment base, the outer mast attachment base
Be fixedly connected with one end of the chain, the fork carriage be equipped with fork carriage attachment base, the fork carriage attachment base with it is described
The other end of chain is fixedly connected.
As a further solution of the present invention: the outer mast attachment base, the fork carriage attachment base are respectively positioned on the chain
Wheel lower section.
Compared with prior art, the beneficial effects of the present invention are:
1, the application drives inner upright mounting upper and lower on outer mast by setting screw rod transmission system by motor and feed screw nut
Sliding, entire screw rod transmission system structure is simple, and without arranging fluid pressure line, thus will not generate oil leak or permeability
Phenomenon, improves the stability of fork truck, and avoids the pollution to ambient enviroment；
2, the movement of inner upright mounting is transmitted to fork carriage by chain, in turn by setting sprocket wheel chain transmission system by the application
Fork carriage can be driven to move up and down by inner upright mounting, to complete the work of lifting and decentralization to cargo, and sprocket wheel
Chain transmission system structure is simple, and occupied space is smaller, and easy to maintain and maintenance.
Detailed description of the invention
Fig. 1 is main view of the present invention；
Fig. 2 is side view of the present invention.
In figure: 1- outer mast, 2- inner upright mounting, 3- fork carriage, 4- electric machine support, 5- motor, 6- retarder, 7- screw rod,
8- nut, 9- screw rod mounting base, 10- sprocket wheel, 11- chain, 12- outer mast attachment base, 13- fork carriage attachment base.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to FIG. 1-2, in the embodiment of the present invention, a kind of screw nut driving tackling system, including outer mast 1, inside door
Frame 2, fork carriage 3, inner upright mounting 2 are slided up and down with outer mast 1 and are connect, and fork carriage 3 is slided up and down with inner upright mounting 2 and connect, outer mast 1
It is equipped with the screw rod transmission portion for driving inner upright mounting 2 to slide up and down between inner upright mounting 2, is equipped between outer mast 1 and fork carriage 3
Chain drive portion for driving fork carriage 3 to slide up and down；
Screw rod transmission portion includes the screw rod 7 being rotationally connected on outer mast 1, and screw rod 7 is at least provided with one, in the present embodiment,
Screw rod 7 is equipped with two in parallel, and outer mast 1 is equipped with screw rod attachment base 9, and screw rod 7 is rotationally connected with the screw rod attachment base 9, silk
Bar 7 is arranged vertically, is socketed with nut 8 on screw rod 7, a nut 8 is at least socketed on every screw rod 7, in the present embodiment, often
Root screw rod 7 is equipped with a nut 8, and nut 8 is threadedly coupled with screw rod 7, and nut 8 is fixedly connected on the lower part of inner upright mounting 2, in turn
Inner upright mounting 2 can be driven to slide on outer mast 1 by rotary screw rod 7, the drive screw rod 7 that outer mast 1 is equipped with rotates
Power mechanism, 1 top of outer mast be equipped with electric machine support 4, power mechanism includes motor 5, in the present embodiment, motor 5
For dual-axle motor, the two sides output shaft of dual-axle motor is respectively connected with retarder 6, and two retarders 6 connect with two screw rods 7 respectively
It connects, and then two screw rods 7 can be driven to move with identical revolving speed, identical direction of rotation by dual-axle motor, and then make
Inner upright mounting 2 smoothly slides up and down on two parallel screw rods 7, while dual-axle motor and two retarders 6 are fixedly connected with
In 4 upper end of electric machine support；
Chain drive portion includes sprocket wheel 10 and chain 11, and sprocket wheel 10 is located at 2 top of inner upright mounting, and chain 11 bypasses sprocket wheel 10, bypasses
11 both ends of chain of sprocket wheel 10 are fixedly connected with outer mast 1, fork carriage 3 respectively, and then pass through chain 11, sprocket wheel 10, outer mast
1, class movable pulley system is formed between inner upright mounting 2, the sprocket wheel 10 that 2 top of inner upright mounting is arranged in is equivalent to movable pulley, on outer mast 1
Equipped with outer mast attachment base 12, outer mast attachment base 12 is fixedly connected with one end of the chain 11, and fork carriage 3 is equipped with pallet fork
Frame attachment base 13, fork carriage attachment base 13 is fixedly connected with the other end of the chain 11, while outer mast attachment base 12, pallet fork
Frame attachment base 13 is respectively positioned on 10 lower section of sprocket wheel, thus when inner upright mounting 2 is moved upwards with movable sprocket 10, outer mast attachment base
12 are kept fixed, and sprocket wheel 10 moves upwards, and then fork carriage attachment base 13 and fork carriage 3 can be driven to move upwards.
