Automobile beam bending device capable of achieving continuous machining and method of automobile beam bending device

Abstract

The invention discloses a continuous machining automobile cross beam bending device and method, and belongs to the technical field of bending devices.The continuous machining automobile cross beam bending device comprises a double-station mounting assembly, and the double-station mounting assembly comprises a bottom plate, a sliding rail, two mounting sliding tables and a mounting table; the sliding rail is fixedly installed on the upper end face of the bottom plate, the two installation sliding tables are symmetrically arranged on the left side and the right side of the upper end of the bottom plate, limiting sliding blocks matched with the sliding rail for limiting sliding connection are fixedly installed at the lower ends of the installation sliding tables, and the installation table is fixedly installed on the upper end face of the bottom plate and located between the two installation sliding tables. By means of the mode, continuous bending machining of the automobile cross beam is achieved through the technology.

Description

Technical Field

[0001] The invention relates to the technical field of bending devices, and in particular to a continuously processed automobile crossbeam bending device and a method thereof. Background Art

[0002] Roll bending machine is a type of bending device. It bends the automobile beam by applying thrust through the driving roller, and can synchronously drive the automobile beam to move. The bending curvature of the automobile beam is adjusted by different forces applied to the driving roller.

[0003] For example, the Chinese patent application CN109158457A discloses a rolling machine, which includes a middle pressure roller, a first side pressure roller and a second side pressure roller; the first side pressure roller and the second side pressure roller are respectively located on both sides of the middle pressure roller; the middle pressure roller, the first side pressure roller and the second side pressure roller respectively reciprocate along their respective radial directions; the angle between the trajectory of the radial movement of the first side pressure roller and the trajectory of the radial movement of the middle pressure roller is 50-80°, and the angle between the trajectory of the radial movement of the second side pressure roller and the trajectory of the radial movement of the middle pressure roller is 50-80°. In the rolling machine of the present invention, the angle between the trajectory of the radial movement of the first side pressure roller and the trajectory of the radial movement of the middle pressure roller is 50-80°, and the angle between the trajectory of the radial movement of the second side pressure roller and the trajectory of the radial movement of the middle pressure roller is 50-80°; the end point of the radial movement of the middle pressure roller is located between the angle between the trajectory of the radial movement of the first side pressure roller and the trajectory of the radial movement of the second side pressure roller.

[0004] However, after processing one automobile cross beam, the patent application needs to remove it and put it into the next automobile cross beam, which cannot realize continuous processing and makes it inconvenient to use.

[0005] Based on this, the present invention designs a continuous processing automobile cross beam bending device and method to solve the above problems. Summary of the invention

[0006] In view of the above-mentioned shortcomings of the prior art, the present invention provides a continuous processing automobile cross beam bending device and method thereof.

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] A continuously processed automobile cross beam bending device comprises a double-station mounting assembly, wherein the double-station mounting assembly comprises a bottom plate, a slide rail, two mounting slides and a mounting table;

[0009] The slide rail is fixedly mounted on the upper end surface of the bottom plate, the two installation slides are symmetrically arranged on the left and right sides of the upper end of the bottom plate, the lower end of the installation slide is fixedly mounted with a limit slider used for the limited sliding connection of the slide rail, and the installation platform is fixedly mounted on the upper end surface of the bottom plate and is located in the middle of the two installation slides;

[0010] The adjustable conveying assembly includes two groups of conveying assemblies and a spacing adjustment assembly, the two groups of conveying assemblies are symmetrically arranged, the two groups of conveying assemblies are respectively installed on two mounting slides, the two groups of conveying assemblies are connected to the mounting platforms, the spacing adjustment assembly is installed on the upper end surface of the bottom plate, the spacing adjustment assembly is connected to the two mounting slides, and the spacing adjustment assembly is connected to the lifting, centering and clamping assembly;

[0011] The upper end surface of the bottom plate is equipped with a rolling assembly for bending the automobile cross beam, and the rolling assembly is connected to the mounting platform;

[0012] It also includes a lifting, centering and clamping assembly for clamping the automobile cross beam, and the lifting, centering and clamping assembly is connected to the adjustable conveying assembly, the mounting slide and the mounting platform.

