CN107445117B - Ultrathin bidirectional fork device - Google Patents
Ultrathin bidirectional fork device Download PDFInfo
- Publication number
- CN107445117B CN107445117B CN201710786594.7A CN201710786594A CN107445117B CN 107445117 B CN107445117 B CN 107445117B CN 201710786594 A CN201710786594 A CN 201710786594A CN 107445117 B CN107445117 B CN 107445117B
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- fork body
- synchronous belt
- rack
- body unit
- double
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- 230000002457 bidirectional effect Effects 0.000 title abstract description 9
- 230000001360 synchronised effect Effects 0.000 claims abstract description 59
- 230000005540 biological transmission Effects 0.000 claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000033001 locomotion Effects 0.000 abstract description 10
- 230000009471 action Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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
-
- 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
- B66F9/19—Additional means for facilitating unloading
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Warehouses Or Storage Devices (AREA)
- Transmission Devices (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses an ultrathin bidirectional fork device which comprises a driving and base unit, a lower fork unit, a middle fork unit and an upper fork unit. One surface of the double-sided tooth synchronous belt is meshed with the transmission belt wheel, and the other surface of the double-sided tooth synchronous belt is meshed with the rack, so that the rotation of the motor can be converted into linear motion of the rack; one end of the synchronous belt is connected with the elastic tensioning device, the other end bypasses the steering wheel and is fixed on the platform plate, synchronous linear motion of the middle fork body unit and the upper fork body unit is realized, the occupied volume is small, and goods can be quickly, efficiently and stably carried.
Description
Technical Field
The invention relates to the field of conveying machinery, in particular to an ultrathin bidirectional fork device.
Background
In the rapid development of modern intelligent warehouse and intelligent logistics, a large amount of goods need to be carried and stacked, and particularly, a relatively narrow space is required to carry and stack a three-dimensional overhead warehouse, so that a mechanical device is required to be adopted. The mechanical device can move in a relatively narrow three-dimensional space and repeatedly move in a certain sequence to finish the actions of carrying, stacking and the like of the goods units. This mechanism is commonly referred to as a stacker. The most main functional part of the stacker is a fork device. The actions of grabbing, conveying, placing and the like of the goods units are completed through the fork device.
The existing fork device has limited carrying capacity in the carrying process of cargoes due to the limited structure, so that long-distance carrying and stacking of cargoes can not be realized, and only one-way carrying of cargoes can be carried out; the carrying travel and the carrying range are limited, and the carrying of the high-load goods cannot be carried out; the shape and the size of the carried goods are large in difference, and the carried goods are inconvenient to grasp and place. Especially because of drive and structural factor, fork device itself structure is complicated, and the fork action is discontinuous in the handling, can not steadily carry and stack the goods, and the inefficiency of transport can cause even to be fallen by the goods of carrying.
Accordingly, there is a need for a pallet fork assembly that overcomes at least one of the aforementioned problems.
Disclosure of Invention
In view of the above problems in the prior art, the present invention provides an ultra-thin bi-directional fork device to solve at least one of the above problems.
In order to solve the technical problems, the invention adopts a technical scheme that:
an ultra-thin bi-directional pallet fork device, comprising:
a drive and base unit including a base and a drive mechanism mounted to the base, the drive mechanism including a motor and a drive shaft driven to rotate by the drive motor;
the lower fork body unit comprises a left wallboard, a right wallboard, a double-sided tooth synchronous belt, a transmission belt pulley, an elastic tensioning device and a synchronous belt, wherein the transmission belt pulley is arranged in a box space formed by the left wallboard and the right wallboard, a plurality of transmission belt pulleys are connected through the double-sided tooth synchronous belt, the power of the driving shaft is transmitted to the transmission belt pulleys, and the elastic tensioning device is respectively arranged on the outer sides of the left wallboard and the right wallboard;
the middle fork body unit comprises a middle fork body, a rack and a steering wheel, wherein the rack is arranged on the middle fork body, the rack is meshed with the double-sided tooth synchronous belt, the transmission drives the double-sided tooth synchronous belt to rotate, the double-sided tooth synchronous belt drives the rack to linearly move along the extending direction of the rack, and the steering wheel is arranged on the middle fork body;
the upper fork body unit comprises a platform plate, one end of the synchronous belt is installed on the elastic tensioning device, the other end of the synchronous belt bypasses the steering wheel and is fixed on the platform plate, and the middle fork body moves linearly along with the rack and drives the platform plate to move synchronously and linearly through the synchronous belt.
