CN219297085U - Cargo carrying platform with variable specification and stacker - Google Patents

Abstract

The application discloses a variable-specification cargo carrying platform, which comprises a supporting frame, wherein two groups of telescopic forks are arranged on the supporting frame side by side; the telescopic fork is in a recovery state and an extension state, when in the recovery state, the telescopic fork is in the supporting frame, and when in the extension state, the telescopic fork can extend out of the supporting frame so as to facilitate the fork to take out external cargoes; in the actual use process, only part of the telescopic forks can work, and all the telescopic forks can work, so that the diversified cargo forking needs are met; the interval between two sets of flexible forks is adjustable, through adjusting the interval between the flexible forks, can further improve the suitability of flexible fork to flexible fork cooperation fork is got the goods of bigger specification.

Description

Cargo carrying platform with variable specification and stacker

Technical Field

The application relates to the technical field of stackers, in particular to a variable-specification cargo carrying table and a stacker.

Background

In some stacker service environments, the stacker is required to actively pick up and stack the goods, and for this purpose, a fork is disposed on the stacker. However, the conventional stacker can only meet the requirement of receiving the goods within a specific specification range, once the specification of the goods is too small or too large, the conventional stacker cannot accurately and stably receive the goods when using the fork, and a new and suitable stacker needs to be replaced to finish the work, so that the cost is high and the time and the labor are wasted.

Disclosure of Invention

The utility model aims at overcoming the defects existing in the prior art and providing a variable specification cargo table and a stacker.

To achieve the above technical object, the present application provides a variable specification cargo bed, including: a support frame; two groups of telescopic forks are arranged on the supporting frame side by side; wherein, the interval between two sets of flexible forks is adjustable.

Further, the telescopic fork comprises two groups of telescopic forks, and the two groups of telescopic forks can be matched with fork goods; the distance between the two groups of telescopic forks is adjustable.

Further, a first mounting hole is formed in the telescopic fork; the support frame is provided with a plurality of second mounting holes which are arranged at intervals along the arrangement direction of the two groups of telescopic forks; the first mounting hole is aligned with the second mounting hole, and fasteners are arranged in the first mounting hole and the second mounting hole so as to lock the telescopic fork and the supporting frame; the second, different mounting holes are selected for alignment with the first mounting holes, i.e. the mounting position of the telescopic fork can be changed.

Further, the support frame includes: the horizontal bracket is used for installing the telescopic fork; the two groups of vertical supports are arranged on the horizontal support at intervals, and the telescopic fork is arranged between the two groups of vertical supports.

Further, the variable specification cargo bed also comprises a protective cover, and the protective cover is arranged on the supporting frame; the telescopic fork is arranged in the protective cover.

Further, a baffle is arranged in the protective cover and is used for separating two adjacent groups of telescopic forks.

Further, at least one pair of limiting strips are arranged in the protective cover, and the limiting strips are arranged at intervals along the arrangement direction of the two groups of telescopic forks.

The application also provides a stacker, including above-mentioned cargo bed, still include: the cargo carrying platform is arranged between the first upright post and the second upright post in a sliding way; and the lifting driving device is used for driving the cargo carrying platform to move along the vertical direction.

Further, along the arrangement direction of the two sets of telescopic forks, the cargo bed comprises a first side and a second side; the stacker further comprises a guide wheel set, and at least one guide wheel set is arranged on each of the first side and the second side; the guide wheel set is arranged on the first side and used for contacting the first upright post; the guide wheel set arranged on the second side is used for contacting the second upright post.

Further, the cargo bed also comprises a limiting mechanism, wherein the limiting mechanism comprises a fixed state and a relaxed state; when the limiting mechanism is in a fixed state, the supporting frame cannot move relative to the first upright post and the second upright post; when the limiting mechanism is in a relaxed state, the supporting frame can move relative to the first upright post and the second upright post under the driving of the lifting driving device.

The application provides a variable-specification cargo carrying platform, which comprises a supporting frame, wherein two groups of telescopic forks are arranged on the supporting frame side by side; the telescopic fork is in a recovery state and an extension state, when in the recovery state, the telescopic fork is in the supporting frame, and when in the extension state, the telescopic fork can extend out of the supporting frame so as to facilitate the fork to take out external cargoes; in the actual use process, only part of the telescopic forks can work, and all the telescopic forks can work, so that the diversified cargo forking needs are met; the interval between two sets of flexible forks is adjustable, through adjusting the interval between the flexible forks, can further improve the suitability of flexible fork to flexible fork cooperation fork is got the goods of bigger specification.

Drawings

Fig. 1 is a schematic structural diagram of a stacker provided in the present application;

FIG. 2 is a schematic view of a portion of the stacker shown in FIG. 1;

FIG. 3 is a schematic view of another part of the stacker shown in FIG. 1;

FIG. 4 is a schematic view of an upper cross beam and related structures in the stacker shown in FIG. 1;

FIG. 5 is a schematic view of a first upright or a second upright and related structures in the stacker shown in FIG. 1;

FIG. 6 is a schematic view of a pallet and related structures in the stacker shown in FIG. 1;

fig. 7 is a schematic structural view of a limiting mechanism provided in the present application;

fig. 8 is a schematic structural view of a clamp structure provided in the present application.

Detailed Description

In order to make the above objects, features and advantages of the present application more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is, however, susceptible of embodiment in many other forms than those described herein and similar modifications can be made by those skilled in the art without departing from the spirit of the application, and therefore the application is not to be limited to the specific embodiments disclosed below.

The application provides a light-duty stacker is used in storage, include: the lower beam 100 and the upper beam 200 are oppositely arranged in the vertical direction; the first and second columns 300A and 300B are disposed opposite to each other along a first direction perpendicular to the vertical direction, and the first and second columns 300A and 300B are used to connect the lower and upper beams 100 and 200.

Referring specifically to fig. 1, in the illustrated embodiment, lower beam 100, upper beam 200, first column 300A, and second column 300B form an upright frame. Wherein, lower beam 100 and upper beam 200 cooperate to stabilize first column 300A and second column 300B. The first column 300A and the second column 300B are disposed at intervals along a horizontal direction for defining a stacking station.

