CN210313356U - RGV over-and-under type fork that stretches out and draws back - Google Patents
RGV over-and-under type fork that stretches out and draws back Download PDFInfo
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- CN210313356U CN210313356U CN201920677217.4U CN201920677217U CN210313356U CN 210313356 U CN210313356 U CN 210313356U CN 201920677217 U CN201920677217 U CN 201920677217U CN 210313356 U CN210313356 U CN 210313356U
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Abstract
The utility model relates to a flexible fork of RGV over-and-under type, include: the telescopic fork is used for forking and stacking goods; the lifting platform comprises a base, a lifting frame, a driving device and a lifting device; the top of the lifting frame is fixedly connected with the telescopic fork, and the bottom of the lifting frame can be lifted on the base along the vertical direction; the driving device is fixed on the base and used for providing lifting power for the lifting frame; the lifting device part is fixed on the base and is in power connection with the driving device. According to the technical scheme, compare with prior art, the utility model provides a flexible fork of RGV over-and-under type makes elevating gear take the crane to reciprocate through drive arrangement transmission power, and flexible fork is fixed on the crane, has realized that the fork can the micro-lift on the direction of height on the basis, and the fork is scalable, satisfies the use of RGV in special places, has improved the commonality of RGV fork, improves handling efficiency.
Description
Technical Field
The utility model relates to a cargo handling equipment technical field, more specifically the utility model relates to a flexible fork of RGV over-and-under type that says so.
Background
The fork is a multipurpose, efficient cargo handling instrument, can carry out operations such as fork, clamp, push away, rotation to transport objects such as tray, improves cargo handling efficiency, reduces handling cost, saves storage space. The fork is generally used on automatic warehouse logistics equipment such as a stacker, and the fork on the stacker is mostly customized according to the size of a tray, and when the fork is used, the lifting device of the stacker lowers the fork, and after the fork is extended, the fork is lifted and then retracted, and the goods are transported away. The RGV is the equipment of bearing the back and carrying class, and its self does not have hoisting device, and in some special operation occasions, the RGV need bear the back the fork and get goods, and the fork not only need possess the trace and go up and down still need have flexible function, leads to current RGV to use from this and receives the restriction.
Therefore, how to provide an RGV fork with strong versatility to meet the requirement of cargo handling is a problem that needs to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a flexible fork of RGV over-and-under type has solved some special operation places among the prior art, needs the RGV to have the problem of lift and flexible function simultaneously, has improved the commonality of RGV fork.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an RGV lift telescopic fork comprising:
the telescopic fork is used for forking and stacking goods;
the lifting platform comprises a base, a lifting frame, a driving device and a lifting device; the top of the lifting frame is fixedly connected with the telescopic fork, and the bottom of the lifting frame can be lifted on the base along the vertical direction; the driving device is fixed on the base and used for providing lifting power for the lifting frame; the lifting device part is fixed on the base and is in power connection with the driving device. Wherein, the lifting frames can be divided into a front group and a rear group, and the two groups are fixed with the lifting part of the lifting device; or a rectangular frame, and the front side and the rear side of the rectangular frame are fixed with the lifting part of the lifting device.
Can know via foretell technical scheme, compare with prior art, the utility model discloses a flexible fork of RGV over-and-under type makes elevating gear take the crane to reciprocate through drive arrangement transmission power, and flexible fork is fixed on the crane, has realized that the fork can the micro-lift on the direction of height basis on, and the fork is scalable, satisfies the use of RGV in special places, has improved the commonality of RGV fork.
Preferably, the lifting device comprises a gear transmission assembly, an eccentric wheel and an eccentric wheel guide rail;
the gear transmission assembly is fixed on the base and is in power connection with an output shaft of the driving device;
the eccentric wheel is in power connection with the output end of the gear transmission assembly;
the eccentric wheel guide rail is fixed with the lifting frame and is rotatably connected with the eccentric wheel.
Wherein the eccentric wheel guide rail is arranged along the horizontal direction and is fixed on the lifting frame; by adopting the scheme, the power of the driving device is transmitted to the eccentric wheel through the gear transmission assembly, and the rotating motion is converted into the up-and-down motion of the lifting frame along the height direction through the eccentric wheel and the eccentric wheel guide rail, so that the operation is stable, and the connection is reliable.
