Heavy truss structure

Abstract

The utility model relates to the technical field of automatic feeding and discharging, in particular to a heavy truss structure which comprises two first cross beams, the two first cross beams are arranged in parallel, the ends of the two first cross beams are fixedly connected through a connecting plate, and a second cross beam perpendicular to the first cross beams is arranged between the two first cross beams. The two second cross beams are arranged in parallel. The first supporting plate can be driven by the gear to transversely move on the first cross beam, the second supporting plate can be driven by the gear to move on the second cross beam, and the vertical beam on the second supporting plate can be driven by the gear to vertically ascend and descend. The heavy parts can be transferred in all directions after the hoisting connecting pieces are connected to the vertical beams and the heavy parts are connected, the gantry type truss design is adopted, under the control of an external servo system, the transmission accuracy of the gears and the racks is high, and therefore the transfer accuracy of the heavy parts is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic loading and unloading, in particular to a heavy truss structure. Background Art

[0002] During the production and processing of heavy parts, since there are multiple processes involved in workpiece processing, the heavy parts need to be transferred after a single process is completed, which requires the use of corresponding lifting mechanisms. In the processing of these heavy parts, the traditional processing technology is to use large cranes for manual lifting, which is not only risky but also extremely inefficient.

[0003] Therefore, we propose a heavy duty truss structure. Utility Model Content

[0004] The purpose of the utility model is to provide a heavy-duty truss structure, which solves the problems raised in the background technology.

[0005] To achieve the above object, the present invention provides the following technical solution: a heavy truss structure, comprising a first crossbeam, characterized in that: the number of the first crossbeams is two and they are arranged in parallel, and the ends of the two first crossbeams are fixedly connected by a connecting plate;

[0006] A second crossbeam is arranged perpendicular to the first crossbeam between the two first crossbeams, and the number of the second crossbeams is two and they are arranged in parallel. Both sides of the outer wall of the first crossbeam are slidably fitted with an adaptive first support plate, and the end of the second crossbeam is fixedly connected to the top of the corresponding first support plate, a first slide rail is fixed to the upper part of the first crossbeam, a first rack is fixed to the inner side wall of the first crossbeam, and a first gear is rotatably installed on both sides of the inner wall of the first support plate, the first gear and the first rack are meshed, a first servo motor is arranged on the outer side of the first support plate, and the first servo motor is connected to a transmission shaft through a coupling, and the transmission shaft passes through the first support plate and is connected to the first gear, a first slider is fixed on the inner wall of the first support plate, the first slider is slidably fitted on the outer wall of the first slide rail, and the outer wall of the second crossbeam is slidably fitted A second adaptable support plate is provided, and second slide rails are fixed on the upper and lower parts of the second crossbeam, and a second adaptable slider is mounted on the outer wall of the second slide rail, and the second slider is fixed to the inner wall of the second support plate, and a second rack is fixed on the upper side of the second crossbeam, and a second servo motor is fixed on the top of the second support plate, and the second servo motor passes through the second support plate and is fixedly connected to the second gear through a reducer, and the second gear is meshed with the second rack, and a third slider is fixed on the outer wall of the second support plate, and the third slider is slidably mounted on the outer wall of the third slide rail, and the third slide rail is fixed to the side wall of the vertical beam, and a third rack is fixed on the other side wall of the vertical beam, and a third servo motor is fixed on one side of the outer wall of the second support plate, and the output end of the third servo motor is connected to the third gear through a reducer, and the third gear is meshed with the third rack.

[0007] By adopting the above technical solution, the outer end of the vertical beam and the heavy parts are hoisted, and then the third servo motor is used to drive the third gear to rotate, thereby driving the third rack to move, thereby driving the vertical beam to lift, and then the heavy parts to lift, and then the second servo motor is used to drive the second gear to rotate, thereby driving the second pallet, the vertical beam and the suspended workpiece to move along the length direction of the second beam. During the movement, the second roller rolls, which can share the bearing pressure of the second slider, while reducing friction and protecting the second pallet. At the same time, the first servo motor drives the first gear to rotate, so that the first gear moves along the first rack, thereby driving the first pallet, the second slider, the vertical beam and the heavy parts to move along the first beam. When the first pallet moves, the first roller rolls, which can share the bearing pressure of the first slider, while reducing friction, playing a protective role and extending the service life, thereby realizing all-round driving of heavy parts transfer and replacement. A gantry truss design is adopted. Under the control of an external servo system, the gear rack transmission has high precision, thereby ensuring the accuracy of the transfer of heavy parts.

[0008] As a preferred embodiment of the present invention, the second supporting plate is fixed to the safety brake, the safety brake is sleeved on the vertical rod, and the vertical rod is fixed on the vertical beam.