[0013] Furthermore, the conveying assembly includes a first conveying roller and a second conveying roller, wherein the first conveying roller is rotatably mounted on the mounting slide in a plurality of equal intervals, and the second conveying roller is rotatably mounted on the mounting slide in a plurality of equal intervals, and the plurality of first conveying rollers corresponds to the plurality of second conveying rollers one by one;

[0014] The spacing adjustment assembly includes a hollow rotating platform, a connecting plate and two adjusting rods. The hollow rotating platform is fixedly installed on the upper end surface of the base plate, the connecting plate is fixedly installed on the output end of the hollow rotating platform, the two adjusting rods are symmetrically arranged around the axis center of the connecting plate, one end of the adjusting rod is hinged to the connecting plate, the other end of the connecting plate is hinged to the mounting slide, and the upper end surface of the connecting plate is connected to the lifting, centering and clamping assembly.

[0015] Furthermore, the rolling bending assembly includes an output roller, a rotating shaft, a mounting slide block, a slide chute, a motor and a hydraulic cylinder;

[0016] The output roller is fixedly connected to the rotating shaft, the rotating shaft is rotatably connected to the mounting slider, the upper end surface of the mounting platform is penetrated by a slide groove used for the limited sliding connection of the mounting slider, the motor is fixedly installed at the bottom of the mounting slider, the output end of the motor is fixedly connected to the rotating shaft, the hydraulic cylinder is fixedly installed on the upper end surface of the base plate, and the output end of the hydraulic cylinder is fixedly connected to the mounting slider.

[0017] Furthermore, the lifting and adjusting component includes a lifting and adjusting component, two groups of centering components and two groups of clamping components. The lifting and adjusting component is connected to the upper end surface of the connecting plate, the lifting and adjusting component is connected to the mounting platform, the two groups of centering components and the two groups of clamping components are symmetrically arranged at the left and right ends of the lifting and adjusting component, the centering component is connected to the upper end surface of the mounting slide, and the clamping component is connected to the centering component.

[0018] Furthermore, the lifting and adjusting assembly includes a rotating tube, a lifting rod, a mounting plate and a sliding rod;

[0019] The rotating tube is fixedly connected to the upper end of the connecting plate, the rotating tube is rotatably connected to the mounting platform, the lifting rod is threadedly connected to the rotating tube, the middle part of the lower end surface of the mounting plate is fixedly connected to the top of the lifting rod, the sliding rod 1 is fixedly connected to the upper end surface of the mounting platform, the sliding rod 1 is slidably connected to the mounting plate, the two groups of centering components and the two groups of clamping components are symmetrically arranged on the left and right sides of the mounting plate, and the centering components are connected to the mounting plate.

[0020] Furthermore, the centering assembly includes a connecting rod 1, a connecting sleeve, a connecting rod 2, a sliding rod 2, a connecting rod 3 and a column;

[0021] One end of the connecting rod one is hinged to the mounting plate, the other end of the connecting rod one is fixedly connected to the outer wall of the connecting sleeve, the connecting rod two is rotatably connected to the outer wall of the connecting sleeve, the other end of the connecting rod two is fixedly connected to the outer wall of the sliding rod two, the sliding rod two is slidably and rotatably connected to one end of the connecting rod three, the other end of the connecting rod three is fixedly connected to the top of the column, the column is fixedly installed on the upper end surface of the mounting slide, and the connecting sleeve is connected to the clamping assembly.

[0022] Furthermore, the connecting rod 1 and the connecting rod 2 are equal in length.

[0023] Furthermore, a vertical line passing through the rotation center of the hinge between the connecting rod 1 and the mounting plate intersects with a center line connecting the plurality of first conveying rollers;

[0024] The central axis of the second slide bar intersects with the center connecting line of the plurality of second conveying rollers.

[0025] Furthermore, the clamping assembly includes a threaded rod, a rotating handle and a pressing block;

[0026] The threaded rod is threadedly connected to the connecting sleeve, the rotating handle is fixedly installed on the upper end of the threaded rod, and the pressing block is fixedly installed on the lower end of the threaded rod.