Preferably, the driving means comprises a driving motor and a driving shaft; the bottom of the driving motor is fixed with the base, and the output end of the driving motor is in power connection with the driving shaft; the output end of the driving shaft is in power connection with the gear transmission assembly. The power of the driving motor is selected according to the requirement, the output end of the driving motor is in power connection with the driving shaft, and the driving shaft transmits the power to the eccentric wheel.
Preferably, the lifting device comprises four lifting devices, each two lifting devices form a group, two groups of lifting devices are symmetrically arranged on two sides of the base, and the output end of each side of the driving shaft is correspondingly connected with an eccentric wheel; two gear drive components located between the same side of the base transmit power through gear engagement. The two driving shafts can be connected to two sides of the driving motor through a coupling, the first group of lifting devices are driven by the driving shafts, and the second group of lifting devices and the first group of device devices are meshed and transmitted through intermediate gears; by adopting the arrangement of the four lifting devices, the stability of the lifting frame in the lifting process is ensured.
Preferably, the lifting device further comprises a lifting detection switch which is a proximity switch and is fixed on the base, the lifting frame is provided with a plate, the plate is provided with a long hole, the detection end of the proximity switch is arranged in the long hole, when the base circle of the eccentric wheel is in contact with the upper part of the guide rail of the eccentric wheel, the lifting frame does not lift, and the proximity switch is positioned at the lower part of the long hole; when the flange of the eccentric wheel is contacted with the upper part of the eccentric guide rail, the lifting frame is lifted, the proximity switch is positioned on the upper part of the long hole, and therefore lifting information of the lifting frame is fed back to the industrial personal computer or the control terminal.
Preferably, the telescopic fork comprises: the upper fork, the middle fork, the lower fork and the telescopic driving device;
the lower fork is fixed on the top of the lifting frame, and a driving gear is fixed on the lower fork;
the telescopic driving device is fixed on the lower fork; an output shaft of the telescopic driving device is in meshing transmission with the driving gear;
the middle fork can slide on the lower fork, a rack meshed with the driving gear is arranged on the middle fork, and a guide wheel is arranged on the middle fork;
the upper fork can slide on the middle fork, and is provided with a chain wheel which is in transmission connection with the output end of the telescopic driving device through a chain and a guide wheel.
By adopting the scheme, the lower fork and the middle fork are driven by the gear and the rack, and the middle fork and the upper fork are driven by the chain, so that the transmission stability is ensured.
Preferably, the middle fork and the lower fork, and the middle fork and the upper fork are in sliding connection by adopting cylindrical roller bearings; the sliding friction is converted into rolling friction, so that the friction resistance is reduced, and the service life of the part is prolonged.
Preferably, the lower fork is provided with a fork-retracting centering detection switch and a fork-extending in-place detection switch; the fork retraction centering detection switch and the fork extension in-place detection switch are both proximity switches. Receive fork detection switch placed in middle is used for detecting well fork and receives the fork whether placed in the middle, stretches out fork detection switch in place and detects well fork and stretches out the fork completely whether.
Preferably, a mechanical limiting block is arranged on the lower fork in the direction away from the extending direction of the middle fork; the height of the limiting block protrudes out of the surface of the lower fork, so that the over-large return in the middle fork recovery process is prevented, and the accuracy of the return is ensured.
Preferably, a centering detection blocking sheet is arranged on the inner side of the middle fork and corresponds to the centering detection switch in position; the upper fork is provided with a left in-place blocking piece and a right in-place blocking piece in the direction far away from the extending end of the upper fork. The fork-retracting centering detection switch judges whether centering is performed or not by detecting the position of a centering detection baffle; the fork-extending in-place detection switch detects the positions of the left in-place blocking piece and the right in-place blocking piece to judge whether the upper fork-extending fork is in place.
