Multifunctional cutting device for sheet metal machining

Abstract

The utility model discloses a multifunctional cutting device for sheet metal machining, and belongs to the technical field of sheet metal part cutting. A rotatable rotating table is installed on the left side of the base table, and a supporting table used for supporting sheet metal parts is fixedly installed at the top of the rotating table. A positioning clamping mechanism is installed in the middle of the supporting table. The positioning and clamping mechanism comprises a centering assembly and clamping mechanisms, the centering assembly is installed in the middle of the supporting table, and the multiple sets of clamping mechanisms are evenly installed on the upper side of the supporting table in a circumferential array at equal intervals; a plurality of groups of automatic equal-dividing components are mounted on the side edge of the supporting table; a cutting assembly is installed on the right side of the base. By means of the mode, when the sheet metal part is a circular ring, the centering assembly is operated to quickly determine the circle center of the sheet metal part, and a plurality of cutting points can be conveniently arranged on the sheet metal part in a circumferential array mode; when the arc-shaped plate is cut, the arc-shaped plate is divided into a plurality of areas through the automatic equal-dividing assembly, so that cutting, feeding and discharging can be synchronously carried out while the cutting precision is guaranteed, and the cutting efficiency is improved.

Description

Technical Field

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

[0002] Cutting is an important process in sheet metal processing. To ensure cutting accuracy, it is necessary to control the position of the cutting head and also to keep the cutting part in the standard position.

[0003] For example, Chinese patent CN218136707U discloses a sheet metal cutting device, which is provided with a cutting head, a supporting and clamping device and a dust suction device. The sheet metal is fixed by the supporting and clamping device, the waste is recovered by the dust suction device, and the sheet metal is cut by the cutting head.

[0004] However, some circular or arc-shaped sheet metal parts have multiple cutting points, and the multiple cutting points are distributed in a circular array. It is difficult for the device to quickly determine the center of the circular or arc-shaped sheet metal part.

[0005] Based on this, the utility model designs a multifunctional cutting device for sheet metal processing 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 multifunctional cutting device for sheet metal processing.

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

[0008] A multifunctional cutting device for sheet metal processing includes a base;

[0009] A rotatable rotating table is installed on the left side of the base, and a support table for supporting the sheet metal part is fixedly installed on the top of the rotating table; a positioning clamping mechanism is installed in the middle of the support table; the positioning clamping mechanism includes a centering component and a clamping mechanism, the centering component is installed in the middle of the support table, and multiple groups of clamping mechanisms are evenly installed on the upper side of the support table in a circular array with equal spacing;

[0010] There are multiple sets of automatic dividing components installed on the side of the support table; a cutting component is installed on the right side of the base.

[0011] Furthermore, the centering assembly includes a fixed ring, a limit groove, a rotating ring, a rotating arm, a moving block, a positioning rod and an operating rod. The fixed ring is fixedly installed in the middle of the support platform, and the limit grooves are evenly spaced in a circular array on the fixed ring; the rotating ring is rotatably installed on the outside of the fixed ring; the middle part of the rotating arm is rotatably installed on the rotating ring; there are multiple rotating arms, and the multiple rotating arms are evenly distributed in a circular array on the rotating ring with equal spacing; the inner end of the rotating arm is fixedly installed with a moving block, and the moving block slides in the limit groove; the outer end of the rotating arm is fixedly installed with a positioning rod; and the operating rod is fixedly installed on the upper side of the rotating ring.

[0012] Furthermore, the clamping mechanism includes a rotary downward pressing cylinder, an extension arm and a pressure block. The rotary downward pressing cylinder is fixedly installed in the middle of the support platform. The output end of the rotary downward pressing cylinder is fixedly connected to one end of the extension arm. The other end of the extension arm is fixedly installed with a pressure block for pressing the sheet metal.

[0013] Furthermore, the automatic dividing component includes an equal dividing groove and a baffle rod. An equal dividing groove is opened on the side of the support platform, and the inner side of the equal dividing groove is hinged to one end of the baffle rod; a torsion spring is sleeved on the hinge axis of the equal dividing groove and the baffle rod, and the two elastic feet of the torsion spring are respectively in contact with the equal dividing groove and the baffle rod.

[0014] Furthermore, the automatic equal division component also includes a locking rod and a locking groove. A locking groove that crosses the equal division groove is opened on the side of the support platform, and the locking rod is plugged into the locking groove.

