CN221340748U - Transfer trolley and transfer system - Google Patents
Transfer trolley and transfer system Download PDFInfo
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- CN221340748U CN221340748U CN202323594668.7U CN202323594668U CN221340748U CN 221340748 U CN221340748 U CN 221340748U CN 202323594668 U CN202323594668 U CN 202323594668U CN 221340748 U CN221340748 U CN 221340748U
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- 239000000463 material Substances 0.000 claims abstract description 39
- 239000000872 buffer Substances 0.000 claims description 23
- 239000000956 alloy Substances 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 description 5
- 125000006850 spacer group Chemical group 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The application provides a transfer trolley and a transfer system, and relates to the technical field of battery production. The transfer trolley comprises a bracket, a placing table, a moving wheel and a positioning wheel, wherein the placing table is arranged at the top of the bracket and used for placing materials; the bottom of locating wheel is higher than the bottom of motion wheel to make the motion wheel can function when transporting the dolly circulation, and the locating wheel can be when receiving to support to hold the height that the dolly was transported in the restriction, and it can ensure the car face high uniformity of dolly when the material was off line better.
Description
Technical Field
The application relates to the technical field of battery production, in particular to a transfer trolley and a transfer system.
Background
In the assembly process of the battery module technology, after the assembly and detection of the module products are completed, the last procedure is that the module is taken off line, and in a normal case, a manipulator grabs the module and places the module on the trolley to take off line.
The requirement of the product on the height consistency of the car surface is that the height of the car surface is required to be smaller than 5mm, so that the mechanical arm can accurately, safely and stably place the product in place, and the problem that the safety is affected due to collision of a battery module is avoided, but the car surface height of the car is difficult to be consistent due to the accumulated tolerance and the problem that a moving wheel of the car is easy to deform, and the car cannot be safely placed on the car when the module is off line.
Disclosure of utility model
The application aims to provide a transfer trolley and a transfer system, which can better ensure the consistency of the height of a trolley surface when the trolley is disconnected from a battery module and avoid collision of the battery module.
The application can be realized as follows:
The application provides a transfer trolley, which comprises:
The support is arranged at the top of the support and is used for placing a placing table of materials, and the moving wheel and the positioning wheel are arranged at the bottom of the support;
The bottom end of the positioning wheel is higher than the bottom end of the moving wheel, so that the moving wheel can act when the transfer trolley flows, and the positioning wheel can limit the height of the transfer trolley when being propped against.
Optionally, the rigidity of the positioning wheel is greater than the rigidity of the moving wheel, and the positioning wheel is made of metal or alloy.
Optionally, the bottom of support sets up two at least spaced connecting rods, the motion wheel sets up in two at least connecting rod's both ends, the locating wheel sets up in two relative the inboard of connecting rod.
Optionally, the bottom of support still sets up two at least connections the horizontal pole of connecting rod, the locating wheel sets up in two at least horizontal poles, is located same the locating wheel symmetry setting of horizontal pole, the locating wheel that is located different horizontal poles sets up relatively and two relatively setting the line perpendicular to of the line of locating wheel the extending direction of horizontal pole.
Optionally, an adjusting member is disposed between the positioning wheel and the cross bar to adjust a height of the bottom end of the positioning wheel relative to the bottom end of the moving wheel.
The application also provides a transfer system, which comprises the transfer trolley and a positioning device, wherein the positioning device comprises bearing plates which are arranged in parallel and used for supporting the positioning wheels, and the height of the bearing plates is larger than or equal to the height difference between the bottom ends of the positioning wheels and the bottom ends of the moving wheels; one end of the bearing plate is obliquely provided with a guide inclined plane.
Optionally, the positioning device further comprises a clamping part, a fixing seat and a buffer, wherein the clamping part is arranged at one end of the bearing plate, which is far away from the guiding inclined plane, so as to clamp and position the transfer trolley, the fixing seat is arranged at two sides of the clamping part, the buffer is arranged on the fixing seat, the buffer faces the transfer trolley, and the clamping part is matched with the buffer to limit the position of the transfer trolley in the first direction.