In the use of the present invention, when needing the pallet fork in fork carriage 3 and fork carriage 3 to move upwards, starting twin shaft electricity
Machine drives screw rod 7 to rotate, by the rotation of screw rod 7 so that nut 8 is transported upwards on screw rod 7 by dual-axle motor, retarder 6
It is dynamic, and then inner upright mounting 2 can be driven with respect to 1 upward sliding of outer mast, during inner upright mounting 2 moves upwards, meeting while band
Movable sprocket 10 moves upwards, and since sprocket wheel 10 moves upwards, outer mast attachment base 12 is fixed, so that sprocket wheel 10 is opposite
The distance of outer mast attachment base 12 increases, thus sprocket wheel 10 can be rotated to the direction of outer mast attachment base 12, to shorten fork carriage
The distance between attachment base 13 and sprocket wheel 10, and then guarantee that outer mast attachment base 12 arrives pallet fork to the distance and sprocket wheel 10 of sprocket wheel 10
The sum of the distance of frame attachment base 13 is identical as the length of chain 11 always, and then fork carriage 3 is driven to rise；When needing fork carriage 3
And the pallet fork in fork carriage 3 proposes the opposite direction rotation of eastern dual-axle motor picture when moving downward, and then can make inner upright mounting
2 on outer mast 1 slide downward, moved downward by the slide downward of inner upright mounting 2 band movable sprocket 10, thus fork carriage can be made
3 move downward.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (9)
1. a kind of screw nut driving tackling system, including outer mast (1), inner upright mounting (2), fork carriage (3), the inner upright mounting
(2) it slides up and down and connect with the outer mast (1), the fork carriage (3) slides up and down with the inner upright mounting (2) to be connect, special
Sign is, the silk for driving the inner upright mounting (2) to slide up and down is equipped between the outer mast (1) and the inner upright mounting (2)
Bar driving section is equipped with the chain for driving fork carriage (3) to slide up and down between the outer mast (1) and the fork carriage (3)
Driving section；
The screw rod transmission portion includes the screw rod (7) being rotationally connected on outer mast (1), is socketed with nut on the screw rod (7)
(8), the nut (8) is fixedly arranged on the inner upright mounting (2), and the outer mast (1) is equipped with for driving the screw rod (7) to turn
Dynamic power mechanism；
The chain drive portion includes sprocket wheel (10) and chain (11), and the sprocket wheel (10) is located at the inner upright mounting (2) top, institute
State chain (11) around inner upright mounting (2) top the sprocket wheel (10) and the chain (11) both ends respectively with outer mast (1), goods
Crotch (3) is fixedly connected.
2. a kind of screw nut driving tackling system according to claim 1, which is characterized in that on the outer mast (1)
Equipped with screw rod attachment base (9), the screw rod (7) is rotationally connected on the screw rod attachment base (9).
3. a kind of screw nut driving tackling system according to claim 1, which is characterized in that the peace of the screw rod (7)
It is parallel with glide direction of the inner upright mounting (2) on outer mast (1) to fill direction.
4. a kind of screw nut driving tackling system according to claim 1, which is characterized in that the power mechanism is electricity
Motivation (5) and the retarder (6) being connected by power with motor (5), output end and the screw rod (7) of the retarder (6)
It is connected by power.
5. a kind of screw nut driving tackling system according to claim 4, which is characterized in that the screw rod (7) is parallel
Two are provided with, the motor (5) is dual-axle motor, and the both ends output shaft of the motor (5) is respectively connected with retarder
(6), two screw rods (7) are connected by power by retarder (6) with motor (5).
6. a kind of screw nut driving tackling system according to claim 4 or 5, which is characterized in that the outer mast (1)
Top is equipped with electric machine support (4), and the motor (5) and the retarder (6) are fixedly arranged on the motor and oneself (4)
End.