[0015] Furthermore, the cutting assembly includes a support frame, a cylinder linear module, a motor, a rotating disk, an adjustable rotating arm and a laser cutting head. The support frame is fixedly mounted on the base, the cylinder linear module is fixedly mounted on the upper side of the support frame, the moving end of the cylinder linear module is fixedly mounted with a motor, the rotating disk is rotatably connected to the moving end of the cylinder linear module, and the output end of the motor is fixedly connected to the rotating disk; an adjustable rotating arm is mounted on the lower side of the rotating disk, and a laser cutting head for cutting is fixedly mounted on the adjustable rotating arm.

[0016] Furthermore, the adjustable rotating arm includes a support arm, a movable slot, an insertion rod, a limit block and a locking nut. A laser cutting head is fixedly installed at one end of the support arm, and a movable slot is provided at the other end of the support arm. The insertion rod passes through the movable slot, and a limit block is fixedly installed at the lower end of the insertion rod. The upper end of the insertion rod is fixedly connected to the rotating disk; a thread is provided on the upper side of the insertion rod; a locking nut is provided on the insertion rod on the upper side of the support arm; and the locking nut is threadedly connected to the insertion rod.

[0017] Furthermore, the support platform is provided with a discharge hole for facilitating the falling of cutting waste, and a collection box for collecting cutting waste is fixedly mounted on the base platform.

[0018] Compared with the prior art, the present invention has the following beneficial effects: 1. When the sheet metal part is a circular ring, the automatic dividing component is adjusted so that the automatic dividing component is completely located on the lower side of the support platform, and then the sheet metal part is placed on the support platform, and the centering component is operated to quickly determine the center of the sheet metal part; the center of the sheet metal part is made to coincide with the rotation center of the support platform; the sheet metal part is then pressed against the support platform by the clamping mechanism; the rotating platform drives the sheet metal part to rotate through the support platform, and the cutting component is operated to cut multiple positions on the sheet metal part; multiple cutting points are arranged in a circular array on the sheet metal part, thereby improving cutting accuracy;

[0019] 2. If the sheet metal is an arc-shaped plate with an arc-shaped side, adjust the automatic equal-division component to move it to the upper side of the support table, and use multiple groups of automatic equal-division components to divide the support table at equal distances; thereby forming multiple areas on the support table; rotating the support table to drive the sheet metal to rotate, so that the sheet metal is rotated to the lower side of the cutting component for cutting; at the same time, the sheet metal can continue to be placed on the support table in another area; thereby making the device suitable for arc-shaped plates; when cutting a whole ring-shaped sheet metal, it is possible to ensure that the cutting point is located at the same center of the circle, thereby ensuring cutting accuracy; when cutting arc-shaped plates, multiple areas can be separated by the automatic equal-division component, so that while ensuring cutting accuracy, cutting and loading and unloading can be performed simultaneously in multiple areas, thereby improving cutting efficiency; thereby achieving multi-functional cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] 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.

[0021] Figure 1 The utility model is a three-dimensional multifunctional cutting device for sheet metal processing Figure 1 ;

[0022] Figure 2 This is a front view of a multifunctional cutting device for sheet metal processing according to the present invention;

[0023] Figure 3 Schematic diagram of the support platform and its connection structure;

[0024] Figure 4 Schematic diagram of the fixing ring and its connection structure;

[0025] Figure 5 Schematic diagram of the support arm and its connection structure.

[0026] The numbers in the figure represent:

[0027] 1, base; 2, rotating table; 21, support table; 3, positioning and clamping mechanism; 31, centering assembly; 311, fixed ring; 312, limiting groove; 313, rotating ring; 314, rotating arm; 315, moving block; 316, positioning rod; 317, operating rod; 32, clamping mechanism; 321, rotary down-pressing cylinder; 322, extension arm; 323, pressing block; 4, automatic equal-division assembly; 41, equal-division groove; 42, blocking rod; 43, locking rod; 5, cutting assembly; 51, support frame; 52, cylinder linear module; 53, motor; 54, rotating disc; 55, adjustable rotating arm; 551, support arm; 552, moving groove; 553, insertion rod; 554, limiting block; 555, locking nut; 56, laser cutting head; 61, blanking hole; 62, collection box; 7, sheet metal part. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0029] In the following description, "left", "right", "front", "back", "up" and "down" are oriented in the perspective of the front view.

