Large and small frame double-station heavy-load conveyor

Abstract

The invention discloses a large and small frame double-station heavy-load conveyor, and relates to the technical field of heavy-load conveying equipment. The two ends of the two supporting rods are inserted into the lower sides of the interiors of the first supporting frames on the left side and the right side correspondingly, and the middle sides of the supporting rods are clamped to the lower sides of the ends of the two first supporting frames on the middle side. The supporting legs are equidistantly fixed on transverse plates on the lower sides of the first supporting frames and on the upper sides of the two adjacent first supporting frames on the two sides of the trolley body, and the supporting plates of the trolley body are connected with the adjacent first supporting frames through bolts; the single small frame conveying mechanism is arranged on the two first supporting frames corresponding to the left side, and the large and small frame conveying mechanism is arranged on the two first supporting frames on the right side and connected with the single small frame conveying mechanism. By means of the single-small-frame conveying mechanism and the large-small-frame conveying mechanism which are arranged in the left-right direction, flexible and efficient classified conveying is achieved, rapid entering and exiting of a single small frame or double stations can be achieved, large frames can be conveyed, and the conveying efficiency and the space utilization rate are remarkably improved.

Description

Technical Field

[0001] The present invention relates to the technical field of heavy-duty conveying equipment, and particularly relates to a double-station heavy-duty conveyor for large and small frames. Background Art

[0002] In the field of industrial automation, conveyors are widely used in scenarios such as logistics, automobile manufacturing, and heavy machinery assembly. When transporting different raw materials and products, the sizes of the transfer bins required are different. If conveyors of different specifications are used, the floor area will be too large and the cost will also increase. A few improved conveyors attempt to integrate double stations, but when operating under heavy loads, uneven double-station loads will cause the frame to vibrate or the chain to skip teeth, affecting the stability during transportation. Summary of the Invention

[0003] The purpose of the present invention is to provide a reasonably designed and convenient-to-use double-station heavy-duty conveyor for large and small frames in view of the defects and deficiencies of the prior art. Through the single small-frame conveying mechanism and the large and small-frame conveying mechanism arranged separately on the left and right, flexible and efficient classified conveying is realized, which can not only meet the rapid entry and exit of a single small frame or double stations, but also convey large frames, significantly improving the conveying efficiency and space utilization rate.

[0004] To achieve the above object, the present invention adopts the following technical solutions: It includes: The first support frames, there are four of the first support frames, and they are all arranged in a "U" shape, and the openings on two adjacent first support frames are arranged in opposite directions; The support rods, there are two of the support rods, and they are symmetrically arranged front and back. The two ends of the two support rods are respectively inserted into the lower sides inside the first support frames on the left and right sides, and the middle side of the support rods is clamped under the lower sides of the ends of the two middle first support frames; The support feet, there are several of the support feet, and they are equally spaced and fixed on the cross plate under the first support frames; The trolley bodies, there are several of the trolley bodies, and they are equally spaced from front to back at equal intervals. The two sides of the trolley bodies are adjacent to the upper sides of the two first support frames, and the support plates of the trolley bodies are connected to the adjacent first support frames by bolts; The single small-frame conveying mechanism, the single small-frame conveying mechanism is arranged on the two corresponding first support frames on the left side, and the large and small-frame conveying mechanism is arranged on the two first support frames on the right side. The large and small-frame conveying mechanism is connected with the single small-frame conveying mechanism; Through the above technical solutions, the single small-frame conveying mechanism and the large and small-frame conveying mechanism are arranged on the left and right sides. The single small-frame conveying mechanism can be responsible for the entry and exit conveying of a single small frame on one side, while the large and small-frame conveying mechanism can choose to convey small frames and large frames according to requirements.

[0005] As a further improvement of the present invention, a support backing plate is provided on the lower side of the support foot, and a connecting screw rod is rotatably connected to the upper side of the support backing plate. The upper end of the connecting screw rod is connected to the bottom wall of the support foot by means of a thread; Through the above technical solution, the connecting screw rod can be rotated according to the flatness of the ground, so that the overall stability of the device can be adjusted.

