CN210995924U

CN210995924U - Stamping forming structure of I-shaped copper bar

Info

Publication number: CN210995924U
Application number: CN201921827870.0U
Authority: CN
Inventors: 李晓佳
Original assignee: Changshu Quark Resistance Alloy Co ltd
Current assignee: Changshu Quark Resistance Alloy Co ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-07-14
Anticipated expiration: 2029-10-29

Abstract

The utility model belongs to the technical field of stamping devices, in particular to a stamping forming structure of I-shaped copper bars, which comprises an upper template driven by a driving device and a lower template matched with the upper template, wherein the bottom of the upper template is fixedly connected with an upper stamping die, and the top of the lower template is provided with a lower stamping die corresponding to the upper stamping die; set up the backplate that has the bending plate support column through the top both ends at the lower bolster, and set up the bending plate between two bending plate support columns, set up the linkage stripper bar that corresponds with the position of bending plate on the cope match-plate pattern simultaneously, when the punching press, the linkage stripper bar of both sides will be buckled the inboard extrusion of board, the design hook that makes the bending plate buckles to the edge of copper bar, make the punching press process can accomplish the process of buckling simultaneously, compound punching press process, then utilize the electric welder welding to two copper bars, alright accomplish the processing of I shape copper bar, processing steps have been simplified, machining efficiency is improved.

Description

Stamping forming structure of I-shaped copper bar

Technical Field

The utility model belongs to the technical field of stamping device, concretely relates to stamping forming structure of I shape copper bar.

Background

The copper bar is a large-current conductive product, is suitable for electrical engineering such as high-low voltage electrical appliances, switch contacts, power distribution equipment, bus ducts and the like, is also widely used for metal smelting, electrochemical plating, chemical caustic soda and other super-large current electrolytic smelting engineering, has the advantages of low resistivity, large bending degree and the like, is also called as a copper bus, a copper busbar or a copper busbar, and a grounding copper bar, is a long conductor with a rectangular or chamfered rectangular cross section and is made of an aluminum material, and plays a role in conveying current and connecting electrical equipment in a circuit.

In a general stamping forming I-shaped copper bar, firstly two C-shaped copper sheets are formed by stamping through a stamping machine, then the two C-shaped copper sheets are electrically welded through an electric welding machine to form the I-shaped copper bar, and the I-shaped copper bar needs to be bent at two sides, so that the stamping process has more steps, and therefore a stamping structure capable of simplifying the steps is needed.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a stamping forming structure of I shape copper bar has and buckles the characteristics of processing step are simplified to the I shape structure at the process of punching press.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stamping forming structure of I shape copper bar, include by drive arrangement drive the cope match-plate pattern and with cope match-plate pattern complex lower bolster, the bottom fixedly connected with upper punch die of cope match-plate pattern, the top of lower bolster corresponds upper punch die is equipped with lower punch die, lower punch die with lower bolster fixed connection, the top both ends of lower bolster are fixed with the backplate, be equipped with a plurality of bending plate support column that the interval set up on the inside wall of backplate, adjacent two rotate between the bending plate support column and be connected with the bending plate that is used for buckling the copper bar, the bottom of cope match-plate pattern corresponds the position of bending plate is equipped with the linkage stripper bar, the linkage stripper bar with cope match-plate pattern fixed connection, the bending plate with have the confession between the backplate the extrusion groove of linkage stripper bar direction.

Preferably, the two sides of the bending plate supporting column are provided with rotating shafts, and the bending plate is connected with the bending plate supporting column through the rotating shafts in a rotating mode.

Preferably, the bending plate is shaped like "L", and the bottom of the bending plate has a shaping hook bent inward, and the length of the bending plate is longer than the thickness of the lower die, and the shaping hook is engaged to the bottom of the lower die.

Preferably, the inner side of the linkage extrusion rod is provided with a reinforcing rib, the reinforcing rib is fixedly connected with the upper template and the linkage extrusion rod, and the linkage extrusion rod is fixedly connected with the upper template through the reinforcing rib.

