CN216687345U - Lifting mechanism for unmanned forklift - Google Patents
Lifting mechanism for unmanned forklift Download PDFInfo
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- CN216687345U CN216687345U CN202220062790.6U CN202220062790U CN216687345U CN 216687345 U CN216687345 U CN 216687345U CN 202220062790 U CN202220062790 U CN 202220062790U CN 216687345 U CN216687345 U CN 216687345U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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Abstract
The utility model relates to a lifting mechanism for an unmanned forklift, which comprises a portal frame, a fork unit and a driving unit, wherein the portal frame is provided with a front portal frame and a rear portal frame; the door frame comprises an upright post; the number of the upright columns is two, and the opposite sides of the upright columns are respectively provided with at least one first guide groove; at least one guide wheel is respectively arranged on two opposite sides of one end of the fork unit; the guide wheel on each side is rotatably clamped in the first guide groove on the corresponding side, and the guide wheels on the two sides can roll up and down along the first guide grooves on the corresponding sides; the driving unit is integrally arranged at one end of the fork unit, which is provided with the guide wheel, and comprises a ball screw; the axis of the ball screw is vertically arranged; a transmission block is arranged in the middle of one end of the fork unit, which is close to the ball screw; the middle part of the transmission block is provided with a mounting hole which is sleeved on the outer wall of the nut of the ball screw; the transmission block can move along the axial direction of the ball screw.
Description
Technical Field
The utility model relates to the technical field of unmanned forklifts, in particular to a lifting mechanism for an unmanned forklift.
Background
Under the big background that the state advances intelligent manufacturing, the manufacturing, operation and management modes of factories are gradually developing towards automation, digitalization and intellectualization. Especially for the logistics industry which is developed vigorously in recent years, it is obvious that intelligent logistics has become a new development direction. In the logistics industry, goods are often transferred using forklifts. Gradually, people begin to use unmanned forklifts to gradually replace manually operated forklifts, so that the labor is reduced, and the goods transfer efficiency is improved.
However, when the lifting mechanism for the conventional unmanned forklift is assembled, the assembly difficulty is large.
SUMMERY OF THE UTILITY MODEL
The utility model provides a lifting mechanism for a unmanned forklift, aiming at solving the problem that the traditional lifting mechanism for the unmanned forklift is difficult to assemble.
The lifting mechanism for the unmanned forklift comprises a portal frame, a fork unit and a driving unit, wherein the portal frame is provided with a front portal frame and a rear portal frame;
the door frame comprises an upright post;
the number of the upright columns is two, and the opposite sides of the upright columns are respectively provided with at least one first guide groove;
at least one guide wheel is respectively arranged on two opposite sides of one end of the fork unit; the guide wheel on each side is rotatably clamped in the first guide groove on the corresponding side, and the guide wheels on the two sides can roll up and down along the first guide grooves on the corresponding sides;
the driving unit is integrally arranged at one end of the fork unit, which is provided with the guide wheel, and comprises a ball screw;
the axis of the ball screw is vertically arranged;
a transmission block is arranged in the middle of one end of the fork unit, which is close to the ball screw; the middle part of the transmission block is provided with a mounting hole which is sleeved on the outer wall of the nut of the ball screw; the transmission block can move along the axial direction of the ball screw.
In one embodiment, the opposite sides of the two upright posts are respectively provided with a first guide groove;
two guide wheels are respectively arranged on two opposite sides of one end of the fork unit; two leading wheels with one side set up from top to bottom, all rotationally the joint in the first guide way of corresponding side.
In one embodiment, a preset distance is reserved between the wall of the mounting hole and the outer wall of the nut of the ball screw.
In one embodiment, the fork unit includes a skirt, a brace, and fork tubes;
the baffle is arranged on one common side of the two upright posts, the plane of the baffle is parallel to the axis of the upright posts, and a transmission block is fixed in the middle of one side surface close to the upright posts;
the two supporting strips are vertically arranged, and one side of each supporting strip is fixedly connected with the two opposite ends of one side face, close to the stand column, of the baffle; the sides of the two support bars, which deviate from each other, are respectively and rotatably connected with a guide wheel;
the goods fork pipe is two, and the equal level sets up, and one end is respectively with the relative both ends fixed connection of another side of baffle.
In one embodiment, the driving unit further comprises a servo motor, a driving wheel, a driven wheel and a synchronous belt;
the axis of the servo motor is vertically arranged, and the output shaft extends downwards;
the driving wheel is sleeved at the bottom end of an output shaft of the servo motor;
the driven wheel is sleeved at the bottom end of the ball screw;
the size of the driving wheel is larger than that of the driven wheel, and the driving wheel is in transmission connection with the driven wheel through a synchronous belt.