[0027] In order to better achieve the purpose of the present invention, the present invention also provides a method for using a continuously processed automobile beam bending device, comprising the following steps:

[0028] Step 1: Turn the handle, the handle drives the threaded rod to rotate, the threaded rod and the connecting sleeve thread are forced to move, and the threaded rod drives the pressing block to adjust to a suitable height;

[0029] Step 2: Start the hollow rotating platform, the hollow rotating platform drives the connecting plate to rotate, the connecting plate drives two centrally symmetrical adjusting rods to move, and the two adjusting rods drive the two mounting slides to move in opposite directions on the slide rails to adjust the distance between the first conveying roller and the second conveying roller to a suitable position;

[0030] Step 3: The connecting plate rotates and drives the rotating tube to rotate at the same time. The rotating tube drives the lifting rod to force the thread to move. The lifting rod drives the mounting plate to slide along the sliding rod 1. At the same time, the mounting plate drives the connecting rod 1, the connecting sleeve, the connecting rod 2, and the sliding rod 2 to move synchronously. The sliding rod 2 slides with the connecting rod 3.

[0031] Step 4: Install the slide table to drive the column to move, the column drives the connecting rod 3 to move, the connecting rod 3 drives the slide bar 2 to rotate around it, and the slide bar 2 drives the isosceles triangle structure composed of the connecting rod 2, the connecting sleeve and the connecting rod 1 to adjust synchronously;

[0032] The connecting sleeve drives the threaded rod to move, and the threaded rod drives the pressing block to move to the position where the automobile cross beam is limited and pressed;

[0033] Step five, start the hydraulic cylinder to extend, the hydraulic cylinder drives the installation slide block to slide along the slide groove limit, and start the motor at the same time, the motor drives the shaft to rotate, the shaft drives the output roller to rotate, the output roller contacts the left automobile beam and applies bending force to it, when the left automobile beam completes bending, start the hydraulic cylinder to retract, and the output roller continues to bend the right automobile beam.

[0034] Compared with the prior art, the present invention has the following beneficial effects: 1. When the present invention is used, the spacing adjustment component drives the two mounting slides to adjust in the opposite direction, thereby realizing the synchronous adjustment of the two groups of conveying components to adapt to the automobile beams of different sizes, and at the same time, the spacing adjustment component synchronously adjusts the lifting, centering and pressing components to press and limit the automobile beams on the two conveying components;

[0035] The rolling and bending components are used to realize the alternating bending processing of the automobile cross beams on the two conveying components, thereby realizing the continuous processing of the automobile cross beams.

[0036] 2. The lengths of the connecting rods 1 and 2 are equal, forming an isosceles triangle structure. When the positions of the ends of the connecting rods 2 and 1 change, the connecting sleeve always remains in the middle, so the connecting sleeve connecting the lower end of the threaded rod is always located in the middle of the center line of the first conveying roller and the second conveying roller;

[0037] 3. Adjust the height of the pressure block to fit the car beams of different sizes.

[0038] 4. Through the double-station composed of two sets of conveying components and mounting slides, and through the extension and retraction of the hydraulic cylinder, the output rollers alternately bend the left and right automobile beams, thereby realizing continuous processing of the automobile beams. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the prior art descriptions. Obviously, the drawings described below are only some embodiments of the present invention, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0040] Figure 1 A three-dimensional diagram of a continuous processing automobile beam bending device of the present invention Figure 1 ;

[0041] Figure 2 It is a front view of a continuously processed automobile beam bending device of the present invention;

[0042] Figure 3 It is a left view of a continuously processed automobile beam bending device of the present invention;

[0043] Figure 4 A three-dimensional diagram of a continuous processing automobile beam bending device of the present invention Figure 2 ;

[0044] Figure 5 For along Figure 3 AA direction cross-sectional view;

[0045] Figure 6 For along Figure 2 BB direction cross-sectional view;

[0046] Figure 7 for Figure 4 Enlarged view of point C in the middle.

