Bending forming device for metal workpiece

Abstract

The utility model relates to the technical field of hardware machining devices, in particular to a bending forming device for a metal workpiece. Comprising a machine table, a stamping assembly and a forming clamp are arranged on the machine table, the forming clamp comprises two backer seats, the two backer seats are oppositely arranged, and limiting assemblies are arranged on the backer seats; a guide groove is formed in the machine table, a guide sliding block is arranged at the bottom of the backer base, and the guide sliding block is arranged in the guide groove in a penetrating mode so that the backer base can conduct reciprocating translation along the machine table. A driving assembly is arranged below the machine table, the driving assembly is fixedly connected with the machine table, and the driving assembly is in transmission connection with the guide sliding blocks, so that the two backer seats are driven to get close to each other or get away from each other; the bending machine is reasonable in structure, the two backer seats can move on the machine table to adjust the distance, bending machining of metal workpieces with different lengths can be met, the limiting assemblies are arranged on the backer seats to fix the workpieces, displacement of the workpieces in the bending process is avoided, and machining quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hardware processing device technical field, concretely points to a kind of bending forming device of metal workpiece. BACKGROUND

[0002] Bending process refers to stamping of metal workpiece to form the process required shape, common metal plate bending processing is to bend the plate and its edge, facilitating subsequent assembly. For example, a kind of bending forming device of metal workpiece disclosed in Chinese patent CN221018344U, including base, the upper surface of base is fixed with support frame, the top of support frame is fixed with hydraulic pump, the transmission end of hydraulic pump is fixed with fixed frame by penetrating and extending to the inside of support frame, and the bottom inside of fixed frame is fixed with upper die;The device is provided with knob to drive rotating shaft rotation, two bevel gears are driven by rotating shaft, the rotating shaft is driven by bevel gear transmission, and the metal workpiece of different thicknesses is clamped and fixed by controlling the lifting of pressing plate, to assist the bending of metal workpiece of different thicknesses;Buffer mechanism is arranged between base and lower die, three layers of buffer are arranged in buffer mechanism, the pressure received by lower die is buffered by the cooperation between two magnetic blocks and two springs, to avoid damage to lower die and base caused by excessive pressure after long-term use. The above prior art is inconvenient to adjust when in use to support metal workpieces of different lengths, and metal workpieces lack limiting when bending, resulting in position deviation during metal workpiece bending. Therefore, the prior art still needs to be improved and developed. CONTENT OF UTILITY MODEL

[0003] The utility model aims at the defects and deficiencies of prior art, provide a kind of bending forming device of metal workpiece with reasonable structure, it is convenient to adjust, accurate and stable in processing.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] The bending forming device of metal workpiece, including machine table, the machine table is equipped with stamping assembly and forming clamp, the forming clamp includes two backrest seats, two backrest seats are oppositely arranged, and a limiting assembly is arranged on the backrest seat;The machine table is equipped with guide slot, the bottom of backrest seat is provided with guide sliding block, and the guide sliding block is arranged in the guide slot, so that the backrest seat can reciprocate along the machine table;Driving assembly is arranged below the machine table, the driving assembly is fixedly connected with the machine table, and the driving assembly is drivingly connected with the guide sliding block, so as to drive two backrest seats to approach or move away from each other.

[0006] According to the above scheme, the driving assembly includes motor and linkage rod, the motor is fixedly connected with the machine table, and the output shaft of the motor is provided with synchronizer, and the synchronizer drives two guide sliding blocks through linkage rod.

[0007] According to the above scheme, the synchronizer is provided with two track grooves, the upper end of the linkage rod is fixedly connected with a guide sliding block, and the lower end of the linkage rod is slidably arranged in the track groove.

[0008] According to the above scheme, the limiting assembly comprises two clamping plates and a double-headed screw rod, the abutment seat is provided with an adjusting groove, and the double-headed screw rod is rotatably arranged in the abutment seat; two screw sleeves are arranged on the double-headed screw rod, a synchronous sliding block is arranged on the clamping plate, the synchronous sliding block is arranged in the adjusting groove, and the synchronous sliding block is connected with the corresponding screw sleeve in a matched mode.

[0009] According to the above scheme, the middle part of the double-headed screw rod is provided with a sliding rod, the sliding rod is arranged in the two synchronous sliding blocks, and a fastening compression spring is arranged between the synchronous sliding block and the corresponding screw sleeve.

[0010] According to the above scheme, one end of the double-headed screw rod is provided with an input terminal, and the input terminal is connected with a power component.

