Sheet metal part positioning and bending device

Abstract

The utility model discloses a sheet metal part positioning and bending device which comprises a base, a stand column is arranged on the base, a top plate is arranged on the stand column, a hydraulic cylinder is arranged on the top plate, a bending die head is arranged on the hydraulic cylinder, a machining table is arranged on the base, and a bending groove matched with the bending die head is formed in the machining table. A two-way screw rod is rotationally connected into the machining table, a right-hand thread sliding block and a left-hand thread sliding block are connected to the two-way screw rod in a threaded mode, and inclined rods are arranged on the right-hand thread sliding block and the left-hand thread sliding block. When the right-hand thread sliding block and the left-hand thread sliding block are driven to move mutually to clamp the two side edges of the sheet metal part, contact between the roller and the sheet metal part is achieved, the lateral positioning effect of the sheet metal part is guaranteed, and meanwhile it is guaranteed that the angle of the sheet metal part is changed in the bending process so that the roller can be driven to rotate; therefore, friction damage and deformation of the side edge of the sheet metal part are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to bending device technical field especially relates to a sheet metal part positioning bending device. BACKGROUND

[0002] The utility model discloses a positioning accurate sheet metal part bending device discloses the utility model discloses a positioning accurate sheet metal part bending device, including base, the base top is equipped with the push -plate, the push -plate bottom one side fixedly connected with mould head, the base top one side fixedly connected with mould seat, the one side of mould seat is equipped with the positioning table, the positioning table bottom is fixedly connected with base, the inside of positioning table is equipped with the moving plate, the first slide hole is seted up on the positioning table top surface, the first slide hole in -side slide connection has the first slide rod.

[0003] The prior art clamps the two sides of the sheet metal part by the clamping mode, but the clamping mechanism is always in the clamping state during the lifting process, which is easy to rub against the sheet metal part, resulting in deformation of the side edge of the sheet metal part, and the prior art does not position the end of the sheet metal part, resulting in inconsistent bending length, so a sheet metal part positioning bending device is needed to meet people's needs. UTILITY MODEL CONTENTS

[0004] The utility model discloses a sheet metal part positioning bending device to solve the problems raised in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a sheet metal part positioning bending device, including base, be provided with the stand on the base, be provided with the top plate on the stand, be provided with the hydraulic cylinder on the top plate, be provided with the bending mould head on the hydraulic cylinder, be provided with the processing platform on the base, open the bending groove that is suitable for bending mould head on the processing platform, the bidirectional screw rod is rotatably connected in the processing platform, the right -hand thread slide and the reverse thread slide are threadedly connected on the bidirectional screw rod, the inclined rod is arranged on the right -hand thread slide and the reverse thread slide, rotatably connected have the cylinder on the side of two inclined rods that are close to each other, the movable seat is movably connected on the processing platform, the positioning plate is movably connected on the movable seat, and the positioning plate is arranged in parallel with the bending groove.

[0006] Preferably, the inclined direction of the inclined rod is parallel to one side of the bending groove, and the axial direction of the cylinder is the same as the inclined direction of the inclined rod.

[0007] Preferably, one side of the processing table is concave, the moving seat is arranged in the concave part, and the top end of the moving seat is in the same plane as the top end of the processing table.

[0008] Preferably, a one-way screw is rotationally connected in the processing table, a moving block is threadedly connected on the one-way screw, and the moving block is connected to the bottom end of the moving seat.

[0009] Preferably, a first lug is arranged on the side of the moving seat away from the inclined rod, a spring is arranged on the first lug, a second lug is connected to the spring, and the second lug is connected to the same side of the positioning plate.

[0010] Preferably, a guide rod is arranged on the first lug, and the second lug is slidingly connected to the guide rod.

[0011] Preferably, two limiting rods are arranged on the bottom end of the positioning plate, and the two limiting rods are slidingly connected to the top end of the moving seat.

