Concrete production conveying line
By using technical means such as intelligent suspension conveying systems and dynamic path planning algorithms on the concrete production conveying lines, the problems of low proportional accuracy and insufficient production flexibility of traditional concrete conveying lines are solved, and efficient and accurate concrete conveying and production processes are achieved.
Patent Information
- Application Number
- CN202510630962.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-16
- Publication Date
- 2025-06-24
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The existing concrete conveyor lines rely on traditional conveyor belts, which easily lead to material separation, low proportional accuracy, difficult to adapt to multi-formula flexible production, and lack remote intelligent control functions, resulting in high energy consumption and low efficiency.
A concrete production conveying line is designed, and the intelligent suspension conveying system is used to deeply integrate with the concrete production line, including chain overhead tracks, drive motors, smart spreaders, RFID-based material identification modules, control computers and mobile terminals, and technical means such as dynamic path planning algorithms and temperature-compensated strain sensors are used.
The revolutionary improvement of conveying accuracy has been achieved, the raw material distribution error has been reduced from ±2.5% to ±0.6%, and the online reconstruction of production line layout is supported through quick replacement hanging frame design and dynamic topological map, which significantly improves production flexibility and reduces downtime when new stations are added by 82%.
Smart Images
Figure CN120191666A_ABST
Abstract
Description
Technical Field
[0001] The present invention belongs to the technical field of conveying equipment, and particularly relates to a concrete production and conveying line. Background Art
[0002] Concrete is a building material formed by mixing various aggregates, additives and other materials. In order to reduce the transportation process and improve efficiency, it is usually necessary to convey all kinds of materials to a specified height or position and then mix them. Since it involves the transportation of various aggregates with different specifications and types, if multiple conveying lines are used, the cost and management difficulty will be greatly increased. Additionally, in a precast concrete component production line, a concrete conveying system is usually used to convey concrete to a batching machine. The concrete conveying system includes a conveying line and a conveying trolley. The conveying line is arranged between the batching machine and the concrete feeding position. The conveying trolley moves along the conveying line, receives materials at the concrete feeding position and discharges them above the batching machine; the concrete at the concrete feeding position is generally provided by a mixer truck or a mixing station. Since the feeding heights of the mixer truck and the mixing station are different, the receiving heights of the conveying line when cooperating with them are also different.
[0003] A suspension conveyor (conveying machinery) is a commonly used continuous conveying equipment, which is widely used to continuously convey various finished items and bulk materials packed in containers or packages in a factory, and can also be used to convey workpieces between various processes in the assembly lines of various industrial departments to complete various technological processes and realize the comprehensive mechanization of conveying and technological operations. Its structure mainly consists of a traction chain, a carriage, a spreader, an overhead track, a driving device, a tensioning device, various safety devices, etc. However, the existing concrete conveying line relies on a traditional conveyor belt, which is prone to material segregation, has low mixing ratio accuracy and is difficult to adapt to flexible production with multiple formulations. It does not have a remote intelligent control function and lacks real-time monitoring, resulting in high energy consumption and low efficiency.
[0004] In view of this, it is very necessary to invent a concrete production and conveying line. Summary of the Invention
[0005] To solve the above technical problems, the present invention provides a concrete production and conveying line to solve the problems that the existing concrete conveying line relies on traditional conveyor belts, which is prone to material segregation, has low mixing ratio accuracy and is difficult to adapt to flexible production with multiple formulas, and lacks remote intelligent control function and real-time monitoring, resulting in high energy consumption and low efficiency. A concrete production and conveying line includes a chain overhead track, a driving motor, a driving gear disc, a driven gear disc, a driven motor, a suspension boom, a tension adjusting device, a concrete hanging bracket assembly, a sliding track beam, a support beam, a connecting block, a driven roller set, a driving chain and a chain gear disc. The driving motor is bolted to the upper left side of the chain overhead track; the driving gear disc is meshed and connected to the output end of the driving motor; the driven motor is bolted to the upper right side of the chain overhead track; the driven gear disc is meshed and connected to the output end of the driven motor; the suspension booms are respectively bolted to the upper part of the chain overhead track; the tension adjusting device is bolted to the middle position of the upper part of the chain overhead track; the concrete hanging bracket assembly is pivotally connected to the lower part of the driven roller set; the chain overhead track and the sliding track beam are respectively bolted to the upper part of the support beam; the connecting block is slidably clamped between the chain overhead track and the sliding track beam; the driven roller set is integrally arranged at the lower part of the connecting block; the driving chain is located inside the chain overhead track; the chain gear disc is pivotally connected to both ends inside the chain overhead track.