[0009] By adopting the above technical solution, emergency braking can be performed in the event of a power outage, thereby avoiding the danger of parts falling.

[0010] As a preferred embodiment of the present invention, first rollers are rotatably installed on both sides of the inner wall of the first support plate corresponding to the upper surface of the first beam, the first rollers roll on the surface of the first beam, and a third roller is rotatably installed on the inner wall of the first support plate.

[0011] By adopting the above technical solution, the setting of the first roller can share the bearing pressure of the first slider when sliding between the first support plate and the first crossbeam, and at the same time can reduce friction, play a protective effect, and extend the service life. The setting of the third roller can achieve limited rolling and improve the stability of the movement of the first support plate.

[0012] As a preferred embodiment of the present invention, second rollers are rotatably mounted on both sides of the inner wall of the second support plate, the second rollers roll on the surface of the second beam, and fourth rollers are rotatably mounted on the inner wall of the second support plate.

[0013] By adopting the above technical solution, the setting of the second roller can share the bearing pressure of the second slider, while reducing friction, protecting the second pallet, and extending the service life of the second pallet. The setting of the fourth roller can achieve limiting and ensure the movement stability of the second pallet.

[0014] As a preferred embodiment of the present invention, a plurality of evenly distributed supporting legs are fixedly connected to the bottom of the first crossbeam, and a mounting plate is fixed to the bottom of the supporting legs.

[0015] By adopting the above technical solution, the setting of the legs can support the entire device, ensuring that heavy parts can be transferred and replaced at a certain height, and the mounting plate can fix the device to the place of use with bolts.

[0016] As a preferred embodiment of the present invention, a connecting frame is fixedly connected to the top of the vertical beam.

[0017] By adopting the above technical solution, the setting of the connecting frame makes it convenient to connect with the hoisting connecting components.

[0018] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0019] The technical solution of the present application provides a heavy-duty truss structure, in which the first pallet can be gear-driven to move laterally on the first beam, and the second pallet can be gear-driven to move on the second beam, and the vertical beam on the second pallet can be gear-driven to lift and lower vertically, so that after connecting the lifting connector on the vertical beam and the heavy parts, the heavy parts can be transferred in all directions. A gantry truss design is adopted, and under the control of an external servo system, the gear rack transmission has high precision, thereby ensuring the accuracy of the transfer of heavy parts.

[0020] The first plate and the second supporting plate utilize rollers for auxiliary movement when sliding with the first beam and the second beam, thereby reducing wear and tear and lowering the requirements for motor use; the supporting plate adopts an integrated design and has good rigidity. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Other features, objects and advantages of the present invention will become more apparent from the detailed description of the non-limiting embodiments with reference to the following drawings:

[0022] Figure 1 This is a schematic diagram of the overall structure of a heavy-duty truss structure of the present utility model;

[0023] Figure 2 This is a schematic diagram of the vertical beam structure of a heavy truss structure of the utility model;

[0024] Figure 3 This is a side view of a vertical beam of a heavy-duty truss structure of the utility model and a partially enlarged structural schematic diagram;

[0025] Figure 4 This is a schematic diagram of the first support plate and a partially enlarged structure of a heavy-duty truss structure of the present invention;

[0026] Figure 5 This is a schematic diagram of the bottom-up structure of the first support plate of a heavy-duty truss structure of the present invention.

[0027] In the picture:

[0028] 1. Support leg; 2. First crossbeam; 3. Mounting plate; 4. Second crossbeam; 5. Vertical beam; 6. Second support plate; 7. Safety brake; 8. First support plate; 9. Third gear; 10. Third rack; 11. Third servo motor; 12. Second servo motor; 13. Second roller; 14. Fourth roller; 15. First roller; 16. Third roller; 17. Second gear; 18. First gear; 19. First slide rail; 20. First rack; 21. Second slide rail. DETAILED DESCRIPTION

[0029] See also Figure 1-5The utility model provides a technical solution: a heavy truss structure, comprising two first crossbeams 2, the number of the first crossbeams 2 being two and arranged in parallel, and the ends of the two first crossbeams 2 being fixedly connected by a connecting plate;