[0047] The numbers in the figure represent:

[0048] 1. Dual-station installation assembly 11. Bottom plate 12. Slide rail 13. Installation slide 14. Installation table 2. Adjustable conveying assembly 21. Conveying assembly 211. First conveying roller 212. Second conveying roller 22. Spacing adjustment assembly 221. Hollow rotating platform 222. Connecting plate 223. Adjusting rod 3. Rolling assembly 31. Output roller 32. Rotating shaft 33. Installation slider 34. Slide 35. Motor 36. Hydraulic cylinder 4. Lifting, centering and clamping assembly 41. Lifting adjustment assembly 411. Rotating tube 412. Lifting rod 413. Mounting plate 414. Slide bar one 42. Centering assembly 421. Connecting rod one 422. Connecting sleeve 423. Connecting rod two 424. Slide bar two 425. Connecting rod three 426. Column 43. Clamping assembly 431. Threaded rod 432. Turning handle 433. Pressing block. DETAILED DESCRIPTION

[0049] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0050] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0051] Embodiment 1: In some embodiments, please refer to the drawings of the specification Figure 1-Figure 7 , a continuously processed automobile beam bending device, comprising a double-station mounting assembly 1, the double-station mounting assembly 1 comprising a bottom plate 11, a slide rail 12, two mounting slides 13 and a mounting table 14;

[0052] The slide rail 12 is fixedly mounted on the upper end surface of the bottom plate 11, and two mounting slides 13 are symmetrically arranged on the left and right sides of the upper end of the bottom plate 11. A limit slider that cooperates with the slide rail 12 for limited sliding connection is fixedly mounted on the lower end of the mounting slide 13. The mounting platform 14 is fixedly mounted on the upper end surface of the bottom plate 11 and is located in the middle of the two mounting slides 13.

[0053] The adjustable conveying assembly 2 includes two groups of conveying assemblies 21 and a spacing adjustment assembly 22. The two groups of conveying assemblies 21 are symmetrically arranged. The two groups of conveying assemblies 21 are respectively installed on two mounting slides 13. The two groups of conveying assemblies 21 are both connected to the mounting platform 14. The spacing adjustment assembly 22 is installed on the upper end surface of the base plate 11. The spacing adjustment assembly 22 is connected to both mounting slides 13. The spacing adjustment assembly 22 is connected to the lifting, centering and clamping assembly 4.

[0054] The upper end surface of the bottom plate 11 is installed with a rolling assembly 3 used for bending the automobile cross beam, and the rolling assembly 3 is connected to the mounting platform 14;

[0055] It also includes a lifting, centering and pressing component 4 for pressing the automobile cross beam. The lifting, centering and pressing component 4 is connected to the adjustable conveying component 2, the mounting slide 13 and the mounting platform 14.

[0056] When the present invention is used, the spacing adjustment component 22 drives the two installation slides 13 to adjust in the opposite direction, so that the two groups of conveying components 21 can be synchronously adjusted to adapt to automobile beams of different sizes. At the same time, the spacing adjustment component 22 synchronously adjusts the lifting, centering and pressing component 4 to press and limit the automobile beams on the two conveying components 21.

[0057] The rolling assembly 3 realizes the alternating bending processing of the automobile cross beams on the two conveying assemblies 21, thereby realizing the continuous processing of the automobile cross beams.

[0058] Embodiment 2: In some embodiments, Figure 1-Figure 7 As shown, as a preferred embodiment of the present invention, the conveying assembly 21 includes a first conveying roller 211 and a second conveying roller 212, a plurality of first conveying rollers 211 are rotatably mounted on the mounting slide 13 at equal intervals, and a plurality of second conveying rollers 212 are rotatably mounted on the mounting platform 14 at equal intervals, and the plurality of first conveying rollers 211 correspond to the plurality of second conveying rollers 212 one by one;

[0059] The spacing adjustment component 22 includes a hollow rotating platform 221, a connecting plate 222 and two adjusting rods 223. The hollow rotating platform 221 is fixedly installed on the upper end surface of the base plate 11, and the connecting plate 222 is fixedly installed on the output end of the hollow rotating platform 221. The two adjusting rods 223 are symmetrically arranged around the axis center of the connecting plate 222. One end of the adjusting rod 223 is hinged to the connecting plate 222, and the other end of the connecting plate 222 is hinged to the mounting slide 13. The upper end surface of the connecting plate 222 is connected to the lifting, centering and clamping component 4.

