CN202239406U - Automatic spring coiling machine - Google Patents

Abstract

The utility model discloses an automatic spring winding machine, comprising a frame, a wire feeding mechanism, a spring winding mechanism and a wire transfer mechanism. The wire feeding mechanism comprises a wire guide wheel, a wire feeding box arranged behind the wire guide wheel and a plurality of wire feeding wheels installed on the wire feeding box. A horizontal main shaft is fixed on the wire feeding box. The spring winding mechanism comprises a circular panel arranged behind the wire feeding box and eight tool holders evenly arranged on the panel. A tool is installed on each tool holder. The wire transfer mechanism comprises a wire transfer drive motor arranged below the wire feeding box and connected to the main shaft. The eight tools have different specifications. A spring winding drive motor is arranged on each tool holder. The spring winding drive motor and the wire transfer drive motor are electrically connected to a microcomputer. The wire transfer drive motor and the main shaft are connected via a gear set. The utility model omits a cam. The wire transfer drive motor and the main shaft are connected via a gear set. The spring winding drive motor and the wire transfer drive motor are individually controlled by a microcomputer. The structure of the whole machine becomes simple and the production efficiency is improved.

Description

An automatic spring coiling machine

technical field

The utility model relates to metal wire material processing equipment, in particular to a multi-axis universal spring coiling machine.

Background technique

In metal wire processing, it is often necessary to use a spring coiling machine to bend wires of different diameters multiple times at different angles, directions and bending radii.

The coil spring machine in the prior art includes a frame and a wire feeding mechanism, a coil spring mechanism and a wire turning mechanism arranged on the frame in sequence, wherein the coil spring mechanism includes a circular panel and eight uniformly arranged on the panel. There are knives installed on each tool holder, and there is a cam behind each tool holder, and eight cams are driven by a motor. During use, each cam needs to be adjusted separately, resulting in a complex structure of the whole machine. In addition, The transmission between the wire transfer mechanism and the wire feeding box is driven by a synchronous belt, and the synchronous belt will loosen after a long time, which will affect the transmission accuracy.

Utility model content

In order to overcome the deficiencies of the prior art, the utility model provides an automatic spring coiling machine with simple structure and improved precision.

The technical solution adopted by the utility model to solve the technical problem is: an automatic spring coiling machine, including a frame and a wire feeding mechanism, a coil spring mechanism and a wire transfer mechanism arranged on the frame in sequence, and the wire feeding mechanism includes a guide wheel , a wire feeding box located behind the guide wheel and a plurality of wire feeding wheels installed on the wire feeding box, a horizontal main shaft is fixed on the wire feeding box, and the coil spring mechanism includes a circular panel located at the rear of the wire feeding box and Eight tool holders are evenly arranged on the panel, and a tool is installed on each tool holder. The wire transfer mechanism includes a wire transfer drive motor located under the wire feeding box and connected to the main shaft. The specifications of the eight tools are different. Similarly, each tool holder is provided with a coil spring drive motor, and the coil spring drive motor and the rotary wire drive motor are electrically connected with a microcomputer, and the rotary wire drive motor and the main shaft are connected through a gear set.

Wherein, the gear set is composed of a first gear, a second gear, a third gear and a fourth gear which mesh with each other.

In addition, the rotating wire driving motor and coil spring driving motor are all servo motors.

The beneficial effects of the utility model are: the eight tool holders are respectively driven by eight coil spring drive motors, the cam is omitted, the rotary line drive motor and the main shaft are connected through a gear set, and the precision can be maintained for a long time, and the coil spring drive motor and the rotary The line drive motors are individually controlled by a microcomputer, the structure of the whole machine becomes simple, and the production efficiency is improved.

Description of drawings

Fig. 1 is a structural representation of the main view direction of the utility model;

Fig. 2 is a structural schematic diagram of the utility model in the right view direction.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in further detail.

With reference to Fig. 1, shown in Fig. 2, a kind of automatic coiling spring machine comprises frame 1 and the wire feeding mechanism that is arranged on frame 1 successively, coiling spring mechanism and wire turning mechanism, and wire feeding mechanism includes conductor pulley 21, setting The wire feeding box 22 behind the guide wheel 21 and a plurality of wire feeding wheels 23 installed on the wire feeding box 22, the wire feeding wheels 23 are driven by a servo motor, the wire feeding box 22 is fixed with a horizontal main shaft 24, and a coil spring The mechanism includes a circular panel 31 located at the rear of the wire feeding box 22 and eight knife rests 33 evenly arranged on the panel 31, each knife rest 33 is equipped with a cutter 34, and the wire transfer mechanism includes a Below and the rotating line drive motor 4 that is connected with main shaft 24, described eight cutters 34 specifications are not identical, and each knife rest 33 is all provided with coil spring drive motor 32, coil spring drive motor 32 and rotary line drive motor 4 is electrically connected with a microcomputer, and the wire-turning drive motor 4 and the coil-spring driving motor 32 are both servo motors, and the wire-turning drive motor 4 and the main shaft 24 are connected by a gear set 5, wherein the gear set 5 consists of It consists of a first gear 51 , a second gear 52 , a third gear 53 and a fourth gear 54 meshing with each other.

When the utility model works, the metal wire enters the wire feeding box 22 through the guide wheel 21, and then advances to the front of the panel 31 through the wire feeding wheel 23, and the eight different cutters 34 on the tool holder 33 complete the forming and cutting of the spring. , the turning of the silk thread is realized by the rolling of the wire feeding box 22 driven by the wire-turning drive motor 4. Since the eight knife rests 33 are respectively driven by the eight coil spring drive motors 32, the cam is omitted, and the wire-turning drive motor 4 and the main shaft 24 They are connected by a gear set 5, which can maintain the precision for a long time. Both the coil spring drive motor 32 and the rotary wire drive motor 4 are independently controlled by a microcomputer. The structure of the whole machine becomes simple, and the production efficiency is improved. This machine can roll various shapes. Complex spring and wire products.

The above-mentioned embodiments only illustrate the principles and effects of the present utility model, as well as the partially used embodiments. For those of ordinary skill in the art, without departing from the inventive concept of the present utility model, some Deformation and improvement, these all belong to the protection domain of the present utility model.

Claims (3)

1. A kind of automatic coiling spring machine, comprise frame (1) and be arranged on the wire feeding mechanism on the frame (1) successively, coil spring mechanism and wire transfer mechanism, the wire feeding mechanism comprises conductor pulley (21), is located at Wire feeding box (22) at the wire wheel (21) rear and a plurality of wire feeding wheels (23) installed on the wire feeding box (22), the wire feeding box (22) is fixed with a horizontal main shaft (24), The coil spring mechanism includes a circular panel (31) located at the rear of the wire feeding box (22) and eight knife rests (33) evenly arranged on the panel (31), each knife rest (33) is equipped with a knife (34), the wire transfer mechanism includes a wire transfer drive motor (4) located below the wire feeding box (22) and connected to the main shaft (24), characterized in that the specifications of the eight cutters (34) are different , each knife rest (33) is equipped with a coil spring driving motor (32), and the coil spring driving motor (32) is electrically connected to a microcomputer with the wire driving motor (4), and the wire driving motor (4) and the main shaft ( 24) are connected by gear set (5) between. 2. A kind of automatic spring coiling machine according to claim 1, is characterized in that, described gear set (5) is made of the first gear (51), the second gear (52), the 3rd gear ( 53) and the fourth gear (54) form. 3. A kind of automatic spring coiling machine according to claim 1 or 2, characterized in that, both the wire-rotating driving motor (4) and the coiling spring driving motor (32) are servo motors.

Images