CN110002371B - Limiting device capable of preventing tray from being separated from fork teeth - Google Patents
Limiting device capable of preventing tray from being separated from fork teeth Download PDFInfo
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- CN110002371B CN110002371B CN201910382655.2A CN201910382655A CN110002371B CN 110002371 B CN110002371 B CN 110002371B CN 201910382655 A CN201910382655 A CN 201910382655A CN 110002371 B CN110002371 B CN 110002371B
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- fixing
- telescopic rod
- fork
- telescopic
- tray
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- 230000009466 transformation Effects 0.000 abstract 1
- 238000000926 separation method Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 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
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
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
- B66F9/19—Additional means for facilitating unloading
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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
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
- B66F9/19—Additional means for facilitating unloading
- B66F9/195—Additional means for facilitating unloading for pushing the load
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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)
- Forklifts And Lifting Vehicles (AREA)
- Clamps And Clips (AREA)
Abstract
The invention provides a limiting device capable of preventing a tray from being separated from fork teeth, wherein the tray is provided with a supporting block for simultaneously connecting a top plate and a bottom plate of the tray, and the limiting device comprises a supporting rod, a first telescopic rod, a second telescopic rod, a clamping strip, a first fixing piece and a second fixing piece; the two ends of the supporting rod are provided with first fixing pieces which are fixed on the two adjacent fork teeth; the first telescopic rod and the supporting rod are arranged side by side along the length direction of the fork teeth, the fixed end of the first telescopic rod and the fixed end of the supporting rod are arranged on the fork teeth through the second fixing piece, and the telescopic end is connected with the fixed end of the second telescopic rod; the second telescopic rod is perpendicular to the first telescopic rod and the supporting rod at the same time and is in sliding connection with the supporting rod, and a clamping strip is arranged at the telescopic end of the second telescopic rod; one end of the clamping strip is connected with the second telescopic rod, and the other end extends to the side where the supporting block is located. According to the invention, the goods and the trays can be automatically separated without replacing the existing trays, the practicability is good, and the transformation cost is low.
Description
Technical Field
The invention relates to the technical field of forklift pallets, in particular to a limiting device capable of preventing pallets from being separated from fork teeth.
Background
The forklift is widely applied to factories, warehouses, buildings, logistics and other places, has the functions of loading, unloading and carrying finished or bag-forming materials, and the existing forklift uses a tray for auxiliary carrying when carrying fork-frame cargoes so as to carry the piled cargoes in order, but the existing tray is easy to slide from fork teeth in the carrying or unloading process after the fork-frame of the forklift because the existing tray is not fixedly related to the forklift, so that the cargoes fall off; moreover, when unloading the goods on the fork truck, the goods breaks away from fork truck prong together with the tray generally, and at this moment, the tray is located the goods bottom, needs the manual handling of goods can make the tray break away from the goods, and this is to the goods that need loading, and the use of this tray has had certain inconvenience, and manual labor intensity is big, and the operating efficiency is low.
To above-mentioned content, chinese patent with patent publication No. CN208327304U provides a fork truck with supporting fork truck tray, this patent is through disclosing a fork truck with spacing and the fork truck tray that has the card strip, both make fork truck tray use through the spacing mode of card strip joint, and then make the fork truck tray can break away from with fork truck's fork teeth when piling up goods, discharge, especially fork tooth can keep somewhere on fork tooth when unloading to on the freight train, thereby realized the purpose of goods and tray autosegregation, this mode can avoid artifical loading, improve the operating efficiency, but this mode needs to improve fork truck and tray simultaneously, otherwise can't realize the purpose of goods and tray autosegregation, this is to fork truck and the tray that has already been in use, and is not practical, can cause the waste of the tray that can also continue to use, and improve required cost is also higher, and bring certain influence to the use of fork truck after improving.