The RGV lifting type telescopic fork is applied to logistics transportation or is combined with a central control machine or a control terminal in industrial use, and each driving device and each detection switch are electrically connected with the central control machine or the control terminal. The utility model provides a flexible fork of RGV over-and-under type compact structure, transmission are steady, have not only satisfied the fork horizontal direction on flexible, can the trace go up and down again simultaneously, the height of going up and down carries out the design selection according to the high lift of cam, can the at utmost satisfy the high-efficient transport demand of goods.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic view of an RGV elevating telescopic fork according to the present invention;
FIG. 2 is a schematic view of an RGV elevating type retractable fork of the present invention in an extended state;
FIG. 3 is a side view of an RGV lift type retractable fork according to the present invention;
fig. 4 is an exploded schematic view of an RGV lifting type telescopic fork according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model discloses RGV over-and-under type fork that stretches out and draws back has solved some special operation places among the prior art, needs RGV to have the problem of lift and flexible function simultaneously, has improved the commonality of RGV fork.
Referring to fig. 1-4, the present invention provides an RGV elevating type telescopic fork, comprising:
the telescopic pallet fork 100 is used for forking and stacking goods;
the lifting platform 200 comprises a base, a lifting frame 201, a driving device 202 and a lifting device 203; the top of the lifting frame 201 is fixedly connected with the telescopic fork 100, and the bottom of the lifting frame can be lifted on the base along the vertical direction; the driving device 202 is fixed on the base and used for providing lifting power for the lifting frame 201; the lifting device 203 is partially fixed on the base and is in power connection with the driving device 202.
The utility model discloses a flexible fork of RGV over-and-under type makes elevating gear take the crane to reciprocate through drive arrangement transmission power, and flexible fork is fixed on the crane, has realized on the basis that the fork can the micro-lift on the direction of height, and the fork is scalable, satisfies the use of RGV in special place, has improved the commonality of RGV fork.
Referring to fig. 2, the lifting device 203 includes a gear assembly 2031, an eccentric 2032 and an eccentric guide 2033;
the gear transmission component 2031 is fixed on the base and is in power connection with the output shaft of the driving device 202;
the eccentric wheel 2032 is in power connection with the output end of the gear transmission component 2031;
the eccentric wheel guide rail 2033 is fixed with the lifting frame 201 and is rotationally connected with the eccentric wheel 2032.
Wherein the eccentric wheel guide rail is arranged along the horizontal direction and is fixed on the lifting frame; by adopting the scheme, the power of the driving device is transmitted to the eccentric wheel through the gear transmission assembly, and the rotating motion is converted into the up-and-down motion of the lifting frame along the height direction through the eccentric wheel and the eccentric wheel guide rail, so that the operation is stable, and the connection is reliable.
In one embodiment of the present invention, the driving device 202 includes a driving motor 2021 and a driving shaft 2022; the bottom of the driving motor 2021 is fixed with the base, and the output end of the driving motor 2021 is in power connection with the driving shaft 2022; the output end of drive shaft 2022 is in power communication with gear assembly 2031. The power of the driving motor is selected according to the requirement, the output end of the driving motor is in power connection with the driving shaft, and the driving shaft transmits the power to the eccentric wheel.
In another embodiment provided by the present invention, the lifting device 203 comprises four lifting devices, each two lifting devices are a group, two groups of lifting devices are symmetrically disposed on two sides of the base, and the output end of each side of the driving shaft 2022 is correspondingly connected to an eccentric wheel 2032; two gear assemblies 2031 on the same side of the base transmit power through gear engagement. The two driving shafts can be connected to two sides of the driving motor through a coupling, the first group of lifting devices are driven by the driving shafts, and the second group of lifting devices and the first group of device devices are meshed and transmitted through intermediate gears; by adopting the arrangement of the four lifting devices, the stability of the lifting frame in the lifting process is ensured.
Advantageously, with reference to fig. 1, the lifting device 203 further comprises a lifting detection switch 2034; the lifting detection switch is a proximity switch and is fixed on the base, the lifting frame is provided with a plate, the plate is provided with a long hole, the detection end of the proximity switch is arranged in the long hole, when the base circle of the eccentric wheel is in contact with the upper part of the guide rail of the eccentric wheel, the lifting frame does not lift, and the proximity switch is positioned at the lower part of the long hole; when the flange of the eccentric wheel is contacted with the upper part of the eccentric guide rail, the lifting frame is lifted, the proximity switch is positioned on the upper part of the long hole, and therefore lifting information of the lifting frame is fed back to the industrial personal computer or the control terminal.