[0011] According to the above scheme, the stamping assembly comprises a cylinder, a stamping head and a support, the support is fixedly arranged on a machine table, the cylinder is installed at the upper end of the support, the stamping head is movably arranged between the two abutment seats, and a stamping connecting rod is connected between the cylinder and the stamping head.

[0012] The utility model has the advantages of reasonable structure, movable abutment seats on the machine table for adjusting the distance, and the ability to meet the bending processing of metal workpieces of different lengths. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is the overall structure schematic diagram of the utility model;

[0014] Figure 2 is Figure 1 another perspective structure schematic diagram of

[0015] Figure 3 is the abutment seat structure schematic diagram of the utility model;

[0016] Figure 4 is the limiting assembly structure schematic diagram of the utility model.

[0017] In the drawing: 1, machine table; 2, abutment seat; 3, cylinder; 11, guide groove; 12, motor; 13, linkage rod; 14, synchronizer; 15, track groove; 21, guide sliding block; 22, clamping plate; 23, double-headed screw rod; 24, adjusting groove; 25, screw sleeve; 26, synchronous sliding block; 27, sliding rod; 28, fastening compression spring; 29, input terminal; 31, stamping head; 32, support; 33, stamping connecting rod. DETAILED DESCRIPTION

[0018] The technical scheme of the utility model will be described below with reference to the drawings and embodiments.

[0019] As Figures 1-4 shown, the utility model discloses a kind of bending forming devices of metal workpiece, including machine table 1, the machine table 1 is equipped with stamping assembly and forming fixture, the forming fixture includes two backrest seat 2, two backrest seat 2 are oppositely arranged, and limit component is equipped on backrest seat 2;The machine table 1 is equipped with guide slot 11, and the bottom of backrest seat 2 is equipped with guide slider 21, and guide slider 21 is arranged in guide slot 11 so that backrest seat 2 can reciprocate translation along machine table 1;The drive assembly is equipped below the machine table 1, and the drive assembly is fixedly connected with the machine table 1, and the drive assembly is drivingly connected with guide slider 21, to drive two backrest seat 2 to approach each other or away from each other. The drive assembly can drive guide slider 21 to slide in guide slot 11, to drive two backrest seat 2 to translate on the machine table 1, and preferably, the drive assembly synchronously drives two backrest seat 2 to approach each other or away from each other, to adjust the spacing between two backrest seat 2, to meet the bending processing requirement of metal workpiece of different length. Further, after the backrest seat 2 is adjusted in place, the two ends of metal workpiece are placed on two backrest seat 2 respectively, and then stamping assembly is stamped to metal workpiece to make it bend and set. Further, the limit component can fix the end of metal workpiece, to prevent workpiece from moving during stamping and bending, to improve the bending processing precision and quality of metal workpiece.

[0020] The drive assembly includes motor 12 and linkage rod 13, and motor 12 is fixedly connected with machine table 1, and synchronous device 14 is arranged on the output shaft of motor 12, and the synchronous device 14 drives two guide sliders 21 respectively through linkage rod 13. It can be understood that synchronous device 14 is used to convert the rotary motion of motor 12 into the linear motion of backrest seat 2. The motor 12 drives synchronous device 14 to rotate, and drives two guide sliders 21 to move along guide slot 11 through linkage rod 13, to adjust the spacing between two backrest seat 2. Specifically, two track grooves 15 are arranged on the synchronous device 14, and the upper end of linkage rod 13 is fixedly connected with guide slider 21, and the lower end of linkage rod 13 is slidably arranged in track groove 15. The track groove 15 is arc-shaped sliding groove, and motor 12 drives the rotation of synchronous device 14, and torsion is generated between track groove 15 and linkage rod 13, so that linkage rod 13 slides along track groove 15, to convert the rotary motion of synchronous device 14 into the linear motion of guide slider 21.

[0021] The limiting assembly comprises two clamping plates 22 and a stud bolt 23, the backrest seat 2 is provided with an adjusting groove 24, and the stud bolt 23 is rotatably arranged in the backrest seat 2; the stud bolt 23 is provided with two screw sleeves 25, the clamping plate 22 is provided with a synchronous sliding block 26, the synchronous sliding block 26 is arranged in the adjusting groove 24, and the synchronous sliding block 26 is connected with the corresponding screw sleeve 25 in a matched mode. When the stud bolt 23 rotates, the two screw sleeves 25 connected with the stud bolt 23 drive the two clamping plates 22 to move towards each other to clamp the metal workpiece or move away from each other to release the workpiece. Further, the middle part of the stud bolt 23 is provided with a slide rod 27, the slide rod 27 is arranged in the two synchronous sliding blocks 26, and the synchronous sliding block 26 and the corresponding screw sleeve 25 are provided with a fastening compression spring 28. The stud bolt 23 drives the screw sleeve 25 to move transversely through threaded transmission, the two screw sleeves 25 drive the two synchronous sliding blocks 26 to move through the fastening compression spring 28, when the screw sleeves 25 move towards each other, the fastening compression spring 28 drives the clamping plate 22 to clamp the metal workpiece, so that the displacement of the metal workpiece in the bending process is prevented. When the two screw sleeves 25 move away from each other, the fastening compression spring 28 is relaxed to release the metal workpiece by the clamping plate 22.

