Wire trimming device of wiring machine

Abstract

The utility model discloses a wire cutting device of a wiring machine, which comprises a cutting component bottom plate, a pushing swing arm cylinder is fixedly mounted on one side of the cutting component bottom plate, one end of a piston end of the pushing swing arm cylinder is fixedly connected with a fisheye joint, and the piston end of the pushing swing arm cylinder drives the fisheye joint to push a scissor bottom plate. A rotating rod at the top of a scissor bottom plate slides along an arc-shaped groove, a rotating shaft at the included angle of the scissor bottom plate is matched, the other end of the scissor bottom plate and a shearing assembly installed on the side wall of the scissor bottom plate do swing arm rotation, and two sets of limiting columns on a shearing assembly bottom plate are matched to limit left-right swing of the scissor bottom plate. After the piston end of the shearing air cylinder drives the hook knife to stretch out of the fixed knife fixing base, the piston end of the swing arm air cylinder is pushed to drive the shearing assembly hook knife to swing to the position where the electric heating wire needs to be sheared, the end of the hook knife hooks the electric heating wire, the shearing air cylinder is recycled, the hook knife retracts into the fixed knife fixing base, and the hook knife and the fixed knife are matched to shear and cut off the copper wire.

Description

Technical Field

[0001] The utility model relates to the technical field of coil embroidery wiring, in particular to a thread cutting device for a wiring machine. Background Art

[0002] Manual cutting is used for wiring, which is not conducive to the realization of automation. There are many kinds of wires for wiring. The existing wire cutting devices have poor versatility. Some copper wires have fibers in the middle, and some have fibers in the middle of PVC wrapping, resulting in unsatisfactory cutting effects and uneven cutting of heating wires. Therefore, we need to propose a wire cutting device for wiring machines. Utility Model Content

[0003] The purpose of the utility model is to provide a wiring machine wire cutting device, which can be used for the automatic wire cutting of copper wire, copper ribbon fiber, copper ribbon PVC wrapping, and copper ribbon PVC ribbon fiber, so as to achieve high-quality, automatic and efficient wiring, so as to solve the problems raised in the above background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A wiring machine wire cutting device, comprising a shearing assembly bottom plate, a push swing arm cylinder is fixedly installed on one side of the shearing assembly bottom plate, one end of the push swing arm cylinder piston end is fixedly connected to a fisheye joint, a scissors bottom plate is rotatably installed on one side of the fisheye joint, a rotating shaft is rotatably installed at the angle of the scissors bottom plate, one end of the rotating shaft is fixedly installed on the side wall of the shearing assembly bottom plate, and a shearing assembly for shearing electric heating wires is installed on one side of the scissors bottom plate;

[0006] The shearing assembly includes a shearing cylinder, which is fixedly mounted on the side wall of the scissors base plate. A hook knife is installed at one end of the shearing cylinder piston end. A fixed knife fixing seat used in conjunction with the hook knife is fixedly mounted on the side wall of one end of the scissors base plate. An adjusting spring piece is installed inside the fixed knife fixing seat. One side of the adjusting spring piece is in contact with one side of the hook knife. A fixed knife is fixedly mounted on one side of the fixed knife fixing seat.

[0007] Preferably, one end of the hook knife is located inside the fixed knife fixing seat, and one side of the hook knife is in contact with one side of the fixed knife.

[0008] Preferably, two groups of limiting columns are fixedly mounted on one side of the shear assembly bottom plate, and one end of the scissors bottom plate is located between the two groups of limiting columns.

[0009] Preferably, a rotating rod is installed in the inner rotation of one end of the fisheye joint, and the outer wall of one end of the rotating rod is connected to the inner rotation of one end of the scissors bottom plate.

[0010] Preferably, the bottom plate of the shearing assembly is provided with an arc-shaped groove for limiting the swing of the bottom plate of the scissors, and one end of the rotating rod is located inside the arc-shaped groove.