Disclosure of Invention
In view of the above, it is necessary to provide a limiting device capable of avoiding the tray from separating from the tines, which can be mounted on a forklift and can be clamped when the forklift inserts the tray, so that the tray can be separated from the tines when the cargo is piled up, and can be left on the tines when the cargo is unloaded, particularly when the cargo is unloaded onto the forklift, thereby realizing the purpose of avoiding manual and automatic separation of the cargo and the tray, and meanwhile, the existing tray is not required to be replaced, so that the practicability is better.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
a limiting device capable of preventing a tray from being separated from a fork tooth is provided with fork tooth channels for fork tooth insertion, a supporting block for simultaneously connecting a tray top plate and a tray bottom plate is arranged between two adjacent fork tooth channels, the supporting block is positioned at the end part of the fork tooth channel, the middle part of the supporting block is provided with a communication port for communicating the two fork tooth channels adjacent to the supporting block,
the limiting device comprises a supporting rod, a first telescopic rod, a second telescopic rod, a clamping strip, a first fixing piece and a second fixing piece; the two ends of the supporting rod are respectively provided with a first fixing piece, the supporting rod is fixed on two adjacent fork teeth through the first fixing pieces, and the supporting rod is perpendicular to the length direction of the fork teeth; the first telescopic rod and the supporting rod are arranged side by side along the length direction of the fork teeth, the fixed end of the first telescopic rod and the fixed end of the supporting rod are arranged on the fork teeth through the second fixing piece, and the telescopic end of the first telescopic rod is connected with the fixed end of the second telescopic rod; the second telescopic rod is perpendicular to the first telescopic rod and the supporting rod at the same time and is in sliding connection with the supporting rod, the sliding connection part is a fixed section of the second telescopic rod, the sliding direction is the length direction of the supporting rod, and the telescopic end of the second telescopic rod is provided with a clamping strip; the clamping strip is perpendicular the length direction of second telescopic link sets up, and its one end is connected the second telescopic link, the other end to the side that the supporting shoe is located extends, the length of clamping strip is less than the width of single prong passageway, just the clamping strip is all located between two tines with the flexible end of second telescopic link when stop device installs on the prong, and does not bulge the upper surface of prong, first telescopic link is in the biggest flexible volume or the flexible volume of minimum and when the prong inserts and establishes the prong passageway, the flexible end of clamping strip and second telescopic link is just facing to a prong passageway and can inserts and establish this prong passageway.
Further, the support rod and the push plate of the first telescopic rod relative to the fork pusher are far away from the free ends of the fork teeth.
Further, the top surface of the supporting rod is provided with a sliding rail, and the bottom of the second telescopic rod fixing section is provided with a pulley which is arranged on the supporting rod in a sliding connection manner of the pulley and the sliding rail.
Further, the clamping strip is of a telescopic structure.
Further, the first mounting sets up the tip at the bracing piece, and it includes first fixed bottom plate, first fixed connection board, first fixed roof and first locking piece, the one end of first fixed bottom plate is provided with first fixed orifices, and the other end is perpendicular to be connected the one end of first fixed connection board, first fixed connection board joint support pole, its other end rotate connect the one end of first fixed roof, the axis of rotation of first fixed roof is parallel to first fixed connection board and first fixed bottom plate simultaneously, first fixed roof is located directly over the first fixed bottom plate, and its other end also is provided with first fixed orifices, this first fixed orifices with first fixed orifices on the first fixed bottom plate just communicates, and there is a screw hole both, first locking piece wears to establish first fixed orifices simultaneously to be threaded connection with the first fixed orifices of screw hole.
Further, the second mounting sets up on the side of first telescopic link, and it includes second fixed bottom plate, second fixed connection board, second fixed roof and second locking piece, the one end of second fixed bottom plate is provided with the second fixed orifices, and the other end is perpendicular to be connected the one end of second fixed connection board, first telescopic link is connected to the second fixed connection board, and its other end rotates to be connected the one end of second fixed roof, the axis of rotation of second fixed roof is parallel to second fixed connection board and second fixed bottom plate simultaneously, and its with the fixed clamping mouth that the second fixed bottom plate formed deviates from the card strip place side, the second fixed roof is located the second fixed bottom plate directly over, and its other end also is provided with the second fixed orifices, this second fixed orifices with the second fixed orifices on the second fixed bottom plate just to and communicate, there is one for the screw hole both, the second locking piece wears to establish the second fixed orifices simultaneously to be the second fixed orifices screw connection of screw hole.
Further, the second telescopic rod is connected with the first telescopic rod and the supporting rod through a lantern ring, and the lantern ring is sleeved outside the second telescopic rod and is rotationally connected with the second telescopic rod; a tooth-shaped structure is arranged on the outer side surface of one end, far away from the clamping strip, of the second telescopic rod; fork tooth channels are formed in two adjacent side surfaces of the tray;
the limiting device also comprises a rotating motor and a fixed sleeve; the output shaft of the rotating motor is sleeved with a gear, the gear is meshed with the toothed structure on the second telescopic rod, the gear is rotationally connected with the second telescopic rod, and the rotation axis of the second telescopic rod is parallel to the length direction of the second telescopic rod; the rotating motor is arranged on the outer side face of the fixed sleeve, and the fixed sleeve is arranged on the fork frame cross rod between two adjacent fork teeth in a sliding sleeve mode.