In one specific embodiment, the device further comprises a fixed mounting seat and a movable mounting seat;
the fixed mounting seat is arranged right below the driving unit, one side of the top surface is rotatably connected with the bottom end of the ball screw through a bearing, and the other side of the top surface is slidably connected with the movable mounting seat; the movable mounting base can slide towards the ball screw or slide back to the ball screw;
the top of the movable connecting seat is fixedly connected with the bottom end of the shell of the servo motor.
In one embodiment, the top surface of the fixed mounting seat is provided with a groove, and the inner walls of two opposite sides of the groove are respectively provided with a second guide groove;
the two opposite sides of the bottom of the movable mounting seat are respectively provided with a guide strip; the guide strip on each side can be slidably clamped in the second guide groove on the corresponding side.
In one specific embodiment, the device further comprises a motor position adjusting unit;
the motor position adjusting unit is integrally arranged on one side of the movable mounting seat, which is far away from the ball screw, and comprises a tension adjusting plate and a force applying rod;
one side surface of the tension adjusting plate is fixedly connected with one side surface of the movable mounting seat far away from the ball screw;
one end of the force application rod is fixedly connected with one side surface of the tension adjusting plate far away from the movable mounting seat, and the other end of the force application rod extends towards the direction far away from the tension adjusting plate.
In one embodiment, the motor position adjusting unit further comprises a positioning block;
the positioning block is fixed on the top surface of the fixed mounting seat, and the middle part of the positioning block is provided with a limiting hole;
one end of the force application rod, which is far away from the tension adjusting plate, penetrates through the limiting hole.
In one embodiment, the gantry further comprises a beam;
the cross beam is one, two ends of the cross beam are respectively and fixedly connected with the upper parts of the two stand columns, and the middle part of the cross beam is rotatably connected with the top end of the ball screw through a bearing.
The utility model has the beneficial effects that: the lifting mechanism for the unmanned forklift is provided with the first guide grooves on the opposite sides of the two upright posts respectively, the guide wheels are arranged on the two opposite sides of one end of the fork unit respectively, the guide wheel on each side is rotatably clamped in the first guide groove on the corresponding side, and the guide wheels can move up and down along the first guide grooves on the corresponding sides so as to enable the fork unit to move up and down integrally and further drive goods to move up or down. The guide wheels on the fork unit and the guide grooves on the upright posts are combined into a new guide form, the guide form that a guide rail and a slide block are matched is replaced by the guide form adopted by the traditional lifting mechanism for the unmanned forklift, the guide rail does not need to be machined on the upright posts, the butt joint difficulty and the butt joint precision when the guide rail and the slide block are in butt joint assembly do not need to be considered, and further the assembly difficulty, the machining difficulty and the machining cost of the portal frame are effectively reduced when the portal frame and the fork unit are assembled. Simultaneously, because the portal is changeed in processing for the portal can realize the integrated design, the portal of assembling relatively the multimode, structural strength is bigger, is favorable to prolonging portal and elevating system's life. In addition, the form that the ball screw is matched with the transmission block is adopted, the transmission precision is effectively improved, and the control precision of the fork unit is further effectively improved.
Drawings
FIG. 1 is a schematic structural view of an embodiment of a lift mechanism for an unmanned forklift of the present invention;
fig. 2 is a partially enlarged view of the area a in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "top," "bottom," "inner," "outer," "axial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention or for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "secured," "engaged," "hinged," and the like are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other suitable relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1 and 2, as an embodiment of the present invention, a lifting mechanism for a forklift includes a mast 110, a fork unit 120, and a driving unit. The door frame 110 includes two upright posts 111, and opposite sides of the two upright posts 111 are respectively provided with at least one first guide groove. At least one guide wheel 121 is provided at opposite sides of one end of the fork unit 120, respectively. The guide wheel 121 of each side is rotatably clamped in the first guide groove of the corresponding side. The guide wheels 121 of both sides can roll up and down along the first guide grooves of the respective sides to move the fork unit 120 up and down as a whole. The drive unit is integrally arranged at one end of the fork unit 120, which is provided with the guide wheel 121, and comprises a ball screw 131, and the axis of the ball screw 131 is vertically arranged. The middle part of the fork unit 120 close to one end of the ball screw 131 is provided with a transmission block, the middle part of the transmission block is provided with a mounting hole, and the transmission block is sleeved on the outer wall of the nut of the ball screw 131 through the mounting hole. The transmission block is movable in the axial direction of the ball screw 131.