Optionally, the clamping part includes the cylinder and supports the portion of holding, the drive portion of cylinder with it connects to support the portion of holding, the cylinder can drive support the portion of holding motion and/or rotation, so that support the portion of holding dodge transfer dolly with support transfer dolly between the switch.
Optionally, the positioning device further comprises two guide beams oppositely arranged and extending along the first direction, and the two guide beams are propped against two sides of the transfer trolley to limit the position of the transfer trolley in a second direction perpendicular to the first direction;
A plurality of guide bearings corresponding to the transfer trolley are arranged on the two guide cross beams along the first direction, and horn mouths for the transfer trolley to enter are formed at the front ends of the two guide cross beams;
Two opposite side surfaces of the transfer trolley are respectively provided with a guide wear-resistant strip, and the guide wear-resistant strips are used for being in contact with the corresponding guide bearings.
Optionally, the transfer system further includes a mechanical arm, the mechanical arm set up in one side of transfer dolly, be used for snatching the material and place in place the fixed position of platform, be provided with the camera on the mechanical arm, the camera is used for calibrating in the horizontal direction the position of mechanical arm.
The transfer trolley and the transfer system have the beneficial effects that: in order to better ensure the consistency of the height of the trolley surface, a transfer trolley is designed, and comprises a bracket, a placing table, a moving wheel and a positioning wheel, wherein the placing table is arranged at the top of the bracket and is used for placing materials; the bottom of locating wheel is higher than the bottom of motion wheel to make the motion wheel can function when transporting the dolly circulation, and the locating wheel can be when receiving to support the height that holds the restriction transportation dolly, this transportation dolly utilizes the motion wheel to support when the circulation, and utilizes the locating wheel to support when the manipulator snatchs the material and place transportation dolly and get on and off the line, the relative motion wheel wearing and tearing of locating wheel is less, consequently be difficult for appearing the deformation scheduling problem, guaranteed the car face high uniformity of dolly when the material is off line better, improve the material transportation security.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a transit system according to an embodiment of the present application;
FIG. 2 is an isometric view of a transfer cart according to an embodiment of the present application;
FIG. 3 is a front view of a transfer cart according to an embodiment of the application;
FIG. 4 is a schematic view of a positioning device according to a first view angle of the present application;
fig. 5 is a schematic structural diagram of a positioning device according to a second view angle in an embodiment of the application.
Icon: 1-a transfer trolley; 11-a bracket; 111-connecting rods; 112-a cross bar; 12-placing a table; 13-a motion wheel; 14-positioning wheels; 15-guiding wear strips; 2-positioning means; 21-a carrier plate; 211-guiding inclined plane; 22-clamping part; 221-cylinder; 222-a holding portion; 23-fixing seats; 24-buffer; 25-guiding cross beams; 251-guiding bearings; 252-flare.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present application, it should be noted that, if the terms "upper", "lower", "inner", "outer", and the like indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product is conventionally put in use, it is merely for convenience of describing the present application and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.
It should be noted that the features of the embodiments of the present application may be combined with each other without conflict.
The inventor of the application discovers that in the production process of the battery module, due to the problems of accumulated tolerance, easy deformation of the moving wheels of the trolley and the like, the height of the trolley surface is difficult to be consistent, so that the consistency of the trolley surface height of the trolley when the battery module is offline is poor, the battery module is easy to collide when being placed on the trolley, and the safety of the battery module is influenced. The embodiment of the application provides a transfer system which can better ensure the consistency of the height of the vehicle surface of a trolley when the trolley is offline from a battery module and realize safe transfer.
Referring to fig. 1-5, an embodiment of the present application provides a transfer system including a transfer cart 1, the transfer cart 1 including: the device comprises a bracket 11, a placing table 12 arranged at the top of the bracket 11 and used for placing materials, and a moving wheel 13 and a positioning wheel 14 arranged at the bottom of the bracket 11; the bottom end of the positioning wheel 14 is higher than the bottom end of the moving wheel 13 so that the moving wheel 13 can act when the transfer trolley 1 is being flown, and the positioning wheel 14 can limit the height of the transfer trolley 1 when being held against.