Preferably, the bottom of the upper punch is provided with pre-pressing points at intervals, and the pre-pressing points and the upper punch are integrally formed.

Preferably, the top of the upper template is provided with a stamping rod connected with an external power source, and the stamping rod is fixedly connected with the upper template.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in, have the backplate of buckling plate support column through the top both ends setting at the lower bolster, and set up the buckling plate between two buckling plate support columns, set up the linkage stripper bar that corresponds with the position of buckling plate on the cope match-plate pattern simultaneously, when the punching press, the linkage stripper bar of both sides will buckle the inboard extrusion of board, the design hook that makes the buckling plate is buckled to the edge of copper bar, make the punching press process can accomplish the bending process simultaneously, compound punching press process, then utilize the electric welder welding to two copper bars, alright accomplish the processing of I shape copper bar, the processing step is simplified, the machining efficiency is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic structural view of the pressing state of the present invention;

fig. 4 is a schematic top view of the present invention.

In the figure: 1. mounting a template; 11. a stamping rod; 12. an upper stamping die; 121. pre-pressing points; 2. a lower template; 201. extruding a groove; 21. punching the die at the lower part; 22. a bending plate support column; 221. a rotating shaft; 23. a guard plate; 3. linkage extrusion rods; 31. reinforcing ribs; 4. a bending plate; 41. and (4) shaping hooks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a stamping forming structure of I shape copper bar, include by drive arrangement driven cope match-plate pattern 1 and with 1 complex lower bolster 2 of cope match-plate pattern, cope match-plate pattern 1's bottom fixedly connected with upper stamping die 12, the top of lower bolster 2 corresponds upper stamping die 12 and is equipped with lower stamping die 21, lower stamping die 21 and 2 fixed connection of lower bolster, the top both ends of lower bolster 2 are fixed with backplate 23, be equipped with a plurality of bending plate support column 22 that the interval set up on the inside wall of backplate 23, it is connected with the bending plate 4 that is used for buckling the copper bar to rotate between two adjacent bending plate support column 22, the position that the bottom of cope match-plate pattern 1 corresponds bending plate 4 is equipped with linkage stripper bar 3,

linkage stripper bar

3 and 1 fixed connection of cope match-plate pattern, have the extrusion groove 201 that supplies linkage stripper bar 3 to lead between bending.

In the embodiment, the protective plates 23 with the bending plate support columns 22 are arranged at two ends of the top of the lower template 2, the bending plate 4 is arranged between the two bending plate support columns 22, the linkage extrusion rods 3 corresponding to the positions of the bending plates 4 are arranged on the upper template 1, when the copper bar stamping die is used, the copper bar is placed on the lower stamping die 21, when the upper template 1 is driven by the driving device to extrude downwards, the linkage extrusion rods 3 on two sides extrude the bending plates 4 towards the inner side, so that the shaping hooks 41 of the bending plates 4 bend the edges of the copper bar, the copper bar can be simultaneously bent in the stamping process, then the copper bar is pushed out from one side through the material pushing mechanism, the stamping process is repeated by feeding, another copper bar is stamped, then the two copper bars are welded by using the electric welder, the processing of the I-shaped copper bar can be completed, and the processing steps are simplified, the processing efficiency is improved.

Specifically, the both sides of bending plate support column 22 all are equipped with pivot 221, rotate through pivot 221 between bending plate 4 and the bending plate support column 22 and be connected, through setting up pivot 221, make smooth and easy rotation between bending plate 4 and the bending plate support column 22, guarantee the intensity of bending plate 4 when the extrusion.

Specifically, bending plate 4 is "L" shape, and bending plate 4's bottom has the design hook 41 of inside side bending, and bending plate 4's length is greater than lower stamping die 21's thickness, and design hook 41 block to lower stamping die 21's bottom through setting up bending plate 4 of "L" shape, makes bending plate 4 at the pivoted in-process downwards, can laminate the corner of copper bar, buckles the copper bar corner.

