CN214866330U - Stamping die capable of adjusting bending angle of workpiece - Google Patents

Abstract

The utility model provides a can adjust work piece bending angle's stamping die, including last mould and lower mould, be provided with a shaping piece in the lower surface of lower bolster, the upper left side of shaping piece is provided with a shaping pole, the shaping pole upwards passes the lower bolster and upwards extends, the fixed briquetting that is provided with on the lower bolster, the briquetting sets up the top at the shaping piece, be provided with a second recess in the shaping piece upper surface, be provided with a second spring in the second recess, the upper end of second spring is passed the lower bolster and is connected with the briquetting, constitute the slip pair of vertical direction between shaping piece and the lower bolster, the shaping piece is connected with elevating system. The utility model discloses a can adjust work piece bending angle's stamping die operation is simple and easy, need not the bending angle that the mould removal just can adjust the work piece, drives the plastic pole through elevating system and shifts up and move down and adjust work piece bending angle, need not to reprocess part or newly make parts, and is very convenient, subtracts the short debugging cycle, and the cost is reduced has improved production efficiency.

Description

Stamping die capable of adjusting bending angle of workpiece

Technical Field

The utility model relates to the field of machinary, especially, relate to the sheet metal working technique, particularly a stamping die that can adjust work piece bending angle.

Background

Bending is one of the most common forming methods in the stamping process, and the rebound phenomenon is inevitably generated due to the action of elastic recovery and residual stress after the plate is bent and formed. The bending springback refers to the phenomenon that plastic bending is the same as any plastic deformation, and after the external load is removed, elastic deformation is accompanied, so that the size of a workpiece is inconsistent with that of a die, and the phenomenon is called springback. In the prior art, the bending resilience of a debugging workpiece is inconvenient, and a new part or a repaired part is usually required to be manufactured, so that the debugging is inconvenient, the period is long, and the maintenance cost is high.

Disclosure of Invention

An object of the utility model is to provide a can adjust work piece bending angle's stamping die, this kind of stamping die that can adjust work piece bending angle solve the inconvenient technical problem of bending angle debugging of work piece among the prior art.

The utility model discloses a stamping die capable of adjusting the bending angle of a workpiece, which comprises an upper die and a lower die, wherein the upper die comprises an upper die base, an upper padding plate is arranged at the lower side of the upper die base, an upper clamping plate is arranged at the lower side of the upper padding plate, a stop plate is arranged below the upper clamping plate, an upper stripper plate is arranged at the lower side of the stop plate, equal-height sleeves are arranged in the upper padding plate, an upper sleeve screw is arranged in the equal-height sleeves, a contour block is arranged in the upper stripper plate, the lower die comprises a lower die base, the lower die base is arranged below the upper die base, a lower padding plate is arranged on the lower die base, a lower die plate is arranged on the lower padding plate, a lower die floating block is arranged in the lower die plate, a first groove is arranged in the upper surface of the lower die base, a first spring is arranged in the first groove, the upper end of the first spring passes through the lower padding plate and is connected with the lower die floating block, a shaping block is arranged in the lower surface of the lower die, the left upper side of the shaping block is provided with a shaping rod, the shaping rod upwards penetrates through the lower template and upwards extends, a pressing block is fixedly arranged on the lower template, the pressing block is arranged above the shaping block, a second groove is arranged in the upper surface of the shaping block, a second spring is arranged in the second groove, the upper end of the second spring penetrates through the lower template and is connected with the pressing block, a sliding pair in the vertical direction is formed between the shaping block and the lower template, the shaping block is connected with a lifting mechanism, the lifting mechanism comprises an adjusting rod, the adjusting rod is arranged in the upper surface of the lower base plate, the adjusting rod and the lower base plate form a sliding pair in the horizontal direction, the lower end surface of the shaping block and the upper surface of the adjusting rod are both provided with inclined surfaces, the two inclined surfaces are in contact fit with each other, the right end of the adjusting rod rightwards extends to the outer side of the lower base plate and is vertically connected with a vertical plate, and a first threaded hole is formed in the vertical plate, a fixing block is arranged on the right side of the vertical plate on the lower die base, a through hole and a second threaded hole are respectively formed in the upper portion and the lower portion of the fixing block, fixing bolts are arranged in the first threaded hole and the through hole, an adjusting bolt is arranged in the second threaded hole, a circumferential revolute pair is arranged between the tail portion of the adjusting bolt and the adjusting rod, and an axial limiting mechanism is arranged between the tail portion of the adjusting bolt and the adjusting rod.