It should be noted that, the bottom of the positioning wheel 14 is higher than the bottom of the moving wheel 13, so that the positioning wheel 14 is suspended when the moving wheel 13 supports the transferring trolley 1, and the positioning wheel 14 is not in contact with the ground, so that the positioning wheel 14 is not easy to wear, the accuracy of the height direction of the positioning wheel 14 is ensured, when the positioning wheel 14 is supported, the transferring trolley 1 is supported, the height of the transferring trolley 1 is limited, the transferring trolley 1 is kept unchanged, the height is the height of the transferring trolley 1 when materials are off line, and the levelness of the height is improved through the positioning wheel 14 which is not easy to wear, so that the transferring trolley has the advantage of better height consistency.
The transfer trolley 1 is supported by the moving wheel 13 during circulation, and when the manipulator grabs materials and places the transfer trolley 1 on line and off line, the transfer trolley 1 is supported by the positioning wheel 14, the movement distance of the positioning wheel 14 relative to the moving wheel 13 is small, abrasion is small, deformation, abrasion and the like are not easy to occur, the height of the trolley surface of the transfer trolley 1 is kept through the positioning wheel 14, and the consistency of the height of the trolley surface of the transfer trolley 1 during material off line is well guaranteed.
In this embodiment, the rigidity of the positioning wheel 14 is greater than that of the moving wheel 13, and the positioning wheel 14 is made of metal or alloy.
Because the rigidity of the positioning wheel 14 is greater than that of the moving wheel 13, and the positioning wheel 14 is made of metal or alloy, the positioning wheel 14 is less prone to abrasion or deformation compared with the moving wheel 13, and the service life of the positioning wheel 14 is longer, the position of the transfer trolley 1 in the height direction is limited when the positioning wheel 14 is propped, and the consistency of the vehicle surface height of the transfer trolley 1 when materials are off line is ensured. Optionally, the positioning wheel 14 is a steel wheel, which has high hardness, wear resistance, difficult deformation, difficult damage and lower use and maintenance cost. The moving wheel 13 can be a plastic wheel or an inflatable wheel, so that the movement is convenient, and the convenience of transferring the transferring trolley 1 is improved.
At least two connecting rods 111 are arranged at the bottom of the bracket 11, the moving wheels 13 are arranged at two ends of the at least two connecting rods 111, and the positioning wheels 14 are arranged at the inner sides of the two opposite connecting rods 111.
In the embodiment, two connecting rods 111 are arranged at intervals, two ends of any connecting rod 111 are provided with moving wheels 13, and four moving wheels 13 play a role in facilitating normal circulation movement of the transfer trolley 1; the positioning wheels 14 are arranged on the inner sides of the two connecting rods 111 so as to avoid interference with the action of the moving wheels 13; when the positioning wheel 14 is propped, the positioning wheel 14 can prop up the transfer trolley 1, and the movement wheel 13 is not stressed, so that the consistency of the height of the trolley surface of the transfer trolley 1 when materials are taken off the line is ensured.
Optionally, the four moving wheels 13 are two directional wheels and two universal wheels are used in a matched mode, or the four moving wheels 13 are universal wheels, so that the transportation convenience is further improved.
The bottom of the bracket 11 is also provided with at least two cross bars 112 connected with the connecting rod 111, the positioning wheels 14 are arranged on the at least two cross bars 112, the positioning wheels 14 positioned on the same cross bar 112 are symmetrically arranged, the positioning wheels 14 positioned on different cross bars 112 are oppositely arranged, and the connecting line of the two oppositely arranged positioning wheels 14 is perpendicular to the extending direction of the cross bars 112.
