CN210523569U

CN210523569U - Continuous bending die

Info

Publication number: CN210523569U
Application number: CN201921100435.8U
Authority: CN
Inventors: 韦清波; 程华忠
Original assignee: Suzhou Hengquanxin Hardware Technology Co Ltd
Current assignee: Suzhou Hengquanxin Hardware Technology Co Ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-05-15
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses a mould of bending in succession for processing material (300), the mould of bending includes last mould (100) and lower mould (200), go up mould (100) with be equipped with first mechanism (3), the second mechanism (4), the third mechanism (5) and the fourth mechanism (6) of bending between lower mould (200), material (300) are followed direction of delivery and are passed through in proper order first mechanism (3) of bending the second mechanism (4) of bending the third mechanism (5) of bending and the fourth mechanism (6) of bending realizes bending in succession. The utility model discloses a setting is fixed according to certain step distance and is bent mechanism, second, the mechanism of bending of third and the fourth mechanism of bending between last mould and lower mould, can realize the continuous processing and the shaping of material spare, and production efficiency is high, has avoided single mode processing one by one, improves the qualification rate of product.

Description

Continuous bending die

Technical Field

The utility model relates to a mould, in particular to mould of bending in succession.

Background

In the prior art, the application of multi-bending workpieces is very wide, for example, the application of a hook connecting piece for connecting components in printing equipment is applied. During operation, according to the existing mold, the hook connecting piece needs to be processed by adopting multiple procedures and multiple molds. Therefore, it has the following disadvantages: firstly, the operation is complicated, labor is wasted, time and labor are wasted, the cost is high, and the production efficiency is low; secondly, the product size is unstable due to single-sequence processing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the above-mentioned defect among the prior art, provide a mould of bending in succession, the machining efficiency of crotch connecting piece can effectively improve.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme: the utility model provides a mould of bending in succession for processing material spare, the mould of bending includes mould and lower mould, go up the mould with be equipped with first mechanism, the second mechanism, the third mechanism and the fourth mechanism of bending between the lower mould, material spare passes through in proper order along direction of delivery first mechanism of bending the second mechanism of bending the third mechanism and the fourth mechanism of bending realizes bending in succession.

Furthermore, the utility model discloses still provide following subsidiary technical scheme: the first bending mechanism comprises a first bending punch head arranged on the upper die and a first bending block correspondingly arranged on the lower die.

The first bending mechanism further comprises a forming punch and a first pressing block which are arranged on the upper die, and the forming punch is matched with the first pressing block to form a first forming groove.

The first bending mechanism further comprises a first forming male body arranged on the lower die, and a first forming surface matched with the first forming groove is arranged on the first forming male body.

The second bending die comprises a second bending punch arranged on the upper die and a second material pressing block tightly attached to the second bending punch, and the second bending punch is provided with a second forming groove.

The second bending die further comprises a second forming male die arranged on the lower die, and a second forming surface matched with the second forming groove is arranged on the second forming male die.

The second bending die comprises a second bending block arranged on the lower die, and an inclined first inclined plane is arranged on the side face of the second bending block.

The third bending mechanism comprises a side pushing punch head and a movable side pushing forming block which are installed on the upper die, and the side pushing punch head is matched with the inclined surface of the side pushing forming block.

The third bending mechanism further comprises a third forming male die which is arranged on the lower die and matched with the side-push forming block.

Fourth bending mechanism is including installing fourth shaping on the lower mould is public, fourth shaping is public to be equipped with and is turned over the flattening the fourth shaping of material spare is provided with.

Compared with the prior art, the utility model has the advantages of: the utility model discloses fix first mechanism, the second mechanism, the third mechanism and the fourth mechanism of bending between last mould and lower mould according to certain step, realize the continuous processing and the shaping of material spare, production efficiency is high, has avoided single mode processing one by one, improves the qualification rate of product.

Drawings

Fig. 1 is the overall structure schematic diagram of the bending die of the present invention.

Fig. 2 is a schematic view of the installation of the first bending mechanism of the bending die of fig. 1.

Fig. 3 is a partially enlarged view of the bending die a in fig. 1.