Further, the stacker further includes: a cargo bed 400 slidably disposed between the first column 300A and the second column 300B; the lifting driving device 500 is used for driving the cargo table 400 to move in the vertical direction.

Wherein the cargo bed 400 is used to load cargo and provide a platform for stacking of cargo. The cargo bed 400 is capable of lifting and lowering under the drive of the lifting and lowering drive 500. In actual use, the lifting driving device 500 can drive the cargo platform 400 to move to a proper height so as to be convenient for picking up cargoes; alternatively, the lifting driving device 500 can drive the cargo platform 400 to descend or ascend by one station every time the cargo platform 400 receives one cargo, so that the cargo can be stacked at a preset position.

Still further, in a first direction, the cargo bed 400 includes a first side and a second side; the light stacker for storage further comprises a guide wheel set 600, wherein at least one guide wheel set 600 is arranged on the first side and the second side; a guide wheel set 600 provided on the first side for contacting the first column 300A; a guide wheel set 600 provided on the second side is used to contact the second column 300B.

Referring specifically to FIG. 1, in the illustrated embodiment, the left side of the cargo bed 400 is a first side and the opposite right side is a second side; two sets of guide wheel sets 600 are arranged on the first side, the two sets of guide wheel sets 600 are arranged at intervals along the vertical direction, any set of guide wheel sets 600 comprises two side rollers 610, and the side rollers 610 are rotatably arranged on the cargo bed 400; the two side rollers 610 in the same guide wheel set 600 are arranged at intervals along the second direction and can be matched to press the first upright 300A, and the first direction, the second direction and the vertical direction are perpendicular to each other; the tread of side roller 610 is rollably located on first upright 300A; when the cargo bed 400 is lifted, the side rollers 610 can roll on the surface of the first upright 300A, and friction between the side rollers 610 and the first upright 300A can be reduced by rolling, so that the cargo bed 400 is lifted relative to the first upright 300A.

With continued reference to fig. 1, two sets of guide wheel sets 600 are also provided on the second side. At this time, four sets of guide wheel sets 600 are provided on the cargo bed 400 in total, and the four sets of guide wheel sets 600 can stably act on the first and second columns 300A and 300B so that the cargo bed 400 is reliably slidably disposed between the first and second columns 300A and 300B. The two side rollers 610 of the guide wheel set 600 restrict each other to prevent the movement of the cargo bed 400 in the second direction when the cargo bed 400 is lifted, and the guide wheel sets 600 on the first and second sides restrict each other to prevent the movement of the cargo bed 400 in the first direction.

Optionally, the guiding wheel set 600 further includes an auxiliary roller 620, wherein the auxiliary roller 620 is disposed between the two side rollers 610 and is used for abutting against the first pillar 300A or the second pillar 300B.

Referring specifically to fig. 1, in the illustrated embodiment, the first pillar 300A includes three guide surfaces, two of which are disposed opposite to each other along the second direction and are respectively used for contacting one side roller 610, and a third guide surface is connected to the other two guide surfaces and faces the second pillar 300B, and the third guide surface is used for contacting the auxiliary roller 620. Similarly, second pillar 300B also includes three guide surfaces. When the auxiliary rollers 620 on the first and second sides abut against the first and second columns 300A and 300B, respectively, the auxiliary rollers 620 on both sides can both reduce friction by autorotation and can further limit the position of the cargo bed 400 between the first and second columns 300A and 300B, preventing the cargo bed 400 from moving in the first direction.

Still further, the elevation driving apparatus 500 includes: the lifting driving member 510 is arranged on the first upright post 300A; a first drum 521 and a second drum 522 provided at the movable end of the elevation driving member 510; a first steering wheel 531 and a second steering wheel 532 rotatably provided to the upper cross member 200; a first traction member 541 connected to a first side of the cargo bed 400 after passing around the first spool 521 and the first steering wheel 531; a second traction member 542 coupled to the second side of the cargo bed 400 after passing around the second spool 522 and the second steering wheel 532; the lifting driving member 510 can drive the first drum 521 and the second drum 522 to rotate, the first drum 521 can wind up or release the first traction member 541, the second drum 522 can wind up or release the second traction member 542, and the first traction member 541 and the second traction member 542 cooperate to lift or lower the load table 300.

The lifting drive 510 may be a motor, or the like. The first pulling member 541 and the second pulling member 542 may be long-strip-shaped connection members capable of being wound up by using ropes, iron chains, or the like.

Referring specifically to fig. 1, in the illustrated embodiment, the body of the lift drive 510 is fixedly disposed on a side of the first shaft 300A facing away from the second shaft 300B. The first roll 521 and the second roll 522 are disposed side by side at the movable end of the elevation driving member 510. The lifting driving member 510 is operative to drive the first spool 521 and the second spool 522 to rotate synchronously.

With continued reference to fig. 1, the first drawing member 541 is wound around the first spool 521, and the free end of the first drawing member 541 extends upward around the first steering wheel 531; the first steering wheel 531 is higher than the first spool 521; the first traction member 541 is coupled to the first side of the cargo bed 400 after passing around the first steering wheel 531.

With continued reference to FIG. 1, second traction member 542 is wound onto second spool 522 with the free end of second traction member 542 extending upwardly and sequentially around two second steering wheels 532; the second diverting pulley 532 is higher than the second spool 522; the second traction member 542 is coupled to the second side of the cargo bed 400 after passing around the second steering wheel 532. Wherein two second diverting pulleys 532 are spaced apart in the first direction to well support and guide the second traction member 542 near the second side.

Specifically, when the lifting driving member 510 drives the first and second drums 521 and 522 to rotate and wind the first and second pulling members 541 and 542, the first and second pulling members 541 and 542 are retracted, thereby lifting the cargo table 400, which is restrained by the columns (the first column 300A or the second column 300B) and the guide wheel sets 600, and the cargo table 300 moves vertically upward; when the lifting driving member 510 drives the first and second drums 521 and 522 to rotate reversely and releases the first and second pulling members 541 and 542, the first and second pulling members 541 and 542 are lengthened to lower the cargo bed 400, and the cargo bed 400 is vertically moved downward by the mutual restriction of the column and the guide wheel set 600.