[0030] Embodiment one: in some embodiments, referring to the accompanying drawings of the specification Figure 1-Figure 3 A multifunctional cutting device for sheet metal machining includes a base 1.

[0031] A rotatable rotating table 2 is installed on the left side of the base 1, and a support table 21 for supporting a sheet metal part 7 is fixedly installed on the top of the rotating table 2; a positioning and clamping mechanism 3 is installed in the middle of the support table 21; the positioning and clamping mechanism 3 includes a centering assembly 31 and a clamping mechanism 32, the centering assembly 31 is installed in the middle of the support table 21, and a plurality of clamping mechanisms 32 are evenly installed in a circumferential array on the upper side of the support table 21.

[0032] A plurality of automatic equal-division assemblies 4 are installed on the side edges of the support table 21; a cutting assembly 5 is installed on the right side of the base 1.

[0033] , and the cutting unit 5 is moved to the upper side of the support 21 so as to make the cutting points on the sheet metal 7 be arranged in a circular array. Multiple areas are formed on the support platform 21; the sheet metal 7 is placed on the support platform 21, the sheet metal 7 is supported by the support platform 21, the edge of the sheet metal 7 is positioned by the automatic dividing component 4, and the arc center of the sheet metal 7 is determined by the centering component 31, thereby completing precise positioning, and then the clamping mechanism 32 presses the sheet metal 7; then the support platform 21 is rotated to drive the sheet metal 7 to rotate, so that the sheet metal 7 is rotated to the lower side of the cutting component 5 for cutting; at the same time, the sheet metal 7 can continue to be placed on the support platform 21 in another area; so that the device can be applied to curved plates; when cutting a whole ring-shaped sheet metal 7, it can be ensured that the cutting point is located at the same center of the circle, thereby ensuring cutting accuracy; when cutting curved plates, multiple areas can be separated by the automatic dividing component 4, so that while ensuring cutting accuracy, cutting and loading and unloading can be performed simultaneously in multiple areas, thereby improving cutting efficiency; thereby realizing multifunctional cutting.

[0034] Embodiment 2: In some embodiments, as Figure 1-Figure 5 As shown, as a preferred embodiment of the present invention, the centering assembly 31 includes a fixed ring 311, a limiting groove 312, a rotating ring 313, a rotating arm 314, a moving block 315, a positioning rod 316 and an operating rod 317. The fixed ring 311 is fixedly installed in the middle of the support platform 21, and the limiting grooves 312 are evenly spaced in a circular array on the fixed ring 311; the rotating ring 313 is rotatably installed on the outer side of the fixed ring 311; the middle part of the rotating arm 314 is rotatably installed on the rotating ring 313; a plurality of rotating arms 314 are provided, and the plurality of rotating arms 314 are evenly distributed in a circular array on the rotating ring 313; the inner end of the rotating arm 314 is fixedly installed with a moving block 315, which slides in the limiting groove 312; the outer end of the rotating arm 314 is fixedly installed with a positioning rod 316; and the upper side of the rotating ring 313 is fixedly installed with an operating rod 317.

[0035] The center of the rotating ring 313 coincides with the rotation center of the support platform 21;

[0036] The clamping mechanism 32 includes a rotary pressing cylinder 321, an extension arm 322 and a pressing block 323. The rotary pressing cylinder 321 is fixedly installed in the middle of the support platform 21. The output end of the rotary pressing cylinder 321 is fixedly connected to one end of the extension arm 322. The other end of the extension arm 322 is fixedly installed with a pressing block 323 for pressing the sheet metal part 7.

[0037] The automatic dividing assembly 4 includes a dividing groove 41 and a stop rod 42. The dividing groove 41 is opened on the side of the support platform 21, and the inner side of the dividing groove 41 is hinged to one end of the stop rod 42; a torsion spring is sleeved on the hinge axis of the dividing groove 41 and the stop rod 42, and the two elastic legs of the torsion spring are respectively in contact with the dividing groove 41 and the stop rod 42;

[0038] The automatic dividing assembly 4 further includes a locking rod 43 and a locking groove. A locking groove is provided on the side of the support platform 21 and crosses the dividing groove 41. The locking rod 43 is plugged into the locking groove.