Further, the rotating motor is a servo motor capable of rotating forward and backward.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the tray is prevented from being separated from the fork teeth along with the goods by designing the limiting device, and particularly, the tray is detachably clamped by the clamping strips arranged on the limiting device and clamped by the tray supporting blocks, so that the tray can be separated from a forklift when the goods are piled, and the tray can be placed on the fork teeth of the forklift instead of being loaded along with the goods when the goods are loaded, thereby realizing that the goods can be pushed out for loading without the separation of the tray and the forklift, and avoiding that the goods can be separated from the tray only by manually carrying the goods; in addition, the limiting device designed by the invention is detachably arranged on the fork teeth of the forklift, when the limiting device is not needed to be used, the limiting device can be separated from the forklift in a mode that the first fixing piece and the second fixing piece are separated from the fork teeth, and at the moment, the structure of the forklift is not changed and the limiting device can be used normally; in addition, the invention can realize the manual-free automatic separation of the tray and the goods on the forklift through installing the limiting device, and the tray can be used without changing the tray, namely, the tray with the existing hollow structure; therefore, the invention can lighten the manual labor intensity, reduce the operation links, improve the working efficiency, simultaneously avoid improving the forklift and replacing the pallet, avoid the waste of the prior resources and has better practicability.
Drawings
Fig. 1 is a schematic view of a fork frame structure when a limiting device capable of preventing a tray from being separated from a fork is mounted on a forklift.
Fig. 2 is a partial top view of the frame portion of fig. 1.
Fig. 3 is an enlarged view of a portion of the first mount or the second mount of fig. 2.
Fig. 4 is a partial top view of a frame portion of a second embodiment of the present invention.
Fig. 5 is a partial enlarged view of the rotary motor of fig. 4.
Description of the main reference signs
In the figure: the support rod 1, the slide rail 11, the first telescopic rod 2, the second telescopic rod 3, the clamping bar 4, the first fixing piece 5, the first fixing bottom plate 51, the first fixing connecting plate 52, the first fixing top plate 53, the first locking piece 54, the first fixing hole 55, the second fixing piece 6, the second fixing bottom plate 61, the second fixing connecting plate 62, the second fixing top plate 63, the second locking piece 64, the second fixing hole 65, the lantern ring 7, the rotating motor 8, the gear 9, the fixing sleeve 10, the fixing sleeve bottom plate 101, the fixing sleeve connecting plate 102, the fixing sleeve top plate 103, the fixing sleeve locking piece 104, the support plate 105, the fork teeth 20, the fork frame cross bar 30 and the push plate 40.
The invention will be further described in the following detailed description in conjunction with the above-described figures.
Detailed Description
Referring to fig. 1-3, in a preferred embodiment of the present invention, a limiting device capable of preventing a tray from being separated from a fork is provided, wherein the limiting device is provided with a fork channel for inserting the fork, a supporting block for simultaneously connecting a top plate and a bottom plate of the tray is provided between two adjacent fork channels, the supporting block is located at an end of the fork channel, and a communication port for communicating the two fork channels adjacent to the supporting block is provided at a middle of the supporting block.
In the invention, the limiting device comprises a supporting rod 1, a first telescopic rod 2, a second telescopic rod 3, a clamping strip 4, a first fixing piece 5 and a second fixing piece 6.
