Rotatable positioning mechanism of power and free chain carrying trolley

Abstract

The utility model discloses a rotatable positioning mechanism of a power and free chain carrying trolley, which relates to the field of power and free chain carrying and comprises a carrying trolley main body, a mounting plate is fixedly mounted at the top of the carrying trolley main body, a lifting plate is arranged at the top of the mounting plate, a bearing plate is arranged on the outer wall of the lifting plate, and a rotating mechanism is arranged on the outer wall of the bearing plate. The rotating mechanism comprises a rotating block fixedly installed at the bottom of the bearing plate, a rotating worm gear is fixedly installed at the end of the rotating block, a fixing block is fixedly installed on the outer wall of the lifting plate, a rotating worm is rotationally installed on the outer wall of the fixing block, and a lifting mechanism is arranged on the outer wall of the lifting plate. According to the rotatable positioning mechanism of the power and free chain carrying trolley, 360-degree rotary positioning is achieved on the horizontal plane, so that the carrying trolley body can be in butt joint with stations or equipment in different directions, the application range of the carrying trolley body under the scenes of multi-station cross operation and complex logistics paths is greatly widened, and the use efficiency of the carrying trolley body under the scenes of multi-station cross operation and complex logistics paths is greatly improved; and diversified production logistics positioning requirements can be met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of accumulation and release chain carrying, specifically to a rotatable positioning mechanism of accumulation and release chain carrying trolley. BACKGROUND

[0002] The accumulation and release chain carrying trolley is a kind of equipment commonly used in automatic logistics conveying system, which realizes the transportation and temporary storage of goods relying on accumulation and release type conveying chain, and has a wide application in automobile manufacturing, warehousing logistics and other industrial fields.

[0003] In the prior art, the patent with the publication number CN215046103U discloses an accumulation and release chain conveying trolley, which comprises a connecting plate, a BASE plate is arranged at the bottom of the connecting plate, and support plates are symmetrically arranged at both ends of the BASE plate; a connecting block is arranged on the connecting plate, a sprocket is arranged in the connecting block, a roller connecting shaft is connected to the sprocket through a sprocket retainer ring on one side of the sprocket, and another roller connecting shaft is connected to the sprocket through a sprocket connecting shaft on the other side; the roller connecting shaft connected by the sprocket retainer ring passes through the corresponding support plate and is provided with a roller at the end; the overall structure is simple and practical, the selection, connection and overall working mode of the parts are reasonable, the conveying trolley is used for fixing and installing a tool clamp on one side, which is the main carrier for transporting automobile body-in-white welding workpieces; on the other hand, the conveying trolley has a unique structure, the annular chain of the accumulation and release chain is used as the running power to transport the tool and the workpiece to the specified station, and at the same time, the conveying trolley needs to meet the requirements of loading or unloading under the condition of continuous operation of the chain.

[0004] According to the above-mentioned materials, it can be known that the positioning mechanism of the accumulation and release chain carrying trolley in the prior art is mostly arranged in a fixed direction, which can only position the trolley in a single direction; however, in actual production logistics scenarios, the trolley often needs to be connected with workstations or equipment in different directions, for example, in the case of multi-station cross operation and complex logistics path, the positioning mechanism with fixed direction cannot meet the flexible and variable positioning requirements, which greatly limits the application range and use efficiency of the accumulation and release chain carrying trolley; therefore, the rotatable positioning mechanism of the accumulation and release chain carrying trolley is proposed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a rotatable positioning mechanism of accumulation and release chain carrying trolley to solve the problem that the positioning mechanism of the accumulation and release chain carrying trolley in the prior art is mostly arranged in a fixed direction, which can only position the trolley in a single direction; however, in actual production logistics scenarios, the trolley often needs to be connected with workstations or equipment in different directions, for example, in the case of multi-station cross operation and complex logistics path, the positioning mechanism with fixed direction cannot meet the flexible and variable positioning requirements, which greatly limits the application range and use efficiency of the accumulation and release chain carrying trolley.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: A rotatable positioning mechanism of accumulation and release chain carrying trolley, carrying vehicle main part is fixedly installed with mounting plate on top, and mounting plate top is equipped with lifting plate, and lifting plate outer wall is equipped with bearing plate, bearing plate outer wall is equipped with rotating mechanism for adjusting bearing plate angle, rotating mechanism includes rotating block fixedly installed in bearing plate bottom, and rotating block end is fixedly installed with rotating worm wheel, lifting plate outer wall is fixedly installed with fixed block, and fixed block outer wall is rotatably installed with rotating worm, and rotating worm end is fixedly installed with first drive motor, lifting plate outer wall is equipped with lifting mechanism for adjusting bearing plate height.