In this embodiment, when the ball screw 131 rotates, the nut of the ball screw 131 can drive the transmission block to move up and down, and further drive the fork unit 120 to move up and down. Meanwhile, the guide wheels 121 at both sides are rotatably caught in the first guide grooves at the corresponding sides, and can move up and down along the first guide grooves at the corresponding sides to make the fork unit 120. The guide wheel 121 has a good guiding effect, so that the lifting process of the fork is more stable. The ball screw 131 and the transmission block are matched, so that the transmission precision is effectively improved, and the control precision of the fork unit 120 is effectively improved. The guide wheels 121 and the guide grooves on the upright posts 111 are combined into a new guide form, the guide form that a guide rail and a slide block are matched with each other and adopted by a traditional lifting mechanism for the unmanned forklift is replaced, the guide rail does not need to be machined on the upright posts 111, and the butt joint difficulty and the butt joint precision when the guide rail and the slide block are in butt joint assembly do not need to be considered, so that the assembly difficulty when the portal 110 and the fork unit 120 are assembled, and the machining difficulty and the machining cost of the portal 110 are effectively reduced. Meanwhile, the gantry 110 is easier to process, so that the gantry 110 can be integrally designed, and the structural strength is higher compared with the gantry 110 assembled by a plurality of modules, which is beneficial to prolonging the service lives of the gantry 110 and the lifting mechanism.
In an embodiment of the present invention, the opposite sides of the two columns 111 are respectively provided with a first guiding groove. Two guide wheels 121 are respectively provided at opposite sides of one end of the fork unit 120. Two leading wheels 121 with one side set up from top to bottom, all rotationally the joint in the first guide way of corresponding side. Thus, the stability of the operation of the fork unit 120 during the lifting is effectively improved.
In an embodiment of the present invention, a predetermined distance is reserved between the hole wall of the mounting hole of the transmission block and the outer wall of the nut of the ball screw 131. Specifically, the preset distance is 2-5 mm. Through add the clearance between the nut at ball screw 131 and the pore wall of mounting hole, realized ball screw 131 and the connection of floating of transmission piece, traditional rigid connection relatively can absorb the transmission error better, reduces the radial effort to ball screw 131's lead screw, has prolonged ball screw 131's life.
In one embodiment of the present invention, the fork unit 120 includes a skirt 122, a brace 123, and fork tubes 124. The baffle 122 is disposed on a common side of the two vertical columns 111, a plane on which the baffle is disposed is parallel to an axis of the vertical column 111, and a transmission block is fixed in a middle portion of a side surface close to the vertical column 111. The barrier 122 effectively isolates the items on the fork tubes 124 from the door shelves 110, effectively improving the safety of the elevator mechanism during operation. Support bar 123 is two, and equal vertical setting, one side respectively with baffle 122 be close to the relative both ends fixed connection of one side of stand 111. The sides of the two support bars 123 facing away from each other are respectively rotatably connected with a guide wheel 121. The two support bars 123 can effectively support the guide wheels 121 fixed to both sides, respectively. The fork tube 124 is two, and all sets up horizontally. One end of each of the two fork tubes 124 is fixedly connected to the opposite end of the other side of the blocking plate 122. The fork tube 124 is a hollow structure, and a lightweight design is realized.
Specifically, when the ball screw 131 rotates, the nut of the ball screw 131 can drive the transmission block to move up and down, and then drive the baffle 122 to move up and down, so as to drive the supporting bar 123 and the fork tube 124 on the baffle 122 to move up and down. Wherein, when leading wheel 121 on support bar 123 can roll from top to bottom along first guide way, play better guide effect.
In an embodiment of the present invention, the driving unit further includes a servo motor 133, a driving pulley, a driven pulley, and a timing belt 134. Here, the driving unit is integrally provided on the side of the baffle plate 122 to which the supporting bar 123 is fixed. Specifically, the axis of the servo motor 133 is disposed vertically, and the output shaft extends downward. The driving wheel is sleeved at the bottom end of the output shaft of the servo motor 133, and the driven wheel is sleeved at the bottom end of the ball screw 131. The driving wheel is in transmission connection with the driven wheel through a synchronous belt 134. The servo motor 133 has higher transmission accuracy than a stepping motor. The output shaft of the servo motor 133 can drive the driving wheel and the driven wheel to rotate, and further drive the ball screw 131 to rotate. Moreover, the size of the driving wheel is larger than that of the driven wheel, so that the transmission efficiency can be effectively improved, and further the lifting efficiency of the fork unit 120 is improved.