In one embodiment, the drive mechanism further comprises a drive pulley, and the drive shaft transmits power to the drive pulley.
In one embodiment, two transmission pulleys are spaced apart, and one of the transmission pulleys is meshed with the transmission pulley.
In one embodiment, two of the transmission pulleys are distributed in a triangle with one of the transmission pulleys.
In one embodiment, the double-sided toothed synchronous belt comprises an inner tooth and an outer tooth, wherein the inner tooth is respectively meshed with the two transmission pulleys and one transmission pulley, and the outer tooth is meshed with the rack.
In one embodiment, the lower fork unit further comprises sliding rails positioned on the outer sides of the left wallboard and the right wallboard respectively, the middle fork unit further comprises sliding rails fixed on the lower side of the middle fork, the upper fork unit comprises sliding rails fixed on the lower side of the platform plate, the sliding rails of the lower fork unit and the sliding rails of the middle fork unit are in sliding fit with each other, and the sliding rails of the upper fork unit and the sliding rails of the middle fork unit are in sliding fit with each other.
Compared with the prior art, the invention has the advantages that:
one surface of the double-sided tooth synchronous belt is meshed with the transmission belt wheel, and the other surface of the double-sided tooth synchronous belt is meshed with the rack, so that the rotation of the motor can be converted into linear motion of the rack; one end of the synchronous belt is connected with the elastic tensioning device, the other end bypasses the steering wheel and is fixed on the platform plate, synchronous linear motion of the middle fork body unit and the upper fork body unit is realized, the occupied volume is small, and goods can be quickly, efficiently and stably carried.
Drawings
For a clearer description of the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic view of an ultra-thin bi-directional pallet fork assembly according to the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic partial cross-sectional view of FIG. 2;
fig. 4 is a schematic cross-sectional view of fig. 1 along line B-B.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention discloses an ultrathin bidirectional fork device which comprises a driving and base unit, a lower fork unit, a middle fork unit and an upper fork unit.
The driving and base unit comprises a base and a driving mechanism arranged on the base, wherein the driving mechanism comprises a motor and a driving shaft driven by the driving motor to rotate.
The lower fork body unit comprises a left wallboard, a right wallboard, a double-sided toothed synchronous belt, a transmission belt pulley, an elastic tensioning device and a synchronous belt, wherein the transmission belt pulley is arranged in a box space formed by the left wallboard and the right wallboard, a plurality of transmission belt pulleys are connected through the double-sided toothed synchronous belt, the power of a driving shaft is transmitted to the transmission belt pulleys, and the elastic tensioning device is respectively arranged on the outer sides of the left wallboard and the right wallboard.
The middle fork body unit comprises a middle fork body, a rack and a steering wheel, wherein the rack is arranged on the middle fork body, the rack is meshed with the double-sided tooth synchronous belt, the transmission drives to rotate and drive the double-sided tooth synchronous belt, the double-sided tooth synchronous belt drives the rack to linearly move along the extending direction of the rack, and the steering wheel is arranged on the middle fork body.
The upper fork body unit comprises a platform plate, one end of the synchronous belt is installed on the elastic tensioning device, the other end of the synchronous belt bypasses the steering wheel and is fixed on the platform plate, and the middle fork body moves along with the rack in a linear mode and drives the platform plate to move in a synchronous linear mode through the synchronous belt.
Preferably, the drive mechanism further comprises a drive pulley to which the drive shaft transmits power.
