Aluminum alloy frame bending machine

Abstract

The utility model relates to the technical field of metal processing, in particular to an aluminum alloy frame bending machine which comprises an operation table. A movable hole is formed in the operation table in the length direction of the operation table, four movable bases are slidably installed on the inner side of the movable hole, a limiting round pipe is arranged at the center of each movable base, a fixing plate is connected to the bottom end of each limiting round pipe, and a linear driving mechanism used for driving the corresponding fixing plate to move is installed at the bottom end of each movable base. A plurality of arc-shaped plates are arranged on the periphery of the limiting round pipe in an annular array mode, guide rods are connected to the arc-shaped plates, the inner ends of the guide rods movably penetrate through the side wall of the limiting round pipe and are connected with hemispherical blocks, springs are installed on the guide rods in a sleeving mode, a conical head is arranged on the inner side of the limiting round pipe, and arc-shaped sliding holes are formed in the moving seat; movable columns are slidably arranged on the inner sides of the arc-shaped sliding holes, and pressing wheels are fixed to the upper ends of the movable columns. According to the aluminum alloy limiting device, the size of the gap between the arc-shaped plate and the pressing wheel can be adjusted, so that the limiting work of aluminum alloys with different thicknesses can be realized, and the applicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of metal processing, in particular to an aluminum alloy frame bending machine. Background Art

[0002] Aluminum alloy is an alloy based on aluminum with a certain amount of other alloying elements added. It is one of the light metal materials with good casting properties and plastic processing properties. It can be used as a structural material and is widely used in aerospace, aviation, transportation, construction, electromechanical, light chemical and daily necessities. When processing aluminum alloy frames, a bending machine is needed to bend the aluminum alloy bars into frames.

[0003] A Chinese patent with authorization announcement number CN215236954U discloses an automatic bending machine for an aluminum alloy frame, including a bending mechanism and a positioning mechanism located on a workbench, the bending mechanism and the positioning mechanism are fixed on a guide rail, a clamp is fixed between the left bending mechanism and the right bending mechanism, the left bending mechanism and the left bending mechanism and the right bending mechanism and the right bending mechanism are respectively distributed and fixed on both sides of the clamp, the positioning mechanism includes a left positioning block and a right positioning block, the left positioning block and the right positioning block are respectively fixed on the left and right sides of the left bending mechanism and the right bending mechanism, an electrical control box and a solenoid valve group are fixedly installed on the frame under the workbench, a foot switch is placed under the frame, and the solenoid valve group consists of five solenoid valves.

[0004] The above-mentioned patent still has the following technical defects: it is impossible to clamp aluminum alloys of different thicknesses, which will affect the processing quality of the product. Utility Model Content

[0005] The purpose of the utility model is to solve the technical problems existing in the background technology, and the utility model provides an aluminum alloy frame bending machine.

[0006] The technical solution of the utility model is as follows: an aluminum alloy frame bending machine comprises an operating table; a movable hole is opened on the operating table along the length direction thereof, four movable seats are slidably installed on the inner side of the movable hole, a power component A for driving two middle movable seats to move closer to or away from each other is installed on the operating table, a power component B for driving two movable seats on both sides to move closer to or away from each other is also installed on the operating table, a limiting circular tube is arranged at the center of the movable seat, a through hole for the limiting circular tube to penetrate is opened on the movable seat, a fixed plate is connected to the bottom end of the limiting circular tube, and a linear driving machine for driving the fixed plate to move is installed at the bottom end of the movable seat The invention discloses a structure in which a plurality of arc-shaped plates are arranged along a circular array on the outer circumference of the limiting circular tube, a guide rod is connected to the arc-shaped plate, the inner end of the guide rod movably passes through the side wall of the limiting circular tube and is connected to a hemispherical block, a spring is sleeved and installed on the guide rod, a conical head is arranged on the inner side of the limiting circular tube, a driving component for driving the conical head to move is installed on the bottom end of the movable seat, an arc-shaped sliding hole is opened on the movable seat, a movable column is slidably arranged on the inner side of the arc-shaped sliding hole, a pressure wheel is fixed on the upper end of the movable column, a circular ring is rotatably installed on the bottom end of the movable seat, the bottom end of the movable column is fixedly connected to the circular ring, and a power component C for driving the circular ring to rotate is installed on the movable seat.