[0060] The rolling assembly 3 includes an output roller 31, a rotating shaft 32, a mounting slide block 33, a slide slot 34, a motor 35 and a hydraulic cylinder 36;

[0061] The output roller 31 is fixedly connected to the rotating shaft 32, and the rotating shaft 32 is rotatably connected to the mounting slider 33. The upper end surface of the mounting platform 14 is penetrated with a slide groove 34 used for the limited sliding connection of the mounting slider 33. The motor 35 is fixedly installed at the bottom of the mounting slider 33, and the output end of the motor 35 is fixedly connected to the rotating shaft 32. The hydraulic cylinder 36 is fixedly installed on the upper end surface of the base plate 11, and the output end of the hydraulic cylinder 36 is fixedly connected to the mounting slider 33.

[0062] When the present invention is used, two groups of conveying components 21 and a mounting slide 13 form a double station, and through the extension and retraction of the hydraulic cylinder 36, the output roller 31 alternately bends the left and right automobile beams, thereby realizing continuous processing of the automobile beams.

[0063] The lifting and adjusting component 41 includes a lifting and adjusting component 41, two groups of centering components 42 and two groups of clamping components 43. The lifting and adjusting component 41 is connected to the upper end surface of the connecting plate 222, and the lifting and adjusting component 41 is connected to the mounting platform 14. The two groups of centering components 42 and the two groups of clamping components 43 are symmetrically arranged at the left and right ends of the lifting and adjusting component 41. The centering component 42 is connected to the upper end surface of the mounting slide 13, and the clamping component 43 is connected to the centering component 42.

[0064] The lifting and adjusting assembly 41 includes a rotating tube 411, a lifting rod 412, a mounting plate 413 and a sliding rod 414;

[0065] The rotating tube 411 is fixedly connected to the upper end of the connecting plate 222, the rotating tube 411 is rotatably connected to the mounting platform 14, the lifting rod 412 is threadedly connected to the rotating tube 411, the middle part of the lower end surface of the mounting plate 413 is fixedly connected to the top of the lifting rod 412, the sliding rod 414 is fixedly connected to the upper end surface of the mounting platform 14, the sliding rod 414 is slidably connected to the mounting plate 413, two groups of centering components 42 and two groups of clamping components 43 are symmetrically arranged on the left and right sides of the mounting plate 413, and the centering components 42 are connected to the mounting plate 413.

[0066] The centering assembly 42 includes a connecting rod 1 421, a connecting sleeve 422, a connecting rod 2 423, a sliding rod 2 424, a connecting rod 3 425 and a column 426;

[0067] One end of connecting rod 1 421 is hinged to the mounting plate 413, the other end of connecting rod 1 421 is fixedly connected to the outer wall of connecting sleeve 422, connecting rod 2 423 is rotatably connected to the outer wall of connecting sleeve 422, the other end of connecting rod 2 423 is fixedly connected to the outer wall of sliding rod 2 424, sliding rod 2 424 is slidably and rotatably connected to one end of connecting rod 3 425, the other end of connecting rod 3 425 is fixedly connected to the top of column 426, column 426 is fixedly installed on the upper end surface of mounting slide 13, and connecting sleeve 422 is connected to clamping assembly 43.

[0068] The lengths of the connecting rod 1 421 and the connecting rod 2 423 are equal.

[0069] A vertical line passing through the rotation center of the hinge between the connecting rod 1 421 and the mounting plate 413 intersects with a center line connecting the plurality of first conveying rollers 211;

[0070] The central axis of the second sliding rod 424 intersects with the center line of the plurality of second conveying rollers 212 .

[0071] The pressing assembly 43 includes a threaded rod 431, a rotating handle 432 and a pressing block 433;

[0072] The threaded rod 431 is threadedly connected to the connecting sleeve 422 , the rotating handle 432 is fixedly installed on the upper end of the threaded rod 431 , and the pressing block 433 is fixedly installed on the lower end of the threaded rod 431 .