[0006] As a further improvement of the present invention, the single small frame conveying mechanism includes: A first conveying shaft. A plurality of the first conveying shafts are provided, and they are equidistantly arranged on the upper side between two adjacent first support frames. Both ends of the first conveying shaft are rotatably connected to the two side first support frames through shaft seats; A first conveying motor. The first conveying motor is arranged between two first support frames. A first fixing frame is fixed to the lower side of the first conveying motor. Vertical plates on the left and right sides of the first fixing frame are connected to the horizontal plates on the lower sides of the first support frames by bolts; A first sprocket. A plurality of the first sprockets are provided, and two of them are in a group and sleeved and fixed on the first conveying shaft and the output shaft of the first conveying motor respectively. Two first sprockets on the same first conveying shaft are respectively connected to corresponding first sprockets on the front and rear first conveying shafts through chains, and the first sprocket on the first conveying motor is connected to an adjacent first conveying shaft through a chain; A first conveying wheel. A plurality of the first conveying wheels are provided, and two of them are sleeved and fixed symmetrically left and right at both ends of the first conveying shaft. The first conveying wheels are located on the right side of the adjacent first support frames; Through the above technical solution, the small frame is placed on the first conveying wheels on the left and right sides, and then the conveying motor is started. The conveying motor rotates through the first sprocket on it. This first sprocket drives the first conveying shaft connected thereto to rotate through a chain. This first conveying shaft drives several other first conveying shafts to rotate through the cooperation of the first sprockets and chains. The first conveying shaft drives the first conveying wheels at both ends to rotate, so as to drive the small frame to move.

[0007] As a further improvement of the present invention, the large and small frame conveying mechanism includes: A second support frame. The second support frame is arranged on the right side between two first support frames on the right side. The front and rear ends of the second support frame are respectively clamped on the front and rear support rods; A second conveying shaft. A plurality of the second conveying shafts are provided, and they are equidistantly rotatably connected to the horizontal plates on the upper sides of the left first support frame and the second support frame through shaft seats. The second conveying shafts are arranged in a staggered manner with the first conveying shafts; A second conveying motor. The second conveying motor is located on the left side of the second support frame. A second fixing frame is fixed to the lower side of the second conveying motor. Both sides of the second fixing frame are respectively fixed to the horizontal plates on the lower sides of the adjacent first support frame and the second support frame; The second sprocket, there are several of the second sprockets, and two of them are sleeved and fixed on one end of the second conveying shaft and the output shaft of the second conveying motor respectively. The two second sprockets on the same second conveying shaft are respectively connected to the corresponding second sprockets on the conveying shafts on both sides through chains, and the second sprocket on the output shaft of the second conveying motor is connected to the adjacent second conveying shaft through a chain; The third conveying shaft, there are several of the third conveying shafts, and they are equidistantly arranged between the second support frame and the first support frame on the right. The two ends of the third conveying shaft are respectively rotatably connected to the cross plates on the upper sides of the second support frame and the first support frame through shaft seats, and the third conveying shaft and the first conveying shaft are arranged symmetrically left and right one by one; The third sprocket, there are several of the third sprockets, and two of them are sleeved and fixed on one end of the third conveying shaft on the left side of the second support frame. The two adjacent third sprockets before and after are connected through a chain, and the chain is sleeved on the outer side of the adjacent second conveying shaft; The second conveying wheel, there are several of the second conveying wheels, and two of them are symmetrically sleeved and fixed on both ends of the second conveying shaft left and right. The second conveying wheel is located on the left side of the adjacent first support frame; The third conveying wheel, there are several of the third conveying wheels, and they are sleeved and fixed on the first conveying shaft and the third conveying shaft one by one corresponding to each other. The diameter of the third conveying wheel is larger than that of the first conveying wheel; The linkage rod, the linkage rod is arranged on the lower side of the second support frame. One end of the linkage rod is rotatably connected to the cross plate on the lower side of the second support frame through a shaft seat. Fourth sprockets are sleeved and fixed on both ends of the linkage rod and on the third conveying shaft and the first conveying shaft on the upper side of the linkage rod. The fourth sprockets that are symmetrically arranged up and down are connected through a chain; Through the above technical solution, when transporting small boxes, place the small boxes on two symmetrically arranged second conveying wheels on the left and right, start the second conveying motor, and the second conveying motor drives the connected second conveying shaft to rotate through the second sprocket and the chain on it. The second conveying shaft drives several other second conveying shafts to rotate through the cooperation of the second sprocket and the chain on it. The several second conveying shafts drive the small boxes to move through the second conveying wheels at both ends. When transporting large boxes, place the large boxes on the third conveying wheels on both sides, start the first conveying motor, the first conveying motor drives the connected first conveying shaft to rotate, and through the cooperation of the first sprocket and the chain, several first conveying shafts rotate. The first conveying shaft drives the third conveying wheel on it to rotate, and the first conveying shaft equipped with the fourth sprocket drives the linkage rod to rotate through the fourth sprocket and the chain. The linkage rod drives the connected third conveying shaft to rotate through the fourth sprocket and the chain. The third conveying shaft drives several other third conveying shafts to rotate through the third sprocket and the chain on it. The third conveying shaft drives the third conveying wheel on it to rotate, so that the large boxes can be transported through the third conveying wheels on both sides.