By providing the first traction member 541 and the second traction member 542, when the cargo table 400 is lifted, both sides of the cargo table 400 can be synchronously stressed, which is convenient for the lifting driving device 500 to apply force to the cargo table 400 and is beneficial to the stability of the movement of the cargo table 400.

Optionally, the lower cross member 100 includes a first body tube 110.

The first main body pipe 110 may be a rectangular pipe, so that the pipe is hollow, and the effects of saving materials and reducing weight can be achieved.

Optionally, the lower beam 100 further includes: a first flange plate 121 for mounting the first pillar 300A; the second flange plate 122 for mounting the second column 300B, the first flange plate 121 and the second flange plate 122 are disposed on the first body tube 110 at intervals along the first direction.

Wherein, the first flange plate 121 and the second flange plate 122 are provided with mounting holes, and the mounting holes may be through holes (such as threaded holes, round holes, waist-shaped holes, etc.) with various shapes. The flange plate is used for installing the upright column, on one hand, the lower cross beam 100 can be reinforced, on the other hand, the opening of the first main body pipe 110 can be avoided, and the operation is convenient, and the subsequent installation, maintenance and other treatments are convenient.

Optionally, the lower beam 100 further includes: at least two traveling wheels 131, the at least two traveling wheels 131 being arranged at intervals along the first direction, any traveling wheel 131 being rotatably arranged on the first main body tube 110; the walking driving member 132, at least one walking wheel 131 is connected to the walking driving member 132, and can roll under the driving of the walking driving member 132.

The travel drive 132 may be a rotation drive member such as a motor or a motor. The travelling wheel 131 can drive the lower cross beam 100 and further drive the whole stacker to travel when being driven by the travelling driving piece 132 to roll.

A rolling travelling wheel 131 is arranged, and the stacker can perform displacement according to the requirement.

Optionally, the lower beam 100 further comprises a receiving member 141, the receiving member 141 being adapted to receive a circuit connection.

Referring specifically to fig. 3, in the illustrated embodiment, the receiving member 141 is a bar-shaped corrugated plate; the side surfaces and the top surface of the lower beam 100 are provided with receiving members 141; the receiving member 141 is provided with at least one channel, and the circuit wiring can pass through the channel in the receiving member 141 to connect the electric control cabinet and the corresponding power utilization structure (such as the traveling driving member 132).

In other embodiments, the receiving member 141 may also adopt a hole structure, a frame structure, etc., and the specific configuration of the receiving member 141 is not limited in this application, as long as the receiving member can receive the circuit wiring and prevent the circuit wiring from falling outside.

Through setting up receiver 141, can arrange in order well and hide the circuit wiring, play protection, jam-proof and pleasing to the eye effect.

Optionally, the lower cross member 100 further comprises at least one pair of lower guide wheels 133, the pair of lower guide wheels 133 being capable of cooperating against the ground rail.

It should be noted that, the ground rail is a rail for defining the movement direction of the lower beam 100, and the ground rail is generally disposed on the ground, and may be disposed on a table surface according to the requirement of the working environment.

When the lower beam 100 includes the traveling wheels 131, the traveling wheels 131 are rollably disposed on the ground rail; the walking driving member 132 works to drive the walking wheel 131 and thus the lower beam 100 to move along the ground rail.

The pair of lower guide wheels 133 can be engaged against both sides of the ground rail in the width direction, thereby defining the relative position of the lower cross member 100 and the ground rail, and preventing the lower cross member 100 from being displaced or wobbled in the width direction of the ground rail.

Optionally, the lower beam 100 further comprises at least two road wheel housings 134, any one road wheel 131 being mounted in one road wheel housing 134.

Referring specifically to fig. 3, in the illustrated embodiment, the first body tube 110 is disposed to extend in a first direction; the first flange plate 121 and the second flange plate 122 are respectively disposed at one end of the first body tube 110; the first flange plate 121 and the second flange plate 122 are respectively provided with a traveling wheel bearing pedestal 134, and traveling wheels 131 are arranged in the traveling wheel bearing pedestals 134; the traveling wheels 131 pass downward through the flange plate and the first body tube 110 to contact the ground rail or the ground.

More specifically, the road wheel housing 134 includes: the two seats are arranged at intervals along the second direction; the rotating shaft is rotatably arranged between the two seat bodies through a bearing, and the travelling wheel 131 is fixedly connected with the rotating shaft. The traveling wheel 131 can rotate with respect to the first body tube 110 through a rotation shaft and a bearing.

The road wheel bearing seat 134 is arranged to mount the road wheel 131 on the first main body tube 110, which is beneficial to quick assembly and quick disassembly of the road wheel 131.

Optionally, the lower beam 100 further includes at least two protection plates 135, and the protection plates 135 are used to cover the traveling wheels 131.

Referring specifically to fig. 3, in the illustrated embodiment, the lower beam 100 includes two shielding plates 135, and the two shielding plates 135 are respectively disposed at one ends of the first body tube 110. Wherein the shielding plate 135 includes: a vertical plate for connecting the ends of the first body tube 110; a horizontal plate suspended above the first main body pipe 110 and capable of covering the corresponding traveling wheel 131; and the inclined plate is used for connecting the vertical plate and the horizontal plate. The protection plate 135 can hide and protect the road wheel 131 and the road wheel bearing housing 134. The arrangement of the inclined plates can form an obtuse angle corner structure, so that hidden danger caused by sharp corners of the protection plate 135 is avoided; the provision of inclined plates also reduces the configuration of the shield plate 135.

Referring to fig. 1 in combination, one end of the protection plate 135 is connected to the first body pipe 110, and the other end is connected to the column, so that the installation stability of the protection plate can be enhanced.

Optionally, the lower beam 100 further comprises cleaning elements 142 for sweeping the ground rail.

Wherein the cleaning piece can be a brush, a brush plate, a brush roll, cotton cloth, a vacuum absorber and the like; the cleaning member may be provided at an end of the first body tube 110, or may be provided on a side surface of the first body tube 110; the specific structure and mounting location of the cleaning members are not limited in this application.

Optionally, the upper cross member 200 includes a second body tube 210.

The second main body tube 210 may be a rectangular tube, so that the tube is hollow, and may also have the effects of saving materials and reducing weight.