[0073] When the present invention is used, the lengths of the connecting rod 1 421 and the connecting rod 2 423 are equal, and the isosceles triangle structure formed by them, when the positions of the ends of the connecting rod 2 423 and the connecting rod 1 421 change, the connecting sleeve 422 always remains in the middle, so the connecting sleeve 422 connects the lower end of the threaded rod 431 The rotating handle 432 is always located in the middle position of the center line connecting the first conveying roller 211 and the second conveying roller 212;

[0074] When the present invention is used, the height position of the pressing block 433 is adjusted to adapt to automobile cross beams of different sizes.

[0075] Embodiment 3: In some embodiments, Figure 1-Figure 7 As shown, as a preferred embodiment of the present invention, a method for using a continuously processed automobile beam bending device comprises the following steps:

[0076] Step 1: Rotate the handle 432, the handle 432 drives the threaded rod 431 to rotate, the threaded rod 431 and the connecting sleeve 422 are forced to move, and the threaded rod 431 drives the pressing block 433 to adjust to a suitable height;

[0077] Step 2: Start the hollow rotating platform 221, the hollow rotating platform 221 drives the connecting plate 222 to rotate, the connecting plate 222 drives two centrally symmetrical adjusting rods 223 to move, and the two adjusting rods 223 drive the two mounting slides 13 to move in opposite directions on the slide rails 12 to adjust the distance between the first conveying roller 211 and the second conveying roller 212 to a suitable position;

[0078] Step 3: The connecting plate 222 rotates and drives the rotating tube 411 to rotate at the same time. The rotating tube 411 drives the lifting rod 412 to force the thread to move. The lifting rod 412 drives the mounting plate 413 to slide along the sliding rod 1 414. At the same time, the mounting plate 413 drives the connecting rod 1 421, the connecting sleeve 422, the connecting rod 2 423, and the sliding rod 2 424 to move synchronously. The sliding rod 2 424 slides with the connecting rod 3 425.

[0079] Step 4, the slide 13 is installed at the same time to drive the column 426 to move, the column 426 drives the connecting rod 3 425 to move, the connecting rod 3 425 drives the sliding rod 2 424 to rotate around it, and the sliding rod 2 424 drives the isosceles triangle structure composed of the connecting rod 2 423, the connecting sleeve 422, and the connecting rod 1 421 to adjust synchronously; the connecting sleeve 422 drives the threaded rod 431 to move, and the threaded rod 431 drives the pressing block 433 to move to the position where the automobile cross beam is limited and pressed;

[0080] Step five, start the hydraulic cylinder 36 to extend, the hydraulic cylinder 36 drives the installation slide block 33 to slide along the slide groove 34, and start the motor 35 at the same time, the motor 35 drives the rotating shaft 32 to rotate, the rotating shaft 32 drives the output roller 31 to rotate, the output roller 31 contacts the left automobile beam and applies a bending force to it. When the left automobile beam is bent, start the hydraulic cylinder 36 to retract, and the output roller 31 continues to bend the right automobile beam.

[0081] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A continuous processing automobile beam bending device, comprising a double-station mounting assembly (1), characterized in that: The double-station installation assembly (1) comprises a base plate (11), a slide rail (12), two installation slides (13) and a mounting platform (14); The slide rail (12) is fixedly mounted on the upper end surface of the base plate (11); the two mounting slides (13) are symmetrically arranged on the left and right sides of the upper end of the base plate (11); a limit slider for limited sliding connection with the slide rail (12) is fixedly mounted on the lower end of the mounting slide (13); and the mounting platform (14) is fixedly mounted on the upper end surface of the base plate (11) and is located in the middle of the two mounting slides (13); The adjustable conveying assembly (2) comprises two groups of conveying assemblies (21) and a spacing adjustment assembly (22), the two groups of conveying assemblies (21) are symmetrically arranged, the two groups of conveying assemblies (21) are respectively installed on two mounting slides (13), the two groups of conveying assemblies (21) are connected to the mounting platform (14), the spacing adjustment assembly (22) is installed on the upper end surface of the base plate (11), the spacing adjustment assembly (22) is connected to the two mounting slides (13), and the spacing adjustment assembly (22) is connected to the lifting, centering and clamping assembly (4); The upper end surface of the bottom plate (11) is provided with a rolling assembly (3) for bending a cross beam of an automobile, and the rolling assembly (3) is connected to a mounting platform (14); It also includes a lifting, centering and pressing assembly (4) for pressing the automobile cross beam, wherein the lifting, centering and pressing assembly (4) is connected to the adjustable conveying assembly (2), the mounting slide (13) and the mounting platform (14).