[0008] As a further improvement of the present invention, connecting plates are fixedly connected at equal intervals between the two first support frames on the middle side. Two connecting pieces are arranged on the upper side of each connecting plate. The two connecting pieces are fixedly connected by bolts. The lower connecting piece is fixedly connected to the connecting plate. Fixing pieces fixedly arranged on the upper connecting pieces are all connected by bolts with first limiting frames. Support rollers are arranged between the corresponding two first limiting frames. The upper side of the outer ring wall of the support rollers is arranged in the same plane as the third conveying wheel; Through the above technical solution, it is convenient to support the rod end at the center of the large frame.

[0009] As a further improvement of the present invention, guide discs are sleeved and fixed at both ends of the first conveying shaft, both ends of the second conveying shaft, and one end of the third conveying shaft. The adjacent side walls of the left and right symmetric guide discs are inclined towards the axis of the guide disc; Through the above technical solution, it is convenient to guide and limit the conveyed frame.

[0010] As a further improvement of the present invention, several connecting struts are fixedly arranged at equal intervals between the two opposite first support frames on the left and right sides. The second support frame is sleeved and fixed on several adjacent connecting struts; Through the above technical solution, the stability between adjacent first support frames can be increased.

[0011] As a further improvement of the present invention, two mounting pieces connected by bolts are arranged above the cross plates on the upper sides of the first support frames on the left and right sides. The lower mounting piece is connected to the connecting strut and the first support frame by bolts and support rods. A second limiting frame is fixed on the upper mounting piece. The top wall of the second limiting frame adjacent to one side of the third conveying wheel is arranged in the same plane as the upper side of the outer ring wall of the third conveying wheel; Through the above technical solution, the large frame can be supported by the second limiting frame.

[0012] As a further improvement of the present invention, auxiliary rotating shafts are symmetrically arranged left and right above the support rods. Both ends of the auxiliary rotating shafts are rotatably connected to the cross plates on the upper sides of the corresponding first support frames through shaft seats respectively. First auxiliary conveying wheels are sleeved and fixed at both ends of the auxiliary rotating shafts. The first auxiliary conveying wheels are the same in diameter as the first conveying wheel and the second conveying wheel. A second auxiliary conveying wheel is sleeved and fixed at one end of the auxiliary rotating shaft far away from the middle first support frame. The second auxiliary conveying wheels are symmetrically arranged front and back and the same in diameter as the third conveying wheel; Through the above technical solution, it is convenient to feed materials from the end of the first support frame, increasing the convenience of feeding.

[0013] Compared with the prior art, the beneficial effects of the present invention are: 1. The single small frame and large / small frame conveying mechanisms are separately arranged on the left and right, capable of handling frames of different sizes simultaneously, improving the conveying efficiency and applicability. 2. The support feet are equipped with adjustable screws to adapt to uneven ground, enhance the overall stability, and ensure smooth operation. 3. Through the linkage of sprockets, chains, and conveying motors, synchronous conveying is achieved, reducing jams and enhancing the transmission reliability. 4. The limit frame, support rollers, and guide disc cooperate to ensure the accurate conveying of large and small frames, preventing deviation or tilt. Description of the Drawings

[0014] Figure 1 It is a schematic structural diagram of the present invention.

[0015] Figure 2 It is a schematic structural diagram of the present invention after the removal of the trolley body.

[0016] Figure 3 It is Figure 2 The enlarged view of part A in

[0017] Figure 4 It is a schematic partial structural diagram of the single small frame conveying mechanism and the large / small frame conveying mechanism of the present invention.

[0018] Figure 5 It is a schematic structural diagram of the connecting plate, connecting piece, first limit frame, and support rollers of the present invention.

[0019] Description of the Reference Numerals: First support frame 1, support rod 2, support foot 3, trolley body 4, single small frame conveying mechanism 5, first conveying shaft 5-1, first conveying motor 5-2, first fixing frame 5-3, first sprocket 5-4, first conveying wheel 5-5, large / small frame conveying mechanism 6, second support frame 6-1, second conveying shaft 6-2, second conveying motor 6-3, second fixing frame 6-4, second sprocket 6-5, third conveying shaft 6-6, third sprocket 6-7, second conveying wheel 6-8, third conveying wheel 6-9, linkage rod 6-10, fourth sprocket 6-11, connecting screw 7, connecting plate 8, connecting piece 9, first limit frame 10, guide disc 11, connecting support rod 12, support roller 13, mounting piece 14, second limit frame 15, auxiliary rotating shaft 16, first auxiliary conveying wheel 17, second auxiliary conveying wheel 18. Detailed Embodiment

[0020] Next, the technical solutions in the present invention will be clearly and completely described in conjunction with the drawings. The preferred embodiments described are only for examples, and all other embodiments obtained by those skilled in the art without creative efforts fall within the protection scope of the present invention.