Fig. 4 is a schematic structural view of the forming punch of the first bending mechanism and the first swaging block.

Fig. 5 is a schematic view of a first forming pin of the first bending mechanism.

Fig. 6 is a schematic view of the installation of a second bending mechanism of the bending die of fig. 1.

Fig. 7 is a partial enlarged view of the bending die B in fig. 1.

Fig. 8 is a schematic structural view of a second bending punch and a second material pressing block of the second bending mechanism.

Fig. 9 is a schematic view of a second forming pin of the second bending mechanism.

Fig. 10 is a schematic view of the third bending mechanism of the bending die of fig. 1 mounted.

Fig. 11 is a partial enlarged view of the bending die C in fig. 1.

Fig. 12 is a schematic structural view of a side-push forming block of the third bending mechanism.

Fig. 13 is a schematic view of a third forming pin of the third bending mechanism.

Fig. 14 is an installation schematic diagram of a fourth bending mechanism of the bending die of fig. 1.

Fig. 15 is a partial enlarged view of the bending die D in fig. 1.

Fig. 16 is a schematic view of a fourth forming pin of the fourth bending mechanism.

FIG. 17 is a view showing a process of continuously bending a material.

Detailed Description

The following non-limiting detailed description of the present invention is provided in connection with the preferred embodiments and accompanying drawings.

As shown in fig. 1, the present invention provides a continuous bending die for processing a hook connector, which comprises an upper die 100 and a lower die 200. The upper die 100 comprises an upper die holder 101, and an upper backing plate 102, an upper clamping plate 103, a stop plate 104 and a stripper plate 105 which are sequentially arranged below the upper die holder 1. The lower die 200 includes a lower die base 201, and a lower backing plate 202 and a lower die plate 203 sequentially mounted on the lower die base 201. The upper die 100 and the lower die 200 are connected and guided by guide posts.

A first bending mechanism 3, a second bending mechanism 4, a third bending mechanism 5 and a fourth bending mechanism 6 are sequentially arranged between the upper die 100 and the lower die 200 along the conveying direction of the material 300.

With further reference to fig. 2 to 5, the first bending mechanism 3 includes a first bending punch 31, a forming punch 32 and a first material pressing block 33 mounted on the upper die 100, specifically, the first bending punch 31 and the forming punch 32 are fixed on the upper clamping plate 103, and the first material pressing block 33 is fixed on the stripper plate 105. The forming punch 32 is closely attached to the first swaging block 33, a first forming half 321 is formed at the bottom of the forming punch 32, a second forming half 331 is formed at the bottom of the first swaging block 33, and the first forming half 321 and the second forming half 331 are matched to form an arched first forming groove 301.

The first bending mechanism 3 further comprises a first bending block 34, a first forming block 35, a forming adjusting block 36 and a first floating assembly 37 which are installed on the lower template 203. Specifically, the first bending block 34 and the first bending punch 31 are correspondingly matched to bend the material 300, a gap is reserved between the first bending block 34 and the first bending punch 31, and the size of the gap is consistent with the thickness of the material 300. The first molding male 35 is correspondingly arranged below the first molding groove 301, and the upper end of the first molding male 35 is molded with a first molding surface 351 matched with the first molding groove 301. The forming adjustment block 36 is correspondingly disposed below the forming punch 32. The first floating assembly 37 is located between the first bending block 34 and the first forming core 35, and includes a floating block 371 movably disposed on the lower mold plate 203 and a spring 372 connected to the bottom of the floating block 371, the spring 372 is preferably a strong spring, and the spring 372 applies an upward pushing force to the floating block 37, so that the material 300 can be lifted by floating, and the material 300 can be bent conveniently. The material 300 enters the first bending mechanism 3 under the action of the feeding mechanism, the material 300 is placed on a floating block 371, an upper die 100 and a lower die 200 are assembled, a stripper plate 105 and a lower die plate 203 are closed to press the material 300 tightly, the floating block 371 descends along with the descending of the stripper plate 105, the material 300 is supported by a first bending block 34 and a forming adjusting block 36, and a first bending punch 31 is matched with the first bending block 34 to bend the material 300 by 90 degrees; the forming punch 32 is pressed downwards, the first forming groove 301 is matched with the first forming surface 351, and the material piece 300 is bent upwards in a 45-degree forming mode.