Preferably, two transmission pulleys are spaced apart, and one of the transmission pulleys is meshed with the transmission pulley. The two transmission pulleys and one transmission pulley are distributed in a triangle. Further, the two transmission pulleys are horizontally arranged, the triangle is an obtuse triangle, and the angle range of the triangle is 120-150 degrees. The double-sided tooth synchronous belt comprises inner side teeth and outer side teeth, the inner side teeth are respectively meshed with the two transmission pulleys and one transmission pulley, and the outer side teeth are meshed with the racks. The length of the rack is more than twice of the distance between the centers of the two transmission pulleys.
Preferably, the lower fork unit further comprises slide rails positioned on the outer sides of the left wallboard and the right wallboard respectively, the middle fork unit further comprises slide rails fixed on the lower side of the middle fork, the upper fork unit comprises slide rails fixed on the lower side of the platform plate, the slide rails of the lower fork unit and the slide rails of the middle fork unit are in sliding fit with each other, and the slide rails of the upper fork unit and the slide rails of the middle fork unit are in sliding fit with each other. So as to ensure smooth sliding between the middle fork body unit and the upper fork body unit. The rolling needle and the rolling needle retainer can be arranged between the sliding rails, or the rolling ball and the rolling ball retainer can be arranged, so that smooth sliding between the two sliding rails can be ensured.
The driving and base unit takes the motor as a power unit, drives the driving shaft, transmits power to the transmission belt wheel and the double-sided tooth synchronous belt in the lower fork body unit through the transmission belt wheel, and drives the transmission belt wheel and the double-sided tooth synchronous belt to rotate together. In the middle fork body unit, the rack is meshed with the double-sided tooth synchronous belt. The rack can convert the rotation motion output by the motor into linear motion of the middle fork body unit in the direction of the rack through transmission.
In addition, elastic tensioning devices are arranged on two sides of the lower fork body unit, one end of the synchronous belt is fixed to the elastic tensioning devices, and the other end of the synchronous belt bypasses a steering wheel on the middle fork body unit and is fixed to the upper fork body unit. When the middle fork body unit moves linearly along with the rack, the upper fork body unit also keeps synchronous linear motion along with the middle fork body unit, so that the end face of the upper fork body unit is synchronous and consistent with the end face of the middle fork body unit when the pallet fork device starts to carry and finishes carrying actions.
If the motor runs reversely, the middle fork body unit and the upper fork body unit can correspondingly move reversely, so that goods on the platform plate of the upper fork body unit are reversely conveyed, and conveying efficiency is improved.
The transmission belt wheel, the double-sided tooth synchronous belt, the rack, the slide rail and the like are made of high-strength materials, and can bear large-quality cargo carrying work.
The invention adopts the transmission belt wheel and the double-sided tooth synchronous belt to drive the rack, so that the rack has the smallest height space and simple structure, can rapidly, efficiently and stably carry the goods unit to the travel as far as possible, can reversely carry the goods, and improves the movement efficiency. The bidirectional fork device adopts the sliding rails to be matched with each other and adopts high-strength materials, so that the bidirectional fork device can bear cargoes with larger weight. And the processing is simple, the matching is tight, the assembly and the maintenance are easy, the standard parts can be adopted in part, the economic benefit is high, and the social resource is saved.
Hereinafter, please refer to the drawings, which illustrate the bidirectional fork device of the present invention.
Referring to fig. 1 to 4, the bidirectional fork apparatus includes a driving and base unit, a lower fork unit, a middle fork unit and an upper fork unit.
The drive and base unit 1 includes a base (not shown) and a drive mechanism mounted to the base. The drive mechanism comprises a motor 1.1, a drive shaft 1.2 and a drive pulley 1.3. The motor 1.1 transmits power through the drive shaft 1.2 to a pulley 1.3 mounted inside the base unit.