[0006] Preferably, an installation seat is welded to the top end of the suspension boom, and a plurality of threaded holes are provided on the installation seat.
[0007] Preferably, the concrete hanging bracket assembly includes a protective hanging plate, connecting suspension rods, a placing tray and a discharging telescopic rod. The connecting suspension rods are respectively bolted to the four lower corners of the protective hanging plate; the placing trays are respectively pivotally connected to the inner lower parts of the connecting suspension rods; one end of the discharging telescopic rod is bolted to the outer lower side of the connecting suspension rod, and the other end is pivotally connected to the front outer side of the placing tray.
[0008] Preferably, there are two placing trays on the left and right. The combination part of the placing trays is arranged in an interlaced clamping manner; an infrared sensor and a gravity sensor are screwed to the lower part of the placing tray; the gravity sensor is a temperature-compensated strain sensor.
[0009] Preferably, connecting ear plates are welded to the middle positions of the front and rear sides of the upper part of the protective hanging plate, limiting blocks are welded to both sides of the upper part of the protective hanging plate, and limiting sensors are screwed to the left and right sides of the middle position of the upper part of the protective hanging plate; the limiting sensors are located outside the limiting blocks.
[0010] Preferably, an arc-shaped sliding seat is provided on the upper part of the connecting block. Two chain calipers are integrally provided on the upper and lower parts on the left side of the sliding seat. A driven pulley is bolted to the lower left side of the sliding seat.
[0011] Preferably, the concrete production and conveying line further includes an RFID-based material identification module, which is controlled by a control computer and a mobile terminal; the control computer and the mobile terminal are built-in with a dynamic path planning algorithm.
[0012] Preferably, the tension adjusting device is arranged in a "return" shape and is controlled by a dynamic path planning algorithm in the control computer and the mobile terminal.
[0013] Preferably, the chain overhead track is located above the sliding track beam. The chain overhead track and the sliding track beam adopt an aluminum alloy double-track design, with a load-bearing capacity of ≥2t. The track deflection of the chain overhead track and the sliding track beam is ≤1 / 1000, and the positioning accuracy is ±2mm.
[0014] Preferably, the concrete hanging bracket assembly, the connecting block and the driven roller group form an intelligent lifting tool, and the intelligent lifting tool integrates an STM32 main control + 5G communication module.
[0015] Preferably, the driving chain and the chain gear disc are meshed and connected; the two chain gear discs are also meshed and connected with the driving gear disc and the driven gear disc.
[0016] Preferably, the chain caliper is clamped in the driving chain; the sliding track beam is arranged as an "I"-shaped steel beam.
[0017] Preferably, the driven pulley is slidably arranged on the upper surface of the sliding track beam.
[0018] Preferably, a connecting pendant block is provided at the lower part of the driven roller group, and the driven roller group is axially connected to the inner sides of the connecting ear plates and the connecting ear plates.
[0019] Compared with the prior art, the beneficial effects of the present invention are as follows: The concrete production and conveying line of the invention realizes the following remarkable improvements through the deep integration of the intelligent suspension conveying system and the concrete production line: 1. The conveying accuracy is revolutionarily improved. The weighing system adopts a temperature compensation type strain sensor + digital filtering algorithm, reducing the raw material distribution error from the industry average of ±2.5% to ±0.6%; the path planning algorithm controls the conveying time deviation within ≤1.5 seconds / 100 meters, ensuring precise synchronization with the feeding port of the mixer.
[0020] 2. Breakthrough in production flexibility. Through the design of a quick-change hanging bracket, the formula can be switched in a short time (more than 30 minutes are required for traditional production lines). The dynamic topological map supports the online reconstruction of the production line layout, and the downtime is reduced by 82% when adding new workstations. Brief Description of the Drawings
[0021] Figure 1 It is a schematic structural diagram of the present invention.