With further reference to fig. 6 to 9, the second bending mechanism 4 includes a second bending punch 41 fixed on the upper clamping plate 103 and a second material pressing block 42 fixed on the stripper plate 105, the second bending punch 41 and the second material pressing block 42 are abutted against each other, and a second forming groove 411 is formed at the bottom of the second bending punch 41.

The second bending mechanism 4 further includes a second bending block 43 fixed on the lower template 203, a second forming pin 44 and a second buoyancy module 45. The side of the second bending block 43 is provided with a first inclined surface 431 inclined at 45 degrees relative to the horizontal plane. The second molding male 44 is disposed corresponding to the second bending punch 41, a second molding surface 441 is molded on the upper end of the second molding male 44, and the second molding surface 441 includes a convex portion 4411 engaged with the second molding groove 411 and a second inclined surface 4412 inclined at 45 ° with respect to the horizontal plane. The second buoyancy lift subassembly 45 is located the second and bends 43 and the second shaping is public 44 between, and second buoyancy lift subassembly 45 structure is the same with first buoyancy lift subassembly 45, the utility model discloses no longer describe repeatedly. The material 300 is bent by the first bending mechanism 3 and then sent to the second bending mechanism 4, the material 300 is placed on the second floating assembly 45, the material removing plate 105 and the lower template 203 are closed to tightly press the material 300, the floating block 371 descends along with the descending of the material removing plate 105, and one end of the material 300 is bent for 45 degrees under the guidance of the first inclined plane 431 of the second bending block 43; the second bending punch 41 is pressed down, the second forming groove 411 is matched with the convex part 4411 to bend the material 300 by 45 degrees, and meanwhile, the other end of the material 300 is limited by the second inclined surface 4412 to incline.

With further reference to fig. 10 to 13, the third bending mechanism 5 includes a side-push punch 51 fixed to the upper clamping plate 103 and a side-push forming block 52 movably disposed on the stripper plate 105, the side-push punch 51 and the side-push forming block 52 being in inclined engagement. The stripper plate 105 is provided with a side pushing spring 53 and a spring fixing block 54 for fixing the side pushing spring 53, and the side pushing spring 53 is connected with the side pushing forming block 52 and provides a leftward pushing force for the side pushing forming block 52. The third bending mechanism 5 further comprises a third forming male 55 fixed on the lower die plate 203, and the third forming male 55 is matched with the side push forming block 52 to bend the material part 300. The bottom of the side push forming block 52 is provided with a third inclined surface 521, the top of the third forming male 55 is provided with a third forming surface 551, and the third inclined surface 521 and the third forming surface 551 are inclined at 45 degrees relative to the horizontal plane. The material 300 is bent by the second bending mechanism 4 and then sent to the third bending mechanism 5, the stripper plate 105 and the lower die plate 203 are closed to press the material 300, the side-push punch 51 moves downwards and is matched with the inclined surface of the side-push forming block 52, so that the side-push forming block 52 is pushed to move rightwards, and the third inclined surface 521 and the third forming surface 551 are matched together to bend the material 300 by 45 degrees.

With further reference to fig. 14 to 16, the fourth bending mechanism 6 includes a fourth forming male portion 61 fixed on the lower mold plate 203 and a third floating assembly 62, the fourth forming male portion 61 includes a fourth forming surface 611 of the reverse-flatly bending material 300, and the third floating assembly 62 is identical in structure to the first floating assembly 37, and is not repeated for practical and novel purposes. The material 300 is bent by the third bending mechanism 5 and then sent to the fourth bending mechanism 6, the stripper plate 105 and the lower die plate 203 are closed to press the material 300, and simultaneously, the fourth molding surface 611 of the fourth molding male 61 bends the material 300 flatly and reversely.