The lower fork body unit 2 comprises a left wallboard 2.1, a right wallboard 2.2, a double-sided tooth synchronous belt 2.3, a transmission belt wheel 2.4, an elastic tensioning device 2.5, a synchronous belt 2.6 and a sliding rail 2.7. The transmission belt wheel 2.4 is integrally arranged in a tight box space formed by the left wall plate 2.1 and the right wall plate 2.2. The series of transmission pulleys 2.4 are connected by a double-sided toothed synchronous belt. The outer side of the left wall plate 2.1 relative to the right wall plate 2.2 and the outer side of the right wall plate 2.2 relative to the left wall plate 2.1 are respectively provided with an elastic tensioning device 2.5. Each elastic tensioner 2.5 is fixedly connected to one end of the timing belt 2.6. The outer sides of the left wallboard 2.1 and the right wallboard 2.2 are also respectively fixed with a sliding rail 2.7.
The intermediate fork unit 3 includes an intermediate fork 3.1, a rack 3.2, a steering wheel (not shown) and a slide rail 3.3. The middle fork body 3.1 is plate-shaped and is positioned on the upper sides of the left wallboard 2.1 and the right wallboard 2.2. The rack 3.1 meshed with the double-sided tooth synchronous belt 2.3 is arranged at the symmetrical center of the lower side surface of the middle fork body 3.1, and the motion transmitted by the double-sided tooth synchronous belt 2.3 can be transmitted to the middle fork body unit 3, so that the middle fork body unit 3 is driven to linearly move along the extending direction of the rack 3.2. The sliding rail 3.3 is arranged on two sides of the rack 3.2 and can be in sliding fit with the sliding rail 2.7 of the lower fork body unit 2.
The upper fork unit 4 comprises a platform plate 4.1 and a sliding rail 4.2. The platform plate 4.1 has a large flat plane for placing the carried goods and is symmetrically arranged with the rack 3.2 as a symmetry center. The lower side of the platform plate 4.1 is provided with a sliding rail 4.2, and the sliding rail 4.2 is in sliding fit with a sliding rail 3.3 of the center fork unit.
The motor 1.1 transmits power to the drive pulley 1.3 via the drive shaft 1.2. The transmission belt pulley 1.3 is meshed with one transmission belt pulley 2.4, and the transmission belt pulley 1.3 drives the transmission belt pulley 2.4 to rotate. The inner side teeth of the double-sided tooth synchronous belt 2.3 are meshed with two transmission pulleys 2.4 and a transmission pulley 1.3 which are arranged at intervals along a horizontal straight line. The transmission belt wheel 1.3 and one transmission belt wheel 2.4 meshed with each other rotate and drive the double-sided tooth synchronous belt 2.3 to drive. The outer side teeth of the double-sided tooth synchronous belt 2.3 are meshed with the rack 3.2, and the transmission of the double-sided tooth synchronous belt 2.3 drives the rack 3.2 to linearly move along the extending direction of the rack. The middle fork body 3.1 moves along with the rack 3.2 in a straight line. One end of the synchronous belt 2.6 is connected with the elastic tensioning device 2.5, and the other end bypasses the steering wheel and is fixed on the platform plate 4.1, so that synchronous movement of the middle fork body unit 3 and the upper fork body unit 4 is realized. The occupied volume is small, and the goods can be quickly, efficiently and stably carried.
The foregoing is only illustrative of the present invention and is not to be construed as limiting the scope of the invention, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present invention or by other related art, either directly or indirectly, are intended to be included within the scope of the invention.