[0022] One end of the stud bolt 23 is provided with an input terminal 29, and a power component is connected to the input terminal 29. The stud bolt 23 is rotatably arranged on the backrest seat 2 through a bearing, the input terminal 29 is a square head or a flat head handle structure, the power component can be an electric motor or manual operation, a wrench or a sleeve is connected to the input terminal 29, so that the forward rotation of the stud bolt 23 can clamp the workpiece by the two clamping plates 22, and the reverse rotation of the stud bolt 23 can release the workpiece by the two clamping plates 22.

[0023] The stamping assembly comprises a cylinder 3, a stamping head 31 and a support 32, the support 32 is fixedly arranged on the machine table 1, the cylinder 3 is installed at the upper end of the support 32, the stamping head 31 is movably arranged between the two backrest seats 2, and the cylinder 3 is connected with the stamping head 31 through a stamping connecting rod 33. The stamping assembly is a conventional structure and will not be described here. Of course, the cylinder 3 as the power output component of the stamping head 31 can also be replaced by a hydraulic cylinder or other same type device.

[0024] The above only describes a preferred embodiment of the utility model, and equivalent changes or modifications made according to the structure, features and principles described in the utility model patent application range are included in the utility model patent application range.

Claims

1. A bending forming device for a metal workpiece, comprising a machine table (1) provided with a punching assembly and a forming clamp, characterized in that: The forming clamp comprises two abutment seats (2) oppositely arranged, and a limiting assembly is arranged on the abutment seat (2); a guide groove (11) is arranged on the machine table (1), and a guide sliding block (21) is arranged on the bottom of the abutment seat (2), the guide sliding block (21) is arranged in the guide groove (11), so that the abutment seat (2) can reciprocate along the machine table (1); a driving assembly is arranged below the machine table (1), the driving assembly is fixedly connected with the machine table (1), and the driving assembly is in transmission connection with the guide sliding block (21), so as to drive the two abutment seats (2) to approach or move away from each other.

2. The apparatus for bending forming of a metal workpiece according to claim 1, wherein: The driving assembly comprises a motor (12) and a linkage rod (13), the motor (12) is fixedly connected with the machine table (1), a synchronizer (14) is arranged on the output shaft of the motor (12), and the synchronizer (14) drives the two guide sliding blocks (21) through the linkage rod (13).

3. The apparatus for bending forming of a metal workpiece according to claim 2, wherein: The synchronizer (14) is provided with two track grooves (15), the upper end of the linkage rod (13) is fixedly connected with the guide sliding block (21), and the lower end of the linkage rod (13) is slidably arranged in the track groove (15).

4. The apparatus for bending forming of a metal workpiece of claim 1 wherein: The limiting assembly comprises two clamping plates (22) and a double-headed screw rod (23), an adjusting groove (24) is arranged on the abutment seat (2), and the double-headed screw rod (23) is rotatably arranged in the abutment seat (2); two screw sleeves (25) are arranged on the double-headed screw rod (23), a synchronous sliding block (26) is arranged on the clamping plate (22), the synchronous sliding block (26) is arranged in the adjusting groove (24), and the synchronous sliding block (26) is in matched connection with the corresponding screw sleeve (25).

5. The apparatus for bending forming of a metal workpiece according to claim 4, wherein: A sliding rod (27) is arranged in the middle of the double-headed screw rod (23), the sliding rod (27) is arranged in the two synchronous sliding blocks (26), and a fastening compression spring (28) is arranged between the synchronous sliding block (26) and the corresponding screw sleeve (25).

6. The apparatus for bending forming of a metal workpiece of claim 4 wherein: One end of the double-headed screw rod (23) is provided with an input terminal (29), and a power component is connected to the input terminal (29).

7. The apparatus for bending forming of a metal workpiece of claim 1 wherein: The stamping assembly comprises a cylinder (3), a stamping head (31) and a support (32), the support (32) is fixedly arranged on the machine table (1), the cylinder (3) is installed at the upper end of the support (32), the stamping head (31) is movably arranged between the two abutment seats (2), and a stamping connecting rod (33) is connected between the cylinder (3) and the stamping head (31).

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