The two ends of the supporting rod 1 are provided with first fixing pieces 5, the two ends of the supporting rod 1 are fixed on two adjacent fork teeth through the first fixing pieces 5, and the supporting rod 1 is perpendicular to the length direction of the fork teeth. The support rod 1 is used for erecting the limiting device between two adjacent tines, the limiting device is fixedly arranged on the tines through a first fixing piece 5, the first fixing piece 5 is arranged at the end part of the support rod 1 and comprises a first fixing bottom plate 51, a first fixing connecting plate 52, a first fixing top plate 53 and a first locking piece 54, one end of the first fixing bottom plate 51 is provided with a first fixing block 55, the other end of the first fixing bottom plate 51 is vertically connected with one end of the first fixing connecting plate 52, the first fixing connecting plate 52 is connected with the support rod 1, the other end of the first fixing connecting plate 52 is rotationally connected with one end of the first fixing top plate 53, the rotation axis of the first fixing top plate 53 is simultaneously parallel to the first fixing connecting plate 52 and the first fixing bottom plate 51, the first fixing top plate 53 is positioned right above the first fixing bottom plate 51, a fixing clamping opening is formed between the other end of the first fixing top plate 53 and the other end of the first fixing bottom plate 51 so as to fixedly clamp the tines, the other end of the first fixed top plate 53 is also provided with a first fixed block 55, the first fixed block 55 is opposite to and communicated with the first fixed block 55 on the first fixed bottom plate 51, a threaded hole is formed between the first fixed block 55 and the first fixed block 55, the first locking piece 54 is simultaneously penetrated through the first fixed block 55 and is in threaded connection with the first fixed block 55 with the threaded hole, that is, after the fixed clamping opening formed by the first fixed bottom plate 51 and the second fixed top plate 63 penetrates through the fork teeth, the first locking piece 54 is simultaneously penetrated through the first fixed block 55, because the first locking piece 54 is in threaded connection with the first fixed block 55 with the threaded hole, one end of the first fixed bottom plate 51 and the first fixed top plate 53 forming the fixed clamping opening is mutually close under the action of the first locking piece 54, so that the first fixed bottom plate 51 and the first fixed top plate 53 are mutually close to each other and clamp the fork teeth, the rotation of the first fixing top plate 53 can facilitate the detachment of the first fixing member 5 from the fork or the installation of the first fixing member 5 on the fork, and the structure of the first fixing member 5 is shown in fig. 3.
Referring to fig. 2, the first telescopic rod 2 and the supporting rod 1 are arranged side by side along the length direction of the fork, the fixed end of the first telescopic rod is mounted on the fork through the second fixing piece 6, and the telescopic end is connected with the fixed end of the second telescopic rod 3. The first telescopic rod 2 is used for pushing the second telescopic rod 3 to slide, it is installed on the prong through the second mounting 6, wherein, in this embodiment, the second mounting 6 sets up on the side of first telescopic rod 2, and it includes second fixed bottom plate 61, second fixed connection plate 62, second fixed top plate 63 and second locking piece 64, the one end of second fixed bottom plate 61 is provided with second fixed block 65, and the other end vertical connection the one end of second fixed connection plate 62, first telescopic rod 2 is connected to second fixed connection plate 62, and its other end swivelling joint the one end of second fixed top plate 63, the axis of rotation of second fixed top plate 63 is on a parallel with second fixed connection plate 62 and second fixed bottom plate 61 simultaneously, and its and the fixed centre gripping mouth that second fixed bottom plate 61 formed deviates from card strip 4 place side, second fixed top plate 63 is located the second fixed bottom plate 61, and its other end also is provided with second fixed block 65, this second fixed block 65 with second fixed block on second fixed bottom plate 61 and the second fixed connection plate 62's one end, the second fixed part is just to be equipped with the second threaded hole simultaneously at the second mounting 6, and the second fixed top plate 6 is equipped with the second screw thread hole simultaneously, and the second telescopic rod is fixed carrier 6 is equipped with the fixed to the second tip, and the second telescopic rod is connected to the second mounting 5.
