Medium-sized efficient plate feeder

Abstract

The middle-sized efficient plate feeder comprises a rack, a head wheel set, a tail wheel set, a chain plate and a chain, the tail wheel set and the head wheel set are arranged at the left end and the right end of the rack respectively, the chain is arranged between the tail wheel set and the head wheel set, the chain plate is fixed to a chain link of the chain, and fixing shafts are arranged on the lower surfaces of the two ends of the chain. A second chain plate walking wheel is arranged on the fixing shaft, a guide rail is arranged on the machine frame, the second chain plate walking wheel is in rolling contact with the guide rail, apron plates are arranged at the two ends of the chain plate, and a tensioning device is arranged at the left end of the machine frame. The apron and the chain plate traveling wheel are connected through the chain, the overall design structure is compact, sealing is tight, the impact resistance and abrasion resistance of the chain plate are improved, the tensioning device plays a role in tensioning, it is ensured that the chain is in a tensioning state in the running process, looseness is prevented, and therefore safe and stable conveying of materials is ensured, working efficiency is improved, and faults are reduced.

Description

Technical Field

[0001] The invention relates to the technical field of plate feeders, in particular to a medium-sized and efficient plate feeder. Background Art

[0002] In recent years, with the widespread application of feeding equipment in coal, beneficiation plants, mining, chemicals, cement, building materials and other industries, apron feeders are indispensable equipment in material conveying systems. The feeding amount of medium-sized and efficient apron feeders can be adjusted dynamically and continuously, making the feeding system more able to meet the requirements of high efficiency, energy saving and environmental protection.

[0003] Chinese patent application No. 202410628114.4 discloses a plate feeder and a feeding method, including a frame, a transmission chain and a plurality of receiving plates arranged on the transmission chain, the receiving plates having a plurality of sieve holes, the sieve holes being used for screening materials, solving the problem of dust accumulation when the feeder is used for a long time in the prior art, affecting the use of the equipment. The receiving plate of the plate feeder is a conventional structure. Since an effective chain plate support structure is required, only fine powder materials can be conveyed, and the bearing capacity is small, which cannot meet the conveying of materials such as ore and building materials. Similarly, Chinese patent application No. 202022714821.5 discloses a plate feeder, and a conveying mechanism includes a chain plate, a baffle, a rod body arranged on the chain plate, a connecting plate arranged on the rod body, and a mounting groove arranged on the chain plate. The conveying mechanism completely relies on the first roller and the second roller for bearing, lacks an effective walking support structure, and has a limited bearing capacity, which cannot meet the actual use requirements. Therefore, a medium-sized and efficient plate feeder is proposed. Summary of the invention

[0004] The technical problem to be solved by the present invention is to overcome the existing defects and provide a medium-sized and efficient plate feeder, which supports the two chain plate walking wheels through the guide rails and supports the two ends of the chain plate to ensure smooth operation of the chain plate, reduce noise, and at the same time improve the load-bearing capacity of the chain plate, which can effectively solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a medium-sized and efficient plate feeder, comprising a frame, a head wheel group, a tail wheel group, a chain plate and a chain, the left and right ends of the frame are respectively provided with a tail wheel group and a head wheel group, the chain is arranged between the tail wheel group and the head wheel group, the chain plate is fixed on the chain links of the chain, fixed shafts are arranged on the lower surfaces of both ends of the chain, a chain plate walking wheel 2 is arranged on the fixed shaft, a guide rail is arranged on the frame, the chain plate walking wheel 2 is in rolling contact with the guide rail, scale plates are arranged at both ends of the chain plate, a tensioning device is arranged at the left end of the frame, the tensioning device and the tail wheel group are designed as one body, the tensioning device comprises a pull rod and a spring, the pull rod passes through the outside of the frame, and the spring is arranged on the pull rod.

[0006] Furthermore, an upper reinforcing plate is arranged on the middle upper surface of the chain plate, a lower reinforcing plate is arranged on the middle lower surface of the chain plate, a chain plate running wheel 1 is arranged on the lower surface of the lower reinforcing plate, and the chain plate running wheel 1 is in rolling contact with the guide rail.