[0007] Further, the lifting plate is located between the bearing plate and the mounting plate, the rotating block is rotatably installed with the lifting plate, and the rotating block is located at the middle position of the bearing plate, and the length of the rotating block is greater than the thickness of the lifting plate.

[0008] Further, the rotating worm wheel is located at the end of the rotating shaft away from the bearing plate, and the diameter of the rotating worm wheel is greater than the diameter of the rotating block, the rotating worm and the rotating worm wheel are in the same horizontal plane, and the rotating worm and the rotating worm wheel are engagedly connected.

[0009] Further, the fixed block is designed in a rectangular section, and two groups of fixed blocks are symmetrically arranged on the outer wall of the lifting plate, and the spacing between the two groups of fixed blocks is the same as the length of the rotating worm.

[0010] Further, the lifting mechanism includes a rotating sleeve rotatably installed on the outer wall of the mounting plate, and an adjusting gear is fixedly installed at the end of the rotating sleeve, the outer wall of the mounting plate is rotatably installed with an adjusting gear ring, the outer wall of the mounting plate is fixedly installed with a second drive motor, and a driving gear is fixedly installed at the output end of the drive motor, and an adjusting screw is fixedly installed on the outer wall of the lifting plate.

[0011] Further, the lifting mechanism includes a rotating sleeve rotatably installed on the outer wall of the mounting plate, and an adjusting gear is fixedly installed at the end of the rotating sleeve, the outer wall of the mounting plate is rotatably installed with an adjusting gear ring, the outer wall of the mounting plate is fixedly installed with a second drive motor, and a driving gear is fixedly installed at the output end of the drive motor, and an adjusting screw is fixedly installed on the outer wall of the lifting plate.

[0012] Further, the length of the adjusting screw is greater than the spacing between the lifting plate and the mounting plate, the diameter of the adjusting screw is less than the diameter of the rotating sleeve, and the adjusting screw is arranged at equal angles on the outer wall of the lifting plate, and the outer wall of the rotating sleeve and the adjusting gear is provided with a threaded hole for the threaded connection of the adjusting screw.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1. The rotatable positioning mechanism of the accumulation and distribution chain carrying trolley, through the setting of the rotating mechanism, the first driving motor drives the rotating worm to rotate, is engaged with the rotating worm gear transmission, thereby making the rotating block drive the bearing plate to realize 360° rotation on the horizontal plane, which makes the carrying vehicle body can be connected with different direction workstations or equipment, effectively solves the problem of fixed direction and poor flexibility of the existing positioning mechanism, greatly improves the application range and use efficiency of the carrying vehicle body in the multi-station cross operation and complex logistics path scene, and can meet diversified production logistics positioning requirements.

[0015] 2. The setting of the lifting mechanism provides height adjustment function for the positioning of the accumulation and distribution chain carrying trolley, the second driving motor drives the driving gear to rotate, which is engaged with the adjusting gear ring and the adjusting gear to drive the rotating sleeve to rotate, thereby driving the adjusting screw rod to ascend and descend along the threaded hole, realizing the height adjustment of the lifting plate and the bearing plate, so that the docking demand of different height workstations can be adapted, the adaptability of the trolley and various types of workstation equipment is enhanced, and the universality and practicality of the carrying trolley in the automatic logistics conveying system are further improved.