[0021] Embodiment 1: As Figures 1-5 shown, this embodiment includes: A first support frame 1. There are four first support frames 1, and they are all arranged in a "U" shape. The openings on two adjacent first support frames 1 are arranged in opposite directions; Support rods 2. There are two support rods 2, and they are symmetrically arranged front and back. The two ends of the two support rods 2 are respectively inserted into the lower sides inside the left and right first support frames 1, and the middle sides of the support rods 2 are clamped under the ends of the two first support frames 1 in the middle; Support feet 3. There are several support feet 3, and they are equally spaced and fixed on the cross plate on the lower side of the first support frame 1; A support pad is arranged on the lower side of the support foot 3, and a connecting screw 7 is screwed on the upper side of the support pad. The upper end of the connecting screw 7 is connected to the bottom wall of the support foot 3 through threads, and the connecting screw 7 can be rotated according to the flatness of the ground, so as to adjust the overall stability of the device; A trolley body 4. There are several trolley bodies 4, and they are equally spaced from front to back. The two sides of the trolley body 4 are adjacent to the upper sides of two first support frames 1, and the support plate of the trolley body 4 is connected to the adjacent first support frame 1 through bolts; A single small frame conveying mechanism 5. The single small frame conveying mechanism 5 is arranged on two corresponding first support frames 1 on the left side, and a large and small frame conveying mechanism 6 is arranged on the two first support frames 1 on the right side. The large and small frame conveying mechanism 6 is connected to the single small frame conveying mechanism 5.

[0022] Embodiment 2: Refer to Figures 1-2 and Figure 4 shown. On the basis of Embodiment 1, the single small frame conveying mechanism 5 includes: A first conveying shaft 5-1. There are several first conveying shafts 5-1, and they are equally spaced on the upper side between two adjacent first support frames 1. The two ends of the first conveying shaft 5-1 are rotatably connected to the two first support frames 1 on both sides through shaft seats; A first conveying motor 5-2. The first conveying motor 5-2 is arranged between two first support frames 1. A first fixing frame 5-3 is fixed under the first conveying motor 5-2 through bolts. The vertical plates on the left and right sides of the first fixing frame 5-3 are connected to the cross plate on the lower side of the first support frame 1 through bolts; First sprockets 5-4. There are several first sprockets 5-4, and they are grouped in pairs and sleeved and fixed on the first conveying shaft 5-1 and the output shaft of the first conveying motor 5-2. The two first sprockets 5-4 on the same first conveying shaft 5-1 are respectively connected to the corresponding first sprockets 5-4 on the front and rear first conveying shafts 5-1 through chains, and the first sprocket 5-4 on the first conveying motor 5-2 is connected to the adjacent first conveying shaft 5-1 through a chain; The first conveyor wheel 5-5, there are several of the first conveyor wheels 5-5, and they are symmetrically sleeved and fixed on both ends of the first conveyor shaft 5-1 in a left-right manner, and the first conveyor wheel 5-5 is located on the right side of the adjacent first support frame 1.