2. The continuous processing automobile beam bending device according to claim 1 is characterized in that: The conveying assembly (21) comprises a first conveying roller (211) and a second conveying roller (212), wherein a plurality of the first conveying rollers (211) are rotatably mounted on a mounting slide (13) at equal intervals, and a plurality of the second conveying rollers (212) are rotatably mounted on a mounting platform (14) at equal intervals, and the plurality of first conveying rollers (211) correspond one to one with the plurality of second conveying rollers (212); The spacing adjustment component (22) comprises a hollow rotating platform (221), a connecting plate (222) and two adjustment rods (223); the hollow rotating platform (221) is fixedly mounted on the upper end surface of the base plate (11); the connecting plate (222) is fixedly mounted on the output end of the hollow rotating platform (221); the two adjustment rods (223) are symmetrically arranged around the axis center of the connecting plate (222); one end of the adjustment rod (223) is hinged to the connecting plate (222); the other end of the connecting plate (222) is hinged to the mounting slide (13); and the upper end surface of the connecting plate (222) is connected to the lifting, centering and clamping component (4).

3. The continuous processing automobile beam bending device according to claim 2 is characterized in that: The rolling and bending assembly (3) comprises an output roller (31), a rotating shaft (32), a mounting slide block (33), a slide groove (34), a motor (35) and a hydraulic cylinder (36); The output roller (31) is fixedly connected to the rotating shaft (32), the rotating shaft (32) is rotatably connected to the mounting slide block (33), the upper end surface of the mounting platform (14) is penetrated by a slide groove (34) used for limited sliding connection with the mounting slide block (33), the motor (35) is fixedly installed at the bottom of the mounting slide block (33), the output end of the motor (35) is fixedly connected to the rotating shaft (32), the hydraulic cylinder (36) is fixedly installed on the upper end surface of the base plate (11), and the output end of the hydraulic cylinder (36) is fixedly connected to the mounting slide block (33).

4. The continuous processing automobile beam bending device according to claim 3 is characterized in that: The lifting and adjusting component (41) comprises a lifting and adjusting component (41), two sets of centering components (42) and two sets of clamping components (43); the lifting and adjusting component (41) is connected to the upper end surface of the connecting plate (222); the lifting and adjusting component (41) is connected to the mounting platform (14); the two sets of centering components (42) and the two sets of clamping components (43) are symmetrically arranged at the left and right ends of the lifting and adjusting component (41); the centering component (42) is connected to the upper end surface of the mounting slide (13); and the clamping component (43) is connected to the centering component (42).

5. The continuous processing automobile beam bending device according to claim 4 is characterized in that: The lifting and adjusting assembly (41) comprises a rotating tube (411), a lifting rod (412), a mounting plate (413) and a sliding rod (414); The rotating tube (411) is fixedly connected to the upper end of the connecting plate (222), the rotating tube (411) is rotatably connected to the mounting platform (14), the lifting rod (412) is threadedly connected to the rotating tube (411), the middle part of the lower end surface of the mounting plate (413) is fixedly connected to the top of the lifting rod (412), the sliding rod 1 (414) is fixedly connected to the upper end surface of the mounting platform (14), the sliding rod 1 (414) is slidably connected to the mounting plate (413), the two groups of centering components (42) and the two groups of clamping components (43) are symmetrically arranged on the left and right sides of the mounting plate (413), and the centering components (42) are connected to the mounting plate (413).