[0039] The cutting assembly 5 includes a support frame 51, a cylinder linear module 52, a motor 53, a rotating disk 54, an adjustable rotating arm 55 and a laser cutting head 56. The support frame 51 is fixedly mounted on the base 1. The cylinder linear module 52 is fixedly mounted on the upper side of the support frame 51. The motor 53 is fixedly mounted on the movable end of the cylinder linear module 52. The rotating disk 54 is rotatably connected to the movable end of the cylinder linear module 52. The output end of the motor 53 is fixedly connected to the rotating disk 54. The adjustable rotating arm 55 is mounted on the lower side of the rotating disk 54. The laser cutting head 56 for cutting is fixedly mounted on the adjustable rotating arm 55.

[0040] The laser cutting head 56 is a mature device available on the market in this field, and a laser cutting head of the Precitec brand can be selected;

[0041] The adjustable rotating arm 55 includes a support arm 551, a movable groove 552, an insertion rod 553, a limit block 554 and a locking nut 555. A laser cutting head 56 is fixedly installed at one end of the support arm 551, and a movable groove 552 is opened at the other end of the support arm 551. The insertion rod 553 passes through the movable groove 552. The limit block 554 is fixedly installed at the lower end of the insertion rod 553, and the upper end of the insertion rod 553 is fixedly connected to the rotating disk 54; a thread is provided on the upper side of the insertion rod 553; a locking nut 555 is provided on the insertion rod 553 on the upper side of the support arm 551; the locking nut 555 is threadedly connected to the insertion rod 553;

[0042] The support platform 21 is also provided with a discharge hole 61 for the cutting waste to fall down, and a collection box 62 for collecting the cutting waste is fixedly mounted on the base platform 1.

[0043] In this embodiment, when the positioning clamping mechanism 3, the automatic dividing assembly 4 and the cutting assembly 5 are working normally, if the sheet metal part 7 is an arc, the locking rod 43 can be pulled out from the locking groove, the blocking rod 42 can be pushed upward, and the blocking rod 42 can be kept rotating toward the center of the support platform 21 through the torsion spring between the blocking rod 42 and the dividing groove 41; the edge of the sheet metal part 7 is aligned with the blocking rod 42 to complete the edge positioning; when the sheet metal part 7 is an annular plate, the blocking rod 42 is rotated to the lower side of the dividing groove 41, and then the locking rod 43 is inserted The locking groove blocks the blocking rod 42 through the locking rod 43. At this time, the torsion spring between the blocking rod 42 and the equally divided groove 41 is twisted; the sheet metal part 7 is placed on the upper side of the support platform 21, and then the operating rod 317 is operated to drive the rotating ring 313 to rotate. The rotating ring 313 rotates and drives the rotating arm 314 to move. The inner end of the rotating arm 314 rotates under the common limit of the moving block 315 and the limiting groove 312, thereby expanding multiple rotating arms 314; until the positioning rod 31 at the outer end of the rotating arm 314 is 6 are in contact with the inner edge of the sheet metal 7; at this time, the center of the sheet metal 7 coincides with the rotation center of the support platform 21; after positioning is completed, the rotating downward pressure cylinder 321 drives the extension arm 322 and the pressure block 323 to rotate and press down, thereby pressing the sheet metal 7; the rotating table 2 drives the sheet metal 7 to rotate through the support platform 21, so that multiple positions to be cut on the sheet metal 7 are aligned with the laser cutting head 56 in sequence; the cylinder linear module 52 drives the motor 53 and the rotating disk 54 to move vertically to complete the avoidance during the rotation process; through laser cutting The head 56 cuts the sheet metal 7, and the motor 53 drives the rotating disk 54 and the support arm 551 to rotate, thereby driving the laser cutting head 56 to rotate, so that the sheet metal 7 is cut by the laser cutting head 56; and before cutting, the locking nut 555 can be rotated so that the locking nut 555 does not press the support arm 551, and the distance between the outer end of the support arm 551 and the rotation center of the rotating disk 54 is adjusted by the movable slot 552 and the insertion rod 553, and then the locking nut 555 is tightened and fixed to change the cutting radius.

[0044] 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 multifunctional cutting device for sheet metal processing, comprising a base (1), characterized in that: A rotatable rotating table (2) is installed on the left side of the base (1), and a support table (21) for supporting the sheet metal part (7) is fixedly installed on the top of the rotating table (2); a positioning clamping mechanism (3) is installed in the middle of the support table (21); the positioning clamping mechanism (3) includes a centering component (31) and a clamping mechanism (32), the centering component (31) is installed in the middle of the support table (21), and multiple groups of clamping mechanisms (32) are evenly installed on the upper side of the support table (21) in a circular array with equal spacing; A plurality of automatic equal-dividing components (4) are installed on the side of the support platform (21); and a cutting component (5) is installed on the right side of the base platform (1).