In this embodiment, two cross bars 112 are provided, two ends of any cross bar 112 are respectively connected with two connecting rods 111, and one end of each cross bar 112 is simultaneously connected with two ends of the same side of one connecting rod 111, so that the connecting rods 111 and the cross bars 112 form a rectangular frame, and the stability of the transfer trolley 1 is improved; two positioning wheels 14 are symmetrically arranged on each cross rod 112 along the length direction of the cross rod, the two positioning wheels 14 on one cross rod 112 and the two positioning wheels 14 on the other cross rod 112 are oppositely arranged in the length direction of the connecting rod 111, and thus the 4 positioning wheels 14 can be evenly arranged, thereby realizing stable support of the transfer trolley 1 and improving the height consistency of the vehicle surface. Further, the moving wheel 13 and the positioning wheel 14 are simultaneously arranged on the cross bar 112, so that the structure can be simplified and the cost can be reduced.
An adjusting member is provided between the positioning wheel 14 and the cross bar 112 to adjust the height of the bottom end of the positioning wheel 14 with respect to the bottom end of the moving wheel 13.
The adjusting member is an air cylinder, and an end of the air cylinder is connected with the positioning wheel 14 to drive the positioning wheel 14 to move vertically, so as to adjust the height of the positioning wheel 14, thereby adjusting the height difference between the positioning wheel 14 and the moving wheel 13, and enabling the positioning wheel 14 to adapt to different use scenes, so long as the bottom end of the positioning wheel 14 is always higher than the bottom end of the moving wheel 13. In order to reduce the cost, the adjusting member may also be a spacer, the spacer is disposed between the positioning wheel 14 and the cross bar 112, the number and thickness of the spacer may be 1, 2, 3, etc. as required, and the thicknesses of the plurality of spacers may be equal or unequal, so long as the positioning wheel 14 may be adjusted to a suitable height by reasonable configuration.
The transfer system comprises a positioning device 2, wherein the positioning device 2 comprises a bearing plate 21 which is arranged in parallel and used for supporting the positioning wheel 14, the bearing plate 21 is arranged along a first direction, and one end of the bearing plate 21 is obliquely provided with a guide inclined plane 211. The guide slope 211 can facilitate the movement of the transfer cart 1 to the carrier plate 21, improving the convenience of production. Wherein the first direction is parallel to the length direction of the transfer trolley, i.e. the direction of extension of the connecting rod 111.
It should be noted that, when the material is fed, the positioning wheels 14 are moved onto the carrying plates 21 under the guidance of the guiding inclined plane 211, and at this time, one of the pair of positioning wheels 14 disposed opposite to each other along the width direction (the length direction of the cross bar 112) of the transfer trolley 1 is carried on one of the carrying plates 21, and the other is carried on the other carrying plate 21, i.e. 2 positioning wheels can be carried on each carrying plate 21, so as to achieve the purpose of stably supporting the transfer trolley 1. The bearing plate 21 is used for supporting the positioning wheel 14, so that the consistency of the height of the vehicle surface is ensured. The height of the bearing plate 21 is greater than or equal to the height difference between the bottom end of the positioning wheel 14 and the bottom end of the moving wheel 13, so that when the positioning wheel 14 moves to the bearing plate 21, the transfer trolley 1 is stressed through the positioning wheel 14, and the vehicle surface height of the transfer trolley 1 is determined through the positioning wheel 14 and the bearing plate 21, so that the vehicle surface height consistency is ensured.
In this embodiment, the positioning device 2 further includes a clamping portion 22, a fixing base 23 and a buffer 24, the clamping portion 22 is disposed at one end of the bearing plate 21 away from the guiding inclined plane 211 to clamp and position the transfer trolley 1, the fixing base 23 is disposed at two sides of the clamping portion 22, the buffer 24 is disposed on the fixing base 23, and the buffer 24 faces the transfer trolley 1, and the clamping portion 22 and the buffer 24 cooperate to limit the position of the transfer trolley in the first direction.