[0012] The beneficial effects of the present application are as follows:

[0013] In the present application, the inclined rod cooperates with the roller to rotate the bidirectional screw, drive the normal-threaded sliding block and the reverse-threaded sliding block to move, clamp the two sides of the sheet metal part, realize the contact between the roller and the sheet metal part, ensure the lateral positioning effect of the sheet metal part, and ensure the angle change of the sheet metal part in the bending process to drive the roller to rotate, thereby avoiding the friction damage and deformation of the side of the sheet metal part.

[0014] In the present application, the moving seat cooperates with the positioning plate to provide positioning effect for the end of the sheet metal part, thereby ensuring that the bending length of the sheet metal part is the same each time. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A structure diagram of the sheet metal part positioning and bending device is provided in the present application.

[0016] Figure 2 A front view cross-sectional structure diagram of the sheet metal part positioning and bending device is provided in the present application.

[0017] Figure 3 A structure diagram of the sheet metal part positioning and bending device is provided in the present application. Figure 2 An enlarged structure diagram of position A in the present application.

[0018] Figure 4 A side view cross-sectional structure diagram of the bidirectional screw of the sheet metal part positioning and bending device is provided in the present application.

[0019] Figure 5 A side view cross-sectional structure diagram of the limiting rod of the sheet metal part positioning and bending device is provided in the present application.

[0020] In the figure: 1, base; 2, stand; 3, top plate; 4, hydraulic cylinder; 5, bending die head; 6, machining table; 7, bending groove; 8, bidirectional screw; 9, positive thread sliding block; 10, reverse thread sliding block; 11, inclined rod; 12, roller; 13, moving seat; 14, positioning plate; 15, one-way screw; 16, moving block; 17, first ear block; 18, spring; 19, second ear block; 20, guide rod; 21, limiting rod. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0022] Reference Figures 1-5 A sheet metal part positioning and bending device, comprising a base 1, the base 1 is provided with a stand 2, the stand 2 is provided with a top plate 3, the top plate 3 is provided with a hydraulic cylinder 4, the hydraulic cylinder 4 is provided with a bending die head 5, the base 1 is provided with a machining table 6, the machining table 6 is provided with a bending groove 7 matched with the bending die head 5, the machining table 6 is rotatably connected with a bidirectional screw 8, the bidirectional screw 8 is threadedly connected with a positive thread sliding block 9 and a reverse thread sliding block 10, the positive thread sliding block 9 and the reverse thread sliding block 10 are both provided with an inclined rod 11, the two inclined rods 11 are both rotatably connected with a roller 12 on the side close to each other, the machining table 6 is movably connected with a moving seat 13, the moving seat 13 is movably connected with a positioning plate 14, and the positioning plate 14 is arranged in parallel to the bending groove 7.

[0023] Through the cooperation of the inclined rod 11 and the roller 12, the bidirectional screw 8 is rotated, the positive thread sliding block 9 and the reverse thread sliding block 10 are driven to move, the two sides of the sheet metal part are clamped, the contact between the roller 12 and the sheet metal part is realized, the lateral positioning effect of the sheet metal part is ensured, the angle change of the sheet metal part in the bending process drives the roller 12 to rotate, thereby avoiding the friction damage and deformation of the side of the sheet metal part, and the cooperation of the moving seat 13 and the positioning plate 14 provides the positioning effect for the end of the sheet metal part, thereby ensuring that the bending length of the sheet metal part is the same each time.

[0024] Specifically, in the embodiment, the inclined direction of the inclined rod 11 is parallel to one side of the bending groove 7, and the axial direction of the roller 12 is the same as the inclined direction of the inclined rod 11, so that the angle change of the sheet metal part in the bending process is buffered by the parallel roller 12, thereby ensuring that the positioning effect of the sheet metal part in the machining process remains unchanged.

[0025] Specifically, in the embodiment, one side of the processing table 6 is concave, the moving seat 13 is arranged in the concave part, the top end of the moving seat 13 is in the same plane with the top end of the processing table 6, which ensures that the end of the sheet metal part is on the moving seat 13, and at the same time, the stability effect is achieved when the sheet metal part is placed on the processing table 6.

