A multi-function assembly trolley that can be flipped at multiple angles and dragged by AGV

Abstract

The utility model relates to a multifunctional assembly trolley which can be turned over at multiple angles and can be dragged by an AGV, comprising a base; a track guide mechanism is arranged on one side of the base, a spring locking mechanism is also arranged on the track guide mechanism, a turning mechanism and an auxiliary positioning device are arranged on the upper part of the base, the auxiliary positioning device is arranged on one side of the turning mechanism, the turning mechanism comprises a workpiece support mechanism, a clamping mechanism, a manual pressing lever, and a fixed bracket, the clamping mechanism is fixedly connected to the workpiece support mechanism, a manual pressing lever is arranged on the fixed bracket, a cross-petal docking mechanism is arranged on one side of the fixed bracket, the manual pressing lever is connected to the cross-petal docking mechanism, and a V-groove docking mechanism is arranged at the lower part of the base; the docking and separation of the trolley and the AGV are realized, and parts can be grasped, pressed and returned to position, and accurate positioning can be performed with the equipment jacking mechanism, as well as rapid loading, unloading and unloading of workpieces; assembly operations can be carried out by online towing by the AGV, and offline repair operations can also be carried out manually offline.

Description

Technical Field

[0001] The utility model relates to the technical field of traditional gearbox and new energy power assembly assembly, and in particular to a multi-functional assembly trolley capable of being turned over at multiple angles and dragged by an AGV. Background Art

[0002] During the assembly process, the assembled parts need to be transferred on the assembly line, docked with different equipment, and positioned, lifted, and assembled. At the same time, the parts need to stay at the workstation for a certain period of time, and be transported immediately after assembly. The assembly data generated by different assembly stations also need to be transmitted. In the assembly process of new energy assemblies, multiple assembly postures are often required, which cannot be met by conventional line material trays. This utility model patent uses a trolley with a flip structure to clamp the workpiece, dock with the equipment, and dock with the AGV, and has its own RFID block to realize data transmission. Utility Model Content

[0003] Based on the above description, the utility model provides a multi-angle flippable AGV-drag multifunctional assembly trolley to adapt to various assembly postures for clamping workpieces, docking with equipment, and data transmission.

[0004] The utility model solves the above-mentioned technical problems with a technical solution as follows: a multi-angle flip multifunctional assembly trolley that can be towed by an AGV, comprising a base; a track guide mechanism is provided on one side of the base, and a spring locking mechanism is also provided on the track guide mechanism; a flipping mechanism and an auxiliary positioning device are provided on the upper part of the base, and the auxiliary positioning device is provided on one side of the flipping mechanism; the flipping mechanism comprises a workpiece support mechanism, a clamping mechanism, a manual pressing lever, and a fixed bracket; the clamping mechanism is fixedly connected to the workpiece support mechanism, the manual pressing lever is provided on the fixed bracket, a cross-petal docking mechanism is provided on one side of the fixed bracket, the manual pressing lever is connected to the cross-petal docking mechanism, and a V-groove docking mechanism is provided at the lower part of the base.

[0005] On the basis of the above technical solution, the present invention can also be improved as follows.

[0006] Furthermore, the track guide mechanism is docked with a wired body track, the V-groove docking mechanism is correspondingly connected with an AGV docking column, the V-groove docking mechanism is concave toward the base to form a V-shaped structure, and a docking cylinder extends inside the V-groove docking mechanism, and the docking cylinder is inductively connected to the AGV docking column.

[0007] Furthermore, the clamping mechanism includes a symmetrically arranged thread rolling bolt, a first torsion spring, and a clamping claw, the first torsion spring is sleeved on the outside of the thread rolling bolt, the clamping mechanism and the workpiece supporting mechanism are arranged on the upper part of the fixed bracket, and the workpiece supporting mechanism is connected to the clamping mechanism through the thread rolling bolt.

[0008] Furthermore, the clamping claw is an arc-shaped structure, the clamping claw is connected to the workpiece supporting mechanism, and the clamping claw is adapted to and fixedly clamped with the workpiece supporting mechanism.

[0009] Furthermore, the cross-petal docking mechanism is rotatably connected to the clamping mechanism, and a switch sensor head is correspondingly provided on the cross-petal docking mechanism.

