Numerical control plate bending machine

Abstract

The utility model belongs to the technical field of plate bending machines, and discloses a numerical control plate bending machine which comprises a numerical control machine body, a workbench is fixedly arranged at the bottom of the numerical control machine body, a bending groove is formed in the workbench, a hydraulic push rod is fixedly arranged at the top of the numerical control machine body, and a bending block is fixedly arranged at the output end of the hydraulic push rod. The bending block is used in cooperation with the bending groove, through grooves are symmetrically formed in the bending groove, and the structures in the two through grooves are the same; a sliding block is slidably arranged in the through groove along the inclined face of the bending groove, an inner groove is formed in the sliding block, and a semi-cylinder is movably embedded in the inner groove. The sliding blocks in the two through grooves are hinged to the two pull rods through connecting rods correspondingly, and an adjusting mechanism for adjusting the positions of the two pull rods is arranged on the workbench. According to the plate bending device, the position of the semi-column body on the sliding block can be adjusted according to the specific size of a plate, so that bending operation can be conveniently carried out after the plate is placed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sheet metal bending machine technical field, specifically is a numerical control sheet metal bending machine. BACKGROUND

[0002] In the process of using numerical control sheet metal bending machine, usually set up a worktable with bending groove on the machine body, then drive the bending block to descend from above through power equipment to bend the sheet, but because the size of sheet is different, when bending another sheet, the corresponding size of worktable needs to be replaced to match the two, which is inconvenient, so this technical problem needs to be solved. CONTENT OF THE UTILITY MODEL

[0003] In view of the above situation, in order to overcome the defects of prior art, the utility model provides a numerical control sheet metal bending machine, which effectively solves the problem that because the size of sheet is different, when bending another sheet, the corresponding size of worktable needs to be replaced to match the two, which is inconvenient.

[0004] To achieve the above object, the utility model provides the following technical scheme: a numerical control sheet metal bending machine, including numerical control machine body, the bottom of numerical control machine body is fixedly provided with worktable, the worktable is formed with bending groove, the top of numerical control machine body is fixedly provided with hydraulic push rod, the output end of hydraulic push rod is fixedly provided with bending block, bending block is used in cooperation with bending groove, the symmetrical through groove is set up in the bending groove, the structure in two through grooves is same;The sliding block is slidably arranged in the through groove along the inclined surface of bending groove, the inner groove is formed in the sliding block, and the half cylinder is movably embedded in the inner groove;The sliding block in two through grooves is hingedly arranged with two pull rods through connecting rod respectively, and the adjusting mechanism for adjusting the position of two pull rods is arranged on the worktable.

[0005] Preferably, the adjusting mechanism comprises a screw rod, a rotating rod and a threaded cylinder, the rotating rod is fixedly arranged on the screw rod, the threaded cylinder is fixedly arranged with the two pull rods on both sides, the screw rod is threadedly connected with the threaded cylinder, and the screw rod is rotatably arranged on the worktable.

[0006] Preferably, the outer wall of the half cylinder is provided with an upper groove body, the inner part of the inner groove is provided with a lower groove body, and the lower groove body is fixedly arranged with the upper groove body through a connecting spring.

[0007] Preferably, the half cylinder is in a non-bending state when in use, the upper surface of the half cylinder is in a horizontal state, and the upper surface of the half cylinder is flush with the inclined surface of the bending groove when in a bending state.

[0008] Preferably, the sliding block is symmetrically fixedly provided with a limiting block, the inside of the through groove is symmetrically provided with a limiting groove, and the two limiting blocks are slidably matched with the two limiting grooves respectively.

[0009] Preferably, the bending block is symmetrically provided with guide rods, and the two guide rods are respectively in sliding fit with two rod holes on the numerical control body.

[0010] Preferably, the workbench is provided with gaskets at each corner, and the numerical control body is provided with through holes corresponding to the gaskets, and the gaskets and the corresponding through holes are fixed by screws.