The second telescopic rod 3 is perpendicular to the first telescopic rod 2 and the supporting rod 1 at the same time and is in sliding connection with the supporting rod 1, the sliding connection part is a fixed section of the second telescopic rod 3, the sliding direction is the length direction of the supporting rod 1, and the telescopic end of the second telescopic rod 3 is provided with a clamping strip 4; the clamping strip 4 is perpendicular to the length direction of the second telescopic rod 3, one end of the clamping strip is connected with the second telescopic rod 3, the other end of the clamping strip extends to the side where the supporting block is located, the length of the clamping strip 4 is smaller than the width of a single fork tooth channel, the clamping strip 4 is located between two fork teeth with the telescopic end of the second telescopic rod 3 when the limiting device is installed on the fork teeth, the clamping strip does not protrude out of the upper surface of the fork teeth, and when the first telescopic rod 2 is located in the maximum telescopic amount or the minimum telescopic amount and the fork teeth are inserted into the fork tooth channel, the telescopic ends of the clamping strip 4 and the second telescopic rod 3 are right opposite to the fork tooth channel and can be inserted into the fork tooth channel. In the above, the second telescopic rod 3 drives the clamping strip 4 to move towards the middle of the supporting block under the action of the first telescopic rod 2, so that the clamping strip 4 is inserted into the supporting block, and therefore, the tray is clamped by the clamping strip 4, when the push plate 40 of the fork tooth ejector pushes the goods on the tray, the tray is clamped by the clamping strip 4 and is not separated from the fork teeth along with the goods, the tray is kept on the fork teeth when the goods are unloaded, the goods are automatically separated from the tray, manual loading is avoided, and the operation efficiency is improved; when the tray is required to be separated from the fork teeth, the first telescopic rod 2 runs reversely to drive the clamping strip 4 to be far away from the supporting block, and the fork teeth are pulled out of the fork tooth channel; the telescopic action of the second telescopic rod 3 enables the clamping strip 4 to retract away from the free end of the fork teeth when the clamping support block is not needed, and particularly, the telescopic end of the second telescopic rod 3 and the clamping strip 4 are both positioned between the ejector push plate 40 and the fork frame cross rod 30 when the second telescopic rod is at the minimum telescopic amount, so that the use of the fork teeth is prevented from being hindered.
Preferably, the clamping strip 4 is of a telescopic structure, so that the length of the clamping strip 4 can be adjusted according to actual needs, the clamping strip 4 can be better inserted into the supporting block, and a locking piece for preventing the clamping strip 4 from stretching is arranged on the clamping strip 4, for example, a clamping block on an umbrella rod during shrinkage is arranged on the clamping strip 4. The middle part of the clamping strip 4 is perpendicular to the telescopic end of the second telescopic rod 3, that is, the part of the clamping strip 4 protruding out of the second telescopic rod 3 is located on two opposite sides of the second telescopic rod 3, so that different parts of the tray, such as supporting blocks or the side face of the tray, can be clamped as required. The top surface of the supporting rod 1 is provided with a sliding rail 11, and the bottom of the fixed section of the second telescopic rod 3 is provided with a pulley and is arranged on the supporting rod 1 in a mode of sliding connection with the sliding rail 11 through the pulley; the support rod 1 and the first telescopic rod 2 are far away from the free ends of the tines relative to the push plate 40 of the tine ejector.
Further, referring to fig. 4 and 5, in a second embodiment of the present invention, the second telescopic rod 3 is connected to the first telescopic rod 2 and the support rod 1 through a collar 7, and the collar 7 is sleeved outside the second telescopic rod 3 and is rotatably connected to the second telescopic rod 3, which may be a bearing structure; a tooth-shaped structure is arranged on the outer side surface of one end, far away from the clamping strip 4, of the second telescopic rod 3; fork tooth channels are formed in two adjacent side faces of the tray. The limiting device also comprises a rotating motor 8 and a fixed sleeve 10; the output shaft of the rotating motor 8 is sleeved with a gear 9, the gear 9 is meshed with the toothed structure on the second telescopic rod 3 to be rotationally connected with the second telescopic rod 3, and the rotating axis of the second telescopic rod 3 is parallel to the length direction of the second telescopic rod; the rotating motor 8 is arranged on the outer side face of the fixed sleeve 10, and the fixed sleeve 10 is sleeved on the fork frame cross rod 30 between two adjacent fork teeth in a sliding mode. Through the arrangement, the second telescopic rod 3 can rotate under the action of the rotating motor 8, so that the clamping strip 4 is driven to rotate around the telescopic end of the second telescopic rod 3, and the positions of the clamping strip 4 are adjusted to be clamped with different parts of the tray, such as a supporting block in the middle of the tray, the side face of the tray, the bottom face of the tray or the top face of the tray, wherein the side face, the bottom face and the top face of the tray are provided with hollowed-out parts or grooves facing the inner side of the tray, and the adaptability of the invention is improved.
Preferably, the rotating motor 8 is a servo motor capable of rotating forward and backward. The structure of the fixed sleeve 10 is the same as that of the first fixed piece 5, and is provided with a fixed sleeve top plate 103, a fixed sleeve bottom plate 101, a fixed sleeve connecting plate 102 and a fixed sleeve locking piece 104, wherein the rotating motor 8 is preferably arranged on the fixed sleeve bottom plate 101, further preferably, the fixed sleeve connecting plate 102 faces the fork teeth, the outer side surface of the fixed sleeve connecting plate is vertically provided with a supporting plate 105, the supporting plate 105 is arranged in parallel with the second telescopic rod 3, a clamping groove is formed in the supporting plate 105, a part, close to the tooth-shaped structure, of the second telescopic rod 3 is sleeved with a lantern ring 7, and the lantern ring 7 is clamped on the clamping groove to support the second telescopic rod 3, so that the stability of the fixed sleeve is better. Further, the portion of the fixing bush 10 in contact with the fork rail 30 is connected by balls.