In an embodiment of the present invention, the lifting mechanism for the unmanned forklift further comprises a fixed mounting base 140 and a movable mounting base 150. The fixing base can effectively support the movable mounting base 150 and the ball screw 131. The movable mount 150 can effectively support the servo motor 133 and the driving wheel. Specifically, the fixed mounting seat 140 is disposed right below the driving unit, one side of the top surface is rotatably connected to the bottom end of the ball screw 131 through a bearing, and the other side of the top surface is slidably connected to the movable mounting seat 150. The movable mount 150 can slide toward the ball screw 131 or slide away from the ball screw 131, so that the tension of the timing belt 134 can be adjusted, thereby effectively improving the transmission efficiency. The top of the movable connecting base is fixedly connected with the bottom end of the casing of the servo motor 133, and the top is provided with a yielding hole for the output shaft of the servo motor 133 to pass through. It should be noted that the movable mounting seat 150 is hollow, and has a structure with openings at two sides, so that the whole movable mounting seat 150 is designed to be light, and the movable mounting seat can be moved conveniently. One side of the movable mounting seat 150 is opened to allow the timing belt 134 to pass through. The fixed mounting base 140 is hollow and has a structure with three open sides, so that the light weight design is integrally realized.
In an embodiment of the present invention, a groove is formed on the top surface of the fixed mounting base 140, and second guiding grooves are respectively formed on the inner walls of two opposite sides of the groove. The opposite two sides of the bottom of the movable mounting seat 150 are respectively provided with a guide bar, and the guide bar on each side can be slidably clamped in the second guide groove on the corresponding side. The guide bar of each side can slide along the second guide groove of the corresponding side, so that the movable mount 150 as a whole can slide toward the ball screw 131 or slide away from the ball screw 131, and further the tension of the timing belt 134 is adjusted, so that the transmission efficiency can be effectively improved.
In an embodiment of the present invention, the lifting mechanism for the unmanned forklift further includes a motor position adjusting unit 160. The motor position adjusting unit 160 is integrally disposed on a side of the movable mounting base 150 away from the ball screw 131, and includes a tension adjusting plate 161, a force applying rod 162, and a positioning block 163. One side of the tension adjusting plate 161 is fixedly connected to one side of the movable mounting base 150 far away from the ball screw 131. One end of the force application rod 162 is fixedly connected to a side of the tension adjustment plate 161 away from the movable mounting base 150, and the other end extends in a direction away from the tension adjustment plate 161. The tension adjusting plate 161 and the movable mount 150 can be moved toward the ball screw 131 or away from the ball screw 131 by pulling or pushing the force applying rod 162 by a manual force. The positioning block 163 is fixed on the top surface of the fixed mounting base 140, and a limiting hole is formed in the middle. One end of the force application rod 162 far away from the tension adjustment plate 161 is arranged in the limiting hole in a penetrating way. The limiting hole can limit the movement direction of the force application rod 162, and therefore transmission precision is improved. Moreover, the middle portion of the tension adjusting plate 161 is bent toward the inside of the movable fixing base to structurally avoid the positioning block 163, so that the overall space occupied by the motor position adjusting unit 160 is small, and the movable mounting base 150 and the motor can be accurately controlled to perform position transfer in a small space.
In an embodiment of the present invention, the door frame 110 further includes a cross beam 112, two ends of the cross beam 112 are respectively and fixedly connected to the upper portions of the two upright posts 111, and the middle portion is rotatably connected to the top end of the ball screw 131 through a bearing. The cross beam 112 can support the top of the ball screw 131 to improve the stability of the whole position of the ball screw 131, so that the ball screw 131 is not easy to topple, and the operation safety is improved.
In an embodiment of the present invention, the lifting mechanism for the unmanned forklift further includes a base and a shield, wherein the base is a plate-shaped structure, is fixed at the bottom of the mast 110, and is capable of supporting and fixing the mast 110. The shield cover is disposed outside the fixed mount 140, the movable mount 150, and the servo motor 133, and thus, the safety of the operation can be effectively improved.
In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," "one specific embodiment," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solution and the concept of the present invention are equivalent to or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a lifting mechanism for unmanned forklift, its characterized in that includes:
the pallet fork mechanism comprises a gantry, a pallet fork unit and a driving unit;
the door frame comprises a vertical column;
the number of the upright posts is two, and the opposite sides of the upright posts are respectively provided with at least one first guide groove;
at least one guide wheel is respectively arranged on two opposite sides of one end of the fork unit; the guide wheel on each side is rotatably clamped in the first guide groove on the corresponding side, and the guide wheels on the two sides can roll up and down along the first guide grooves on the corresponding sides;
the driving unit is integrally arranged at one end of the fork unit, which is provided with the guide wheel, and comprises a ball screw;
the axis of the ball screw is vertically arranged;
a transmission block is arranged in the middle of one end, close to the ball screw, of the fork unit; the middle part of the transmission block is provided with a mounting hole, and the transmission block is sleeved on the outer wall of the nut of the ball screw through the mounting hole; the transmission block can move along the axial direction of the ball screw.
