Automobile sheet metal part trimming device

Abstract

The utility model discloses an automobile sheet metal part trimming device, and belongs to the technical field of sheet metal part machining. A rotating ring table and a rotating round table are rotationally mounted in the middle of the machine table, and the rotating center lines of the rotating ring table and the rotating round table coincide; a driving mechanism for respectively driving the rotating ring table and the rotating circular table to rotate is mounted on the machine table; trimming mechanisms are mounted on the rotating ring table and the rotating circular table; the trimming mechanism comprises a clamping assembly, a trimming assembly and an inner supporting assembly, the clamping assembly used for supporting and clamping a sheet metal part is installed on the rotating ring table, and the inner supporting assembly used for supporting and clamping the sheet metal part is installed on the rotating round table; the rotating ring table and the rotating circular table are each provided with a trimming assembly used for trimming. By means of the mode, the inner ring and the outer ring of the sheet metal part are clamped alternately through the clamping assembly and the inner supporting assembly, and the inner ring and the outer ring of the sheet metal part are trimmed through cooperation of the trimming assemblies on the rotating ring table and the rotating circular table.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal processing, in particular to a trimming device for automobile sheet metal parts. Background Art

[0002] Many parts inside a car are produced through sheet metal processes such as laser cutting, metal bonding, metal drawing, welding, rolling, and metal plate bending. After initial processing and forming, automotive sheet metal parts are prone to burrs on the edges and usually require trimming.

[0003] For example, Chinese patent CN216657377U discloses an adjustable trimming device for sheet metal parts of conveying equipment. The trimming device includes a workbench, a fixed rod, a fixed plate, a clamping plate, an electric push rod and a sharpener. The sheet metal parts are clamped by the clamping plate, and the sharpener is driven by the electric push rod to trim the sheet metal parts.

[0004] However, there is a circular sheet metal part among automobile sheet metal parts, and both the inner and outer edges of the circular sheet metal part need to be trimmed. When trimming the circular sheet metal part, the clamping block easily blocks the inner or outer edge of the circular sheet metal part, making it difficult to trim the inner and outer circles of the circular sheet metal part at the same time.

[0005] Based on this, the utility model designs a trimming device for automobile sheet metal parts to solve the above problems. Utility Model Content

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a trimming device for automobile sheet metal parts.

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

[0008] An automobile sheet metal trimming device includes a machine platform;

[0009] A rotating ring platform and a rotating circular platform are rotatably installed in the middle of the machine, and the rotation center lines of the rotating ring platform and the rotating circular platform coincide with each other; a driving mechanism for driving the rotating ring platform and the rotating circular platform to rotate respectively is installed on the machine;

[0010] A trimming mechanism is installed on the rotating ring table and the rotating circular table; the trimming mechanism includes a clamping assembly, a trimming assembly and an internal support assembly. The rotating ring table is installed with a clamping assembly for supporting and clamping the sheet metal parts, and the rotating circular table is installed with an internal support assembly for supporting and clamping the sheet metal parts; the rotating ring table and the rotating circular table are respectively installed with a group of trimming assemblies for trimming.

[0011] Furthermore, the driving mechanism includes a first motor, a gear and a ring gear. The first motor is fixedly installed on the right side of the bottom surface of the machine. The output end of the first motor passes through the machine and is fixedly connected to the middle part of the gear. The ring gear is fixedly installed on the lower side of the rotating ring platform; the gear and the ring gear are meshed and connected.

[0012] Furthermore, the driving mechanism also includes a second motor, which is fixedly installed in the middle of the bottom surface of the machine platform, and the output end of the second motor passes through the machine platform and is fixedly connected to the middle of the rotating circular table.

[0013] Furthermore, the clamping assembly includes a pneumatic clamp, a clamping block and a mounting groove. The pneumatic clamp is installed on the upper side of the rotating ring table, and a cylinder rotary joint is installed inside the rotating ring table. The air inlet and outlet of the pneumatic clamp are connected to the cylinder rotary joint. The clamping blocks are installed on the clamping jaws of the pneumatic clamp, and the inner side of the clamping block is provided with a mounting groove for supporting and clamping the outer ring of the sheet metal.

[0014] Furthermore, the trimming assembly includes a moving module and a trimming module, the moving module is mounted on the rotating ring table and the rotating circular table, and the trimming module is mounted on the moving module.

[0015] Furthermore, the mobile module includes a support frame, a cylinder and a guide rail. A group of support frames and guide rails are fixedly installed on the rotating ring table and the rotating circular table respectively, and the cylinder is fixedly installed on the upper side of the support frame.

[0016] Furthermore, the trimming module includes a movable frame and a scraper. The output end of the cylinder is fixedly connected to the movable frame, the movable frame is slidingly connected to the guide rail, and scrapers for trimming are respectively installed on the upper and lower sides of the movable frame.