[0010] Furthermore, second torsion springs are arranged on both sides of the cross-petal docking mechanism, support rods are arranged between the second torsion springs, the manual pressing lever is fixedly connected to a triangular plate, an extension rod is arranged on the upper part of the triangular plate, and the extension rod is arranged crosswise with the support rod.

[0011] Furthermore, a groove is provided on the upper part of the track guide mechanism, and a small wheel is connected to the lower side of the spring locking mechanism, and the groove is adapted to the small wheel. When the base is located at the first position, the V-groove docking mechanism is connected to the AGV docking column, and the small wheel is clamped in the groove.

[0012] Furthermore, the base is also provided with a sensing module for sensing and docking of the line equipment and data transmission, and the sensing module includes an RFID block and a laser reflector; the auxiliary positioning device includes a plurality of floating shafts that can float up and down and self-adjust to align the grip.

[0013] Compared with the prior art, the technical solution of this application has the following beneficial technical effects:

[0014] 1. The lower part of the base of the multifunctional assembly trolley is provided with a V-groove structure to realize the docking and detachment of the trolley with the AGV docking column; a spring locking mechanism is provided to achieve preliminary mechanical positioning with the V-shaped track of the line body.

[0015] 2. The multifunctional assembly trolley realizes the in-place sensing docking and data transmission of the line equipment by setting up RFID blocks and reflective plates; by setting up floating axes on the storage plate, it realizes the parts grabbing, pressing and returning positioning; by setting up a pin hole mechanism on the flipping mechanism part, it can be precisely positioned with the equipment lifting mechanism.

[0016] 3. The multifunctional assembly trolley realizes rapid loading, unloading and unloading of workpieces by setting a clamping mechanism, springs and thread rolling bolts.

[0017] 4. The multifunctional assembly trolley is equipped with a cross-petal docking mechanism with a proximity switch sensor head to realize the posture perception of the flipping equipment and the realization of the specified flipping angle; by setting a manual flipping mechanism and pressing down the locking mechanism, the specified angle can be manually flipped; and AGV can be used for online towing for assembly operations, or manual offline repair operations can be carried out. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of the first perspective structure of a multi-functional assembly trolley that can be towed by an AGV and can be turned at multiple angles provided by an embodiment of the utility model;

[0019] Figure 2 A second perspective structural schematic diagram of a multi-functional assembly trolley that can be towed by an AGV and can be turned over at multiple angles provided by an embodiment of the utility model;

[0020] Figure 3 A third-angle structural schematic diagram of a multi-functional assembly trolley that can be towed by an AGV and can be turned over at multiple angles provided by an embodiment of the utility model;

[0021] Figure 4 for Figure 3 A partial enlarged schematic diagram of the middle A area;

[0022] Figure 5 for Figure 3 Schematic diagram of the cross-sectional structure along the middle line BB;

[0023] Figure 6 for Figure 5 A partial enlarged schematic diagram of the middle C area;

[0024] Figure 7 A schematic diagram of the structure of a multi-functional assembly trolley with a multi-angle flip and AGV dragging provided by an embodiment of the utility model from a fourth perspective;

[0025] Figure 8 for Figure 7 A partial enlarged schematic diagram of the D area in the middle;

[0026] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0027] 1. Base; 2. Track guide mechanism; 21. Spring locking mechanism; 22. Groove; 23. Small wheel; 3. Flipping mechanism; 31. Workpiece supporting mechanism; 32. Clamping mechanism; 321. Thread rolling bolt; 322. First torsion spring; 323. Claw; 33. Manual clamping lever; 34. Fixed bracket; 35. Cross petal docking mechanism; 36. Second torsion spring; 37. Support rod; 38. Triangle plate; 39. Extension rod; 4. Auxiliary positioning device; 41. Floating shaft. DETAILED DESCRIPTION

[0028] In order to facilitate understanding of the present application, the present application will be described more fully below with reference to the relevant drawings. Embodiments of the present application are provided in the drawings. However, the present application can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0029] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application belongs. The terms used herein in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application.

[0030] When used herein, the singular forms "a", "an" and "said / the" may also include plural forms, unless the context clearly indicates otherwise. It should also be understood that the terms "include / comprise" or "have" etc. specify the presence of stated features, wholes, steps, operations, components, parts or combinations thereof, but do not exclude the possibility of the presence or addition of one or more other features, wholes, steps, operations, components, parts or combinations thereof.