Furthermore, a knob is arranged at the right end of the adjusting bolt.

Compared with the prior art, the utility model, its effect is positive and obvious. The utility model discloses a can adjust work piece bending angle's stamping die operation is simple and easy, need not the bending angle that the mould removal just can adjust the work piece, drives the plastic pole through elevating system and shifts up and move down and adjust work piece bending angle, need not to reprocess part or newly make parts, and is very convenient, subtracts the short debugging cycle, and the cost is reduced has improved production efficiency.

Drawings

Fig. 1 is the utility model discloses a can adjust stamping die's of work piece bending angle die sinking state structure sketch map.

Fig. 2 is a schematic structural diagram of a closed die state of the stamping die capable of adjusting the bending angle of the workpiece according to the present invention.

Fig. 3 is the utility model discloses a can adjust lower mould structure sketch map among stamping die of work piece bending angle.

Detailed Description

Example 1

The present invention will be further described with reference to the accompanying drawings and embodiments, but the present invention is not limited to this embodiment, and the protection scope of the present invention should be included in all similar structures and similar variations thereof.

As shown in fig. 1, 2 and 3, the stamping die capable of adjusting the bending angle of a workpiece of the present invention comprises an upper die and a lower die, wherein the upper die comprises an upper die base 1, an upper padding plate 2 is arranged on the lower side of the upper die base 1, an upper clamping plate 4 is arranged on the lower side of the upper padding plate 2, a stop plate 5 is arranged below the upper clamping plate 4, an upper stripper plate 7 is arranged on the lower side of the stop plate 5, equal-height sleeves 3 are arranged in the upper padding plate 2, the upper clamping plate 4, the stop plate 5 and the upper stripper plate 7, a socket screw is arranged in the equal-height sleeves 3, a contour block 6 is arranged in the upper stripper plate 7, the lower die comprises a lower die base 16, the lower die base 16 is arranged below the upper die base 1, a lower padding plate 15 is arranged on the lower padding plate 15, a lower die plate 13 is arranged in the lower die plate 13, a lower die floating block 12 is arranged in the lower die base 16, a first groove is arranged in the upper surface of the lower die base 16, a first spring 14 is arranged in the first groove, the upper end of a first spring 14 penetrates through a lower backing plate 15 and is connected with a lower die floating block 12, a shaping block 11 is arranged in the lower surface of a lower template 13, a shaping rod 21 is arranged on the left upper side of the shaping block 11, the shaping rod 21 upwards penetrates through the lower template 13 and upwards extends, a pressing block 8 is fixedly arranged on the lower template 13, the pressing block 8 is arranged above the shaping block 11, a second groove is arranged in the upper surface of the shaping block 11, a second spring 9 is arranged in the second groove, the upper end of the second spring 9 penetrates through the lower template 13 and is connected with the pressing block 8, a vertical sliding pair is formed between the shaping block 11 and the lower template 13, the shaping block 11 is connected with a lifting mechanism, the lifting mechanism comprises an adjusting rod 22, the adjusting rod 22 is arranged in the upper surface of the lower backing plate 15, the adjusting rod 22 and the lower backing plate 15 form a horizontal sliding pair, and the lower end surface of the shaping block 11 and the upper surface of the adjusting rod 22 are both arranged as inclined planes, the two inclined planes are in mutual contact and match, the right end of the adjusting rod 22 extends rightwards to the outer side of the lower base plate 15 and is vertically connected with a vertical plate 17, a first threaded hole is formed in the vertical plate 17, a fixing block 18 is arranged on the right side of the vertical plate 17 on the lower die base 16, the upper portion and the lower portion of the fixing block 18 are respectively provided with a through hole and a second threaded hole, fixing bolts 19 are arranged in the first threaded hole and the through hole, an adjusting bolt 20 is arranged in the second threaded hole, a circumferential revolute pair is arranged between the tail portion of the adjusting bolt 20 and the adjusting rod 22, and an axial limiting mechanism is arranged.

Further, a knob (not shown) is provided at the right end of the adjusting bolt 20.

Specifically, the equal-height sleeve 3, the profiling block 6, the lifting mechanism and the like in the embodiment all adopt the known solutions in the prior art, and those skilled in the art know the solutions, and are not described herein again.