Optionally, the upper beam 200 further includes: third flange plate 221 for mounting first pillar 300A; fourth flange plate 222 for mounting second pillar 300B, third flange plate 221 and fourth flange plate 222 are disposed on second body tube 210 at intervals in the first direction.

Wherein, the third flange plate 221 and the fourth flange plate 222 are also provided with mounting holes. The provision of the third flange plate 221 and the fourth flange plate 222 can reinforce the upper cross member 200 on the one hand, and can avoid the hole from being bored in the second main body pipe 210 and the upright from being directly connected to the second main body pipe 210 on the other hand.

Optionally, the upper beam 200 further includes at least one pair of upper guide wheels 231, where the pair of upper guide wheels 231 can be matched to press against the headrail, and any one of the upper guide wheels 231 is rotatably disposed on the second main body pipe 210.

It should be noted that, the headrail is a track for defining the movement direction of the upper beam 200, and the headrail is generally suspended in mid-air. So that the upper cross beam 200 is slidably disposed on the headrail, the entire stacker can be translated by braking the upper cross beam 200. When the lower cross beam 100 of the stacker is slidably arranged on the ground rail, the top rail is suspended above the ground rail and is arranged in parallel with the ground rail, and the top rail and the ground rail are matched, so that the stacker can be stabilized in the vertical direction, and the mounting stability and the moving integrity of the stacker are ensured.

A pair of upper guide wheels 231 can be matched to press against two sides of the head rail in the width direction; since the headrail is suspended in mid-air, a pair of upper guide wheels 231 can also cooperate to press against both sides of the headrail in the vertical direction. The upper guide wheels 231 are used for pressing the top rail, so that the sliding connection of the upper cross beam 200 and the top rail can be realized, and the sliding direction of the upper cross beam 200 along the top rail can be limited.

In a specific embodiment, referring to fig. 4, the second main body tube 210 extends along the first direction, a pair of upper guide wheels 231 are respectively disposed at two ends of the second main body tube 210, and the pair of upper guide wheels 231 are disposed at intervals along the second direction and can cooperate to clamp two ends of the headrail in the width direction, so that the upper cross beam 200 is suspended below the headrail. A third flange plate 221 and a fourth flange plate 222 are also installed at the lower surface of the second body tube 210. The edges of the third flange plate 221 and the fourth flange plate 222 are provided with a plurality of mounting holes so as to be connected to the columns. In the second direction, one side of the second body tube 210 is provided with one first steering wheel 531, and the other side is provided with two second steering wheels 532, wherein one second steering wheel 532 is coaxially disposed with the first steering wheel 531.

Alternatively, first pillar 300A or second pillar 300B includes a third main body pipe 310, and third main body pipe 310 includes at least two guide surfaces, either of which is provided to extend in the vertical direction.

It should be noted that the guide surface is used to contact the guide wheel set 600. The side rollers 610 of the guide wheel set 600 are rollably disposed on guide surfaces, and the side rollers 610 can roll along the corresponding guide surfaces when the cargo bed 400 is lifted, and the guide surfaces can define the movement direction of the side rollers 610.

In the embodiment shown in fig. 1 and 5, the third main body tube 310 is a hollow rectangular tube, and the whole third main body tube 310 is arranged to extend in the vertical direction; in the second direction, both sides of the third body tube 310 are used to contact the side roller 610; in the first direction, the third body tube 310 is adjacent to the inner side surfaces of the lower and upper cross members 100 and 200 for contacting the auxiliary roller 620.

Optionally, first pillar 300A or second pillar 300B further includes: a fifth flange plate 321 provided at one end of the third body pipe 310 for connecting the lower beam 100; a sixth flange plate 322 is provided at the other end of the third body pipe 310 for coupling the upper cross member 200.

Referring specifically to fig. 1 and 5, in the illustrated embodiment, a fifth flange plate 321 is provided at a lower end of the first pillar 300A, and a sixth flange plate 322 is provided at an upper end thereof; the fifth flange plate 321 and the sixth flange plate 322 are provided with a plurality of mounting holes; the fifth flange plate 321 is used for connecting the first flange plate 121 or the second flange plate 122 on the lower beam 100, and the sixth flange plate 322 is used for connecting the third flange plate 221 or the fourth flange plate 222 on the upper beam 200; the flange plate is fastened and connected with the flange plate through a bolt group.

The connection of the upright post and the cross beam (the lower cross beam 100 or the upper cross beam 200) is realized through the interconnection of the flange plates, so that the upright post and the cross beam are detachably connected without punching holes on the upright post or the cross beam.

Optionally, the first shaft 300A or the second shaft 300B further includes a triangular support plate 323 for reinforcing the connection of the fifth flange plate 321 with the third body pipe 310 or for reinforcing the connection of the sixth flange plate 322 with the third body pipe 310.

Referring specifically to fig. 1, in the illustrated embodiment, a plurality of triangular support plates 323 are provided on either flange plate; one right-angle side of the triangular support plate 323 is connected with a flange plate, and the other right-angle side is connected with a main body pipe of the upright post or the cross beam; the triangular support plate 323 can also play a role in reinforcing connection while assisting in connecting the flange plate and the main body pipe.

Optionally, first mast 300A or second mast 300B further comprises a tow chain guide 330. The drag chain guide 330 is used for installing the drag chain, and can avoid abrasion of the drag chain during operation.

Optionally, the drag chain guide 330 employs a platinum bend. Referring specifically to fig. 5, in the illustrated embodiment, a plurality of drag chain guide plates 330 are provided on the upright, and the plurality of drag chain guide plates 330 are arranged at intervals along the vertical direction; the drag chain guide plate 330 includes: a connection section 331, wherein a waist-shaped hole is formed on the connection section 331 so as to be convenient for connecting the first upright 300A or the second upright 300B; extension 332, connecting connection 331 and extending away from first column 300A or second column 300B; the bending section 333 is connected with the lengthening section 332, and the bending section 333 continuously changes direction to form a groove; the tow chain can be positioned in the groove.

Optionally, the first column 300A or the second column 300B further includes a detecting member 340, and the detecting member 340 is used to confirm the relative position of the cargo bed 400 and the third body tube 310.