[0030] A second crossbeam 4 is arranged perpendicular to the first crossbeam 2 between the two first crossbeams 2. The number of the second crossbeams 4 is two and they are arranged in parallel. Both sides of the outer wall of the first crossbeam 2 are slidably fitted with an adaptive first support plate 8. The end of the second crossbeam 4 is fixedly connected to the top of the corresponding first support plate 8. A first slide rail 19 is fixed to the upper part of the first crossbeam 2, and a first rack 20 is fixed to the inner side wall of the first crossbeam 2. Both sides of the inner wall of the first support plate 8 are rotatably installed with a first gear 18, and the first gear 18 is engaged with the first rack 20. A first servo motor is arranged on the outside of the first support plate 8, and the first servo motor is connected to a transmission shaft through a coupling. The transmission shaft passes through the first support plate 8 and is connected to the first gear. A first slider is fixed to the inner wall of the first support plate 8, and the first slider is slidably fitted on the outer wall of the first slide rail 19. The outer wall of the second crossbeam 4 is slidably fitted with An adapted second pallet 6 and a second crossbeam 4 are both fixed with second slide rails 21 above and below, an outer wall of the second slide rail 21 is fitted with an adapted second slider, the second slider is fixed to the inner wall of the second pallet 6, a second rack is fixed to the upper side of the second crossbeam 4, a second servo motor 12 is fixed to the top of the second pallet 6, the second servo motor 12 passes through the second pallet 6 through a reducer and is fixedly connected to the second gear 17, the second gear 17 is meshed with the second rack, a third slider is fixed to the outer wall of the second pallet 6, the third slider is slidably fitted on the outer wall of the third slide rail, the third slide rail is fixed to the side wall of the vertical beam 5, a third rack 10 is fixed to the other side wall of the vertical beam 5, a third servo motor 11 is fixed to one side of the outer wall of the second pallet 6, the output end of the third servo motor 11 is connected to the third gear 9 through a reducer, and the third gear 9 is meshed with the third rack 10;

[0031] It should be noted that the servo control is achieved by connecting an external servo system to the first motor, the second servo motor 12 and the third servo motor 11 in the device.

[0032] In actual use, first, the outer end of the vertical beam 5 and the heavy parts are hoisted together, and then the third servo motor 11 is used to drive the third gear 9 to rotate, thereby driving the third rack 10 to move, thereby driving the vertical beam 5 to lift, and then the heavy parts to lift, and then the second servo motor 12 is used to drive the second gear 17 to rotate, thereby driving the second support plate 6, the vertical beam 5 and the hoisted workpiece to move along the length direction of the second crossbeam 4. During the movement, the second roller 13 rolls, which can share the bearing pressure of the second slider, while reducing friction and protecting the second support plate 6. At the same time, the first servo motor It drives the first gear 18 to rotate, so that the first gear 18 moves along the first rack 20, thereby driving the first pallet 8, the second beam 4, the vertical beam 5 and the heavy parts to move along the first beam 2. When the first pallet 8 moves, the first roller 15 rolls, which can share the bearing pressure of the first slider and reduce friction, thereby playing a protective role and extending the service life, thereby realizing all-round driving of heavy parts transfer and replacement. It adopts a gantry truss design and is controlled by an external servo system. The gear rack transmission has high precision, thereby ensuring the accuracy of the transfer of heavy parts.

[0033] Furthermore, a plurality of evenly distributed legs 1 are fixedly connected to the bottom of the first crossbeam 2, and a mounting plate 3 is fixed to the bottom of the legs 1. The arrangement of the legs 1 enables support to be provided to the entire device, ensuring that heavy parts can be transferred and repositioned at a certain height, and the mounting plate 3 can fix the device to the place of use with bolts.

[0034] Furthermore, a connecting frame is fixedly connected to the top of the vertical beam 5. The setting of the connecting frame makes it convenient to connect with the lifting connecting components.

[0035] It is worth mentioning that the second support plate 6 is fixed with a safety brake 7, which is mounted on a vertical rod, which is fixed on a vertical beam 5. Emergency braking can be performed in the event of a power outage, thereby avoiding the danger of parts falling.

[0036] like Figure 1 and 3 4; first rollers 15 are rotatably installed on both sides of the inner wall of the first support plate 8 corresponding to the upper surface of the first beam 2, and the first rollers 15 roll on the surface of the first beam 2. A third roller 16 is rotatably installed on the inner wall of the first support plate 8. The setting of the first roller 15 can share the bearing pressure of the first slider when sliding between the first support plate 8 and the first beam 2, and at the same time can reduce friction, play a protective effect, and extend the service life. The setting of the third roller 16 can realize limited rolling and improve the stability of the movement of the first support plate 8.

[0037] like Figure 1 and 2, 3; second rollers 13 are rotatably installed on both sides of the inner wall of the second support plate 6, and the second rollers 13 roll on the surface of the second beam 4. The inner wall of the second support plate 6 is rotatably installed with a fourth roller 14. The setting of the second rollers 13 can share the bearing pressure of the second slider, while reducing friction, protecting the second support plate 6, and extending the service life of the second support plate 6. The setting of the fourth roller 14 realizes limiting and ensures the movement stability of the second support plate 6.