[0011] Compared with the prior art, the bending machine has the advantages that:

[0012] In work, the adjusting mechanism, the pull rod, the connecting rod and the sliding block are matched, the position of the half column on the sliding block can be adjusted according to the specific size of the plate, so that the plate can be placed and then bent, and the workbench does not need to be replaced. BRIEF DESCRIPTION OF DRAWINGS

[0013] The accompanying drawings are included to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation on the present application.

[0014] In the drawings:

[0015] Figure 1 It is a structure schematic view of the numerical control plate bending machine of the present application;

[0016] Figure 2 It is a structure schematic view of the workbench of the present application;

[0017] Figure 3 It is a structure schematic view of the workbench of the present application;

[0018] Figure 4 It is a structure schematic view of the sliding block of the present application;

[0019] Figure 5 It is a structure schematic view of the Figure 2 enlarged structure schematic view of A in the middle.

[0020] In the drawings: 1, numerical control body; 2, workbench; 3, bending groove; 4, hydraulic push rod; 5, bending block; 6, through groove; 7, sliding block; 8, inner groove; 9, half column; 10, connecting rod; 11, pull rod; 12, screw rod; 13, rotating rod; 14, threaded cylinder; 15, upper groove body; 16, lower groove body; 17, connecting spring; 18, limiting block; 19, limiting groove; 20, guide rod; 21, gasket; 22, screw. DETAILED DESCRIPTION

[0021] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments; based on the embodiments of the present application, all the other embodiments obtained by those ordinarily skilled in the art without creative effort, shall fall within the scope of the present application.

[0022] By Figures 1-5 The utility model relates to a kind of numerical control plate bending machine, including numerical control body 1, the bottom of numerical control body 1 is fixedly arranged with workbench 2, bending groove 3 is formed on workbench 2, the top of numerical control body 1 is fixedly arranged with hydraulic push rod 4, the output end of hydraulic push rod 4 is fixedly arranged with bending block 5, bending block 5 is used in cooperation with bending groove 3, symmetrically opening through groove 6 is set in bending groove 3, the structure in two through grooves 6 is same;Sliding block 7 is slidably arranged in through groove 6 along the inclined surface of bending groove 3, inner groove 8 is formed in sliding block 7, and half cylinder 9 is movably embedded in inner groove 8;Sliding block 7 on two through grooves 6 is all hinged with two pull rods 11 respectively by connecting rod 10, and adjusting mechanism for adjusting the position of two pull rods 11 is arranged on workbench 2;

[0023] In this way, in use, first, according to the specific size of plate material, the position of half cylinder 9 is adjusted, and the specific process is as follows: two pull rods 11 are driven to move by adjusting mechanism, two sliding blocks 7 are driven to move by two connecting rods 10 respectively, so that half cylinder 9 on sliding block 7 moves to a suitable position, then plate material can be placed between two half cylinders 9, and then bending block 5 is driven to move by hydraulic push rod 4, and bending operation on plate material is realized by bending block 5 moving downward and cooperating with bending groove 3.

[0024] Specifically, the adjusting mechanism includes screw rod 12, rotating rod 13 and threaded cylinder 14, the rotating rod 13 is fixedly arranged on the screw rod 12, the threaded cylinder 14 is fixedly arranged with the two pull rods 11 on both sides, the screw rod 12 is threadedly matched with the threaded cylinder 14, and the screw rod 12 is rotatably arranged on the workbench 2; in this way, the rotating rod 13 is rotated to drive the screw rod 12 to move, the screw rod 12 drives the threaded cylinder 14 to move in a threaded manner, and the threaded cylinder 14 drives the two pull rods 11 to move, so that the driving process is realized.

[0025] Specifically, the outer wall of half cylinder 9 is provided with upper groove body 15, the inside of inner groove 8 is provided with lower groove body 16, and the lower groove body 16 is fixedly arranged with the upper groove body 15 through connecting spring 17; in use, half cylinder 9 is in a non-bending state, the upper surface of half cylinder 9 is in a horizontal state, in a bending state, the upper surface of half cylinder 9 is flush with the inclined surface of bending groove 3.