[0023] Embodiment 3: Refer to Figures 1-4 As shown, on the basis of Embodiment 2, the large and small frame conveying mechanism 6 includes: The second support frame 6-1, the second support frame 6-1 is arranged on the right side between the two first support frames 1 on the right side, and the front and rear ends of the second support frame 6-1 are respectively clamped on the support rods 2 on the front and rear sides; The second conveyor shaft 6-2, there are several of the second conveyor shafts 6-2, and they are equidistantly rotatably connected to the horizontal plates on the upper side of the first support frame 1 on the left side and the horizontal plates on the upper side of the second support frame 6-1 through shaft seats, and the second conveyor shaft 6-2 is arranged staggeredly with the first conveyor shaft 5-1; The second conveyor motor 6-3, the second conveyor motor 6-3 is located on the left side of the second support frame 6-1, a second fixing frame 6-4 is fixed by bolts on the lower side of the second conveyor motor 6-3, and both sides of the second fixing frame 6-4 are respectively fixed by bolts on the adjacent first support frame 1 and the horizontal plate on the lower side of the second support frame 6-1; The second sprocket 6-5, there are several of the second sprockets 6-5, and they are sleeved and fixed in pairs on one end of the second conveyor shaft 6-2 and the output shaft of the second conveyor motor 6-3, and the two second sprockets 6-5 on the same second conveyor shaft 6-2 are respectively connected by chains to the corresponding second sprockets 6-5 on the conveyor shafts on both sides, and the second sprocket 6-5 on the output shaft of the second conveyor motor 6-3 is connected by a chain to the adjacent second conveyor shaft 6-2; The third conveyor shaft 6-6, there are several of the third conveyor shafts 6-6, and they are equidistantly arranged between the second support frame 6-1 and the first support frame 1 on the right side, and both ends of the third conveyor shaft 6-6 are respectively rotatably connected to the horizontal plates on the upper side of the second support frame 6-1 and the first support frame 1 through shaft seats, and the third conveyor shaft 6-6 and the first conveyor shaft 5-1 are arranged in a left-right symmetry one by one; guide disks 11 are sleeved and fixed on both ends of the first conveyor shaft 5-1, both ends of the second conveyor shaft 6-2, and one end of the third conveyor shaft 6-6, and the adjacent side walls of the left-right symmetric guide disks 11 are inclined towards the axis of the guide disk 11, which can facilitate guiding and limiting the conveyed frame; The third sprocket 6-7, there are several of the third sprockets 6-7, and they are sleeved and fixed in pairs on one end of the third conveyor shaft 6-6 located on the left side of the second support frame 6-1, and the two adjacent third sprockets 6-7 in the front and rear are connected by a chain, and this chain is sleeved on the outside of the adjacent second conveyor shaft 6-2; The second conveyor wheel 6-8, several of the second conveyor wheels 6-8 are provided, and they are symmetrically sleeved and welded to both ends of the second conveyor shaft 6-2 in a left-right manner, and the second conveyor wheels 6-8 are located on the left side of the adjacent first support frame 1; The third conveyor wheel 6-9, several of the third conveyor wheels 6-9 are provided, and they are sleeved and fixed to the first conveyor shaft 5-1 and the third conveyor shaft 6-6 in a one-to-one correspondence. The diameter of the third conveyor wheel 6-9 is larger than that of the first conveyor wheel 5-5; Between the two middle first support frames 1, connecting plates 8 are fixedly connected at equal intervals. On the upper side of the connecting plates 8, two connecting pieces 9 are provided. The two connecting pieces 9 are fixedly connected by bolts. The lower connecting piece 9 is welded and fixed to the connecting plate 8. On the fixing pieces fixedly provided on the upper connecting piece 9, first limit frames 10 are connected by bolts. Between the corresponding two first limit frames 10, a support roller 13 is provided. The upper side of the outer ring wall of the support roller 13 is arranged in the same plane as the third conveyor wheel 6-9, which can facilitate the support of the rod end at the center of the large frame; The linkage rod 6-10, the linkage rod 6-10 is arranged on the lower side of the second support frame 6-1. One end of the linkage rod 6-10 is rotatably connected to the horizontal plate on the lower side of the second support frame 6-1 through a shaft seat. On both ends of the linkage rod 6-10 and on the third conveyor shaft 6-6 and the first conveyor shaft 5-1 located above the linkage rod 6-10, fourth sprockets 6-11 are sleeved and fixed. The fourth sprockets 6-11 that are symmetrically arranged up and down are connected by a chain.

[0024] Embodiment 4: Refer to Figure 2 、 Figure 3 As shown in, on the basis of Embodiment 3, several connecting support rods 12 are fixedly welded at equal intervals between the two relatively left and right first support frames 1. The second support frame 6-1 is sleeved and fixed on several adjacent connecting support rods 12, which can increase the stability between the adjacent first support frames 1; On the upper side of the horizontal plates on the upper sides of the left and right first support frames 1, two mounting pieces 14 connected by bolts are provided. The lower mounting piece 14 is connected to the connecting support rod 12 and the first support frame 1 through bolts and support rods. A second limit frame 15 is welded and fixed on the upper mounting piece 14. The top wall of the second limit frame 15 adjacent to one side of the third conveyor wheel 6-9 is arranged in the same plane as the upper side of the outer ring wall of the third conveyor wheel 6-9, which can support the large frame through the second limit frame 15.

[0025] Embodiment 5: Refer to Figure 2As shown in the figure, on the basis of Embodiment 3, auxiliary rotating shafts 16 are symmetrically arranged on the left and right above the support rod 2. Both ends of the auxiliary rotating shaft 16 are rotatably connected to the cross plates on the upper side of the corresponding first support frame 1 through shaft seats. Both ends of the auxiliary rotating shaft 16 are sleeved and fixed with first auxiliary conveying wheels 17. The first auxiliary conveying wheels 17 are arranged with the same diameter as the first conveying wheels 5-5 and the second conveying wheels 6-8. A second auxiliary conveying wheel 18 is sleeved and welded and fixed on the end of the auxiliary rotating shaft 16 far away from the middle first support frame 1. The second auxiliary conveying wheel 18 is symmetrically arranged front and back with the third conveying wheel 6-9 and has the same diameter, which is convenient for feeding from the end of the first support frame 1 and increases the convenience of feeding.