Claims (2)
1. An ultra-thin bi-directional pallet fork assembly, comprising:
a drive and base unit including a base and a drive mechanism mounted to the base, the drive mechanism including a motor and a drive shaft driven to rotate by the drive motor;
the lower fork body unit comprises a left wallboard, a right wallboard, a double-sided tooth synchronous belt, a transmission belt pulley, an elastic tensioning device and a synchronous belt, wherein the transmission belt pulley is arranged in a box space formed by the left wallboard and the right wallboard, a plurality of transmission belt pulleys are connected through the double-sided tooth synchronous belt, the power of the driving shaft is transmitted to the transmission belt pulleys, and the elastic tensioning device is respectively arranged on the outer sides of the left wallboard and the right wallboard;
the middle fork body unit comprises a middle fork body, a rack and a steering wheel, wherein the rack is arranged on the middle fork body, the rack is meshed with the double-sided tooth synchronous belt, the transmission drives the double-sided tooth synchronous belt to rotate, the double-sided tooth synchronous belt drives the rack to linearly move along the extending direction of the rack, and the steering wheel is arranged on the middle fork body;
the upper fork body unit comprises a platform plate, one end of the synchronous belt is arranged on the elastic tensioning device, the other end of the synchronous belt bypasses the steering wheel and is fixed on the platform plate, and the middle fork body moves linearly along with the rack and drives the platform plate to move synchronously and linearly through the synchronous belt;
the driving mechanism further comprises a driving belt wheel, the driving shaft transmits power to the driving belt wheel, and the two driving belt wheels and one driving belt wheel are distributed in a triangular shape; the double-sided tooth synchronous belt comprises an inner side tooth and an outer side tooth, wherein the inner side tooth is respectively meshed with the two transmission pulleys and one transmission pulley, and the outer side tooth is meshed with the rack; the lower fork body unit further comprises slide rails positioned on the outer sides of the left wallboard and the right wallboard respectively, the middle fork body unit further comprises slide rails fixed on the lower side of the middle fork body, the upper fork body unit comprises slide rails fixed on the lower side of the platform plate, the slide rails of the lower fork body and the slide rails of the middle fork body unit are in sliding fit with each other, and the slide rails of the upper fork body unit and the slide rails of the middle fork body unit are in sliding fit with each other.
2. The ultra-thin bi-directional pallet fork assembly according to claim 1, wherein two of said transfer pulleys are spaced apart, wherein one of said transfer pulleys is engaged with said drive pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710786594.7A CN107445117B (en) | 2017-09-04 | 2017-09-04 | Ultrathin bidirectional fork device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710786594.7A CN107445117B (en) | 2017-09-04 | 2017-09-04 | Ultrathin bidirectional fork device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107445117A CN107445117A (en) | 2017-12-08 |
| CN107445117B true CN107445117B (en) | 2023-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710786594.7A Active CN107445117B (en) | 2017-09-04 | 2017-09-04 | Ultrathin bidirectional fork device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107445117B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108946579A (en) * | 2018-08-14 | 2018-12-07 | 南京百特金属制品有限公司 | A kind of stereo storage rack rail roadway formula list column piler |
| CN114538336B (en) * | 2022-03-28 | 2024-03-19 | 江苏菲达宝开电气股份有限公司 | Portable steel wire driving type bidirectional fork for intelligent storage and transmission |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101885456B (en) * | 2010-06-24 | 2013-05-22 | 西安航天动力机械厂 | Telescopic fork |
| CN102161460B (en) * | 2011-04-07 | 2013-01-23 | 合肥井松自动化科技有限公司 | Light-load ultra-thin fork |
| CN202016827U (en) * | 2011-04-07 | 2011-10-26 | 合肥井松自动化科技有限公司 | Light-load super-thin pallet fork |
| CN205740213U (en) * | 2016-06-08 | 2016-11-30 | 沈阳通用机器人技术股份有限公司 | A kind of fork-lift type AGV structure |
| CN107055410A (en) * | 2017-03-27 | 2017-08-18 | 太仓爱致递机器人自动化有限公司 | A kind of big stroke bidirectional pellet fork device of both arms |
| CN207108380U (en) * | 2017-09-04 | 2018-03-16 | 太仓长臂猿机器人科技有限公司 | A kind of ultrathin bidirectional fork device |
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2017
- 2017-09-04 CN CN201710786594.7A patent/CN107445117B/en active Active
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| Publication number | Publication date |
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| CN107445117A (en) | 2017-12-08 |
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