[0016] 3. The cooperation of the rotating mechanism and the lifting mechanism forms a complete three-dimensional adjustable positioning system, the rotating block is located in the middle of the bearing plate and has a length greater than the thickness of the lifting plate, the reasonable layout of the rotating worm and the rotating worm gear, and the structural design of the adjusting screw rod, the rotating sleeve and other components ensure the stability and accuracy of the positioning mechanism operation, at the same time, the fixed block with rectangular cross section and symmetrical setting provides stable support for the rotating worm, ensures the stable and reliable rotation process, and the threaded connection mode of the adjusting screw rod and the rotating sleeve not only realizes the height adjustment, but also enhances the carrying capacity of the overall structure, so that the positioning mechanism can guarantee the reliability and safety of the positioning of the accumulation and distribution chain carrying trolley under different angles and heights, prolongs the service life of the equipment, and reduces the maintenance cost. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the overall structure schematic diagram of the utility model;

[0018] Figure 2 It is the bearing plate, lifting plate, rotating worm gear, rotating worm, fixed block, first driving motor and adjusting screw rod structure schematic diagram of the utility model;

[0019] Figure 3 It is the bearing plate and lifting plate cross section structure schematic diagram of the utility model;

[0020] Figure 4 It is the carrying vehicle body, mounting plate, adjusting gear, adjusting gear ring, driving gear and second driving motor structure schematic diagram of the utility model;

[0021] Figure 5The utility model discloses a mounting plate section structure schematic diagram.

[0022] Figure 6 The utility model discloses a rotating sleeve and adjusting gear section structure schematic diagram.

[0023] In the drawing: 1, carrying vehicle main part;2, mounting plate;3, lifting plate;4, bearing plate;401, rotating block;402, rotating worm wheel;5, rotating worm;501, fixed block;502, first drive motor;6, adjusting gear;601, rotating sleeve;7, adjusting screw;8, adjusting gear ring;9, driving gear;901, second drive motor. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0025] Embodiment one: please refer to Figures 1-5 The utility model provides the following technical scheme: a rotatable positioning mechanism of accumulative and placed chain carrying trolley, including carrying vehicle main part 1, carrying vehicle main part 1 top fixed mounting has mounting plate 2, and mounting plate 2 top is equipped with lifting plate 3, and lifting plate 3 outer wall is equipped with bearing plate 4, bearing plate 4 outer wall is equipped with the rotating mechanism for adjusting the angle of bearing plate 4, rotating mechanism includes the rotating block 401 of fixed mounting at bearing plate 4 bottom, and rotating block 401 end fixed mounting has rotating worm wheel 402, lifting plate 3 outer wall is fixedly installed with fixed block 501, and fixed block 501 outer wall rotationally installs rotating worm 5, and rotating worm 5 end fixedly installs first drive motor 502, lifting plate 3 is between bearing plate 4 and mounting plate 2, rotating block 401 is rotationally installed with lifting plate 3, and rotating block 401 is located at the middle position of bearing plate 4, and the length of rotating block 401 is greater than the thickness of lifting plate 3, rotating worm wheel 402 is located at the one end of rotating shaft away from bearing plate 4, and rotating worm wheel 402 diameter is greater than rotating block 401 diameter, rotating worm 5 and rotating worm wheel 402 are in the same horizontal plane, and rotating worm 5 and rotating worm wheel 402 are engagedly connected, the section of fixed block 501 is rectangular design, and fixed block 501 is symmetrically provided with two groups on the outer wall of lifting plate 3, and the spacing between the two groups of fixed block 501 is same with the length of rotating worm 5.