6. The continuous processing automobile beam bending device according to claim 5, characterized in that: The centering assembly (42) includes a connecting rod 1 (421), a connecting sleeve (422), a connecting rod 2 (423), a sliding rod 2 (424), a connecting rod 3 (425) and a column (426); One end of the connecting rod 1 (421) is hinged to the mounting plate (413), the other end of the connecting rod 1 (421) is fixedly connected to the outer wall of the connecting sleeve (422), the connecting rod 2 (423) is rotatably connected to the outer wall of the connecting sleeve (422), the other end of the connecting rod 2 (423) is fixedly connected to the outer wall of the sliding rod 2 (424), the sliding rod 2 (424) is slidably and rotatably connected to one end of the connecting rod 3 (425), the other end of the connecting rod 3 (425) is fixedly connected to the top of the column (426), the column (426) is fixedly installed on the upper end surface of the mounting slide (13), and the connecting sleeve (422) is connected to the clamping assembly (43).

7. The continuous processing automobile beam bending device according to claim 6, characterized in that: The connecting rod 1 (421) and the connecting rod 2 (423) are of equal length.

8. The continuous processing automobile beam bending device according to claim 7, characterized in that: A vertical line passing through the rotation center of the hinge between the first connecting rod (421) and the mounting plate (413) intersects with a center line connecting the plurality of first conveying rollers (211); The central axis of the second sliding rod (424) intersects with the central connecting line of the plurality of second conveying rollers (212).

9. The continuous processing automobile beam bending device according to claim 8, characterized in that: The pressing assembly (43) comprises a threaded rod (431), a rotating handle (432) and a pressing block (433); The threaded rod (431) is threadedly connected to the connecting sleeve (422), the rotating handle (432) is fixedly installed on the upper end of the threaded rod (431), and the pressing block (433) is fixedly installed on the lower end of the threaded rod (431).

10. A method for using a continuously processed automobile cross beam bending device, using the continuously processed automobile cross beam bending device according to claim 9, characterized in that: The following steps are involved: Step 1: rotating the rotating handle (432), the rotating handle (432) drives the threaded rod (431) to rotate, the threaded rod (431) and the connecting sleeve (422) are forced to move, and the threaded rod (431) drives the pressing block (433) to adjust to a suitable height; Step 2, starting the hollow rotating platform (221), the hollow rotating platform (221) drives the connecting plate (222) to rotate, the connecting plate (222) drives two centrally symmetrical adjusting rods (223) to move, and the two adjusting rods (223) drive the two mounting slides (13) to move in opposite directions on the slide rails (12) to adjust the spacing between the first conveying roller (211) and the second conveying roller (212) to a suitable position; Step 3: The connecting plate (222) rotates and drives the rotating tube (411) to rotate at the same time. The rotating tube (411) drives the lifting rod (412) to force the thread to move. The lifting rod (412) drives the mounting plate (413) to slide along the sliding rod 1 (414). At the same time, the mounting plate (413) drives the connecting rod 1 (421), the connecting sleeve (422), the connecting rod 2 (423), and the sliding rod 2 (424) to move synchronously. The sliding rod 2 (424) slides with the connecting rod 3 (425); Step 4, the slide table (13) is installed at the same time to drive the column (426) to move, the column (426) drives the connecting rod three (425) to move, the connecting rod three (425) drives the sliding rod two (424) to rotate around it, and the sliding rod two (424) drives the isosceles triangle structure composed of the connecting rod two (423), the connecting sleeve (422), and the connecting rod one (421) to adjust synchronously; The connecting sleeve (422) drives the threaded rod (431) to move, and the threaded rod (431) drives the pressing block (433) to move to a position where the automobile cross beam is limited and pressed; Step 5, the hydraulic cylinder (36) is started to extend, the hydraulic cylinder (36) drives the installation slide block (33) to slide along the sliding groove (34) in a limited position, and the motor (35) is started at the same time, the motor (35) drives the rotating shaft (32) to rotate, the rotating shaft (32) drives the output roller (31) to rotate, the output roller (31) contacts the left automobile beam and applies a bending force to it, when the left automobile beam is bent, the hydraulic cylinder (36) is started to retract, and the output roller (31) continues to bend the right automobile beam.

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