[0017] Furthermore, the internal support assembly includes a pneumatic internal support, an internal support block and a limit groove. The pneumatic internal support is installed on the rotating table, and a cylinder rotary joint is installed inside the rotating table. The air inlet and air outlet of the pneumatic internal support are connected to the cylinder rotary joint. The moving ends of the pneumatic internal support are respectively installed with internal support blocks, and the outer side of the internal support block is provided with a limit groove for supporting and clamping the inner ring of the sheet metal.

[0018] Compared with the prior art, the present invention has the following beneficial effects: the sheet metal part is placed in the clamping assembly on the rotating ring table, and the outer ring of the sheet metal part is supported and clamped by the clamping assembly; then the trimming assembly on the rotating circular table is operated to make the trimming assembly contact with the inner ring of the sheet metal part; the driving mechanism is started to drive the rotating ring table to rotate, thereby driving the sheet metal part to rotate through the clamping assembly on the rotating ring table, and in this process, the inner ring of the sheet metal part is trimmed by the trimming assembly on the rotating circular table; after the inner ring of the sheet metal part is trimmed, the driving mechanism is turned off, and the inner support assembly is started to trim the sheet metal part The inner ring of the sheet metal part is clamped, and then the clamping assembly is reset, the trimming assembly on the rotating circular table is reset, and the trimming assembly on the rotating ring table is started to make it contact with the outer ring of the sheet metal part; the rotating circular table drives the sheet metal part to rotate through the inner support assembly, and the outer ring of the sheet metal part is trimmed by the trimming assembly on the rotating ring table; thereby, the inner and outer rings of the sheet metal part are clamped alternately by the clamping assembly and the inner support assembly, the rotating ring table and the rotating circular table alternately drive the sheet metal part to rotate, and the inner and outer rings of the sheet metal part are trimmed by the cooperation of the rotating ring table and the trimming assembly on the rotating circular table. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] 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 the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be derived from these drawings without inventive effort.

[0020] Figure 1 A three-dimensional device for trimming an automobile sheet metal part according to the utility model Figure 1 ;

[0021] Figure 2 This is a front view of a trimming device for automobile sheet metal parts according to the present invention;

[0022] Figure 3 A three-dimensional device for trimming an automobile sheet metal part according to the utility model Figure 2 ;

[0023] Figure 4 It is a schematic diagram of the rotating ring table, the rotating circular table and their connection structure.

[0024] The numbers in the figure represent:

[0025] 1. Machine platform; 2. Rotating ring table; 3. Rotating circular table; 4. Driving mechanism; 41. First motor; 42. Gear; 43. Ring gear; 44. Second motor; 5. Trimming mechanism; 51. Clamping assembly; 511. Pneumatic clamping jaw; 512. Clamping block; 513. Mounting slot; 52. Trimming assembly; 521. Support frame; 522. Cylinder; 523. Moving frame; 524. Guide rail; 525. Scraper; 53. Internal support assembly; 531. Pneumatic internal support; 532. Internal support block; 533. Limiting slot; 6. Sheet metal parts. DETAILED DESCRIPTION

[0026] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0027] The terms “left,” “right,” “front,” “back,” “up,” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0028] Example 1: In some embodiments, please refer to the accompanying drawings of the specification. Figure 1-Figure 3 , a trimming device for automobile sheet metal parts, comprising a machine platform 1;

[0029] A rotating ring platform 2 and a rotating circular platform 3 are rotatably mounted in the middle of the machine 1, and the rotation center lines of the rotating ring platform 2 and the rotating circular platform 3 coincide with each other; a driving mechanism 4 is mounted on the machine 1 for driving the rotating ring platform 2 and the rotating circular platform 3 to rotate respectively;

[0030] A trimming mechanism 5 is installed on the rotating ring table 2 and the rotating circular table 3; the trimming mechanism 5 includes a clamping assembly 51, a trimming assembly 52 and an internal support assembly 53. The rotating ring table 2 is provided with a clamping assembly 51 for supporting and clamping the sheet metal part 6, and the rotating circular table 3 is provided with an internal support assembly 53 for supporting and clamping the sheet metal part 6; a group of trimming assemblies 52 for trimming are respectively installed on the rotating ring table 2 and the rotating circular table 3.