[0031] See also Figure 1-8 The utility model provides a technical solution: a multi-angle flippable AGV-towed multifunctional assembly trolley, comprising a base 1;

[0032] A track guide mechanism 2 is provided on one side of the base 1, and a spring locking mechanism 21 is also provided on the track guide mechanism 2. A flipping mechanism 3 and an auxiliary positioning device 4 are provided on the upper part of the base 1, and the auxiliary positioning device 4 is provided on one side of the flipping mechanism 3. The flipping mechanism 3 includes a workpiece supporting mechanism 31, a clamping mechanism 32, a manual pressing lever 33, and a fixed bracket 34. The clamping mechanism 32 is fixedly connected to the workpiece supporting mechanism 31, and the fixed bracket 34 is provided with the manual pressing lever 33. A cross-petal docking mechanism 35 is provided on one side of the fixed bracket 34, and the manual pressing lever 33 is connected to the cross-petal docking mechanism 35. A V-groove docking mechanism is provided at the lower part of the base 1.

[0033] It should be noted that the workpiece support mechanism 31 is provided with a pin hole structure, which can accurately position the workpiece; the cross-petal docking mechanism 35 is a cross-shaped four-petal structure, which is inductively docked with the inductive switch head.

[0034] Specifically, the track guide mechanism 2 is docked with a wired track, the V-groove docking mechanism is correspondingly connected with an AGV docking column, the V-groove docking mechanism is concave toward the base 1 to form a V-shaped structure, and a docking cylinder extends inside the V-groove docking mechanism, and the docking cylinder is inductively connected to the AGV docking column.

[0035] It should be noted that AGV is an automatic guided vehicle, that is, when the trolley is put on line, the track guide mechanism 2 and the spring locking mechanism 21 are docked with the line track, the AGV is mobilized to the corresponding position of the trolley, the AGV docking column is lifted up and docked with the V-groove; the spring locking mechanism 21 at the bottom of the trolley realizes docking and detachment with the AGV vehicle.

[0036] See also Figure 3-4 The clamping mechanism 32 includes a symmetrically arranged rolling bolt 321, a first torsion spring 322, and a claw 323. The first torsion spring 322 is sleeved on the outside of the rolling bolt 321. The clamping mechanism 32 and the workpiece supporting mechanism 31 are arranged on the upper part of the fixed bracket 34. The workpiece supporting mechanism 31 is connected to the clamping mechanism 32 through the rolling bolt 321.

[0037] That is to say, the workpiece shell is transported to the workpiece support mechanism 31 for pre-fixation, and the first torsion spring 322, the rolling bolt 321 and the claw 323 of the clamping mechanism 32 are aligned with the shell, and the bolts on the claw 323 are tightened to clamp the workpiece shell; the clamping mechanism 32 can realize rapid loading and unloading of the workpiece.

[0038] See also Figure 5 Specifically, the clamping claw 323 is an arc-shaped structure, the clamping claw 323 is connected to the workpiece supporting mechanism 31, and the clamping claw 323 is adapted to and fixedly clamped with the workpiece supporting mechanism 31.

[0039] It should be noted that the adaptation mentioned here refers to the size and shape being relatively suitable, and the connection being fixed and not loose.

[0040] Specifically, the cross-petal docking mechanism 35 is rotatably connected to the clamping mechanism 32 , and the cross-petal docking mechanism 35 is correspondingly provided with a switch sensor head.

[0041] See also Figure 7-8 Second torsion springs 36 are arranged on both sides of the cross-petal docking mechanism 35, and support rods 37 are arranged between the second torsion springs 36. The manual pressing lever 33 is fixedly connected with a triangular plate 38, and an extension rod 39 is arranged on the upper part of the triangular plate 38. The extension rod 39 is cross-arranged with the support rod 37.

[0042] It should be noted that a latch is provided at the bottom of the cross-petal docking mechanism 35, that is to say, the cross-petal docking mechanism 35 is close to the switch sensing head, and the posture perception of the flipping mechanism 3 and the realization of the specified flipping angle are realized under the induction; and by manually pressing the lever 33 downward, the extension rod 39 presses down the support rod 37, and the latch at the bottom of the cross-petal docking mechanism 35 is withdrawn, at which time the flipping mechanism 3 can be flipped, and the specified manual flipping angle can be realized.

[0043] See also Figure 5-6 A groove 22 is provided on the upper part of the track guide mechanism 2, and a small wheel 23 is connected to the lower side of the spring locking mechanism 21. The groove 22 is adapted to the small wheel 23. When the base 1 is located at the first position, the V-groove docking mechanism is connected to the AGV docking column, and the small wheel 23 is clamped in the groove 22.