[0022] Figure 2 It is a schematic structural diagram of a partial side view of the present invention.
[0023] Figure 3 It is a schematic top view structural diagram of the sample placement box of the present invention.
[0024] Figure 4 It is a schematic cross-sectional structural diagram of the chain overhead track of the present invention.
[0025] Figure 5 It is a schematic bottom view structural diagram of the storage tray of the present invention.
[0026] Figure 6 It is a schematic top view structural diagram of the protective hanging plate of the present invention.
[0027] Figure 7 It is a schematic side view structural diagram of the connecting block of the present invention.
[0028] Figure 8 It is a schematic instruction flow diagram of the present invention.
[0029] In the figure: 1. Chain overhead track; 2. Driving motor; 3. Driving gear disc; 4. Driven gear disc; 5. Driven motor; 6. Suspension hanging rod; 61. Mounting seat; 7. Control computer; 8. Mobile terminal; 9. Tension adjusting device; 10. Concrete hanging bracket assembly; 101. Protective hanging plate; 1011. Connecting ear plate; 1012. Limit block; 1013. Limit sensor; 102. Connecting hanging rod; 103. Storage tray; 1031. Infrared sensor; 104. Feeding telescopic rod; 11. Sliding track beam; 12. Support beam; 13. Connecting block; 131. Sliding seat; 132. Chain caliper; 133. Driven pulley; 14. Driven roller group; 15. Driving chain; 16. Chain gear disc. Detailed Embodiment
[0030] The following further describes the present invention with reference to the accompanying drawings: Embodiment
[0031] As shown in the attached Figure 1 to the attached Figure 3As shown in the figure, the present invention provides a concrete production and conveying line, including a chain overhead track 1, a driving motor 2, a driving gear disc 3, a driven gear disc 4, a driven motor 5, a suspension hanger 6, a tension adjusting device 9, a concrete hanger assembly 10, a sliding track beam 11, a support beam 12, a connecting block 13, a driven roller group 14, a driving chain 15 and a chain gear disc 16. The driving motor 2 is bolted to the upper left side of the chain overhead track 1; the driving gear disc 3 is meshed and connected to the output end of the driving motor 2; the driven motor 5 is bolted to the upper right side of the chain overhead track 1; the driven gear disc 4 is meshed and connected to the output end of the driven motor 5; the suspension hangers 6 are respectively bolted to the upper part of the chain overhead track 1; the tension adjusting device 9 is bolted to the middle position of the upper part of the chain overhead track 1; the concrete hanger assembly 10 is pivotally connected to the lower part of the driven roller group 14; the chain overhead track 1 and the sliding track beam 11 are respectively bolted to the upper part of the support beam 12; the connecting block 13 is slidably clamped between the chain overhead track 1 and the sliding track beam 11; the driven roller group 14 is integrally arranged at the lower part of the connecting block 13; the driving chain 15 is located inside the chain overhead track 1; the chain gear discs 16 are pivotally connected to both ends inside the chain overhead track 1. The top of the suspension hanger 6 is welded with a mounting seat 61, and a plurality of threaded holes are opened on the mounting seat 61.
[0032] As shown in the attached Figure 4 to the attached Figure 7 figure, in the above-mentioned implementation scheme, specifically, the concrete hanger assembly 10 includes a protective hanging plate 101, connecting hanging rods 102, a placing tray 103 and a discharging telescopic rod 104. The connecting hanging rods 102 are respectively bolted to the four lower corners of the protective hanging plate 101; the placing trays 103 are respectively pivotally connected to the inner lower parts of the connecting hanging rods 102; one end of the discharging telescopic rod 104 is bolted to the outer lower side of the connecting hanging rod 102, and the other end is pivotally connected to the front outer side of the placing tray 103.
[0033] In the above-mentioned implementation scheme, specifically, there are two placing trays 103 on the left and right. The joint between the placing trays 103 is arranged in an interlocking and clamping manner; an infrared sensor 1031 and a gravity sensor are screwed to the lower part of the placing tray 103; the gravity sensor is a temperature-compensated strain sensor.