The detecting member 340 may be a detecting member such as a photoelectric sensor, a distance sensor, or a proximity sensor. In one embodiment, when the detecting member 340 detects the loading platform 400, it can be confirmed that the loading platform 400 arrives at the corresponding station of the detecting member 340. In other embodiments, the detector 340 can also be used to detect the height, position, and even whether the cargo on the cargo bed 400 is properly stacked, misplaced, or even skewed.

In the embodiment shown in fig. 1, the detecting member 340 includes a signal transmitting unit and a signal receiving unit, and when the cargo bed 400 or cargo is located between the signal transmitting unit and the signal receiving unit, the signal receiving unit is blocked from receiving the signal transmitted by the signal transmitting unit, thereby knowing that the cargo bed 400 or cargo is in place. One of the signal transmitting unit and the signal receiving unit is provided on the first stand 300A, the other is provided on the second stand 300B, and working ends of both are opposite to each other. The first and second columns 300A and 300B are provided with a plurality of sets of detecting members 340, and the plurality of sets of detecting members 340 are disposed at intervals in the vertical direction so as to facilitate detection of a plurality of height positions.

Alternatively, cargo bed 400 includes a support frame 410 for connecting first column 300A and second column 300B.

The guide wheel set 600 is rotatably disposed on the support frame 410, and the support frame 410 can be slidably connected to the first and second columns 300A and 300B through the guide wheel set 600. The cargo may be stacked on the support frame 410.

In one embodiment, the support frame 410 includes a horizontal bracket 411 and two sets of vertical brackets 412, and the two sets of vertical brackets 412 are spaced apart on the horizontal bracket 411.

Referring specifically to fig. 6, in the illustrated embodiment, the horizontal bracket 411 includes two horizontal tubes, where the two horizontal tubes are spaced apart along the second direction, and any one of the horizontal tubes extends along the first direction; along the first direction, two ends of the horizontal bracket 411 are respectively provided with a group of vertical brackets 412, and the vertical brackets 412 comprise a square-shaped structure constructed by four tubular beams.

Referring to fig. 2 in combination, two sets of guide wheel sets 600 are provided on the side of any vertical support 412 facing away from the horizontal support 411, and the guide wheel sets 600 are slidably connected to the upright.

The support frame 410 is constructed by using tubular beams, which is beneficial to saving materials and reducing weight.

Optionally, the cargo bed 400 also includes a telescoping fork 420. The telescopic fork 420 is provided on the support frame 410 for fork-taking of the goods.

The telescopic fork 420 has a retracted state and an extended state; in the retracted state, the telescopic fork 420 is in the support frame 410; in the extended state, the telescopic fork 420 can be extended from the support frame 410 to facilitate the fork of external cargo.

In one embodiment, the telescoping fork 420 includes: a drive assembly; a fixing guide member extending in the second direction and fixedly provided on the horizontal bracket 411; the movable guide piece is arranged in an extending mode along the second direction and is arranged on the fixed guide piece in a sliding mode; the fork plate is arranged on the movable guide piece in a sliding manner; the movable guide member can move along the fixed guide member and the fork plate can move along the movable guide member under the driving of the driving assembly.

Wherein, the drive assembly can adopt driving mechanisms such as motor and belt, motor and lead screw. The movable guide piece can move from one end of the fixed guide piece to the other end of the fixed guide piece along the second direction, and the fork plate can move from one end of the movable guide piece to the other end of the movable guide piece along the second direction; the fixed guide piece and the movable guide piece are arranged, so that the strength and the reliability of the guide structure are facilitated while the movement range of the fork plate is enlarged.

Alternatively, the cargo bed 400 includes two sets of telescoping forks 420, with the two sets of telescoping forks 420 being disposed side-by-side on the support frame 410.

Referring specifically to fig. 2, in the illustrated embodiment, two sets of telescoping forks 420 are positioned side-by-side in a first direction on a horizontal support 411. When setting up two sets of even more flexible forks 420, in the in-service use, can only make the flexible fork 420 work of wherein part, also can make the work of whole flexible fork 420 to satisfy diversified goods and get the needs.

Alternatively, the spacing between the two sets of telescoping forks 420 may be adjustable.

For example, the cargo bed 400 may further include an automatic driving device, where the automatic driving device may use driving members such as an air cylinder and an electric cylinder, and an output end of the automatic driving device is connected to the telescopic forks 420, and when necessary, the automatic driving device is started to enable the two sets of telescopic forks 420 to approach or separate from each other.

For another example, the cargo bed 400 may further include a manual adjustment device that may be configured as a telescoping rod, a folding structure, or an adjustment member such as a micrometer, a screw, or the like. The manual adjustment device is connected with the telescopic forks 420, and when needed, an operator acts on the manual adjustment device to enable the two groups of telescopic forks 420 to be close to or far away from each other.

The particular manner in which the spacing of the two sets of telescoping forks 420 is adjusted is not limited by this application.

Optionally, the telescopic fork 420 includes two sets of telescopic forks 421, and the two sets of telescopic forks 421 can cooperate to fork the goods; the spacing between the two sets of telescoping prongs 421 is adjustable.

Specifically, any set of telescoping forks 421 includes a fixed guide, a movable guide, and a fork plate, and two sets of telescoping forks 421 in the same telescoping fork 420 can be driven by a set of drive assemblies to move synchronously.

The adjustment manner of the distance between the two sets of telescopic forks 421 is similar to that of the distance between the two sets of telescopic forks 420, and detailed description thereof will be omitted.

So that the distance between two groups of telescopic forks 421 in the same telescopic fork 420 can be adjusted, and the diversity of the telescopic fork 420 can be further improved. At this time, when only one set of telescopic forks 420 is used for forking goods, the specification of the set of telescopic forks 420 is adjustable; the distance between two groups of telescopic forks 421 in the group of telescopic forks 420 is increased so as to facilitate the extraction of cargoes with larger specification; so that the interval between two sets of the telescopic forks 421 of the set of telescopic forks 420 is reduced to facilitate the extraction of small-sized goods. When two or more groups of telescopic forks 420 are used for forking cargoes, the distance between two groups of telescopic forks 421 in the same telescopic fork 420 is increased, the distance between two adjacent groups of telescopic forks 420 is increased, and the cargo with larger specification can be extracted.