[0011] Preferably, a hook knife adapter block is fixedly mounted on the end of the shear cylinder piston end, and the hook knife is fixedly mounted on the inner side wall of the hook knife adapter block.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model drives the fisheye joint to push the scissors bottom plate by pushing the piston end of the swing arm cylinder, so that the rotating rod at the top of the scissors bottom plate slides along the arc groove, and the rotating shaft at the angle of the scissors bottom plate cooperates to make the shearing assembly installed at the other end of the scissors bottom plate and the side wall thereof do the swing arm rotation, and two groups of limit columns on the bottom plate of the shearing assembly cooperate to limit the left and right swing of the scissors bottom plate. When the wire is to be cut, the piston end of the shearing cylinder drives the hook knife to extend out of the fixed knife fixing seat, and then pushes the piston end of the swing arm cylinder to drive the hook knife of the shearing assembly to swing to the position where the electric heating wire is to be cut, the end of the hook knife hooks the electric heating wire, the shearing cylinder is recovered, and the hook knife retracts into the fixed knife fixing seat, and the copper wire is sheared and cut by the cooperation of the hook knife and the fixed knife. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model in a front view;

[0015] Figure 2 It is a schematic diagram of the exploded structure of the shearing component of the utility model.

[0016] In the figure: 10, push the swing arm cylinder; 20, fisheye joint; 30, shear assembly base plate; 40, scissors base plate; 50, limit column; 60, rotating shaft; 70, shear cylinder; 80, hook knife adapter block; 90, hook knife; 100, adjustment spring; 110, fixed knife fixing seat; 120, fixed knife. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-2 , the utility model provides a technical solution:

[0019] A wiring machine wire cutting device comprises a cutting assembly bottom plate 30, a push swing arm cylinder 10 is fixedly installed on one side of the cutting assembly bottom plate 30, one end of the piston end of the push swing arm cylinder 10 is fixedly connected to a fisheye joint 20, a scissors bottom plate 40 is rotatably installed on one side of the fisheye joint 20, a rotating shaft 60 is rotatably installed at the angle of the scissors bottom plate 40, one end of the rotating shaft 60 is fixedly installed on the side wall of the cutting assembly bottom plate 30, and a cutting assembly for cutting electric heating wires is installed on one side of the scissors bottom plate 40;

[0020] The shearing assembly includes a shearing cylinder 70, which is fixedly mounted on the side wall of the scissors base plate 40. A hook knife 90 is installed at one end of the piston end of the shearing cylinder 70. A fixed knife fixing seat 110 used in conjunction with the hook knife 90 is fixedly mounted on the side wall of one end of the scissors base plate 40. An adjusting spring piece 100 is installed inside the fixed knife fixing seat 110. One side of the adjusting spring piece 100 is in contact with one side of the hook knife 90. The adjusting spring piece 100 is adjustable and different elastic forces are adjusted for different copper wires to achieve shearing of different products. A fixed knife 120 is fixedly mounted on one side of the fixed knife fixing seat 110.

[0021] One end of the hook knife 90 is located inside the fixed knife fixing seat 110, and one side of the hook knife 90 is in contact with one side of the fixed knife 120, so that the hook knife 90 and the fixed knife 120 cooperate to shear and cut the copper wire.

[0022] Two groups of limiting posts 50 are fixedly mounted on one side of the shear assembly bottom plate 30 , and one end of the scissors bottom plate 40 is located between the two groups of limiting posts 50 , so that the scissors bottom plate 40 can be limited in its left and right swinging by the cooperation of the two groups of limiting posts 50 .

[0023] A rotating rod is rotatably mounted inside one end of the fisheye joint 20 , and an outer wall of one end of the rotating rod is rotatably connected to the inside of one end of the scissors bottom plate 40 .

[0024] The shear assembly bottom plate 30 is provided with an arc groove for limiting the swing of the scissors bottom plate 40 . One end of the rotating rod is located inside the arc groove. The arc groove serves to limit the swing of the scissors bottom plate 40 .