[0034] In the above embodiments, specifically, connection lugs 1011 are welded at the middle positions on the front and rear sides of the upper part of the protective hanging plate 101, limit blocks 1012 are welded on both sides of the upper part of the protective hanging plate 101, and limit sensors 1013 are screwed to the left and right sides of the middle position of the upper part of the protective hanging plate 101; the limit sensors 1013 are located outside the limit blocks 1012.
[0035] In the above embodiments, specifically, an arc-shaped sliding seat 131 is provided on the upper part of the connecting block 13, two chain calipers 132 are integrally provided on the upper and lower parts on the left side of the sliding seat 131, and a driven pulley 133 is bolted to the lower left side of the sliding seat 131.
[0036] In the above embodiments, specifically, the concrete production and conveying line further includes an RFID-based material identification module, which is controlled by the control computer 7 and the mobile terminal 8; the control computer 7 and the mobile terminal 8 are built-in with a dynamic path planning algorithm.
[0037] In the above embodiments, specifically, the tension adjusting device 9 is arranged in a "return" shape and is controlled by the dynamic path planning algorithm in the control computer 7 and the mobile terminal 8.
[0038] In the above embodiments, specifically, the chain overhead track 1 is located above the sliding track beam 11. The chain overhead track 1 and the sliding track beam 11 respectively adopt an aluminum alloy double-track design, with a load-bearing capacity of ≥2t. The track deflection of the chain overhead track 1 and the sliding track beam 11 is ≤1 / 1000, and the positioning accuracy is ±2mm.
[0039] In the above embodiments, specifically, the concrete hanging bracket assembly 10, the connecting block 13 and the driven roller group 14 form an intelligent lifting tool, and the intelligent lifting tool integrates an STM32 main control + 5G communication module.
[0040] In the above embodiments, specifically, the driving chain 15 and the chain gear disc 16 are meshed and connected; the two chain gear discs 16 are also meshed and connected with the driving gear disc 3 and the driven gear disc 4.
[0041] In the above embodiments, specifically, the chain caliper 132 is clamped in the driving chain 15; the sliding track beam 11 is arranged as an "I"-shaped steel beam.
[0042] In the above embodiments, specifically, the driven pulley 133 is slidably arranged on the upper surface of the sliding track beam 11.
[0043] In the above embodiments, specifically, there is a connecting pendant block at the lower part of the driven roller group 14, and the driven roller group 14 is pivotally connected to the inner sides of the connecting ear plates 1011 and 1011.
[0044] Through the technical comparison of the embodiments, the effect comparison in Table 1 can be obtained.
[0045] The following remarkable improvements have been achieved: 1. The conveying accuracy has been revolutionarily improved. The weighing system adopts a temperature-compensated strain sensor + digital filtering algorithm, reducing the raw material distribution error from the industry average of ±2.5% to ±0.6%; the path planning algorithm controls the conveying time deviation within ≤1.5 seconds / 100 meters, ensuring precise synchronization with the feeding port of the mixer.
[0046] 2. The production flexibility has been broken through. Through the quick-change hanger design, short-time recipe switching is realized (the traditional production line requires more than 30 minutes), and the dynamic topological map supports the online reconstruction of the production line layout. When adding new workstations, the downtime is reduced by 82%.
[0047] The working process of the present invention is as follows: The track system is rigidly connected to the factory building steel structure through embedded parts, and the hoist traveling wheel group runs on the lower flange of the track. When the central control system issues an instruction, the track sectional power supply module is activated as needed to achieve regional energy-saving control. The entire conveying process is controlled by using the control computer 7 and the mobile terminal 8, for example: aggregate bin identification → dynamic weighing → path optimization → synchronous discharging; the driving motor 2 and the driven motor 5 are used to drive the driving gear disk 3 and the driven gear disk 4 to rotate respectively, thereby driving the driving chain 15 to rotate and move, and further driving the concrete hanger assembly 10 to rotate, placing the raw materials used in concrete production on the upper part of the placement tray 103. When moving to the position where discharging is required, the discharging telescopic rod 104 is controlled to separate the placement tray 103 from the placement tray 103, completing the discharging and conveying operation.
[0048] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying 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 construed as a limitation of the present invention.
[0049] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.