It should be noted that, according to the present invention, one tooth may be disposed on the fork, or a plurality of teeth may be disposed. The first telescopic rod 2 and the second telescopic rod 3 are electric telescopic rods.
The foregoing description is directed to the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the invention, and all equivalent changes or modifications made under the technical spirit of the present invention should be construed to fall within the scope of the present invention.
Claims (6)
1. Can avoid the tray to break away from stop device of prong, the tray has the prong passageway that supplies the prong to insert to establish, and has the supporting shoe of simultaneously connecting tray roof and bottom plate between two adjacent prong passageways, the supporting shoe is located the tip of prong passageway, and its middle part has the intercommunication and communicates rather than two adjacent prong passageways's intercommunication mouth, its characterized in that:
the limiting device comprises a supporting rod, a first telescopic rod, a second telescopic rod, a clamping strip, a first fixing piece and a second fixing piece; the two ends of the supporting rod are respectively provided with a first fixing piece, the supporting rod is fixed on two adjacent fork teeth through the first fixing pieces, and the supporting rod is perpendicular to the length direction of the fork teeth; the first telescopic rod and the supporting rod are arranged side by side along the length direction of the fork teeth, the fixed end of the first telescopic rod and the fixed end of the supporting rod are arranged on the fork teeth through the second fixing piece, and the telescopic end of the first telescopic rod is connected with the fixed end of the second telescopic rod; the second telescopic rod is perpendicular to the first telescopic rod and the supporting rod at the same time and is in sliding connection with the supporting rod, the sliding connection part is a fixed section of the second telescopic rod, the sliding direction is the length direction of the supporting rod, and the telescopic end of the second telescopic rod is provided with a clamping strip; the clamping strip is perpendicular to the length direction of the second telescopic rod, one end of the clamping strip is connected with the second telescopic rod, the other end of the clamping strip extends to the side where the supporting block is located, the length of the clamping strip is smaller than the width of a single fork tooth channel, the clamping strip and the telescopic end of the second telescopic rod are both located between two fork teeth when the limiting device is installed on the fork teeth and do not protrude out of the upper surface of the fork teeth, and when the first telescopic rod is in the maximum telescopic amount or the minimum telescopic amount and the fork teeth are inserted into the fork tooth channel, the telescopic ends of the clamping strip and the second telescopic rod face the fork tooth channel and can be inserted into the fork tooth channel;
the first fixing piece is arranged at the end part of the supporting rod and comprises a first fixing bottom plate, a first fixing connecting plate, a first fixing top plate and a first locking piece, wherein one end of the first fixing bottom plate is provided with a first fixing hole, the other end of the first fixing bottom plate is vertically connected with one end of the first fixing connecting plate, the first fixing connecting plate is connected with the supporting rod, the other end of the first fixing connecting plate is rotationally connected with one end of the first fixing top plate, the rotation axis of the first fixing top plate is parallel to the first fixing connecting plate and the first fixing bottom plate at the same time, the first fixing top plate is positioned right above the first fixing bottom plate, the other end of the first fixing top plate is also provided with a first fixing hole, the first fixing hole is opposite to and communicated with the first fixing hole on the first fixing bottom plate, one of the first fixing bottom plate is a threaded hole, and the first locking piece is simultaneously penetrated through the first fixing hole and is in threaded connection with the first fixing hole which is the threaded hole;
the second fixing piece is arranged on the side face of the first telescopic rod and comprises a second fixing bottom plate, a second fixing connecting plate, a second fixing top plate and a second locking piece, one end of the second fixing bottom plate is provided with a second fixing hole, the other end of the second fixing bottom plate is vertically connected with one end of the second fixing connecting plate, the second fixing connecting plate is connected with the first telescopic rod, the other end of the second fixing connecting plate is rotationally connected with one end of the second fixing top plate, the rotation axis of the second fixing top plate is parallel to the second fixing connecting plate and the second fixing bottom plate at the same time, the fixing clamping opening formed by the second fixing top plate is away from the side where the clamping strip is located, the second fixing top plate is located right above the second fixing bottom plate, the other end of the second fixing top plate is also provided with a second fixing hole, the second fixing hole is right opposite to and communicated with the second fixing hole on the second fixing bottom plate, and the second fixing hole is threaded through the second fixing hole, and the second fixing top plate is threaded through the second fixing hole.