In one embodiment, the telescopic fork 421 is provided with a first mounting hole; the support frame 410 is provided with a plurality of second mounting holes, and the plurality of second mounting holes are arranged at intervals along the arrangement direction of the two groups of telescopic forks 420; so that the first mounting hole is aligned with the second mounting hole, and fasteners are arranged in the first mounting hole and the second mounting hole to lock the telescopic fork 421 and the supporting frame 410; the mounting position of the telescopic fork 421 can be changed by selecting a different second mounting hole for aligning with the first mounting hole.

The first mounting hole and the second mounting hole may be through holes (such as threaded holes, round holes, waist-shaped holes, etc.) of various shapes. After the first mounting hole is aligned with one second mounting hole, fasteners (such as bolts, buckles, etc.) are placed in the two holes, so that the telescopic fork 421 and the supporting frame 410 can be locked; the fastener is taken out, and the connection between the locking telescopic fork 421 and the supporting frame 410 can be released, so that the position of the telescopic fork 421 can be conveniently adjusted, or the telescopic fork 421 can be maintained, replaced and the like.

Referring specifically to fig. 6, in the illustrated embodiment, in a set of telescopic forks 420, at least one telescopic fork 421 is provided with a first mounting hole, and the first mounting hole is a circular through hole; the support frame 410 includes a horizontal bracket 411 and a vertical bracket 412, the horizontal bracket 411 is used for mounting a telescopic fork 420, and the telescopic fork 420 is arranged between the two sets of vertical brackets 412. The horizontal bracket 411 is provided with a plurality of second mounting holes, and the plurality of second mounting holes are arranged at intervals along the first direction; the second mounting hole adopts a threaded hole. The telescopic fork 421 is adjusted to a proper position, so that the first mounting hole on the telescopic fork 421 is aligned with the second mounting hole at the proper position, and bolts are inserted into the two holes, thereby fastening the telescopic fork 421 and the supporting frame 410. So that each telescopic fork 421 is provided with a first mounting hole, and each telescopic fork 421 can be adjusted in position.

Optionally, the cargo bed 400 further includes a shield 450, the shield 450 being disposed on the support frame 410; the telescoping forks 420 are disposed within the shield 450.

Referring specifically to fig. 2 or 6, in the illustrated embodiment, the shield 450 includes a top plate 451 and two side plates 452, and the two side plates 452 are spaced apart along the first direction and are respectively connected to one vertical support 412; the top plate 451 covers the two side plates 452; in the second direction, the sides of the shield 450 are open to facilitate extension and retraction of the telescoping forks 420.

The shield 450 can not only prevent dust, protect and hide the retractable forks 420 and the cargo, but also limit the height of the cargo accessed by the retractable forks 420 to a certain extent.

Optionally, a partition 453 is provided in the shield 450, the partition 453 being used to separate adjacent two sets of telescoping forks 420.

Referring specifically to fig. 2 or 6, in the illustrated embodiment, two sets of telescopic forks 420 are provided in the shield 450, and a partition 453 is provided between the two sets of telescopic forks 420.

The setting of baffle 453 can avoid two sets of flexible forks 420 to interfere each other on the one hand, and on the other hand can inject the position of the goods that flexible fork 420 took, avoids the goods that different flexible forks 420 took to interfere each other.

Of course, it is easy to understand that when the partition 453 is provided, the telescopic forks 420 partitioned by the partition 453 cannot cooperate to fork the same cargo; at this time, the telescopic forks 420 separated by the partition 453 can only independently fork the cargo. However, when the partition 453 is removed, the telescopic forks 420, which are not separated, can be engaged to take the same cargo.

Optionally, at least one pair of limiting bars 454 is disposed in the protective cover 450, and the pair of limiting bars 454 are disposed at intervals along the arrangement direction of the two sets of telescopic forks 420.

Referring specifically to fig. 2 or 6, in the illustrated embodiment, a partition 453 is provided in the shroud 450, and the partition 453 divides the shroud 450 into two cargo spaces; in any cargo space, a limiting strip 454 is respectively arranged on the inner walls of the side plates 452, opposite to the partition plates 453, and the two limiting strips 454 are oppositely arranged along the first direction, so that the cargo can be guided into the cargo space and the position of the cargo in the cargo space can be limited.

Optionally, in the second direction, the end of the stop strip 454 is thinner as it is outward. Therefore, the entrance end of the cargo passage formed by the pair of limiting strips 454 is in a horn shape, so that cargo can enter the cargo space conveniently.

Optionally, the cargo bed 400 further includes: the limiting mechanism comprises a fixed state and a relaxed state; when the limiting mechanism is in a fixed state, the supporting frame 410 cannot move relative to the first stand column 300A and the second stand column 300B; when the limiting mechanism is in a relaxed state, the supporting frame 410 can move relative to the first upright 300A and the second upright 300B under the driving of the lifting driving device 500.

Wherein, stop gear can adopt anchor clamps. For example, the limiting mechanisms are arranged on two sides of the supporting frame 410, which are close to the upright posts; when the cargo bed 400 does not need to be lifted, the limiting mechanism clamps the upright posts, so that the relative positions of the support frame 410 and the upright posts can be well fixed.

Alternatively, the spacing mechanism may employ an electromagnet. When the cargo bed 400 does not need to be lifted, the electromagnet is energized and can be attracted to the upright, thereby preventing the support frame 410 from displacing relative to the upright.

Alternatively, the limiting mechanism may be a movable pin disposed on one side of the upright, and the cargo platform 400 is provided with a positioning hole. After the cargo bed 400 is moved to the desired position, the movable pins extend into the locating holes toward the cargo bed 400, preventing the support frame 410 from being displaced relative to the columns.

The specific configuration of the spacing mechanism is not limited in this application.

In one embodiment, the spacing mechanism includes two pairs of clamp structures 430, one pair of clamp structures 430 being used to clamp the first column 300A and the other pair of clamp structures 430 being used to clamp the second column 300B; the clamp structure 430 includes: a fixing wedge 431 for connecting the support frame 410; a movable wedge 432 slidably disposed on the fixed wedge 431; the fixed wedge 431 includes a guide inclined plane, the movable wedge 432 includes a sliding inclined plane, the guide inclined plane and the sliding inclined plane are parallel to each other, and the sliding inclined plane is attached to the guide inclined plane and can move along the guide inclined plane; wherein two movable wedges 432 of a pair of jaw structures 430 are oppositely disposed.