[0025] A hook knife adapter block 80 is fixedly installed at the end of the piston end of the shear cylinder 70, and the hook knife 90 is fixedly installed on the inner wall of the hook knife adapter block 80, so that the hook knife 90 can be driven to extend out of the fixed knife fixing seat 110 or retract into the fixed knife fixing seat 110 through the piston end of the shear cylinder 70.

[0026] Working principle: When the utility model is used, the piston end of the swing arm cylinder 10 drives the fisheye joint 20 to push the scissors base plate 40, so that the rotating rod at the top of the scissors base plate 40 slides along the arc groove, and the rotating shaft 60 at the angle of the scissors base plate 40 cooperates to make the shearing assembly installed at the other end of the scissors base plate 40 and its side wall do swing arm rotation, and the two groups of limit columns 50 on the shearing assembly base plate 30 cooperate to limit the left and right swing of the scissors base plate 40. When the wire is to be cut, the piston end of the shear cylinder 70 drives the hook knife 90 to extend out of the fixed knife fixing seat 110, and then pushes the piston end of the swing arm cylinder 10 to drive the shearing assembly hook knife 90 to swing to the position where the electric heating wire is to be cut, and the end of the hook knife 90 hooks the electric heating wire, the shear cylinder 70 is recovered, and the hook knife 90 retracts into the fixed knife fixing seat 110, and the hook knife 90 cooperates with the fixed knife 120 to shear and cut the copper wire.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wiring machine cutting device, comprising a cutting assembly bottom plate (30), characterized in that: A push-and-swing arm cylinder (10) is fixedly mounted on one side of the shearing component bottom plate (30), one end of the piston end of the push-and-swing arm cylinder (10) is fixedly connected to a fisheye joint (20), a scissors bottom plate (40) is rotatably mounted on one side of the fisheye joint (20), a rotating shaft (60) is rotatably mounted at the angle of the scissors bottom plate (40), one end of the rotating shaft (60) is fixedly mounted on the side wall of the shearing component bottom plate (30), and a shearing component for shearing the electric heating wire is mounted on one side of the scissors bottom plate (40); The shearing assembly comprises a shearing cylinder (70), the shearing cylinder (70) being fixedly mounted on a side wall of a scissors base plate (40), a hook knife (90) being mounted on one end of a piston end of the shearing cylinder (70), a fixed knife fixing seat (110) for use with the hook knife (90) being fixedly mounted on a side wall of one end of the scissors base plate (40), an adjusting spring sheet (100) being mounted inside the fixed knife fixing seat (110), one side of the adjusting spring sheet (100) being in contact with one side of the hook knife (90), and a fixed knife (120) being fixedly mounted on one side of the fixed knife fixing seat (110).

2. A wiring machine wire cutting device according to claim 1, characterized in that: One end of the hook knife (90) is located inside the fixed knife fixing seat (110), and one side of the hook knife (90) is in contact with one side of the fixed knife (120).

3. A wiring machine wire cutting device according to claim 1, characterized in that: Two groups of limiting columns (50) are fixedly mounted on one side of the shear assembly bottom plate (30), and one end of the scissors bottom plate (40) is located between the two groups of limiting columns (50).

4. A wiring machine wire cutting device according to claim 1, characterized in that: A rotating rod is rotatably mounted inside one end of the fisheye joint (20), and an outer wall of one end of the rotating rod is rotatably connected to the inside of one end of the scissors bottom plate (40).

5. A wiring machine wire cutting device according to claim 4, characterized in that: The shear assembly bottom plate (30) is provided with an arc-shaped groove for limiting the swing of the scissor bottom plate (40), and one end of the rotating rod is located inside the arc-shaped groove.

6. A wiring machine wire cutting device according to claim 1, characterized in that: A hook knife adapter block (80) is fixedly mounted on the end of the piston end of the shearing cylinder (70), and the hook knife (90) is fixedly mounted on the inner side wall of the hook knife adapter block (80).

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