2. The multifunctional cutting device for sheet metal processing according to claim 1, characterized in that: The centering assembly (31) comprises a fixed ring (311), a limiting groove (312), a rotating ring (313), a rotating arm (314), a moving block (315), a positioning rod (316) and an operating rod (317). The fixed ring (311) is fixedly mounted on the middle of the support platform (21). The limiting grooves (312) are evenly spaced in a circular array on the fixed ring (311); the rotating ring (313) is rotatably mounted on the outside of the fixed ring (311); the rotating arm (314) The middle part of the rotating arm (314) is rotatably mounted on the rotating ring (313); a plurality of rotating arms (314) are provided, and the plurality of rotating arms (314) are evenly distributed in a circular array on the rotating ring (313) at equal intervals; a moving block (315) is fixedly mounted on the inner end of the rotating arm (314), and the moving block (315) slides in the limiting groove (312); a positioning rod (316) is fixedly mounted on the outer end of the rotating arm (314); and an operating rod (317) is fixedly mounted on the upper side of the rotating ring (313).

3. The multifunctional cutting device for sheet metal processing according to claim 2, characterized in that: The clamping mechanism (32) comprises a rotary downward pressing cylinder (321), an extension arm (322) and a pressing block (323); the rotary downward pressing cylinder (321) is fixedly mounted on the middle portion of the support platform (21); the output end of the rotary downward pressing cylinder (321) is fixedly connected to one end of the extension arm (322); and the other end of the extension arm (322) is fixedly mounted with a pressing block (323) for pressing the sheet metal part (7).

4. The multifunctional cutting device for sheet metal processing according to claim 3, characterized in that: The automatic equal division component (4) comprises an equal division groove (41) and a stop rod (42). The equal division groove (41) is provided on the side of the support platform (21). The inner side of the equal division groove (41) is hinged to one end of the stop rod (42). A torsion spring is sleeved on the hinge axis between the equal division groove (41) and the stop rod (42). The two elastic legs of the torsion spring are respectively in contact with the equal division groove (41) and the stop rod (42).

5. The multifunctional cutting device for sheet metal processing according to claim 4, characterized in that: The automatic equal division component (4) further comprises a locking rod (43) and a locking groove. A locking groove that crosses the equal division groove (41) is provided on the side of the support platform (21), and the locking rod (43) is plugged into the locking groove.

6. The multifunctional cutting device for sheet metal processing according to claim 5, characterized in that: The cutting assembly (5) comprises a support frame (51), a cylinder linear module (52), a motor (53), a rotating disk (54), an adjustable rotating arm (55) and a laser cutting head (56); the support frame (51) is fixedly mounted on the base (1); the cylinder linear module (52) is fixedly mounted on the upper side of the support frame (51); the motor (53) is fixedly mounted on the movable end of the cylinder linear module (52); the rotating disk (54) is rotatably connected to the movable end of the cylinder linear module (52); the output end of the motor (53) is fixedly connected to the rotating disk (54); the adjustable rotating arm (55) is mounted on the lower side of the rotating disk (54); and the laser cutting head (56) for cutting is fixedly mounted on the adjustable rotating arm (55).

7. The multifunctional cutting device for sheet metal processing according to claim 6, characterized in that: The adjustable rotating arm (55) comprises a supporting arm (551), a movable groove (552), an inserting rod (553), a limiting block (554) and a locking nut (555); a laser cutting head (56) is fixedly mounted on one end of the supporting arm (551); a movable groove (552) is provided on the other end of the supporting arm (551); the inserting rod (553) passes through the movable groove (552); a limiting block (554) is fixedly mounted on the lower end of the inserting rod (553); and the upper end of the inserting rod (553) is fixedly connected to the rotating disk (54); a thread is provided on the upper side of the inserting rod (553); a locking nut (555) is provided on the inserting rod (553) on the upper side of the supporting arm (551); and the locking nut (555) is threadedly connected to the inserting rod (553).

8. The multifunctional cutting device for sheet metal processing according to claim 7, characterized in that: The support platform (21) is also provided with a discharge hole (61) for facilitating the falling of cutting waste, and a collection box (62) for collecting cutting waste is fixedly mounted on the base platform (1).

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