[0026] When the angle of the bearing plate 4 needs to be adjusted, the first drive motor 502 is started, the output shaft of the first drive motor 502 drives the rotating worm 5 to rotate, since the rotating worm 5 and the rotating worm wheel 402 are in the same horizontal plane and are meshed, the rotation of the rotating worm 5 drives the rotating worm wheel 402 to rotate, the rotating worm wheel 402 is fixedly installed at the end of the rotating block 401, the rotating block 401 is fixedly connected with the bottom of the bearing plate 4 and is rotatably installed with the lifting plate 3, therefore the rotation of the rotating worm wheel 402 drives the rotating block 401 to rotate synchronously, thereby making the bearing plate 4 rotate 360° on the horizontal plane, by controlling the rotation of the first drive motor 502, the rotation angle of the bearing plate 4 can be accurately adjusted, so that the goods carried on the carrier vehicle body 1 can be accurately aligned with different direction workstations or equipment, and flexible multi-angle positioning docking is realized.

[0027] Embodiment two: please refer to Figure 1 and Figures 3-6 On the basis of embodiment one, the lifting mechanism is further disclosed, and the specific structure is as follows: the outer wall of the lifting plate 3 is provided with a lifting mechanism for adjusting the height of the bearing plate 4, the lifting mechanism comprises a rotating sleeve 601 rotatably installed on the outer wall of the mounting plate 2, and an adjusting gear 6 is fixedly installed at the end of the rotating sleeve 601, the outer wall of the mounting plate 2 is rotatably installed with an adjusting gear ring 8, the outer wall of the mounting plate 2 is fixedly installed with a second drive motor 901, and the output end of the drive motor is fixedly installed with a driving gear 9, the outer wall of the lifting plate 3 is fixedly installed with an adjusting screw 7, the rotating sleeve 601 is arranged at equal angles on the outer wall of the mounting plate 2, and the length of the rotating sleeve 601 is greater than the thickness of the mounting plate 2, the outer wall of the adjusting gear 6 is meshed with the outer wall of the adjusting gear ring 8, the outer wall of the driving gear 9 is meshed with the outer wall of the adjusting gear ring 8, the length of the adjusting screw 7 is greater than the distance between the lifting plate 3 and the mounting plate 2, the diameter of the adjusting screw 7 is smaller than the diameter of the rotating sleeve 601, and the adjusting screw 7 is arranged at equal angles on the outer wall of the lifting plate 3, and the outer wall of the rotating sleeve 601 and the outer wall of the adjusting gear 6 are both provided with threaded holes for threaded connection of the adjusting screw 7.

[0028] When the height of the bearing plate 4 needs to be adjusted, the second driving motor 901 is started, and the driving gear 9 at the output end of the second driving motor 901 rotates, and since the driving gear 9 is in meshing connection with the outer wall of the adjusting gear ring 8, the rotation of the driving gear 9 drives the adjusting gear ring 8 to rotate, and the adjusting gear ring 8 is in meshing connection with the adjusting gear 6, and the adjusting gear 6 is fixedly installed at the end of the rotating sleeve 601, so the rotation of the adjusting gear ring 8 drives the rotating sleeve 601 to synchronously rotate on the outer wall of the mounting plate 2, and the rotating sleeve 601 and the adjusting gear 6 are both provided with threaded holes for the threaded connection of the adjusting screw 7, and the adjusting screw 7 is fixedly installed on the outer wall of the lifting plate 3, when the rotating sleeve 601 rotates, the adjusting screw 7 moves up and down along the threaded hole, and in turn drives the lifting plate 3 to ascend or descend, so as to realize the height adjustment of the bearing plate 4, and by controlling the rotation direction and rotation time of the second driving motor 901, the lifting distance of the adjusting screw 7 can be accurately controlled, so that the bearing plate 4 can accurately reach the position required for butt joint with different height stations, and the adaptability and positioning flexibility of the accumulation and chain carrying trolley in the height direction are improved.