[0007] Preferably, a limiting circular plate is arranged above the pressing wheel, a screw column is fixed on the limiting circular plate, and the screw column is threadedly connected to the pressing wheel.

[0008] Preferably, the power component A includes a servo motor B and a bidirectional screw A. The servo motor B is fixedly installed at the bottom end of the operating table. The bidirectional screw A is connected to the output shaft of the servo motor B. The bottom ends of the two middle movable seats are fixed with movable sliders A. The two movable sliders A are threadedly connected to the bidirectional screw A.

[0009] Preferably, the power component B includes a servo motor C and a bidirectional screw rod B. The servo motor C is fixedly installed at the bottom end of the operating table. The bidirectional screw rod B is connected to the output shaft of the servo motor C. The bottom ends of the two movable seats on both sides are fixed with movable sliders B. The two movable sliders B are threadedly connected to the bidirectional screw rod B.

[0010] Preferably, the power assembly C includes a servo motor A, a gear and a gear ring. A mounting frame is fixed to the bottom end of the movable seat, the servo motor A is mounted on the mounting frame, the gear is mounted on the output shaft of the servo motor A, the gear ring is fixed to the outer circumference of the circular ring, and the gear ring is threadedly connected to the gear.

[0011] Preferably, the driving assembly includes a threaded rod and a rotating handle, a fixed plate is provided at the bottom end of the movable seat, the threaded rod is threadedly connected to the fixed plate, the upper end of the threaded rod is connected to the conical head, and the lower end of the threaded rod is connected to the rotating handle.

[0012] Preferably, the arc-shaped sliding hole, the circular ring and the limiting circular tube are all coaxially arranged.

[0013] Compared with the prior art, the above-mentioned technical solution of the utility model has the following beneficial technical effects: the threaded rod is driven to rotate, thereby being able to squeeze multiple arc plates and move outward at the same time, thereby being able to adjust the gap size between the arc plate and the pressure wheel, thereby being able to achieve the limiting work for aluminum alloys of different thicknesses, and having strong applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 and Figure 2 All of them are structural schematic diagrams of the present utility model.

[0015] Figure 3 and Figure 4 All of them are structural schematic diagrams of the mobile seat in the utility model.

[0016] Figure 5 for Figure 3 Schematic diagram of the local enlarged structure at point A.

[0017] Figure numerals: 1. operating table; 101. movable hole; 2. movable seat; 201. arc-shaped sliding hole; 202. through hole; 3. circular ring; 4. servo motor A; 5. gear; 6. gear ring; 7. mounting frame; 8. threaded rod; 9. rotating handle; 10. fixing plate; 11. pressure wheel; 12. limiting circular plate; 13. screw column; 141. servo motor B; 142. bidirectional screw rod A; 151. servo motor C; 152. bidirectional screw rod B; 161. movable slider A; 162. movable slider B; 17. limiting circular tube; 18. arc-shaped plate; 19. guide rod; 20. spring; 21. hemispherical block; 22. conical head; 23. linear drive mechanism; 24. movable column. DETAILED DESCRIPTION