[0031] In this embodiment, when the automobile sheet metal trimming device is working normally, the sheet metal 6 is placed in the clamping assembly 51 on the rotating ring table 2, and the outer ring of the sheet metal 6 is supported and clamped by the clamping assembly 51; then the trimming assembly 52 on the rotating circular table 3 is operated to make the trimming assembly 52 contact with the inner ring of the sheet metal 6; the driving mechanism 4 is started to drive the rotating ring table 2 to rotate, thereby driving the sheet metal 6 to rotate through the clamping assembly 51 on the rotating ring table 2, and in this process, the inner ring of the sheet metal 6 is trimmed by the trimming assembly 52 on the rotating circular table 3; after the inner ring of the sheet metal 6 is trimmed, the driving mechanism 4 is turned off, and the inner support assembly 53 is started to trim the sheet metal The inner ring of the sheet metal part 6 is clamped, and then the clamping assembly 51 is reset, the trimming assembly 52 on the rotating circular table 3 is reset, and the trimming assembly 52 on the rotating ring table 2 is started to make it contact with the outer ring of the sheet metal part 6; the rotating circular table 3 drives the sheet metal part 6 to rotate through the inner support assembly 53, and the outer ring of the sheet metal part 6 is trimmed by the trimming assembly 52 on the rotating ring table 2; thereby, the inner and outer rings of the sheet metal part 6 are alternately clamped by the clamping assembly 51 and the inner support assembly 53, the rotating ring table 2 and the rotating circular table 3 alternately drive the sheet metal part 6 to rotate, and the inner and outer rings of the sheet metal part 6 are trimmed by the cooperation of the rotating ring table 2 and the trimming assembly 52 on the rotating circular table 3.

[0032] Embodiment 2: In some embodiments, as Figures 1-4 As shown in FIG. 4 , as a preferred embodiment of the present invention, the driving mechanism 4 includes a first motor 41 , a gear 42 and a ring gear 43 . The first motor 41 is fixedly mounted on the right side of the bottom surface of the machine table 1 . The output end of the first motor 41 passes through the machine table 1 and is fixedly connected to the middle part of the gear 42 . The ring gear 43 is fixedly mounted on the lower side of the rotating ring table 2 . The gear 42 and the ring gear 43 are meshed and connected.

[0033] The driving mechanism 4 further includes a second motor 44, which is fixedly mounted in the middle of the bottom surface of the machine platform 1. The output end of the second motor 44 passes through the machine platform 1 and is fixedly connected to the middle of the rotating circular table 3.

[0034] The clamping assembly 51 includes a pneumatic clamping jaw 511, a clamping block 512 and a mounting groove 513. The pneumatic clamping jaw 511 is installed on the upper side of the rotating ring platform 2, and a cylinder rotary joint is installed inside the rotating ring platform 2. The air inlet and air outlet of the pneumatic clamping jaw 511 are connected to the cylinder rotary joint. The clamping block 512 is installed on the clamping jaws of the pneumatic clamping jaw 511. The inner side of the clamping block 512 is provided with a mounting groove 513 for supporting and clamping the outer ring of the sheet metal part 6.

[0035] The trimming assembly 52 includes a moving module and a trimming module. The moving module is mounted on the rotating ring table 2 and the rotating circular table 3, and the trimming module is mounted on the moving module.

[0036] The mobile module includes a support frame 521, a cylinder 522 and a guide rail 524. A set of support frames 521 and guide rails 524 are fixedly installed on the rotating ring table 2 and the rotating circular table 3 respectively. The cylinder 522 is fixedly installed on the upper side of the support frame 521;

[0037] The trimming module includes a moving frame 523 and a scraper 525. The output end of the cylinder 522 is fixedly connected to the moving frame 523. The moving frame 523 is slidingly connected to the guide rail 524. The scrapers 525 for trimming are respectively installed on the upper and lower sides of the moving frame 523.

[0038] The internal support assembly 53 includes a pneumatic internal support 531, an internal support block 532 and a limiting groove 533. The pneumatic internal support 531 is installed on the rotating table 3, and a cylinder rotary joint is installed in the rotating table 3. The air inlet and air outlet of the pneumatic internal support 531 are connected to the cylinder rotary joint. The moving ends of the pneumatic internal support 531 are respectively installed with internal support blocks 532. The outer side of the internal support block 532 is provided with a limiting groove 533 for supporting and clamping the inner ring of the sheet metal part 6.

[0039] In this embodiment, when the driving mechanism 4 and the trimming mechanism 5 are working normally, the pneumatic clamping jaws 511 support and clamp the outer ring of the sheet metal part 6 through the mounting grooves 513 in the clamping block 512, and the cylinder 522 on the rotating circular table 3 drives the movable frame 523 to move, and the movable frame 523 moves horizontally under the limiting action of the guide rail 524 until the scraper 525 on the movable frame 523 contacts the edge of the inner ring of the sheet metal part 6; then the first motor 41 rotates to drive the gear 42 to rotate, and the gear 42 rotates to drive the ring gear 43 to rotate, thereby driving the rotating ring table 2 to rotate; thereby, the inner ring of the sheet metal part 6 is trimmed by the scraper 525 on the rotating circular table 3;

[0040] The pneumatic inner supporter 531 supports and clamps the outer ring of the sheet metal part 6 through the limiting groove 533 in the inner support block 532. The cylinder 522 on the rotating ring table 2 drives the movable frame 523 to move. The movable frame 523 moves horizontally under the limiting action of the guide rail 524 until the scraper 525 on the movable frame 523 contacts the edge of the outer ring of the sheet metal part 6; then the second motor 44 drives the rotating table 3 to rotate, thereby driving the sheet metal part 6 to rotate through the pneumatic inner supporter 531, the inner support block 532 and the limiting groove 533; the outer ring of the sheet metal part 6 is trimmed by the scraper 525 on the rotating ring table 2.