[0007] Furthermore, an outer baffle is arranged on the pull rod, and the outer baffle is arranged on the outer side of the frame. An adjusting nut is arranged on the pull rod, and two adjusting nuts are arranged.

[0008] Furthermore, a driving device for driving the head wheel set is arranged on the side of the frame, and the driving device adopts a variable frequency speed regulating three-phase asynchronous motor.

[0009] Furthermore, the upper reinforcement plate, the chain plate and the lower reinforcement plate are fixed by bolts or welding.

[0010] Compared with the prior art, the present invention has the following beneficial effects: 1. The scale plate and the chain plate walking wheel of the present invention are connected by a chain, and the overall design structure is compact and tightly sealed, which improves the impact resistance and wear resistance of the chain plate. The tensioning device plays a tightening role, ensuring that the chain is in a tightened state during operation to prevent loosening, thereby ensuring safe and stable transportation of materials, improving work efficiency and reducing failures.

[0011] 2. The guide rail supports the chain plate walking wheel 2 and the chain plate walking wheel 1, and supports both ends of the chain plate to ensure smooth operation of the chain plate, reduce noise, and improve the load-bearing capacity of the chain plate.

[0012] 3. The present invention has a compact structure, strong versatility of parts and components, and is easy to install and maintain. It can meet the needs of various complex working environments. The upper reinforcement plate and the lower reinforcement plate further strengthen the chain plate to prevent deformation. The material is easy to impact the middle part of the chain plate, causing serious damage to the middle part of the chain plate and reducing the service life of the chain plate. The upper reinforcement plate and the lower reinforcement plate can effectively solve this problem and improve the overall performance of the feeder. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a schematic diagram of the cross-sectional right view structure of the present invention; Figure 3 It is a schematic diagram of the cross-sectional structure of the chain plate of the present invention; Figure 4 It is a schematic diagram of the structure of the tensioning device of the present invention; Figure 5 It is a schematic diagram of the top view structure of the present invention.

[0014] In the figure: 1 head wheel group, 2 driving device, 3 frame, 4 chain, 5 scale plate, 6 chain plate walking wheel 1, 7 tail wheel group, 8 tensioning device, 9 lower reinforcement plate, 10 chain plate, 11 fixed shaft, 12 chain plate walking wheel 2, 13 guide rail, 14 upper reinforcement plate, 15 pull rod, 16 spring, 17 adjustment nut, 18 outer baffle. DETAILED DESCRIPTION

[0015] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0016] See also Figure 1-5 The present invention provides a technical solution: a medium-sized high-efficiency plate feeder, comprising a frame 3, a head wheel group 1, a tail wheel group 7, a chain plate 10 and a chain 4, the left and right ends of the frame 3 are respectively provided with a tail wheel group 7 and a head wheel group 1, the chain 4 is arranged between the tail wheel group 7 and the head wheel group 1, the chain plate 10 is fixed on the chain link of the chain 4, the lower surfaces of both ends of the chain 4 are provided with fixed shafts 11, the fixed shafts 11 are provided with chain plate walking wheels 2 12, the frame 3 is provided with guide rails 13, the chain plate walking wheels 2 12 are in rolling contact with the guide rails 13, and the guide rails 13 play a role in supporting the chain plate walking wheels 2 12, and support both ends of the chain plate 10 , ensuring that the chain plate 10 runs smoothly, reducing noise, and at the same time improving the carrying capacity of the chain plate 10, scale plates 5 are arranged at both ends of the chain plate 10, the scale plates 5 adopt a bionic special-shaped structure, the overall design structure is compact, and the closure is tight to prevent materials from spilling, which meets the requirements of green environmental protection. A tensioning device 8 is arranged at the left end of the frame 3, and the tensioning device 8 is designed as an integral whole with the tail wheel group 7. The tensioning device 8 includes a pull rod 15 and a spring 16. The pull rod 15 passes through the outside of the frame 3, and the spring 16 is arranged on the pull rod 15. The spring 16 plays a tightening role to ensure that the chain 4 is in a tightened state during operation to prevent loosening, thereby ensuring safe and stable transportation of materials.

