CN-121988690-A - Quick die change mechanism of cold header

CN121988690ACN 121988690 ACN121988690 ACN 121988690ACN-121988690-A

Abstract

The invention discloses a quick die changing mechanism of a cold header, which comprises a quick die changing assembly mounting surface of a machine body, wherein a wire die carrier is arranged at the top of the quick die changing assembly mounting surface of the machine body, the bottom of the quick die changing assembly mounting surface of the machine body is fixedly connected with the machine body, the left end of the bottom of the machine body is fixedly connected with a sliding seat, the top of the sliding seat is fixedly connected with a tool rest, the surface of the tool rest is provided with a cutter, the surface of the machine body is fixedly connected with a guide pillar, the surface of the guide pillar is in sliding connection with a punch, the surface of the punch is fixedly connected with an up-down moving die set, and the surface of the up-down moving die set is fixedly connected with a movable die carrier. According to the invention, when the die is replaced, the wire die frame, the movable die frame and the tool rest mounting assembly are uniformly placed on one part, the clamping groove is utilized for automatic positioning, the one-time clamping is completed, and the quick die replacing mechanism of the cold header can be applied to multiple machine types, so that the machine adjusting time is prolonged, the machine adjusting difficulty is reduced, and the accuracy of the whole machine is improved.

Inventors

JIN GAOSHENG
MAO JINMING
WANG NA
LONG XUAN
XU SHENGLIANG

Assignees

上海武灵轻工机器有限公司

Dates

Publication Date: 20260508
Application Date: 20260309

Claims (5)

1. The quick die changing mechanism of the cold header comprises a quick die changing assembly mounting surface (13) of the machine body and is characterized in that a wire die carrier (3) is arranged at the top of the quick die changing assembly mounting surface (13) of the machine body, the bottom of the quick die changing assembly mounting surface (13) of the machine body is fixedly connected with the machine body (1), the left end of the bottom of the machine body (1) is fixedly connected with a sliding seat (2), the top of the sliding seat (2) is fixedly connected with a tool rest (4), the surface of the tool rest (4) is provided with a cutter (5), the surface of the machine body (1) is fixedly connected with a guide post (10), the surface of the guide post (10) is slidably connected with a punch (8), the surface of the punch (8) is fixedly connected with an up-down moving die carrier (9), and the surface of the up-down moving die carrier (9) is fixedly connected with a movable die carrier (7).
2. The quick die changing mechanism of the cold header, as set forth in claim 1, wherein the surface of the filament die carrier (3) is provided with a bottom die and an eccentric pipe die, and the surface of the movable die carrier (7) is provided with a head die and a forming die.
3. The quick die changing mechanism of the cold header, as set forth in claim 1, is characterized in that round holes are formed in the surfaces of the filament die frame (3) and the movable die frame (7), clamping grooves are formed in the surface of the filament die frame (3), and square grooves are formed in the surface of the punch (8).
4. The quick die changing mechanism of the cold header according to claim 1, wherein the number of the guide posts (10) is two, and a material blocking rod (6) is fixedly connected to the left side of the punch (8).
5. The quick die change mechanism of the cold header, as set forth in claim 1, wherein the movable die carrier (7) has a movable die carrier assembly clamping groove (11) on a surface thereof, and the machine body quick die change assembly mounting surface (13) has a positioning groove (12) on a surface thereof.

Description

Quick die change mechanism of cold header Technical Field The invention relates to the technical field of cold heading machines, in particular to a quick die changing mechanism of a cold heading machine. Background The bimetal composite contact cold header is special equipment for producing contacts of various composite materials. The technology commonly applied in the current composite cold header market is to cut off two metal (such as silver and copper) wires, and the two metals are compounded into a firmly combined contact through primary upsetting and secondary upsetting by utilizing the fracture surface activity of the newly cut wires, but the existing cold header is inconvenient in machine die changing operation, so that the machine adjusting time is longer, the whole machine precision is reduced, and therefore, the quick die changing mechanism of the cold header is provided. Disclosure of Invention The invention aims to provide a quick die changing mechanism of a cold header, which aims to solve the problems in the background technology. In order to achieve the purpose, the quick die changing mechanism of the cold header comprises a quick die changing assembly mounting surface of a machine body, a wire die carrier is arranged at the top of the quick die changing assembly mounting surface of the machine body, the bottom of the quick die changing assembly mounting surface of the machine body is fixedly connected with the machine body, the left end of the bottom of the machine body is fixedly connected with a sliding seat, the top of the sliding seat is fixedly connected with a tool rest, the surface of the tool rest is provided with a cutter, the surface of the machine body is fixedly connected with a guide post, the surface of the guide post is slidably connected with a punch, the surface of the punch is fixedly connected with an upper die carrier and a lower die carrier, and the surface of the upper die carrier and the lower die carrier are fixedly connected with a movable die carrier. Preferably, the surface of the silk die carrier is provided with a bottom die and an eccentric pipe die, and the surface of the movable die carrier is provided with a head channel die and a forming die. Preferably, round holes are formed in the surfaces of the silk die frame and the movable die frame, clamping grooves are formed in the surfaces of the silk die frame, and square grooves are formed in the surfaces of the punches. Preferably, the number of the guide posts is two, and a material blocking rod is fixedly connected to the left side of the punch. Preferably, a movable mould frame assembly clamping groove is formed in the surface of the movable mould frame, and a positioning groove is formed in the surface of the mounting surface of the quick mould changing assembly of the machine body. Compared with the prior art, the invention has the following beneficial effects: according to the invention, when the die is replaced, the wire die frame, the movable die frame and the tool rest mounting assembly are uniformly placed on one part, the clamping groove is utilized for automatic positioning, the one-time clamping is completed, and the quick die replacing mechanism of the cold header can be applied to multiple machine types, so that the machine adjusting time is prolonged, the machine adjusting difficulty is reduced, and the accuracy of the whole machine is improved. Drawings FIG. 1 is a schematic diagram of the structure of the present invention; FIG. 2 is a schematic diagram of a quick mold change mechanism according to the present invention; FIG. 3 is a schematic view of a quick change wire form and tool holder of the present invention; FIG. 4 is a schematic diagram of a quick change mold frame according to the present invention; FIG. 5 is a schematic view of a quick change mold holder-body according to the present invention. In the figure, a machine body 1, a sliding seat 2, a wire die frame 3, a tool rest 4, a cutter 5, a material blocking rod 6, a movable die frame 7, a punch 8, an up-down moving die part 9, a guide post 10, a movable die frame assembly clamping groove 11, a positioning groove 12 and a machine body quick die change assembly mounting surface 13. Detailed Description The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention. The machine body 1, the sliding seat 2, the wire die frame 3, the tool rest 4, the cutter 5, the material blocking rod 6, the movable die frame 7, the punch 8, the up-down moving die piece 9, the guide post 10, the movable die frame assembly clamping groove