In other embodiments provided herein, the retractable fork 100 includes: an upper fork 101, a middle fork 102, a lower fork 103 and a telescopic driving device 104;
the lower fork 103 is fixed on the top of the lifting frame 201, and a driving gear is fixed on the lower fork;
the telescopic driving device 104 is fixed on the lower fork 103; the output shaft of the telescopic driving device 104 is in meshing transmission with the driving gear;
the middle fork 102 can slide on the lower fork 103, a rack meshed with the driving gear is arranged on the middle fork 102, and a guide wheel is arranged on the middle fork 102;
the upper fork 101 can slide on the middle fork 102, and the upper fork 101 has a chain wheel, which is connected with the output end of the telescopic driving device 104 through a guide wheel by a chain in a transmission way.
Therefore, the lower fork and the middle fork are driven by the gear and the rack, and the middle fork and the upper fork are driven by the chain, so that the transmission stability is ensured.
More advantageously, the middle fork 102 and the lower fork 103, and the middle fork 102 and the upper fork 101 are slidably connected by cylindrical roller bearings; the sliding friction is converted into rolling friction, so that the friction resistance is reduced, and the service life of the part is prolonged.
In other embodiments provided by the present invention, the lower fork 103 has a fork-retracting centering detection switch 105 and a fork-extending in-place detection switch 106; the fork-in centering detection switch 105 and the fork-in position detection switch 106 are proximity switches. Receive fork detection switch placed in middle is used for detecting well fork and receives the fork whether placed in the middle, stretches out fork detection switch in place and detects well fork and stretches out the fork completely whether.
Advantageously, a mechanical limit block 107 is arranged on the lower fork 103 in the extending direction away from the middle fork 102; the height of the limiting block protrudes out of the surface of the lower fork, so that the over-large return in the middle fork recovery process is prevented, and the accuracy of the return is ensured.
Specifically, a centering detection flap 108 is provided inside the middle fork 102, and corresponds to the centering detection switch 105; the upper fork 101 is provided with a left in-position blocking piece 109 and a right in-position blocking piece 110 respectively far away from the extending end direction of the upper fork. The fork-retracting centering detection switch judges whether centering is performed or not by detecting the position of a centering detection baffle; the fork-extending in-place detection switch detects the positions of the left in-place blocking piece and the right in-place blocking piece to judge whether the upper fork-extending fork is in place.
The RGV lifting type telescopic fork is applied to logistics transportation or is combined with a central control machine or a control terminal in industrial use, and each driving device and each detection switch are electrically connected with the central control machine or the control terminal. The utility model provides a flexible fork of RGV over-and-under type compact structure, transmission are steady, have not only satisfied the fork horizontal direction on flexible, can the trace go up and down again simultaneously, the height of going up and down carries out the design selection according to the high lift of cam, can the at utmost satisfy the high-efficient transport demand of goods.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An RGV over-and-under type telescopic fork, characterized by, includes:
the telescopic pallet fork (100), the telescopic pallet fork (100) is used for goods forking and stacking;
the lifting platform (200) comprises a base, a lifting frame (201), a driving device (202) and a lifting device (203); the top of the lifting frame (201) is fixedly connected with the telescopic fork (100), and the bottom of the lifting frame can be lifted on the base along the vertical direction; the driving device (202) is fixed on the base and used for providing lifting power for the lifting frame (201); the lifting device (203) is partially fixed on the base and is in power connection with the driving device (202).
2. An RGV elevating telescopic fork as claimed in claim 1, characterized in that the elevating device (203) comprises a gear assembly (2031), an eccentric (2032) and an eccentric guide (2033);
the gear transmission assembly (2031) is fixed on the base and is in power connection with an output shaft of the driving device (202);
the eccentric wheel (2032) is in power connection with the output end of the gear transmission assembly (2031);
the eccentric wheel guide rail (2033) is fixed with the lifting frame (201) and is rotationally connected with the eccentric wheel (2032).