It should be noted that the number of the clamping portions 22, the fixing seat 23 and the buffer 24 is two, the two clamping portions 22 are respectively close to one ends of the two bearing plates 21 far away from the guide inclined plane 211, when the four positioning wheels 14 of the transfer trolley 1 are supported on the bearing plates 21, the two clamping portions 22 are respectively corresponding to the front ends of the transfer trolley 1, that is, the two clamping portions 22 are respectively corresponding to the transverse rods 112 at the front ends, the clamping portions 22 comprise an air cylinder 221 and a supporting portion 222, the driving ends of the air cylinder 221 are connected with the supporting portion 222, the air cylinder 221 can comprise a rotary air cylinder, and the supporting portion 222 can be driven to rotate and/or move so that the supporting portion 222 can be switched between avoiding the transfer trolley and supporting the transfer trolley. The cylinder 221 may drive the abutting portion 222 to reciprocate along the extending direction of the carrier plate 21, and the cylinder 221 may also drive the abutting portion 222 to rotate. Specifically, the abutting portion 222 has two states, in one of which the abutting portion 222 is horizontally arranged and far away from the buffer 24, at this time, the cross bar 112 can cross the abutting portion 222 to abut against the buffer 24, in the other of which the abutting portion 222 moves towards the direction close to the buffer 24 under the action of the air cylinder 221, and the abutting portion 222 rotates to abut against the cross bar 112 under the action of the air cylinder 221, so that the cross bar 112 is clamped between the abutting portion 222 and the buffer 24 to clamp and position the transfer trolley 1, the position of the first direction is limited, and the situation that materials cannot be accurately placed due to movement of the transfer trolley 1 is avoided.
Two fixing bases 23 are arranged on two sides of the whole of the two clamping portions 22, each fixing base 23 is provided with a buffer 24, when the transfer trolley 1 moves on the bearing plate 21 through the positioning wheel 14, the transfer trolley 1 can be in contact with the buffers 24, impact force of the transfer trolley 1 is relieved, damage to the transfer trolley 1 and the fixing bases 23 is avoided, when the transfer trolley 1 is in contact with the buffers 24 until the transfer trolley 1 stops, the clamping portions 22 extend out to clamp and position the cross rod 112 of the front end of the transfer trolley 1, the cross rod 112 is clamped and limited between the buffers 24 and the abutting portions 222, and accordingly the position of the transfer trolley 1 along the first direction is limited.
In this embodiment, the positioning device 2 further includes two guide beams 25 disposed opposite to each other, the guide beams 25 are disposed opposite to each other on two sides of the two carrying plates 21 along the width direction of the transfer trolley, the guide beams 25 extend along the first direction, the length direction of the guide beams is consistent with the length direction of the carrying plates 21, and the two guide beams 25 are abutted against two sides of the transfer trolley 1 to limit the position of the transfer trolley 1 perpendicular to the second direction of the first direction. The second direction is parallel to the direction of the cross bar 112 and may be the width direction of the transfer trolley 1.
Optionally, a plurality of guide bearings 251 are disposed on both guide beams 25 along the first direction, and the front ends of both guide beams 25 form a flare 252 into which the transfer trolley 1 enters. The guiding cross beam 25 is used for propping against two sides of two connecting rods 111 oppositely arranged on the transferring trolley 1, so that the position of the transferring trolley 1 along the second direction is limited, namely, the position of the transferring trolley 1 in the first direction and the second direction can be limited through the positioning device 2, and the accuracy of the position of the transferring trolley 1 in the first direction and the second direction is improved.
It should be noted that, the plurality of guide bearings 251 on the two guide beams 25 are respectively used for propping against two sides of the transfer trolley 1 in the second direction, when the transfer trolley 1 moves towards the bearing plate 21, the horn mouth 252 formed at the front ends of the two guide beams 25 for the transfer trolley 1 to enter will guide the transfer trolley 1, so that the transfer trolley 1 moves onto the bearing plate 21, and the plurality of guide bearings 251 on the two sides of the transfer trolley 1 when moving on the bearing plate 21 continue to guide the transfer trolley 1 until the transfer trolley 1 is propped against the buffer 24. The guide bearing 251 not only can improve the convenience of the movement of the transfer trolley 1, but also further plays a role in limiting, improves the limiting precision, and avoids the problem that the transfer trolley 1 cannot smoothly move to the target position due to poor precision of the guide cross beam 25.
In this embodiment, the two opposite sides of the transfer trolley 1 are respectively provided with a guiding wear strip 15, i.e. two sides along the second direction are provided with guiding wear strips 15, the guiding wear strips 15 being adapted to contact the corresponding guiding bearings 251.