[0026] When using the present invention, the single small frame conveying mechanism 5 and the large and small frame conveying mechanism 6 are arranged on the left and right sides. When conveying the small frame, place the small frame on the first conveying wheels 5-5 on the left and right sides, and then start the conveying motor. The conveying motor rotates through the first sprocket 5-4 thereon. The first sprocket 5-4 drives the first conveying shaft 5-1 connected thereto to rotate through the chain. The first conveying shaft 5-1 drives several other first conveying shafts 5-1 to rotate through the cooperation of the first sprocket 5-4 and the chain. The first conveying shaft 5-1 drives the first conveying wheels 5-5 at both ends to rotate, thereby driving the small frame to move. When conveying the frame through the large and small frame conveying mechanism 6, when conveying the small frame, place the small frame on the two second conveying wheels 6-8 that are symmetrically arranged on the left and right. Start the second conveying motor 6-3. The second conveying motor 6-3 drives the second conveying shaft 6-2 connected thereto to rotate through the second sprocket 6-5 and the chain thereon. The second conveying shaft 6-2 drives several other second conveying shafts 6-2 to rotate through the cooperation of the second sprocket 6-5 and the chain thereon. The several second conveying shafts 6-2 drive the small frame to move through the second conveying wheels 6-8 at both ends. When conveying the large frame, place the large frame on the third conveying wheels 6-9 on both sides. Start the first conveying motor 5-2. The first conveying motor 5-2 drives the first conveying shaft 5-1 connected thereto to rotate. Through the cooperation of the first sprocket 5-4 and the chain, several first conveying shafts 5-1 rotate. The first conveying shaft 5-1 drives the third conveying wheels 6-9 thereon to rotate. And the first conveying shaft 5-1 equipped with the fourth sprocket 6-11 drives the linkage rod 6-10 to rotate through the fourth sprocket 6-11 and the chain. The linkage rod 6-10 drives the third conveying shaft 6-6 connected thereto to rotate through the fourth sprocket 6-11 and the chain. The third conveying shaft 6-6 drives several other third conveying shafts 6-6 to rotate through the third sprocket 6-7 and the chain thereon. The third conveying shaft 6-6 drives the third conveying wheels 6-9 thereon to rotate, so as to convey the large frame through the third conveying wheels 6-9 on both sides.

[0027] Compared with the prior art, the beneficial effects of the present specific embodiment are as follows: 1. Through the single small-frame conveying mechanism 5 and the large-small frame conveying mechanism 6 arranged separately on the left and right, synchronous classification conveying of frames of different sizes is achieved, meeting the diverse production requirements and significantly improving the conveying efficiency; 2. The support feet 3 adopt a screw adjustment design, and the height can be flexibly adjusted according to the ground flatness to ensure the stable operation of the equipment and adapt to different working environments; 3. Adopting a sprocket, chain and motor linkage structure to achieve multi-axis synchronous drive, the conveying process is stable and smooth, reducing the risk of jamming and improving the durability of the equipment; 4. Equipped with a first limit frame 10, a second limit frame 15, support rollers 13 and an inclined guide plate 11, effectively preventing the frame from shifting or tilting, ensuring the accurate conveying of large and small frames, and improving the operation quality.

[0028] For those skilled in the art, they can modify the technical solutions recorded in the foregoing embodiments and perform equivalent replacements of some technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. Large and small frame double-station heavy-duty conveyor, characterized by: It contains: A No. 1 support frame (1), wherein there are four No. 1 support frames (1), and each of the No. 1 support frames (1) is arranged in a "U" shape, and the openings on two adjacent No. 1 support frames (1) are arranged in opposite directions; Support rods (2), wherein there are two support rods (2) and they are symmetrically arranged front to back, the two ends of the two support rods (2) are respectively inserted into the lower sides of the inside of the No. 1 support frames (1) on the left and right sides, and the middle side of the support rod (2) is clamped on the lower sides of the ends of the two No. 1 support frames (1) on the middle side; Support legs (3), the support legs (3) being multiple in number and being fixed on the horizontal plate at the lower side of the first support frame (1) in equal quantities and at equal intervals; A trolley body (4), wherein the trolley bodies (4) are multiple and are arranged in equal quantities and at equal intervals from front to back, and the upper sides of two adjacent No. 1 support frames (1) on both sides of the trolley body (4), and the support plates of the trolley body (4) are connected to the adjacent No. 1 support frames (1) by bolts; A single small frame conveying mechanism (5) is provided on two corresponding No. 1 support frames (1) on the left side, and a large and small frame conveying mechanism (6) is provided on the two No. 1 support frames (1) on the right side, and the large and small frame conveying mechanism (6) is connected to the single small frame conveying mechanism (5).