[0044] That is to say, the V-groove docking structure at the bottom of the trolley can realize docking and detachment with the AGV vehicle; when the base 1 is at the first position, that is, when the AGV drags the trolley to the assembly position, the spring locking mechanism 21 of the trolley reaches the position of the groove 22 corresponding to the track, and under the pressure of the spring, the trolley will brake at the lowest end of the V-groove and pre-position; then manually press the release button, the AGV receives the instruction and drags the trolley to the next workstation.

[0045] The base 1 is also provided with a sensing module for sensing and docking of the line equipment and data transmission, and the sensing module includes an RFID block and a laser reflector; the auxiliary positioning device 4 includes a plurality of floating shafts 41 that can float up and down and self-adjust to align and grasp.

[0046] It should be noted that a positioning plate is provided at the bottom of the base 1, and a positioning pin is provided on the positioning plate. That is to say, during the grabbing and returning process of the self-contained auxiliary positioning device 4, the floating shaft 41 can float and self-adjust to align with the center of the grabbing manipulator to compensate for the positioning error, and the floating shaft 41 can realize the grabbing, pressing and returning positioning of the parts; the RFID block and the laser reflector of the sensing module realize the in-place sensing docking and data transmission with the line equipment; the laser reflector senses the trolley in place, the equipment is lifted, the positioning plate at the bottom of the equipment rises, the positioning pin on the positioning plate cooperates with the pin hole of the workpiece support mechanism 31 to realize the equipment bearing and precise positioning, and then the assembly operation is carried out; the assembly operation is completed, the assembly data is transmitted to the RFID block for storage, the positioning plate is retracted, the flipping mechanism 3 is extended, the claw 323 of the flipping mechanism 3 is docked with the cross petal docking mechanism 35 of the trolley, the proximity switch sensing head senses the in-place, senses the angle of the trolley workpiece, drives the flipping mechanism 3 and the workpiece to flip to the specified angle, and the flipping machine claw 323 is retracted.

[0047] It should be noted that the trolley can be towed by AGV on the line for assembly operations, or it can be manually transported offline for repair operations; the spring locking mechanism 21 of the trolley achieves preliminary mechanical positioning with the V-shaped track of the line.

[0048] The utility model also provides a specific implementation method, and its actual operating principle is as follows:

[0049] S1. Put the trolley on line so that the track guide mechanism 2 and the wheel spring locking mechanism 21 are docked with the line track, and the AGV is mobilized to the corresponding position of the trolley, and the AGV docking column is lifted up and docked with the V groove;

[0050] S2. The workpiece housing is transported to the workpiece support mechanism 31 for pre-fixation, and the position of the first torsion spring 322, the rolling bolt 321 and the claw 323 are aligned with the workpiece housing, and the bolts are tightened to clamp the housing, while preventing the shaft system, the bearing seat and the bearing from being pressed into the auxiliary positioning device 4;

[0051] S3. The AGV drags the trolley to the assembly position, and the wheel spring locking mechanism 21 of the trolley reaches the V-groove position corresponding to the track. Under the spring pressure, the trolley brakes to achieve pre-positioning;

[0052] S4. The manipulator grabs the shaft system, bearing seat, and bearing for press-fitting. After the press-fitting is completed, the parts are returned to their original positions. During the grabbing and returning process, the auxiliary positioning device 4 can float and self-adjust to align with the center of the grabbing manipulator to compensate for the positioning error;

[0053] S5. At this time, the equipment senses that the trolley is in place through the laser reflector, the equipment is lifted up, the positioning plate at the bottom of the equipment rises, and the positioning pins on the positioning plate cooperate with the pin holes of the workpiece support mechanism 31 to achieve the load-bearing and precise positioning of the equipment, and then the assembly operation is carried out;

[0054] S6. The assembly operation is completed, the assembly data is transferred to the RFID block for storage, the positioning plate is retracted, the flipper is extended, the flipper claw 323 is docked with the trolley cross petal docking mechanism 35, and the proximity switch sensor head senses the position, senses the angle of the trolley workpiece, drives the flipping mechanism 3 and the workpiece to flip to the specified angle, and the flipper claw 323 is retracted;

[0055] S7. Press the release button manually, and the AGV receives the instruction and drags the trolley to the next workstation.