[0038] The implementation principle of a heavy-duty truss structure of the present application is: in actual use, first, the outer end of the vertical beam 5 and the heavy parts are hoisted, and then the third servo motor 11 is used to drive the third gear 9 to rotate, thereby driving the third rack 10 to move, thereby driving the vertical beam 5 to lift, and then the heavy parts to lift, and then the second servo motor 12 is used to drive the second gear 17 to rotate, thereby driving the second pallet 6, the vertical beam 5 and the hoisted workpiece to move along the length direction of the second crossbeam 4, and at the same time, the first servo motor drives the first gear 18 to rotate, thereby causing the first gear 18 to move along the first rack 20, thereby driving the first pallet 8, the second crossbeam 4, the vertical beam 5 and the heavy parts to move along the first crossbeam 2, thereby realizing all-round driving of heavy parts transfer and replacement, adopting a gantry truss design, under the control of an external servo system, utilizing the high precision of gear and rack transmission to ensure the accuracy of heavy parts transfer.

[0039] In addition, the components included in the heavy-duty truss structure of the present invention are all universal standard parts or components known to technical personnel in this field. The structure and principle thereof can be known to technical personnel in this field through technical manuals or through conventional experimental methods. In the idle space of this device, all the above-mentioned electrical components, which refer to power elements, electrical components, and adapted monitoring computers and power supplies, are connected through wires. For specific connection methods, reference should be made to the following working principle. The electrical connection is completed in the order of working in sequence between the electrical components. The detailed connection methods are well-known technologies in this field. The following mainly introduces the working principle and process, and no longer explains the electrical control.

Claims

1. A heavy truss structure comprising a first crossbeam (2), characterized in that: The number of the first cross beams (2) is two and they are arranged in parallel, and the ends of the two first cross beams (2) are fixedly connected by a connecting plate; A second crossbeam (4) is arranged perpendicular to the first crossbeam (2) between the two first crossbeams (2), the number of the second crossbeams (4) is two and they are arranged in parallel, both sides of the outer wall of the first crossbeam (2) are slidably covered with an adaptive first support plate (8), the end of the second crossbeam (4) is fixedly connected to the top of the corresponding first support plate (8), the upper part of the first crossbeam (2) is fixed with a first slide rail (19), the inner side wall of the first crossbeam (2) is fixed with a first rack (20), both sides of the inner wall of the first support plate (8) are rotatably mounted with a first gear (18), the first gear (18) and the first rack (20) are engaged, a first servo motor is arranged on the outer side of the first support plate (8), the first servo motor is connected to a transmission shaft through a coupling, the transmission shaft passes through the first support plate (8) and is connected to the first gear, a first slider is fixed on the inner wall of the first support plate (8), the first slider is slidably covered on the outer wall of the first slide rail (19), the outer wall of the second crossbeam (4) is slidably covered with an adaptive A second supporting plate (6) is provided, and a second slide rail (21) is fixed on the upper and lower sides of the second crossbeam (4). The outer wall of the second slide rail (21) is provided with a matching second slider, and the second slider is fixed to the inner wall of the second supporting plate (6). A second rack is fixed on the upper side of the second crossbeam (4). A second servo motor (12) is fixed on the top of the second supporting plate (6). The second servo motor (12) passes through the second supporting plate (6) and is fixedly connected to the second gear (17) through a reducer. The second gear (17) is meshed with the second rack. A third slider is fixed on the outer wall of the second supporting plate (6). The third slider is slidably mounted on the outer wall of the third slide rail. The third slide rail is fixed to the side wall of the vertical beam (5). The other side wall of the vertical beam (5) is fixed with a third rack (10). A third servo motor (11) is fixed on one side of the outer wall of the second supporting plate (6). The output end of the third servo motor (11) is connected to the third gear (9) through a reducer. The third gear (9) is meshed with the third rack (10).

2. A heavy truss structure according to claim 1, characterized in that: The second supporting plate (6) is fixed to a safety brake (7), the safety brake (7) is sleeved on a vertical rod, and the vertical rod is fixed on a vertical beam (5).

3. The heavy truss structure according to claim 1, characterized in that: First rollers (15) are rotatably mounted on both sides of the inner wall of the first support plate (8) corresponding to the upper surface of the first beam (2), and the first rollers (15) roll on the surface of the first beam (2). A third roller (16) is rotatably mounted on the inner wall of the first support plate (8).

4. The heavy truss structure according to claim 1, characterized in that: Second rollers (13) are rotatably mounted on both sides of the inner wall of the second supporting plate (6), and the second rollers (13) roll on the surface of the second beam (4). A fourth roller (14) is rotatably mounted on the inner wall of the second supporting plate (6).

5. The heavy truss structure according to claim 1, characterized in that: A plurality of evenly distributed supporting legs (1) are fixedly connected to the bottom of the first crossbeam (2), and a mounting plate (3) is fixed to the bottom of the supporting legs (1).

6. The heavy truss structure according to claim 1, characterized in that: The top of the vertical beam (5) is fixedly connected with a connecting frame.

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