[0018] Embodiment 1

[0019] like Figure 1-Figure 5As shown, an aluminum alloy frame bending machine proposed by the utility model comprises an operating table 1; a movable hole 101 is opened on the operating table 1 along its length direction, four movable seats 2 are slidably installed on the inner side of the movable hole 101, a power component A for driving the two middle movable seats 2 to move closer to or away from each other is installed on the operating table 1, and a power component B for driving the two movable seats 2 on both sides to move closer to or away from each other is also installed on the operating table 1, a limiting circular tube 17 is arranged at the center of the movable seat 2, a through hole 202 for the limiting circular tube 17 to pass through is opened on the movable seat 2, the bottom end of the limiting circular tube 17 is connected to the fixed plate 10, and the bottom end of the movable seat 2 is installed with a linear drive mechanism 23 for driving the fixed plate 10 to move, and the limiting circular tube 1 A plurality of arc plates 18 are arranged along the annular array on the outer circumference of 7, and a guide rod 19 is connected to the arc plate 18. The inner end of the guide rod 19 movably penetrates the side wall of the limiting circular tube 17 and is connected to a hemispherical block 21. A spring 20 is sleeved and installed on the guide rod 19, and a conical head 22 is arranged on the inner side of the limiting circular tube 17. A driving component for driving the conical head 22 to move is installed at the bottom end of the movable seat 2. An arc sliding hole 201 is opened on the movable seat 2, and a movable column 24 is slidably arranged on the inner side of the arc sliding hole 201. A pressure wheel 11 is fixed to the upper end of the movable column 24. A circular ring 3 is rotatably installed on the bottom end of the movable seat 2, and the bottom end of the movable column 24 is fixedly connected to the circular ring 3. A power component C for driving the circular ring 3 to rotate is installed on the movable seat 2.

[0020] The power assembly A includes a servo motor B141 and a bidirectional screw A142. The servo motor B141 is fixedly installed at the bottom end of the operating table 1. The bidirectional screw A142 is connected to the output shaft of the servo motor B141. The bottom ends of the two middle moving seats 2 are fixed with moving sliders A161. The two moving sliders A161 are both threadedly connected to the bidirectional screw A142.

[0021] The power assembly B includes a servo motor C151 and a bidirectional screw rod B152. The servo motor C151 is fixedly mounted at the bottom end of the operating table 1. The bidirectional screw rod B152 is connected to the output shaft of the servo motor C151. The bottom ends of the two movable seats 2 on both sides are fixed with movable sliders B162. The two movable sliders B162 are both threadedly connected to the bidirectional screw rod B152.

[0022] The power assembly C includes a servo motor A4, a gear 5 and a gear ring 6. A mounting frame 7 is fixed to the bottom end of the moving seat 2. The servo motor A4 is mounted on the mounting frame 7. The gear 5 is mounted on the output shaft of the servo motor A4. The gear ring 6 is fixed to the outer periphery of the ring 3, and the gear ring 6 is threadedly connected to the gear 5.

[0023] The driving assembly includes a threaded rod 8 and a rotating handle 9. A fixing plate 10 is provided at the bottom end of the movable seat 2. The threaded rod 8 is threadedly connected to the fixing plate 10. The upper end of the threaded rod 8 is connected to the conical head 22, and the lower end thereof is connected to the rotating handle 9.

[0024] The arc-shaped sliding hole 201 is coaxially arranged with the circular ring 3 and the limiting circular tube 17 .

[0025] In this embodiment, when the aluminum alloy is bent, it is placed between the pressing wheel 11 and the limiting circular tube 17, and then the two pressing wheels 11 on both sides are driven to move at the same time, the two ends of the aluminum alloy are bent first, and then the middle part of the aluminum alloy is bent, so that the aluminum alloy is made into a rectangular frame structure; the threaded rod 8 is driven to rotate, so that multiple arc plates 18 can be squeezed and moved outward at the same time, thereby adjusting the gap size between the arc plate 18 and the pressing wheel 11, so as to achieve the limiting work of aluminum alloys of different thicknesses, and it has strong applicability.

[0026] Embodiment 2

[0027] like Figure 5 As shown, the aluminum alloy frame bending machine proposed by the utility model, compared with the first embodiment, also includes a limiting circular plate 12 arranged above the pressure wheel 11, and a screw column 13 is fixed on the limiting circular plate 12, and the screw column 13 is threadedly connected to the pressure wheel 11.

[0028] In this embodiment, the limiting circular plate 12 is provided to limit the top end of the aluminum alloy, and the limiting circular plate 12 can be raised and lowered to adjust the position, thereby achieving the limiting work for aluminum alloys of different widths.