2. The large and small frame double-station heavy-duty conveyor according to claim 1 is characterized in that: A support pad is provided on the lower side of the support foot (3), a connecting screw (7) is screwed on the upper side of the support pad, and the upper end of the connecting screw (7) is connected to the bottom wall of the support foot (3) via a thread.

3. The large and small frame double-station heavy-load conveyor according to claim 1 is characterized in that: The single small frame conveying mechanism (5) comprises: A No. 1 conveying shaft (5-1), wherein there are a plurality of No. 1 conveying shafts (5-1) which are equidistantly arranged on the upper side between two adjacent No. 1 support frames (1), and both ends of the No. 1 conveying shaft (5-1) are screwed to the No. 1 support frames (1) on both sides via shaft seats; A No. 1 conveying motor (5-2), the No. 1 conveying motor (5-2) being arranged between two No. 1 supporting frames (1), a No. 1 fixing frame (5-3) being fixed to the lower side of the No. 1 conveying motor (5-2), and vertical plates on the left and right sides of the No. 1 fixing frame (5-3) being connected to the horizontal plates on the lower side of the No. 1 supporting frame (1) by bolts; A number of sprocket wheels (5-4), wherein the number of the number of sprocket wheels (5-4) is plural, and two of the number of sprocket wheels are sleeved and fixed on the number of conveying shaft (5-1) and the output shaft of the number of conveying motor (5-2) in a group, the two number of sprocket wheels (5-4) on the same number of conveying shaft (5-1) are respectively connected to the corresponding number of sprocket wheels (5-4) on the number of conveying shaft (5-1) on the front and rear sides through chains, and the number of sprocket wheels (5-4) on the number of conveying motor (5-2) are connected to the adjacent number of conveying shaft (5-1) through chains; A number one conveying wheel (5-5), wherein the number one conveying wheels (5-5) are plural and are symmetrically sleeved in pairs and fixed on both ends of the number one conveying shaft (5-1), and the number one conveying wheel (5-5) is located on the right side of the adjacent number one supporting frame (1).

4. The large and small frame double-station heavy-load conveyor according to claim 3 is characterized in that: The large and small frame conveying mechanism (6) comprises: A second support frame (6-1), the second support frame (6-1) being arranged on the right side between the two first support frames (1) on the right side, and the front and rear ends of the second support frame (6-1) being respectively clamped on the support rods (2) on the front and rear sides; No. 2 conveying shafts (6-2), the number of the No. 2 conveying shafts (6-2) being multiple and being equidistantly connected to the horizontal plate on the upper side of the No. 1 support frame (1) and the horizontal plate on the upper side of the No. 2 support frame (6-1) through shaft seats, and the No. 2 conveying shafts (6-2) and the No. 1 conveying shafts (5-1) being arranged in an alternating manner; A No. 2 conveying motor (6-3), the No. 2 conveying motor (6-3) being located on the left side of the No. 2 supporting frame (6-1), a No. 2 fixing frame (6-4) being fixed on the lower side of the No. 2 conveying motor (6-3), and two sides of the No. 2 fixing frame (6-4) being respectively fixed on the adjacent No. 1 supporting frame (1) and the horizontal plate on the lower side of the No. 2 supporting frame (6-1); No. 2 sprockets (6-5), the number of the No. 2 sprockets (6-5) being multiple, and the No. 2 sprockets (6-5) being sleeved and fixed in pairs on one end of the No. 2 conveying shaft (6-2) and the output shaft of the No. 2 conveying motor (6-3), the two No. 2 sprockets (6-5) on the same No. 2 conveying shaft (6-2) being connected to the corresponding No. 2 sprockets (6-5) on the conveying shafts on both sides through chains, and the No. 2 sprockets (6-5) on the output shaft of the No. 2 conveying motor (6-3) being connected to the adjacent No. 2 conveying shaft (6-2) through chains; A No. 3 conveying shaft (6-6), wherein the No. 3 conveying shaft (6-6) is a plurality of shafts and is equidistantly arranged between the No. 2 support frame (6-1) and the No. 1 support frame (1) on the right side, and the two ends of the No. 3 conveying shaft (6-6) are respectively screwed to the No. 2 support frame (6-1) and the horizontal plate on the upper side of the No. 1 support frame (1) through shaft seats, and the No. 3 conveying shaft (6-6) and the No. 1 conveying shaft (5-1) are arranged one by one in a left-right symmetrical manner; No. 3 sprockets (6-7), there are a plurality of No. 3 sprockets (6-7), and two of the No. 3 sprockets are sleeved and fixed on one end of the No. 3 conveying shaft (6-6) located on the left side of the No. 2 supporting frame (6-1), and two adjacent No. 3 sprockets (6-7) are connected by a chain, and the chain is sleeved on the outer side of the adjacent No. 2 conveying shaft (6-2); No. 2 conveying wheels (6-8), there are a plurality of No. 2 conveying wheels (6-8), and the No. 2 conveying wheels (6-8) are symmetrically arranged in pairs and fixed on both ends of the No. 2 conveying shaft (6-2), and the No. 2 conveying wheels (6-8) are located on the left side of the adjacent No. 1 supporting frame (1); A third conveying wheel (6-9), wherein there are a plurality of the third conveying wheels (6-9), which are sleeved and fixed on the first conveying shaft (5-1) and the third conveying shaft (6-6) in a one-to-one correspondence, and the diameter of the third conveying wheel (6-9) is greater than that of the first conveying wheel (5-5); A linkage rod (6-10), wherein the linkage rod (6-10) is arranged at the lower side of the second support frame (6-1), one end of the linkage rod (6-10) is screwed to the horizontal plate at the lower side of the second support frame (6-1) through an axle seat, and a fourth sprocket (6-11) is sleeved and fixed on both ends of the linkage rod (6-10) and the third conveying shaft (6-6) and the first conveying shaft (5-1) located on the upper side of the linkage rod (6-10), and the fourth sprocket (6-11) symmetrically located above and below is connected by a chain.