The outer side surfaces of the two connecting rods 111 are provided with the guide wear-resistant strips 15, so that the guide effect is further improved, the transfer trolley 1 smoothly reaches the target position, the length direction of the guide wear-resistant strips 15 is consistent with the length direction of the connecting rods 111, the guide wear-resistant strips 15 are made of wear-resistant materials with smooth surfaces, and the friction force between the guide wear-resistant strips and the guide bearings 251 is reduced.
When the transfer trolley 1 moves on the bearing plate 21, the plurality of guide bearings 251 on both sides of the transfer trolley 1 are in contact with the corresponding guide wear strips 15, so that abrasion is not easily caused to the transfer trolley 1 itself.
In this embodiment, the transfer system further includes a mechanical arm, and the mechanical arm is disposed on one side of the transfer trolley 1, and is used for grabbing materials and placing the materials at a fixed position of the placing table 12, a camera is disposed on the mechanical arm, and the camera is used for calibrating the position of the mechanical arm in the horizontal direction, that is, calibrating the relative positions of the materials and the placing table 12 in the first direction and the second direction, so that the materials can be accurately placed at the fixed position of the placing table 12, and collision between the materials and the placing table 12 is avoided.
It should be noted that, when the transfer trolley 1 is carried on the carrying plate 21, thereby limiting the position of the transfer trolley 1 in the height direction by the carrying plate 21, the height direction is perpendicular to the first direction and the second direction, and after the clamping portion 22 clamps and positions the transfer trolley 1, the position of the transfer trolley 1 in the first direction is limited by the clamping portion 22, at this time, the guide cross beams 25 are arranged on two sides of the transfer trolley 1, and limit the position of the transfer trolley in the second direction, so that the transfer trolley 1 reaches the target position in the height direction, the first direction and the second direction respectively, the limitation is accurate, and the levelness in the height direction is ensured, at this time, the mechanical arm operates, the mechanical arm grabs the material, and the position of the mechanical arm is calibrated in the horizontal direction (the first direction and the second direction) by the camera, and the mechanical arm moves a preset distance in the height direction, so as to place the material in the fixed position on the placing table 12.
Calibrating the position of the mechanical arm by a camera in the horizontal direction to place the material in a fixed position of the placement stage 12; in the direction of height, through the levelness of carriage 1 direction is transported in the cooperation calibration of loading board 21 and locating wheel 14, guarantee the accuracy of the levelness of the height of placing of arm and the levelness of placing the platform 12 height, prevent when the material is placed because the levelness of the height of placing of arm control and the levelness of placing the platform 12 height are different and lead to the material to collide with placing the platform 12, avoid the potential safety hazard of the material that leads to because of colliding with.
In some embodiments, the transfer system may be provided with a plurality of positioning devices 2, where the plurality of positioning devices 2 are arranged side by side, and the plurality of positioning devices 2 respectively position the plurality of transfer trolleys 1, so that the plurality of transfer trolleys 1 can be simultaneously fed, and the transfer efficiency of the transfer system is improved. Optionally, the plurality of transfer trolleys 1 can share one mechanical arm, and the mechanical arm can sequentially place materials on the placing tables 12 of the plurality of transfer trolleys 1, so that the cost of a transfer system is saved.
It should be noted that the material may be a battery module, a battery cell, or the like, and the shape of the material is not particularly limited.
In summary, the embodiment of the application provides a transfer trolley 1 and a transfer system, the transfer trolley 1 is supported by using a moving wheel 13 during circulation, the transfer trolley 1 is supported on a bearing plate 21 by using a positioning wheel 14 when a manipulator grabs materials and places the materials on and off the transfer trolley 1, and the positions of the transfer trolley 1 in the height direction, the first direction and the second direction are limited by clamping and positioning through a clamping part 22 and a guide cross beam 25, the movement distance of the positioning wheel 14 relative to the moving wheel 13 is small, and the positioning wheel 14 is made of metal or alloy, so that the problems of deformation, abrasion and the like are not easy to occur, the height consistency of the trolley surface of the transfer trolley 1 during the material off-line process is better ensured, the collision between the materials and a placing table 12 during the material placing is avoided, and the potential safety hazard of the materials is reduced.