Specifically, the inboard of linkage extrusion pole 3 is equipped with strengthening rib 31, and strengthening rib 31 and cope match-plate pattern 1, the equal fixed connection of linkage extrusion pole 3 pass through strengthening rib 31 fixed connection between linkage extrusion pole 3 and the cope match-plate pattern 1, can guarantee that the intensity of linkage extrusion pole 3 is than higher, can not outside bending deformation, has sufficient intensity and extrudees bent plate 4.

Specifically, the bottom interval of upper stamping die 12 is provided with prepressing point 121, prepressing point 121 and upper stamping die 12 integrated into one piece, through the prepressing point 121 that sets up interval distribution, wherein prepressing point 121 is bump and concave point, can make two copper bars form indentation in advance after the punching press, conveniently weld the copper bar.

Specifically, the top of cope match-plate pattern 1 is equipped with the punching press pole 11 of being connected with external power source, punching press pole 11 and cope match-plate pattern 1 fixed connection, and external power source can be for press machine or cylinder, comes to provide power for the punching press.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, when using, place the copper bar under on stamping die 21, under the drive of upper die plate 1 at drive arrangement, when extruding downwards, the linkage stripper bar 3 of both sides will buckle 4 extrusion to the inboard, make the design hook 41 of buckling 4 buckle to the edge of copper bar, make the punching press process can accomplish the bending process simultaneously, then rethread pushing equipment, release the copper bar from one side, material loading repeated stamping process once more, carry out the punching press to another copper bar, then utilize the electric welder to weld two copper bars, alright accomplish the processing of I shape copper bar, processing steps have been simplified, machining efficiency is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a stamping forming structure of I shape copper bar, include by drive arrangement drive cope match-plate pattern (1) and with cope match-plate pattern (1) complex lower bolster (2), its characterized in that: the bottom of the upper template (1) is fixedly connected with an upper stamping die (12), the top of the lower template (2) is provided with a lower stamping die (21) corresponding to the upper stamping die (12), the lower stamping die (21) is fixedly connected with the lower template (2), guard plates (23) are fixed at two ends of the top of the lower template (2), a plurality of bending plate supporting columns (22) are arranged on the inner side wall of the protective plate (23) at intervals, a bending plate (4) for bending the copper bar is rotatably connected between every two adjacent bending plate supporting columns (22), a linkage extrusion rod (3) is arranged at the bottom of the upper template (1) corresponding to the position of the bending plate (4), the linkage extrusion rod (3) is fixedly connected with the upper template (1), and an extrusion groove (201) for guiding the linkage extrusion rod (3) is formed between the bending plate (4) and the guard plate (23).

2. The punch forming structure of the I-shaped copper bar of claim 1, wherein: both sides of bending plate support column (22) all are equipped with pivot (221), bending plate (4) with pass through between bending plate support column (22) pivot (221) rotate to be connected.

3. The punch forming structure of the I-shaped copper bar as claimed in claim 1, wherein the bending plate (4) is shaped like L, the bottom of the bending plate (4) is provided with a shaping hook (41) bent inwards, the length of the bending plate (4) is greater than the thickness of the lower punch (21), and the shaping hook (41) is clamped to the bottom of the lower punch (21).

4. The punch forming structure of the I-shaped copper bar of claim 1, wherein: the inboard of linkage squeeze bar (3) is equipped with strengthening rib (31), strengthening rib (31) with cope match-plate pattern (1) the equal fixed connection of linkage squeeze bar (3), linkage squeeze bar (3) with pass through between cope match-plate pattern (1) strengthening rib (31) fixed connection.

5. The punch forming structure of the I-shaped copper bar of claim 1, wherein: the bottom of the upper stamping die (12) is provided with pre-pressing points (121) at intervals, and the pre-pressing points (121) and the upper stamping die (12) are integrally formed.

6. The punch forming structure of the I-shaped copper bar of claim 1, wherein:

the stamping die is characterized in that a stamping rod (11) connected with an external power source is arranged at the top of the upper die plate (1), and the stamping rod (11) is fixedly connected with the upper die plate (1).