7. a kind of screw nut driving tackling system according to claim 4, which is characterized in that the every screw rod (7)
On be at least connected through a screw thread a nut (8), the nut (8) is fixedly connected on the lower part of the inner upright mounting (2).
8. a kind of screw nut driving tackling system according to claim 1, which is characterized in that on the outer mast (1)
Equipped with outer mast attachment base (12), the outer mast attachment base (12) is fixedly connected with one end of the chain (11), the goods
Crotch (3) is equipped with fork carriage attachment base (13), and the fork carriage attachment base (13) and the other end of the chain (11) are fixed
Connection.
9. a kind of screw nut driving tackling system according to claim 1, which is characterized in that the outer mast attachment base
(12), the fork carriage attachment base (13) is respectively positioned below the sprocket wheel (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910305252.8A CN109970000A (en) | 2019-04-16 | 2019-04-16 | A kind of screw nut driving tackling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910305252.8A CN109970000A (en) | 2019-04-16 | 2019-04-16 | A kind of screw nut driving tackling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109970000A true CN109970000A (en) | 2019-07-05 |
Family
ID=67084901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910305252.8A Pending CN109970000A (en) | 2019-04-16 | 2019-04-16 | A kind of screw nut driving tackling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109970000A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115285893A (en) * | 2022-09-09 | 2022-11-04 | 杭州叉车门架有限公司 | Portal frame structure |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR980008112U (en) * | 1996-07-27 | 1998-04-30 | 추호석 | Lifting system of forklift mast |
| CN203222451U (en) * | 2013-03-18 | 2013-10-02 | 山西天脊山电动车船有限公司 | Mast of forklift |
| CN206288920U (en) * | 2016-12-25 | 2017-06-30 | 天津市聚鑫荣电气设备制造有限公司 | A kind of forklift door frame jack up unit |
| CN206553157U (en) * | 2017-03-17 | 2017-10-13 | 厦门厦工机械股份有限公司 | A kind of Novel pallet fork jacking system of fork truck |
| CN107572455A (en) * | 2017-09-19 | 2018-01-12 | 芜湖金智王机械设备有限公司 | Door frame lowering or hoisting gear |
| CN107673277A (en) * | 2017-09-29 | 2018-02-09 | 曹欣欣 | A kind of fork truck for unloading of being easy to get in stocks |
| CN108147324A (en) * | 2018-01-30 | 2018-06-12 | 开封大学 | A kind of electromechanical integration lifting gear |
| CN210237020U (en) * | 2019-04-16 | 2020-04-03 | 安徽合力股份有限公司 | Screw nut transmission hoisting system |
-
2019
- 2019-04-16 CN CN201910305252.8A patent/CN109970000A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR980008112U (en) * | 1996-07-27 | 1998-04-30 | 추호석 | Lifting system of forklift mast |
| CN203222451U (en) * | 2013-03-18 | 2013-10-02 | 山西天脊山电动车船有限公司 | Mast of forklift |
| CN206288920U (en) * | 2016-12-25 | 2017-06-30 | 天津市聚鑫荣电气设备制造有限公司 | A kind of forklift door frame jack up unit |
| CN206553157U (en) * | 2017-03-17 | 2017-10-13 | 厦门厦工机械股份有限公司 | A kind of Novel pallet fork jacking system of fork truck |
| CN107572455A (en) * | 2017-09-19 | 2018-01-12 | 芜湖金智王机械设备有限公司 | Door frame lowering or hoisting gear |
| CN107673277A (en) * | 2017-09-29 | 2018-02-09 | 曹欣欣 | A kind of fork truck for unloading of being easy to get in stocks |
| CN108147324A (en) * | 2018-01-30 | 2018-06-12 | 开封大学 | A kind of electromechanical integration lifting gear |
| CN210237020U (en) * | 2019-04-16 | 2020-04-03 | 安徽合力股份有限公司 | Screw nut transmission hoisting system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115285893A (en) * | 2022-09-09 | 2022-11-04 | 杭州叉车门架有限公司 | Portal frame structure |
| CN115285893B (en) * | 2022-09-09 | 2023-08-22 | 杭州叉车门架有限公司 | Portal structure |
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