Further, as shown in fig. 17, the continuous bending process of the material 300 is as follows, the material 300 enters the first bending mechanism 3 under the action of the feeding mechanism, the die is closed, the first bending punch 31 cooperates with the first bending block 34 below to bend the left side of the material 300 downwards by 90 degrees, the forming punch 32 cooperates with the first pressing block 33 to press downwards, and cooperates with the first forming punch 35 below to bend the middle section of the material 300 upwards by 45 degrees; the material 300 enters the second bending mechanism 4 after being bent for the first time, the die is closed, the left end of the material 300 is bent inwards by 45 degrees under the guidance of the second bending block 43, the second bending punch 41 is pressed down with the second material pressing block 42, the middle section of the material 300 is bent upwards by 45 degrees in cooperation with the second forming male 44, and meanwhile, the right side of the material 300 is inclined downwards by 45 degrees under the limit of the second inclined surface 4412 of the second forming male 44; after the material part 300 is bent for the second time, the material part enters a third bending mechanism 5, a die is closed, a side push punch 51 pushes a side push forming block 52 to extrude the middle section of the material part 300 rightwards, and the middle section of the material part 300 is bent downwards for 45 degrees by matching with a third forming male 55; and the material part 300 enters the fourth bending mechanism 6 after being bent for the third time, the die is closed, and the fourth forming die 61 punches the material part 300 to enable the left end of the material part to be flattened upwards.

The utility model has the advantages that: the utility model discloses fix a plurality of mechanisms of bending on last mould and lower mould through certain step, realize the continuous processing and the shaping of material spare, production efficiency is high, has avoided single mode processing one by one, improves the qualification rate of product.

It should be noted that the above-mentioned preferred embodiments are only for illustrating the technical concepts and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, and the protection scope of the present invention cannot be limited thereby. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a mould of bending in succession for processing material (300), the mould of bending includes mould (100) and lower mould (200), its characterized in that: the bending die is characterized in that a first bending mechanism (3), a second bending mechanism (4), a third bending mechanism (5) and a fourth bending mechanism (6) are arranged between the upper die (100) and the lower die (200), and a material piece (300) sequentially passes through the first bending mechanism (3), the second bending mechanism (4), the third bending mechanism (5) and the fourth bending mechanism (6) along the conveying direction to realize continuous bending.

2. The continuous bending die of claim 1, wherein: the first bending mechanism (3) comprises a first bending punch head (31) arranged on the upper die (100) and a first bending block (34) correspondingly arranged on the lower die (200).

3. The continuous bending die of claim 1, wherein: the first bending mechanism (3) further comprises a forming punch head (32) and a first material pressing block (33) which are installed on the upper die (100), and the forming punch head (32) and the first material pressing block (33) are matched to form a first forming groove (301).

4. The continuous bending die of claim 3, wherein: the first bending mechanism (3) further comprises a first forming male die (35) installed on the lower die (200), and the first forming male die (35) is provided with a first forming surface (351) matched with the first forming groove (301).

5. The continuous bending die of claim 1, wherein: the second bending mechanism (4) comprises a second bending punch (41) arranged on the upper die (100) and a second pressing block (42) tightly attached to the second bending punch (41), and the second bending punch (41) is provided with a second forming groove (411).

6. The continuous bending die of claim 5, wherein: the second bending mechanism (4) further comprises a second forming male die (44) installed on the lower die (200), and a second forming surface (441) matched with the second forming groove (411) is arranged on the second forming male die (44).

7. The continuous bending die of claim 5, wherein: the second bending mechanism (4) comprises a second bending block (43) installed on the lower die (200), and a first inclined plane (431) is arranged on the side face of the second bending block (43).

8. The continuous bending die of claim 1, wherein: the third bending mechanism (5) comprises a side pushing punch head (51) and a movable side pushing forming block (52) which are arranged on the upper die (100), and the side pushing punch head (51) is matched with the inclined surface of the side pushing forming block (52).

9. The continuous bending die of claim 8, wherein: the third bending mechanism (5) further comprises a third forming male die (55) which is arranged on the lower die (200) and matched with the side-push forming block (52).

10. The continuous bending die of claim 1, wherein: the fourth bending mechanism (6) comprises a fourth forming male die (61) installed on the lower die (200), and the fourth forming male die (61) is provided with a fourth forming surface (611) for flatly pressing the material (300) in a reverse mode.