5. The large and small frame double-station heavy-load conveyor according to claim 4 is characterized in that: A connecting plate (8) is fixedly connected between the two No. 1 support frames (1) at the middle side at equal intervals, two connecting plates (9) are arranged on the upper side of the connecting plate (8), and the two connecting plates (9) are fixedly connected by bolts, the lower connecting plate (9) is fixedly connected to the connecting plate (8), and the fixing plates fixedly arranged on the upper connecting plate (9) are connected to the No. 1 limiting frame (10) by bolts, and a supporting roller (13) is arranged between the two corresponding No. 1 limiting frames (10), and the upper side of the outer ring wall of the supporting roller (13) is arranged in the same plane as the No. 3 conveying wheel (6-9).

6. The large and small frame double-station heavy-load conveyor according to claim 4 is characterized in that: Guide plates (11) are sleeved and fixed on both ends of the No. 1 conveying shaft (5-1), both ends of the No. 2 conveying shaft (6-2) and one end of the No. 3 conveying shaft (6-6), and adjacent side walls of the left-right symmetrical guide plates (11) are inclined toward the axis of the guide plates (11).

7. The large and small frame double-station heavy-load conveyor according to claim 4 is characterized in that: A plurality of connecting struts (12) are equidistantly fixedly arranged between two No. 1 supporting frames (1) on the left and right sides that are opposite to each other, and the No. 2 supporting frame (6-1) is sleeved on and fixed to a plurality of connecting struts (12) adjacent thereto.

8. The large and small frame double-station heavy-load conveyor according to claim 7 is characterized in that: Two mounting plates (14) connected by bolts are arranged on the upper side of the horizontal plates on the upper side of the No. 1 support frame (1) on the left and right sides; the mounting plate (14) on the lower side is connected to the connecting support rod (12) and the No. 1 support frame (1) by bolts and support rods; a No. 2 limiting frame (15) is fixed on the upper side mounting plate (14); the No. 2 limiting frame (15) is arranged on the same plane as the upper side of the outer ring wall of the No. 3 conveying wheel (6-9) and adjacent to the top wall on one side of the No. 3 conveying wheel (6-9).

9. The large and small frame double-station heavy-load conveyor according to claim 4 is characterized in that: Auxiliary rotating shafts (16) are symmetrically arranged above the support rods (2), and both ends of the auxiliary rotating shafts (16) are respectively screwed to the horizontal plate on the upper side of the corresponding No. 1 support frame (1) through shaft seats. A No. 1 auxiliary conveying wheel (17) is sleeved and fixed on both ends of the auxiliary rotating shaft (16), and the No. 1 auxiliary conveying wheel (17) has the same diameter as the No. 1 conveying wheel (5-5) and the No. 2 conveying wheel (6-8). A No. 2 auxiliary conveying wheel (18) is sleeved and fixed on one end of the auxiliary rotating shaft (16) away from the middle No. 1 support frame (1), and the No. 2 auxiliary conveying wheel (18) is symmetrical with the No. 3 conveying wheel (6-9) in front and back and has the same diameter.

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