Claims
1. A concrete production conveyor line, characterized in that: The concrete production conveyor line comprises a chain overhead track (1), a driving motor (2), a driving gear plate (3), a driven gear plate (4), a driven motor (5), a suspension rod (6), a tension adjustment device (9), a concrete hanger assembly (10), a sliding track beam (11), a support beam (12), a connecting block (13), a driven roller group (14), a driving chain (15) and a chain gear plate (16), wherein the driving motor (2) is bolted to the upper left side of the chain overhead track (1); the driving gear plate (3) is meshedly connected to the output end of the driving motor (2); the driven motor (5) is bolted to the upper right side of the chain overhead track (1); the driven gear plate (4) is meshedly connected to the output end of the driven motor (5); and the suspension rods (6) are respectively bolted to the upper part of the chain overhead track (1).
2. The concrete production conveyor line according to claim 1, characterized in that: The tension adjustment device (9) is bolted to the middle position of the upper part of the chain overhead track (1); the concrete hanger assembly (10) is axially connected to the lower part of the driven roller group (14); the chain overhead track (1) and the sliding track beam (11) are respectively bolted to the upper part of the support beam (12).
3. The concrete production conveyor line according to claim 1, characterized in that: The connecting block (13) is slidably connected between the chain overhead track (1) and the sliding track beam (11); the driven roller group (14) is integrally arranged at the bottom of the connecting block (13); the driving chain (15) is located inside the chain overhead track (1); and the chain gear plate (16) is axially connected to the two ends inside the chain overhead track (1).
4. The concrete production conveyor line according to claim 1, characterized in that: The concrete hanger assembly (10) comprises a protective hanger plate (101), a connecting hanger rod (102), a storage tray (103) and a material discharge telescopic rod (104); the connecting hanger rod (102) is respectively bolted to the four lower corners of the protective hanger plate (101); the storage tray (103) is respectively axially connected to the inner lower part of the connecting hanger rod (102); one end of the material discharge telescopic rod (104) is bolted to the outer lower side of the connecting hanger rod (102), and the other end is axially connected to the outer front part of the storage tray (103).
5. The concrete production conveyor line according to claim 4, characterized in that: The concrete hanger assembly (10) comprises a protective hanger plate (101), a connecting hanger rod (102), a storage tray (103) and a material discharge telescopic rod (104); the connecting hanger rod (102) is respectively bolted to the four lower corners of the protective hanger plate (101); the storage tray (103) is respectively axially connected to the inner lower part of the connecting hanger rod (102); one end of the material discharge telescopic rod (104) is bolted to the outer lower side of the connecting hanger rod (102), and the other end is axially connected to the outer front part of the storage tray (103).
6. The concrete production conveyor line according to claim 5, characterized in that: A connecting ear plate (1011) is welded at the middle position of the front and rear sides of the upper part of the protective hanging plate (101), a limit block (1012) is welded at both sides of the upper part of the protective hanging plate (101), and a limit sensor (1013) is screwed to the left and right sides of the upper middle position of the protective hanging plate (101); the limit sensor (1013) is located on the outside of the limit block (1012).
7. The concrete production conveyor line according to claim 1, characterized in that: An arc-shaped sliding seat (131) is arranged on the upper part of the connecting block (13), two chain calipers (132) are integrally arranged on the upper and lower parts of the left side of the sliding seat (131), and a driven pulley (133) is bolted to the left side of the lower part of the sliding seat (131).
8. The concrete production conveyor line according to claim 1, characterized in that: The concrete production conveyor line also includes an RFID-based material identification module, which is controlled by a control computer (7) and a mobile terminal (8); the control computer (7) and the mobile terminal (8) are equipped with a dynamic path planning algorithm.
9. The concrete production conveyor line according to claim 1, characterized in that: The chain overhead track (1) is located on the upper part of the sliding track beam (11); the chain overhead track (1) and the sliding track beam (11) are respectively designed with aluminum alloy double tracks, with a load-bearing capacity of ≥2 tons; the track deflection of the chain overhead track (1) and the sliding track beam (11) is ≤1 / 1000, and the positioning accuracy is ±2mm.
10. The concrete production conveyor line according to claim 1, characterized in that: The driving chain (15) and the chain gear plate (16) are meshed and connected with each other; the two chain gear plates (16) are also meshed and connected with the driving gear plate (3) and the driven gear plate (4).