[0017] An upper reinforcing plate 14 is provided on the middle upper surface of the chain plate 10, and a lower reinforcing plate 9 is provided on the middle lower surface of the chain plate 10. The upper reinforcing plate 14 and the lower reinforcing plate 9 further strengthen the chain plate 10 to prevent deformation. The material is easy to impact the middle part of the chain plate 10, causing serious damage to the middle part of the chain plate 10, thereby reducing the service life of the chain plate 10. The upper reinforcing plate 14 and the lower reinforcing plate 9 can effectively solve this problem. A chain plate walking wheel 6 is provided on the lower surface of the lower reinforcing plate 9. The chain plate walking wheel 6 is in rolling contact with the guide rail 13, and the chain plate walking wheel 6 plays a role of supporting the walking of the chain plate 10.

[0018] The pull rod 15 is provided with an outer baffle 18, which is arranged on the outside of the frame 3. The pull rod 15 is provided with an adjusting nut 17, and two adjusting nuts 17 are provided. The distance between the head wheel group 1 and the tail wheel group 7 can be adjusted by adjusting the nut 17, and then the tension of the chain 4 can be adjusted. When tightening, the tail wheel is subjected to balanced force, thereby increasing the stability of the equipment.

[0019] A driving device 2 for driving the head wheel assembly 1 is arranged on the side of the frame 3. The driving device 2 adopts a variable frequency speed regulating three-phase asynchronous motor. The variable frequency speed regulating three-phase asynchronous motor and the head wheel assembly 1 are designed as an integrated structure, which improves efficiency and makes the structure more compact.

[0020] The upper reinforcing plate 14, the chain plate 10 and the lower reinforcing plate 9 are fixed by bolts or welding.

[0021] The basic principles, main features and advantages of the present invention are shown and described above. Without departing from the spirit and scope of the present invention, the present invention may also be subject to various changes and improvements, which all fall within the scope of the present invention to be protected.

Claims

1. A medium-sized high-efficiency plate feeder, comprising a frame (3), a head wheel group (1), a tail wheel group (7), a chain plate (10) and a chain (4), characterized in that: The left and right ends of the frame (3) are respectively provided with a tail wheel group (7) and a head wheel group (1), the chain (4) is arranged between the tail wheel group (7) and the head wheel group (1), the chain plate (10) is fixed on the chain link of the chain (4), the lower surfaces of both ends of the chain (4) are provided with fixed shafts (11), the fixed shafts (11) are provided with a second chain plate walking wheel (12), the frame (3) is provided with a guide rail (13), the second chain plate walking wheel (12) is in rolling contact with the guide rail (13), the two ends of the chain plate (10) are provided with scale plates (5), the left end of the frame (3) is provided with a tensioning device (8), the tensioning device (8) and the tail wheel group (7) are designed as a whole, the tensioning device (8) comprises a pull rod (15) and a spring (16), the pull rod (15) passes through the outside of the frame (3), and the spring (16) is provided on the pull rod (15).

2. A medium-sized high-efficiency plate feeder according to claim 1, characterized in that: An upper reinforcing plate (14) is provided on the middle upper surface of the chain plate (10), a lower reinforcing plate (9) is provided on the middle lower surface of the chain plate (10), and a chain plate running wheel (6) is provided on the lower surface of the lower reinforcing plate (9), and the chain plate running wheel (6) is in rolling contact with the guide rail (13).

3. A medium-sized and efficient plate feeder according to claim 1, characterized in that: The pull rod (15) is provided with an outer baffle (18), which is arranged on the outer side of the frame (3). The pull rod (15) is provided with an adjustment nut (17), and two adjustment nuts (17) are provided.

4. A medium-sized and efficient plate feeder according to claim 1, characterized in that: A driving device (2) for driving the head wheel assembly (1) is arranged on the side of the frame (3), and the driving device (2) adopts a variable frequency speed regulating three-phase asynchronous motor.

5. A medium-sized and efficient plate feeder according to claim 1, characterized in that: The upper reinforcement plate (14), the chain plate (10) and the lower reinforcement plate (9) are fixed by bolts or welding.

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