2. The lift mechanism for a forklift truck according to claim 1, wherein the facing sides of the two pillars are respectively provided with a first guide groove;
two guide wheels are respectively arranged on two opposite sides of one end of the pallet fork unit; two with one side the leading wheel sets up from top to bottom, all rotationally the joint in corresponding side in the first guide way.
3. The lift mechanism for a forklift according to claim 1, wherein a predetermined distance is reserved between a hole wall of the mounting hole and an outer wall of the nut of the ball screw.
4. The lift mechanism for a drone forklift of claim 1, wherein said fork unit includes a flipper, a support bar, and a fork tube;
the baffle is arranged on one common side of the two upright posts, the plane of the baffle is parallel to the axis of the upright posts, and the middle part of one side surface close to the upright posts is fixedly provided with the transmission block;
the two support bars are vertically arranged, and one side of each support bar is fixedly connected with the two opposite ends of one side face, close to the upright post, of the baffle plate; the sides of the two support bars, which deviate from each other, are respectively connected with the guide wheels in a rotating manner;
the goods fork pipe is two, and equal level sets up, one end respectively with the relative both ends fixed connection of another side of baffle.
5. The elevating mechanism for a forklift according to any one of claims 1 to 4, wherein the driving unit further includes a servo motor, a driving wheel, a driven wheel, and a timing belt;
the axis of the servo motor is vertically arranged, and the output shaft extends downwards;
the driving wheel is sleeved at the bottom end of an output shaft of the servo motor;
the driven wheel is sleeved at the bottom end of the ball screw;
the size of the driving wheel is larger than that of the driven wheel, and the driving wheel is in transmission connection with the driven wheel through the synchronous belt.
6. The lift mechanism for unmanned forklift of claim 5, further comprising a fixed mount and a movable mount;
the fixed mounting seat is arranged right below the driving unit, one side of the top surface is rotatably connected with the bottom end of the ball screw through a bearing, and the other side of the top surface is slidably connected with the movable mounting seat; the movable mounting base can slide towards the ball screw or slide back to the ball screw;
the top of the movable mounting seat is fixedly connected with the bottom end of the shell of the servo motor.
7. The lifting mechanism for the unmanned forklift as claimed in claim 6, wherein a recess is formed in a top surface of the fixed mounting seat, and second guide grooves are formed in inner walls of opposite sides of the recess respectively;
the two opposite sides of the bottom of the movable mounting seat are respectively provided with a guide strip; the guide strip on each side can be slidably clamped in the second guide groove on the corresponding side.
8. The lift mechanism for a forklift according to claim 6, further comprising a motor position adjusting unit;
the motor position adjusting unit is integrally arranged on one side of the movable mounting seat, which is far away from the ball screw, and comprises a tension adjusting plate and a force applying rod;
one side surface of the tension adjusting plate is fixedly connected with one side surface of the movable mounting seat far away from the ball screw;
one end of the force application rod is fixedly connected with one side face, far away from the movable mounting seat, of the tension adjusting plate, and the other end of the force application rod extends towards the direction far away from the tension adjusting plate.
9. The elevating mechanism for an unmanned forklift according to claim 8, wherein the motor position adjusting unit further includes a positioning block;
the positioning block is fixed on the top surface of the fixed mounting seat, and a limiting hole is formed in the middle of the positioning block;
one end of the force application rod, which is far away from the tension adjusting plate, penetrates through the limiting hole.
10. The lift mechanism for a drone forklift of any one of claims 1 to 4, wherein the mast further includes a cross beam;
the cross beam is one, two ends of the cross beam are respectively fixedly connected with the upper parts of the two stand columns, and the middle part of the cross beam is rotatably connected with the top end of the ball screw through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220062790.6U CN216687345U (en) | 2022-01-11 | 2022-01-11 | Lifting mechanism for unmanned forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220062790.6U CN216687345U (en) | 2022-01-11 | 2022-01-11 | Lifting mechanism for unmanned forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216687345U true CN216687345U (en) | 2022-06-07 |
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ID=81817850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220062790.6U Active CN216687345U (en) | 2022-01-11 | 2022-01-11 | Lifting mechanism for unmanned forklift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216687345U (en) |
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2022
- 2022-01-11 CN CN202220062790.6U patent/CN216687345U/en active Active
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