[0056] In summary, the lower part of the base 1 of the multifunctional assembly trolley is provided with a V-groove structure to realize the docking and detachment of the trolley and the AGV docking column; the spring locking mechanism 21 is provided to realize preliminary mechanical positioning with the V-type track of the line body; the RFID block and the reflective plate are provided to realize the in-place sensing docking and data transmission of the line body equipment; the floating shaft 41 is provided on the storage plate to realize the grasping, pressing and return positioning of the parts; the pin hole mechanism is provided on the flipping mechanism 3 to realize precise positioning with the equipment lifting mechanism; the clamping mechanism 32 and the spring and rolling bolt 321 are provided to realize rapid loading and unloading and unloading of the workpiece; the cross petal docking mechanism 35 is provided with a proximity switch sensor head to realize the posture perception of the flipping equipment and the realization of the specified flipping angle; the manual flipping mechanism 3 is provided to realize the manual flipping of the specified angle by pressing down the locking mechanism; and the AGV can be used for online towing for assembly operations, or it can be manually taken offline for offline repair operations.

[0057] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-function assembly trolley that can be turned at multiple angles and dragged by an AGV, characterized in that: It includes a base, a track guide mechanism is arranged on one side of the base, a spring locking mechanism is also arranged on the track guide mechanism, a flipping mechanism and an auxiliary positioning device are arranged on the upper part of the base, the auxiliary positioning device is arranged on one side of the flipping mechanism, the flipping mechanism includes a workpiece support mechanism, a clamping mechanism, a manual pressing lever, and a fixed bracket, the clamping mechanism is fixedly connected to the workpiece support mechanism, the manual pressing lever is arranged on the fixed bracket, a cross-petal docking mechanism is arranged on one side of the fixed bracket, the manual pressing lever is connected to the cross-petal docking mechanism, and a V-groove docking mechanism is arranged at the lower part of the base.

2. The multi-angle flip AGV-towable multifunctional assembly trolley according to claim 1 is characterized in that: The track guide mechanism is connected to the wired track, the V-groove docking mechanism is correspondingly connected to an AGV docking column, the V-groove docking mechanism is concave toward the base to form a V-shaped structure, and a docking cylinder extends inside the V-groove docking mechanism, and the docking cylinder is inductively connected to the AGV docking column.

3. The multi-angle flip AGV-towable multifunctional assembly trolley according to claim 1 is characterized in that: The clamping mechanism includes a symmetrically arranged thread rolling bolt, a first torsion spring, and a clamping claw. The first torsion spring is sleeved on the outside of the thread rolling bolt. The clamping mechanism and the workpiece supporting mechanism are arranged on the upper part of the fixed bracket. The workpiece supporting mechanism is connected to the clamping mechanism through the thread rolling bolt.

4. The multi-angle flippable AGV-towable multifunctional assembly trolley according to claim 3 is characterized in that: The clamping claw is an arc-shaped structure, the clamping claw is connected to the workpiece supporting mechanism, and the clamping claw is adapted to and fixedly clamped with the workpiece supporting mechanism.

5. The multi-angle flip AGV-towable multifunctional assembly trolley according to claim 1 is characterized in that: The cross-petal docking mechanism is rotatably connected to the clamping mechanism, and a switch induction head is correspondingly arranged on the cross-petal docking mechanism.

6. The multi-angle flippable AGV-towable multifunctional assembly trolley according to claim 1 is characterized in that: Second torsion springs are arranged on both sides of the cross petal docking mechanism, support rods are arranged between the second torsion springs, the manual pressing lever is fixedly connected with a triangular plate, an extension rod is arranged on the upper part of the triangular plate, and the extension rod is arranged crosswise with the support rod.

7. The multi-angle flippable AGV-towable multifunctional assembly trolley according to claim 2 is characterized in that: A groove is arranged on the upper part of the track guide mechanism, a small wheel is connected to the lower side of the spring locking mechanism, the groove is adapted to the small wheel, and when the base is located at the first position, the V-groove docking mechanism is connected to the AGV docking column, and the small wheel is clamped in the groove.

8. The multi-angle flippable AGV-towable multifunctional assembly trolley according to claim 1 is characterized in that: The base is also provided with an induction module for sensing and docking of the line equipment and data transmission, and the induction module includes an RFID block and a laser reflector; the auxiliary positioning device includes a plurality of floating shafts that can float up and down and self-adjust to align the gripper.

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