[0026] In this way, under the action of the connecting spring 17, the half column 9 can be kept in a horizontal state when no plate is placed thereon, so as to facilitate subsequent plate placement, and when bending, the upper surface of the half column 9 is flush with the inclined surface of the bending groove 3 after rotation, so as to facilitate bending.

[0027] Specifically, the sliding block 7 is symmetrically provided with limiting blocks 18, the inner part of the through groove 6 is symmetrically provided with limiting grooves 19, and the two limiting blocks 18 are respectively in sliding fit with the two limiting grooves 19; in this way, the sliding block 7 can move along the inclined surface of the bending groove 3.

[0028] Specifically, the bending block 5 is symmetrically provided with guide rods 20, and the two guide rods 20 are respectively in sliding fit with two rod holes on the numerical control machine body 1; in this way, the stability of the bending block 5 during movement can be improved.

[0029] Specifically, the workbench 2 is fixedly provided with gaskets 21 at each corner, the numerical control machine body 1 is provided with through holes corresponding to the gaskets 21, and the gaskets 21 and the corresponding through holes are fixedly provided through screws 22.

Claims

1. A CNC sheet metal bending machine, comprising a CNC machine body (1), a worktable (2) fixedly disposed at the bottom of the CNC machine body (1), a bending groove (3) formed on the worktable (2), a hydraulic push rod (4) fixedly disposed at the top of the CNC machine body (1), a bending block (5) fixedly disposed at the output end of the hydraulic push rod (4), the bending block (5) being used in conjunction with the bending groove (3), characterized in that, The bending groove (3) is symmetrically provided with through grooves (6), and the two through grooves (6) have the same structure; a sliding block (7) is slidably provided in the through groove (6) along the inclined surface of the bending groove (3), and an inner groove (8) is formed in the sliding block (7), and a semi-cylinder (9) is movably embedded in the inner groove (8); the sliding blocks (7) in the two through grooves (6) are respectively hinged to the two pull rods (11) by connecting rods (10), and the worktable (2) is provided with an adjustment mechanism for adjusting the position of the two pull rods (11).

2. The CNC sheet metal bending machine according to claim 1, characterized in that: The adjustment mechanism includes a screw (12), a rotating rod (13), and a threaded cylinder (14). The rotating rod (13) is fixedly mounted on the screw (12), and the two sides of the threaded cylinder (14) are fixedly mounted with two pull rods (11) respectively. The screw (12) and the threaded cylinder (14) are threadedly engaged, and the screw (12) is rotatably mounted on the worktable (2).

3. A CNC sheet metal bending machine according to claim 1, characterized in that: The outer wall of the semi-cylinder (9) is provided with an upper groove (15), and the inner groove (8) is provided with a lower groove (16). The lower groove (16) is fixedly connected to the upper groove (15) by a connecting spring (17).

4. A CNC sheet metal bending machine according to claim 3, characterized in that: When the semi-cylinder (9) is in use, its upper surface is horizontal when it is not bent, and flush with the inclined surface of the bending groove (3) when it is bent.

5. A CNC sheet metal bending machine according to claim 1, characterized in that: Limiting blocks (18) are symmetrically fixed on the sliding block (7), and limiting grooves (19) are symmetrically opened inside the through groove (6). The two limiting blocks (18) slide and cooperate with the two limiting grooves (19) respectively.

6. A CNC sheet metal bending machine according to claim 1, characterized in that: The bending block (5) is symmetrically fixed with guide rods (20), and the two guide rods (20) are respectively slidably engaged with two rod holes on the CNC machine body (1).

7. A CNC sheet metal bending machine according to claim 1, characterized in that: Each of the worktables (2) Each corner is fixedly equipped with a shim (21), and the CNC machine body (1) has through holes corresponding to the shims (21). The gasket (21) is fixed to the corresponding through hole by screws (22).

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