Referring specifically to fig. 7, a pair of clamp structures 430 are illustrated; the two movable wedges 432 are oppositely arranged along the second direction; when the movable wedge 432 moves along the fixed wedge 431, the movable wedge 432 has both a component of movement in the vertical direction and a component of movement in the second direction.

Referring to fig. 8 in combination, in the illustrated embodiment, the guide slope of the left fixed wedge 431 is inclined rightward from top to bottom, and the guide slope of the right fixed wedge 431 is inclined leftward from top to bottom. When the two movable wedge blocks 432 move upwards along the corresponding guide inclined planes at the same time, the two movable wedge blocks 432 are far away from each other, so that the upright post can be loosened; and when the two movable wedges 432 move downward along the corresponding guide slopes, the two movable wedges 432 approach each other and can clamp the column.

Thus, the pair of jaw structures 430 form a wedge-shaped clamping structure. Clamping and unclamping of the column can be accomplished quickly by the ramped movement of movable wedge 432.

Optionally, a sliding prevention groove is provided on the surface of movable wedge 432 for contacting first pillar 300A or second pillar 300B.

Referring specifically to fig. 7, in the illustrated embodiment, a pair of jaw structures 430 are shown with two opposing surfaces of the movable wedge 432 for contacting the post, with anti-skid grooves on both surfaces. Through setting up anti-skidding groove, can reduce area of contact, thereby the pressure when increasing the centre gripping stand is favorable to two movable wedge 432 cooperation clamping stand.

Optionally, movable wedge 432 is provided with cleats on the surface for contacting first shaft 300A or second shaft 300B.

Wherein, the anti-slip strip can be made of flexible materials such as rubber, plastic and the like. The anti-slip strip can increase the friction between the movable wedge block 432 and the upright post when the movable wedge block 432 is matched with the upright post, and can further resist the movable wedge block 432 and the upright post through self deformation.

Optionally, the clamp structure 430 further includes an inclined guide plate 433, and the inclined guide plate 433 is provided with a guide groove, and an extending direction of the guide groove is parallel to an inclined direction of the guide inclined surface; the movable wedge 432 is provided with a lug 434, and the lug 434 is slidably arranged in the guide groove.

Referring specifically to fig. 7, in the illustrated embodiment, a guide slope of the fixed wedge 431 is formed in the housing, and the inclined guide plate 433 constitutes one side plate of the housing; the movable wedge 432 is defined in a housing that prevents the movable wedge 432 from being separated from the fixed wedge 431a, facilitating the stable movement of the movable wedge 432 along the guide slope.

With continued reference to fig. 7, two guide grooves are formed in the inclined guide plate 433, and two protrusions 434 are formed on the movable wedge block 432, and the protrusions 434 are clamped in the corresponding guide grooves. The protrusion 434 is constrained with the guide groove; when the movable wedge 432 is forced, the movable wedge 432 moves, and the protrusion 434 can only move along the guide groove, so that the movable wedge 432 can only move along the guide inclined plane, and further the relative movement of the two movable wedges 432 in the second direction is realized.

Optionally, the clamp structure 430 further includes an elastic member 435, where one end of the elastic member 435 is fixedly disposed and the other end is connected to the movable wedge 432.

The elastic member 435 may be made of a flexible material having a deformation characteristic, or may be a spring.

Referring specifically to fig. 7, in the illustrated embodiment, the spring 435 employs a spring. The lower end of the spring is fixedly connected with the housing and the upper end is connected with the movable wedge 432. The movable wedge 432 can stretch or compress the elastic member 435 as it moves along the guide slope; the elastic member 435 has a tendency to recover; thus, the spring 435 can secure the pair of jaw structures 430 to clamp or unclamp the column by restoring the reverse acting on the movable wedge 432 to restore the movable wedge 432 without applying any external force to the movable wedge 432.

With continued reference to fig. 7, the elastic member 435 is disposed obliquely, and the oblique direction of the elastic member 435 is parallel to the oblique direction of the guide slope. Thus, the elastic member 435 is facilitated to drive the movable wedge 432 to reversely move along the guiding inclined plane through restoration, and finally reset.

Optionally, the limiting mechanism further includes a wedge drive assembly for driving the movable wedge 432 to slide. The wedge drive assembly includes a slide drive for applying a force to movable wedge block 432.

The sliding driver may be a linear driving member such as an air cylinder or an electric cylinder, or a rotary driving member such as a motor or a rotary air cylinder. The specific configuration of the slide driver is not limited in this application, as long as the movable wedge 432 can be braked, so that the movable wedge 432 moves relative to the fixed wedge 431.

In one embodiment, the wedge drive assembly further comprises: a connecting shaft 441 provided at a movable end of the slide driving member; a movable arm 442 connected to the connection shaft 441; a push-pull rod 443 connecting the movable arm 442 and the movable wedge 432; the sliding driving member can drive the connecting shaft 441 to rotate, drive the movable arm 442 to rotate, and further drive the movable wedge 432 to move through the push-pull rod 443.

In this embodiment, the sliding driver is a rotation driving member for driving the connection shaft 441 to rotate. The movable arm 442 is fixedly connected to the connection shaft 441, and the connection shaft 441 rotates to drive the movable arm 442 to revolve around the axis thereof. The push-pull rod 443 is swingably connected to the movable arm 442, and when the movable arm 442 makes a revolution motion, the push-pull rod 443 carries the movable wedge 432 along the guide slope.

Further, the spacing mechanism includes two sets of wedge drive assemblies, one set of wedge drive assemblies for driving the two movable wedges 432 of the pair of jaw structures 430 to slide; one set of wedge drive assemblies includes two sets of movable arms 442 and two sets of push-pull rods 443; two movable wedges 432 in the pair of jaw structures 430 are connected to the connecting shaft 441 by a set of push-pull rods 443 and a set of movable arms 442, respectively; when the sliding driving member works, the two movable wedge blocks 432 can be driven to synchronously act through the connecting shaft 441.