The working principle of the embodiment is as follows: the upper die moves downwards, the upper stripper plate 7 drives the contour block 6 to move downwards, the contour block 6 contacts the workpiece 10, the lower die floating block 12 and the upper contour block 6 tightly press the workpiece 10 and continue to move downwards to the bottom dead center of the die, namely, the die closing state, at the moment, the knob is rotated, the adjusting bolt 20 drives the adjusting rod 22 to move back and forth, the adjusting rod 22 drives the shaping block 11 and the shaping rod 21 to move up and down, the shaping rod 21 adjusts the bending angle of the workpiece 10, and the fixed bolt 19 is installed after the bending angle of the workpiece 10 is determined so that the position of the shaping rod 21 is fixed. When the adjusting bolt 20 moves leftwards, the adjusting rod 22 pushes the shaping block 11 and the shaping rod 21 to move upwards through the inclined surface, the bending angle of the workpiece 10 is increased, and the second spring 9 is pressed and contracted. When the adjusting bolt 20 moves rightwards, the adjusting rod 22 is driven to move rightwards, the second spring 9 rebounds to enable the shaping block 11 and the shaping rod 21 to move downwards, and the bending angle of the workpiece 10 is reduced.

The utility model discloses a can adjust work piece bending angle's stamping die operation is simple and easy, need not the bending angle that the mould removal just can adjust work piece 10, drives plastic pole 21 through elevating system and shifts up and move down and adjust work piece 10 bending angle, need not to reprocess part or newly-made part, and is very convenient, subtracts the short debugging cycle, and the cost is reduced has improved production efficiency.

Claims (2)

1. The utility model provides a can adjust work piece bend angle's stamping die, includes mould and lower mould, its characterized in that: the upper die comprises an upper die base (1), an upper backing plate (2) is arranged on the lower side of the upper die base (1), an upper clamping plate (4) is arranged on the lower side of the upper backing plate (2), a stop plate (5) is arranged below the upper clamping plate (4), an upper stripper plate (7) is arranged on the lower side of the stop plate (5), equal-height sleeves (3) are arranged in the upper backing plate (2), the upper clamping plate (4), the stop plate (5) and the upper stripper plate (7), sleeve screws are arranged in the equal-height sleeves (3), a contour block (6) is arranged in the upper stripper plate (7), the lower die comprises a lower die base (16), the lower die base (16) is arranged below the upper die base (1), a lower backing plate (15) is arranged on the lower die base (16), a lower die plate (13) is arranged on the lower backing plate (15), a lower die floating block (12) is arranged in the lower die plate (13), and a first groove is arranged in the upper surface of the lower die base (16), a first spring (14) is arranged in the first groove, the upper end of the first spring (14) penetrates through the lower backing plate (15) and is connected with the lower die floating block (12), a shaping block (11) is arranged in the lower surface of the lower backing plate (13), a shaping rod (21) is arranged on the left upper side of the shaping block (11), the shaping rod (21) upwards penetrates through the lower backing plate (13) and upwards extends, a pressing block (8) is fixedly arranged on the lower backing plate (13), the pressing block (8) is arranged above the shaping block (11), a second groove is arranged in the upper surface of the shaping block (11), a second spring (9) is arranged in the second groove, the upper end of the second spring (9) penetrates through the lower backing plate (13) and is connected with the pressing block (8), a vertical sliding pair is formed between the shaping block (11) and the lower backing plate (13), and the shaping block (11) is connected with a lifting mechanism, the lifting mechanism comprises an adjusting rod (22), the adjusting rod (22) is arranged in the upper surface of a lower base plate (15), the adjusting rod (22) and the lower base plate (15) form a sliding pair in the horizontal direction, the lower end surface of a shaping block (11) and the upper surface of the adjusting rod (22) are both arranged to be inclined surfaces, the two inclined surfaces are in mutual contact and match, the right end of the adjusting rod (22) extends rightwards to the outer side of the lower base plate (15) and is vertically connected with a vertical plate (17), a first threaded hole is formed in the vertical plate (17), a fixing block (18) is arranged on a lower die holder (16) on the right side of the vertical plate (17), a through hole and a second threaded hole are respectively formed in the upper portion and the lower portion of the fixing block (18), a fixing bolt (19) is arranged in the first threaded hole and the through hole, an adjusting bolt (20) is arranged in the second threaded hole, and a rotating pair, a circular circumferential direction, is arranged between the tail portion of the adjusting bolt (20) and the adjusting rod (22), And is provided with an axial limiting mechanism.

2. The stamping die capable of adjusting the bending angle of a workpiece as claimed in claim 1, wherein: the right end of the adjusting bolt (20) is provided with a knob.

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