[0041] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these 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 various embodiments of the present invention.

Claims

1. A trimming device for automobile sheet metal parts, comprising a machine (1), characterized in that: A rotating ring platform (2) and a rotating circular platform (3) are rotatably mounted in the middle of the machine (1), and the rotation center lines of the rotating ring platform (2) and the rotating circular platform (3) coincide with each other; a driving mechanism (4) is mounted on the machine (1) for driving the rotating ring platform (2) and the rotating circular platform (3) to rotate respectively; A trimming mechanism (5) is installed on the rotating ring platform (2) and the rotating circular platform (3); the trimming mechanism (5) comprises a clamping assembly (51), a trimming assembly (52) and an inner support assembly (53); the rotating ring platform (2) is installed with a clamping assembly (51) for supporting and clamping the sheet metal part (6); the rotating circular platform (3) is installed with an inner support assembly (53) for supporting and clamping the sheet metal part (6); and a group of trimming assemblies (52) for trimming are respectively installed on the rotating ring platform (2) and the rotating circular platform (3).

2. The automobile sheet metal trimming device according to claim 1, characterized in that: The driving mechanism (4) comprises a first motor (41), a gear (42) and a ring gear (43); the first motor (41) is fixedly mounted on the right side of the bottom surface of the machine platform (1); the output end of the first motor (41) passes through the machine platform (1) and is fixedly connected to the middle part of the gear (42); the ring gear (43) is fixedly mounted on the lower side of the rotating ring platform (2); the gear (42) and the ring gear (43) are meshed and connected.

3. The automobile sheet metal trimming device according to claim 2, characterized in that: The driving mechanism (4) further comprises a second motor (44), which is fixedly mounted on the middle portion of the bottom surface of the machine platform (1), and an output end of the second motor (44) passes through the machine platform (1) and is fixedly connected to the middle portion of the rotating circular table (3).

4. The automobile sheet metal trimming device according to claim 3, characterized in that: The clamping assembly (51) comprises a pneumatic clamping jaw (511), a clamping block (512) and a mounting groove (513). The pneumatic clamping jaw (511) is mounted on the upper side of the rotating ring platform (2). A cylinder rotary joint is mounted inside the rotating ring platform (2). The air inlet and air outlet of the pneumatic clamping jaw (511) are connected to the cylinder rotary joint. The clamping jaws of the pneumatic clamping jaw (511) are both mounted with a clamping block (512). The inner side of the clamping block (512) is provided with a mounting groove (513) for supporting and clamping the outer ring of the sheet metal part (6).

5. The automobile sheet metal trimming device according to claim 4, characterized in that: The trimming assembly (52) comprises a moving module and a trimming module, wherein the moving module is mounted on the rotating ring table (2) and the rotating circular table (3), and the trimming module is mounted on the moving module.

6. The automobile sheet metal trimming device according to claim 5, characterized in that: The mobile module comprises a support frame (521), a cylinder (522) and a guide rail (524); a set of support frames (521) and guide rails (524) are fixedly mounted on the rotating ring platform (2) and the rotating circular platform (3), respectively; and a cylinder (522) is fixedly mounted on the upper side of the support frame (521).

7. The automobile sheet metal trimming device according to claim 6, characterized in that: The trimming module comprises a movable frame (523) and a scraper (525); the output end of the cylinder (522) is fixedly connected to the movable frame (523); the movable frame (523) is slidingly connected to the guide rail (524); and scrapers (525) for trimming are respectively installed on the upper and lower sides of the movable frame (523).

8. The automobile sheet metal trimming device according to claim 7, characterized in that: The inner support assembly (53) includes a pneumatic inner supporter (531), an inner support block (532) and a limiting groove (533). The pneumatic inner supporter (531) is installed on the rotating table (3). A cylinder rotary joint is installed in the rotating table (3). The air inlet and air outlet of the pneumatic inner supporter (531) are connected to the cylinder rotary joint. The movable ends of the pneumatic inner supporter (531) are respectively installed with inner support blocks (532). The outer side of the inner support block (532) is provided with a limiting groove (533) for supporting and clamping the inner ring of the sheet metal part (6).

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