Referring specifically to FIG. 7, in the illustrated embodiment, a set of wedge drive assemblies includes a slide drive and a connecting shaft 441; the connecting shaft 441 extends along the second direction, two groups of movable arms 442 are arranged on the connecting shaft 441, and the two groups of movable arms 442 are respectively connected with one movable wedge 432 through a group of push-pull rods 443. At this time, two groups of movable wedge blocks 432 can be driven to synchronously move by one sliding driving piece, so that the effects of reducing cost and saving equipment space are achieved.

Still further, the limiting mechanism further includes a flexible shaft 444, the flexible shaft 444 is used for connecting two pairs of clamp structures 430, and the two pairs of clamp structures 430 can be linked through the flexible shaft 444.

Under the condition that the two pairs of clamp structures 430 are linked through the flexible shaft 444, the limiting mechanism can further omit a sliding driving piece; at this time, the limiting mechanism comprises two groups of wedge-shaped driving components, wherein one group of wedge-shaped driving components comprises a sliding driving piece, and the other group of wedge-shaped driving components do not need to be provided with the sliding driving piece. When in operation, the sliding driving member drives one connecting shaft 441 to drive the two movable wedge blocks 432 in the pair of clamp structures 430 to synchronously move, and simultaneously drives the other connecting shaft 441 to rotate through the flexible shaft 444, so that the two movable wedge blocks 432 in the other pair of clamp structures 430 can synchronously move.

Optionally, the limiting mechanism further comprises two sets of auxiliary connection members 445, the auxiliary connection members 445 being used for connecting the flexible shaft 444 and the connecting shaft 441.

Referring specifically to fig. 7, in the illustrated embodiment, the auxiliary link 445 is similar in structure to the movable arm 442. The auxiliary connection 445 and the movable arm 442 are used to make the two ends of the external connection rounded, which is advantageous for safety. The auxiliary link 445 and the movable arm 442 are also provided with lightening holes.

Optionally, the support frame 410 is provided with a hidden channel, and the flexible shaft 444 can connect two pairs of clamp structures 430 located at two sides of the support frame 410 through the hidden channel.

Referring specifically to fig. 2, in the illustrated embodiment, the support frame 410 includes a horizontal bracket 411 and two sets of vertical brackets 412; the horizontal bracket 411 includes two horizontal pipes extending in the first direction and provided in a hollow structure. At this time, the hidden channel is the hollow interior of the horizontal tube; the flexible shaft 444 is capable of passing through the horizontal tube, connecting two pairs of jaw structures 430 provided on the vertical support 412. By concealing the flexible shaft 444, the flexible shaft 444 can be prevented from being exposed to the outside and damaged, the protection and the attractive effect are achieved, and the flexible shaft 444 can be prevented from interfering with lifting and carrying of the supporting frame 410.

The foregoing examples represent only a few embodiments of the present application, which are described in more detail and are not thereby to be construed as limiting the scope of the claims. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application. Accordingly, the scope of protection of the present application is to be determined by the claims appended hereto.

Claims (10)

1. A variable specification cargo bed (400), comprising:

a support frame (410);

two groups of telescopic forks (420), wherein the two groups of telescopic forks (420) are arranged on the supporting frame (410) side by side;

wherein, the interval between two groups of telescopic forks (420) is adjustable.

2. The variable specification cargo bed (400) of claim 1, wherein said telescoping forks (420) comprise two sets of telescoping forks (421), said two sets of telescoping forks (421) being capable of mating to fork a cargo;

the distance between the two groups of telescopic forks (421) is adjustable.

3. The variable specification cargo bed (400) of claim 2, wherein said telescoping fork (421) has a first mounting hole therein;

The supporting frame (410) is provided with a plurality of second mounting holes, and the second mounting holes are arranged at intervals along the arrangement direction of the two groups of telescopic forks (420);

aligning the first mounting hole with the second mounting hole, and placing fasteners in the first mounting hole and the second mounting hole to lock the telescopic fork (421) and the supporting frame (410);

the second mounting holes, which are different, are selected for alignment with the first mounting holes, enabling the mounting position of the telescopic fork (421) to be changed.

4. The variable specification cargo bed (400) of claim 1, wherein the support frame (410) comprises:

a horizontal bracket (411) for mounting the telescopic fork (420);

the two groups of vertical supports (412), the two groups of vertical supports (412) are arranged on the horizontal support (411) at intervals, and the telescopic fork (420) is arranged between the two groups of vertical supports (412).

5. The variable specification cargo bed (400) of claim 1, further comprising a protective cover (450), said protective cover (450) being disposed on said support frame (410);

the telescopic fork (420) is arranged in the protective cover (450).

6. The variable specification cargo bed (400) of claim 5, wherein a spacer (453) is disposed in said protective cover (450), said spacer (453) being configured to separate two adjacent sets of said telescoping forks (420).

7. The variable specification cargo bed (400) of claim 5, wherein at least one pair of stop bars (454) is provided in the protective cover (450), and wherein the pair of stop bars (454) are spaced apart along the arrangement direction of the two sets of telescopic forks (420).

8. A stacker comprising the cargo bed (400) of any one of claims 1-7, further comprising:

a first upright (300A) and a second upright (300B), the cargo bed (400) being slidably disposed between the first upright (300A) and the second upright (300B);

and the lifting driving device (500) is used for driving the cargo carrying platform (400) to move along the vertical direction.

9. The stacker of claim 8 wherein said load bed (400) includes a first side and a second side along an arrangement of two sets of said telescoping forks (420);

the stacker further comprises a guide wheel set (600), and at least one guide wheel set (600) is arranged on the first side and the second side;

-said guiding wheel set (600) provided on said first side for contacting said first upright (300A);

the guiding wheel set (600) provided on the second side is used for contacting the second upright (300B).

10. The stacker of claim 8 wherein said cargo bed (400) further comprises a stop mechanism, said stop mechanism comprising a fixed state and a relaxed state;

when the limiting mechanism is in the fixed state, the supporting frame (410) cannot move relative to the first upright (300A) and the second upright (300B);

when the limiting mechanism is in the releasing state, the supporting frame (410) can move relative to the first upright (300A) and the second upright (300B) under the driving of the lifting driving device (500).

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