3. An RGV elevating telescopic fork as claimed in claim 2, characterized in that the drive means (202) comprises a drive motor (2021) and a drive shaft (2022); the bottom of the driving motor (2021) is fixed with the base, and the output end of the driving motor is in power connection with the driving shaft (2022); the output end of the driving shaft (2022) is in power connection with the gear transmission assembly (2031).
4. An RGV elevating telescopic fork as claimed in claim 3, wherein the elevating means (203) comprises four, two in one group, two groups symmetrically arranged on both sides of the base, the output end of each side of the driving shaft (2022) is connected with one eccentric wheel (2032); two gear transmission assemblies (2031) positioned between the same sides of the base transmit power through gear engagement.
5. An RGV elevating telescopic fork as claimed in any one of claims 2-4, characterized in that the elevating means (203) further comprises an elevation detection switch (2034).
6. An RGV elevating telescopic fork according to claim 5, characterized in that the telescopic fork (100) comprises: an upper fork (101), a middle fork (102), a lower fork (103) and a telescopic driving device (104);
the lower fork (103) is fixed at the top of the lifting frame (201), and a driving gear is fixed on the lower fork;
the telescopic driving device (104) is fixed on the lower fork (103); an output shaft of the telescopic driving device (104) is in meshing transmission with the driving gear;
the middle fork (102) can slide on the lower fork (103), a rack meshed with the driving gear is arranged on the middle fork (102), and a guide wheel is arranged on the middle fork (102);
the upper fork (101) can slide on the middle fork (102), and a chain wheel is arranged on the upper fork (101), and the chain wheel is in transmission connection with the output end of the telescopic driving device (104) through a chain via the guide wheel.
7. An RGV elevating telescopic fork as claimed in claim 6, characterized in that a cylindrical roller bearing sliding connection is adopted between the middle fork (102) and the lower fork (103), and between the middle fork (102) and the upper fork (101).
8. An RGV elevating telescopic fork as claimed in claim 6, wherein the lower fork (103) has a fork centering detection switch (105) and a fork reaching position detection switch (106); the fork-retracting centering detection switch (105) and the fork-extending in-place detection switch (106) are proximity switches.
9. An RGV elevating telescopic fork as claimed in claim 7, characterized in that the lower fork (103) is provided with a mechanical stopper (107) away from the middle fork (102) in the extending direction.
10. An RGV lifting telescopic fork as claimed in claim 8, characterized in that the middle fork (102) is provided inside with a centering detection flap (108), the position of the centering detection flap (108) corresponds to the position of the fork-retracting centering detection switch (105); a left in-place blocking piece (109) and a right in-place blocking piece (110) are arranged on one side, away from the extending end of the upper fork (101), of the upper fork, and the fork extending in-place detection switch (106) corresponds to the left in-place blocking piece (109) and the right in-place blocking piece (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920677217.4U CN210313356U (en) | 2019-05-13 | 2019-05-13 | RGV over-and-under type fork that stretches out and draws back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920677217.4U CN210313356U (en) | 2019-05-13 | 2019-05-13 | RGV over-and-under type fork that stretches out and draws back |
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| Publication Number | Publication Date |
|---|---|
| CN210313356U true CN210313356U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920677217.4U Active CN210313356U (en) | 2019-05-13 | 2019-05-13 | RGV over-and-under type fork that stretches out and draws back |
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| CN (1) | CN210313356U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112723250A (en) * | 2020-12-31 | 2021-04-30 | 无锡中鼎集成技术有限公司 | Tray closing mechanism for combination of goods and trays on conveying line |
| CN115626603A (en) * | 2022-10-17 | 2023-01-20 | 宁波格劳博智能工业有限公司 | RGV transfer system for filling lithium battery electrolyte ton barrel |
-
2019
- 2019-05-13 CN CN201920677217.4U patent/CN210313356U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112723250A (en) * | 2020-12-31 | 2021-04-30 | 无锡中鼎集成技术有限公司 | Tray closing mechanism for combination of goods and trays on conveying line |
| CN115626603A (en) * | 2022-10-17 | 2023-01-20 | 宁波格劳博智能工业有限公司 | RGV transfer system for filling lithium battery electrolyte ton barrel |
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