[0029] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. An aluminum alloy frame bending machine, characterized in that: The invention comprises an operating table (1); a movable hole (101) is provided on the operating table (1) along its length direction; four movable seats (2) are slidably mounted inside the movable hole (101); a power component A for driving two middle movable seats (2) to move closer to or farther from each other is mounted on the operating table (1); a power component B for driving two movable seats (2) on both sides to move closer to or farther from each other is also mounted on the operating table (1); a limiting circular tube (17) is arranged at the center of the movable seat (2); a through hole (202) for the limiting circular tube (17) to pass through is provided on the movable seat (2); a fixed plate (10) is connected to the bottom end of the limiting circular tube (17); a linear driving mechanism (23) for driving the fixed plate (10) to move is mounted on the bottom end of the movable seat (2); a plurality of arcs are arranged along a circular array on the outer circumference of the limiting circular tube (17); The movable seat (2) comprises a movable plate (18), a guide rod (19) connected to the curved plate (18), the inner end of the guide rod (19) movably penetrates the side wall of the limiting circular tube (17) and is connected to a hemispherical block (21), a spring (20) is sleeved and installed on the guide rod (19), a conical head (22) is arranged on the inner side of the limiting circular tube (17), a driving component for driving the conical head (22) to move is installed at the bottom end of the movable seat (2), an arc-shaped sliding hole (201) is opened on the movable seat (2), a movable column (24) is slidably arranged on the inner side of the arc-shaped sliding hole (201), a pressure wheel (11) is fixed on the upper end of the movable column (24), a circular ring (3) is rotatably installed on the bottom end of the movable seat (2), the bottom end of the movable column (24) is fixedly connected to the circular ring (3), and a power component C for driving the circular ring (3) to rotate is installed on the movable seat (2).

2. The aluminum alloy frame bending machine according to claim 1, characterized in that: A limiting circular plate (12) is arranged above the pressing wheel (11), a screw column (13) is fixed on the limiting circular plate (12), and the screw column (13) is threadedly connected to the pressing wheel (11).

3. The aluminum alloy frame bending machine according to claim 1, characterized in that: The power assembly A comprises a servo motor B (141) and a bidirectional screw rod A (142). The servo motor B (141) is fixedly mounted at the bottom end of the operating table (1). The bidirectional screw rod A (142) is connected to the output shaft of the servo motor B (141). The bottom ends of the two moving seats (2) in the middle are both fixed with moving sliders A (161). The two moving sliders A (161) are both threadedly connected to the bidirectional screw rod A (142).

4. The aluminum alloy frame bending machine according to claim 1, characterized in that: The power assembly B comprises a servo motor C (151) and a bidirectional screw rod B (152). The servo motor C (151) is fixedly mounted at the bottom end of the operating table (1). The bidirectional screw rod B (152) is connected to the output shaft of the servo motor C (151). The bottom ends of the two movable seats (2) on both sides are fixed with movable sliders B (162). The two movable sliders B (162) are threadedly connected to the bidirectional screw rod B (152).

5. The aluminum alloy frame bending machine according to claim 1, characterized in that: The power assembly C comprises a servo motor A (4), a gear (5) and a gear ring (6). A mounting frame (7) is fixed to the bottom end of the moving seat (2). The servo motor A (4) is mounted on the mounting frame (7). The gear (5) is mounted on the output shaft of the servo motor A (4). The gear ring (6) is fixed to the outer periphery of the circular ring (3), and the gear ring (6) is threadedly connected to the gear (5).

6. The aluminum alloy frame bending machine according to claim 1, characterized in that: The driving assembly comprises a threaded rod (8) and a rotating handle (9). A fixing plate (10) is arranged at the bottom end of the movable seat (2). The threaded rod (8) is threadedly connected to the fixing plate (10). The upper end of the threaded rod (8) is connected to the conical head (22), and the lower end of the threaded rod (8) is connected to the rotating handle (9).

7. The aluminum alloy frame bending machine according to claim 1, characterized in that: The arc-shaped sliding hole (201), the circular ring (3) and the limiting circular tube (17) are all coaxially arranged.

Images