The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present application should be included in the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A transfer trolley, comprising:
The device comprises a bracket (11), a placing table (12) arranged at the top of the bracket (11) and used for placing materials, and a moving wheel (13) and a positioning wheel (14) arranged at the bottom of the bracket (11);
The bottom end of the positioning wheel (14) is higher than the bottom end of the moving wheel (13) so that the moving wheel (13) can act when the transfer trolley flows, and the positioning wheel (14) can limit the height of the transfer trolley when being abutted.
2. A transfer trolley according to claim 1, characterized in that the rigidity of the positioning wheel (14) is greater than the rigidity of the movement wheel (13), the positioning wheel (14) being made of metal or alloy.
3. The transfer trolley according to claim 1, characterized in that the bottom of the support (11) is provided with at least two spaced connecting rods (111), the moving wheels (13) are provided at both ends of at least two connecting rods (111), and the positioning wheels (14) are provided at the inner sides of two opposite connecting rods (111).
4. A transfer trolley according to claim 3, characterized in that the bottom of the support (11) is further provided with at least two cross bars (112) connected with the connecting rod (111), the positioning wheels (14) are arranged on at least two cross bars (112), the positioning wheels (14) located on the same cross bar (112) are symmetrically arranged, the positioning wheels (14) located on different cross bars (112) are oppositely arranged, and the connecting line of the two oppositely arranged positioning wheels (14) is perpendicular to the extending direction of the cross bars (112).
5. The transfer trolley according to claim 4, characterized in that an adjustment member is provided between the positioning wheel (14) and the cross bar (112) to adjust the height of the bottom end of the positioning wheel (14) with respect to the bottom end of the movement wheel (13).
6. A transfer system comprising a transfer trolley according to any one of claims 1-5, and a positioning device (2), the positioning device (2) comprising parallel arranged carrier plates (21) for holding the positioning wheels (14), the carrier plates (21) being arranged in a first direction, the height of the carrier plates (21) being greater than or equal to the difference in height between the bottom ends of the positioning wheels (14) and the bottom ends of the moving wheels (13);
one end of the bearing plate (21) is obliquely provided with a guide inclined plane (211).
7. The transfer system according to claim 6, wherein the positioning device (2) further comprises a clamping portion (22), a fixing base (23) and a buffer (24), the clamping portion (22) is disposed at one end of the bearing plate (21) away from the guiding inclined plane (211), the fixing base (23) is disposed at two sides of the clamping portion (22), the buffer (24) is disposed on the fixing base (23), and the buffer (24) faces the transfer trolley, and the clamping portion (22) and the buffer (24) cooperate to limit the position of the transfer trolley in the first direction.
8. The transfer system of claim 7, wherein the gripping portion (22) comprises a cylinder (221) and an abutment portion (222), the driving portion of the cylinder (221) and the abutment portion (222) being connected, the cylinder (221) being capable of driving the abutment portion (222) to move and/or rotate so that the abutment portion (222) switches between evading the transfer trolley and abutting the transfer trolley.
9. The transfer system according to claim 7, characterized in that the positioning device (2) further comprises two oppositely arranged guiding beams (25) extending in the first direction, the two guiding beams (25) being held against both sides of the transfer trolley to limit the position of the transfer trolley in a second direction perpendicular to the first direction;
A plurality of guide bearings (251) corresponding to the transfer trolley are arranged on the two guide cross beams (25) along a first direction, and horn mouths (252) for the transfer trolley to enter are formed at the front ends of the two guide cross beams (25);
Two opposite side surfaces of the transfer trolley are respectively provided with a guiding wear-resistant strip (15), and the guiding wear-resistant strips (15) are used for being in contact with the corresponding guiding bearings (251).
10. The transfer system according to claim 6, further comprising a robotic arm arranged on one side of the transfer trolley for gripping the material and placing it in a fixed position on the placement table (12), the robotic arm being provided with a camera for calibrating the position of the robotic arm in a horizontal direction.
Priority Applications (1)
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