2. A stop device for preventing a tray from being separated from a tine as defined in claim 1, wherein: the supporting rod and the pushing plate of the first telescopic rod relative to the fork pusher are far away from the free ends of the fork teeth.
3. A stop device for preventing a tray from being separated from a tine as defined in claim 1, wherein: the top surface of the supporting rod is provided with a sliding rail, and the bottom of the second telescopic rod fixing section is provided with a pulley which is arranged on the supporting rod in a sliding connection manner of the pulley and the sliding rail.
4. A stop device for preventing a tray from being separated from a tine as defined in claim 1, wherein: the clamping strip is of a telescopic structure.
5. A stop device for preventing a tray from being separated from a tine as defined in claim 1, wherein: the second telescopic rod is connected with the first telescopic rod and the supporting rod through a lantern ring, and the lantern ring is sleeved outside the second telescopic rod and is rotationally connected with the second telescopic rod; a tooth-shaped structure is arranged on the outer side surface of one end, far away from the clamping strip, of the second telescopic rod; fork tooth channels are formed in two adjacent side surfaces of the tray;
the limiting device also comprises a rotating motor and a fixed sleeve; the output shaft of the rotating motor is sleeved with a gear, the gear is meshed with the toothed structure on the second telescopic rod, the gear is rotationally connected with the second telescopic rod, and the rotation axis of the second telescopic rod is parallel to the length direction of the second telescopic rod; the rotating motor is arranged on the outer side face of the fixed sleeve, and the fixed sleeve is arranged on the fork frame cross rod between two adjacent fork teeth in a sliding sleeve mode.
6. A stop device for preventing tray disengagement from tines according to claim 5, wherein: the rotating motor is a servo motor capable of rotating forward and backward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910382655.2A CN110002371B (en) | 2019-05-09 | 2019-05-09 | Limiting device capable of preventing tray from being separated from fork teeth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910382655.2A CN110002371B (en) | 2019-05-09 | 2019-05-09 | Limiting device capable of preventing tray from being separated from fork teeth |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110002371A CN110002371A (en) | 2019-07-12 |
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| CN207903265U (en) * | 2018-01-16 | 2018-09-25 | 浙江国自机器人技术有限公司 | A kind of device for preventing pallet from falling |
| CN208327304U (en) * | 2018-06-28 | 2019-01-04 | 广西派莱特科技有限公司 | A kind of fork truck with mating Pallet for forklift |
| CN109231085A (en) * | 2018-11-15 | 2019-01-18 | 合肥康之恒机械科技有限公司 | A kind of fork truck that can prevent cargo from sliding forward |
| CN209989027U (en) * | 2019-05-09 | 2020-01-24 | 广西派莱特科技有限公司 | Limiting device capable of preventing tray from separating from fork teeth |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2016297684B2 (en) * | 2015-07-20 | 2020-10-08 | Digga Australia Pty Ltd | A lockable floating forklift tine system |
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| JPH08133696A (en) * | 1994-11-02 | 1996-05-28 | Toyota Autom Loom Works Ltd | Pusher device for forklift |
| CN206985643U (en) * | 2017-01-10 | 2018-02-09 | 郑宜林 | A kind of pallet-free loading apparatus and its detachable pallet component |
| CN107364812A (en) * | 2017-08-31 | 2017-11-21 | 覃晓捷 | A kind of anti-skidding fork truck |
| CN207903265U (en) * | 2018-01-16 | 2018-09-25 | 浙江国自机器人技术有限公司 | A kind of device for preventing pallet from falling |
| CN208327304U (en) * | 2018-06-28 | 2019-01-04 | 广西派莱特科技有限公司 | A kind of fork truck with mating Pallet for forklift |
| CN109231085A (en) * | 2018-11-15 | 2019-01-18 | 合肥康之恒机械科技有限公司 | A kind of fork truck that can prevent cargo from sliding forward |
| CN209989027U (en) * | 2019-05-09 | 2020-01-24 | 广西派莱特科技有限公司 | Limiting device capable of preventing tray from separating from fork teeth |
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