[0026] Specifically, in the embodiment, the one-way screw 15 is rotatably connected in the processing table 6, the moving block 16 is threadedly connected on the one-way screw 15, and the moving block 16 is connected to the bottom end of the moving seat 13, so that the position of the moving seat 13 is adjustable, thereby the position of the positioning plate 14 is adjustable, and the bending length of the sheet metal part can be adjusted according to different requirements.

[0027] Specifically, in the embodiment, the first lug 17 is arranged on the side of the moving seat 13 away from the inclined rod 11, the spring 18 is arranged on the first lug 17, the second lug 19 is connected to the spring 18, the second lug 19 is connected to the same side of the positioning plate 14, and the flexible connection between the positioning plate 14 and the moving seat 13 avoids the problem that the end of the sheet metal part is pushed to produce transverse displacement of the positioning plate 14 to cause deviation of the positioning effect of the positioning plate 14 when the sheet metal part is bent.

[0028] Specifically, in the embodiment, the guide rod 20 is arranged on the first lug 17, and the second lug 19 is slidingly connected to the guide rod 20, which further promotes the vertical movement of the positioning plate 14 on the moving seat 13 and avoids the transverse movement of the positioning plate 14.

[0029] Specifically, in the embodiment, two limiting rods 21 are arranged on the bottom end of the positioning plate 14, and the two limiting rods 21 are slidingly connected in the top end of the moving seat 13, which improves the uniformity of the angle of the positioning plate 14 in the moving and stable state, prevents the angle of the positioning plate 14 from being inclined, and improves the three-way positioning effect in the vertical direction between the positioning plate 14 and the inclined rod 11.

[0030] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, and any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A sheet metal part positioning and bending device, comprising a base (1), characterized in that: The base (1) is provided with a column (2), the column (2) is provided with a top plate (3), the top plate (3) is provided with a hydraulic cylinder (4), the hydraulic cylinder (4) is provided with a bending die (5), the base (1) is provided with a processing table (6), the processing table (6) is provided with a bending groove (7) adapted to the bending die (5), a bidirectional screw (8) is rotatably connected inside the processing table (6), a positive thread slider (9) and a negative thread slider (10) are threadedly connected to the bidirectional screw (8), both the positive thread slider (9) and the negative thread slider (10) are provided with inclined rods (11), and rollers (12) are rotatably connected to the side of the two inclined rods (11) that are close to each other. A movable seat (13) is movably connected to the processing table (6), and a positioning plate (14) is movably connected to the movable seat (13). The positioning plate (14) is arranged parallel to the bending groove (7).

2. The sheet metal positioning and bending device according to claim 1, characterized in that: The inclination direction of the inclined rod (11) is parallel to one side of the bending groove (7), and the axial direction of the roller (12) is the same as the inclination direction of the inclined rod (11).

3. The sheet metal positioning and bending device according to claim 1, characterized in that: One side of the processing table (6) is recessed, and the movable seat (13) is arranged in the recess. The top of the movable seat (13) is on the same plane as the top of the processing table (6).

4. The sheet metal part positioning and bending device according to claim 1, characterized in that: A one-way screw (15) is rotatably connected inside the processing table (6), and a moving block (16) is threadedly connected to the one-way screw (15). The moving block (16) is connected to the bottom end of the moving seat (13).

5. A sheet metal part positioning and bending device according to claim 1, characterized in that: The movable seat (13) is provided with a first ear block (17) on the side away from the inclined rod (11), a spring (18) is provided on the first ear block (17), a second ear block (19) is connected to the spring (18), and the second ear block (19) is connected to the same side of the positioning plate (14).

6. A sheet metal part positioning and bending device according to claim 5, characterized in that: The first ear block (17) is provided with a guide rod (20), and the second ear block (19) is slidably connected to the guide rod (20).

7. A sheet metal part positioning and bending device according to claim 1, characterized in that: Two limiting rods (21) are provided on the bottom end of the positioning plate (14), and both limiting rods (21) are slidably connected to the top end of the movable seat (13).

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