[0029] In the description of the utility model, it needs to be explained that, unless there is definite stipulation and limitation, the terms "connection", "connection" should be understood in broad sense, for example, it can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be directly connected, also can be indirectly connected through intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0030] Although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or part of the technical features can be replaced, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A rotatable positioning mechanism for an accumulation chain transport trolley, comprising a transport trolley body (1), wherein a mounting plate (2) is fixedly installed on the top of the transport trolley body (1), and a lifting plate (3) is provided on the top of the mounting plate (2), and a bearing plate (4) is provided on the outer wall of the lifting plate (3), characterized in that: The outer wall of the bearing plate (4) is provided with a rotating mechanism for adjusting the angle of the bearing plate (4). The rotating mechanism includes a rotating block (401) fixedly installed at the bottom of the bearing plate (4), and a rotating worm gear (402) fixedly installed at the end of the rotating block (401). The outer wall of the lifting plate (3) is fixedly installed with a fixing block (501), and a rotating worm gear (5) is rotatably installed on the outer wall of the fixing block (501). A first drive motor (502) is fixedly installed at the end of the rotating worm gear (5). The outer wall of the lifting plate (3) is provided with a lifting mechanism for adjusting the height of the bearing plate (4).

2. The rotatable positioning mechanism for an accumulation chain transport trolley according to claim 1, characterized in that: The lifting plate (3) is located between the bearing plate (4) and the mounting plate (2). The rotating block (401) is rotatably installed with the lifting plate (3), and the rotating block (401) is located in the middle of the bearing plate (4). The length of the rotating block (401) is greater than the thickness of the lifting plate (3).

3. The rotatable positioning mechanism for an accumulation chain transport trolley according to claim 1, characterized in that: The rotating worm wheel (402) is located at the end of the rotating shaft away from the bearing plate (4), and the diameter of the rotating worm wheel (402) is larger than the diameter of the rotating block (401). The rotating worm (5) and the rotating worm wheel (402) are on the same horizontal plane, and the rotating worm (5) and the rotating worm wheel (402) are meshed together.

4. The rotatable positioning mechanism for an accumulation chain transport trolley according to claim 1, characterized in that: The fixed block (501) has a rectangular cross-section, and two sets of fixed blocks (501) are symmetrically arranged on the outer wall of the lifting plate (3), and the distance between the two sets of fixed blocks (501) is the same as the length of the rotating worm (5).

5. The rotatable positioning mechanism for an accumulation chain transport trolley according to claim 1, characterized in that: The lifting mechanism includes a rotating sleeve (601) rotatably mounted on the outer wall of the mounting plate (2), and an adjusting gear (6) is fixedly mounted at the end of the rotating sleeve (601). An adjusting gear ring (8) is rotatably mounted on the outer wall of the mounting plate (2). A second drive motor (901) is fixedly mounted on the outer wall of the mounting plate (2), and a drive gear (9) is fixedly mounted at the output end of the drive motor. An adjusting screw (7) is fixedly mounted on the outer wall of the lifting plate (3).

6. The rotatable positioning mechanism for an accumulation chain transport trolley according to claim 5, characterized in that: The rotating sleeve (601) is set at equal angles on the outer wall of the mounting plate (2), and the length of the rotating sleeve (601) is greater than the thickness of the mounting plate (2). The outer wall of the adjusting gear (6) meshes with the outer wall of the adjusting gear ring (8), and the outer wall of the driving gear (9) meshes with the outer wall of the adjusting gear ring (8).

7. The rotatable positioning mechanism for an accumulation chain transport trolley according to claim 5, characterized in that: The length of the adjusting screw (7) is greater than the distance between the lifting plate (3) and the mounting plate (2), and the diameter of the adjusting screw (7) is smaller than the diameter of the rotating sleeve (601). The adjusting screw (7) is set at equal angles on the outer wall of the lifting plate (3). The outer walls of the rotating sleeve (601) and the adjusting gear (6) are both provided with threaded through holes for threaded connection of the adjusting screw (7).

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