CN210429747U

CN210429747U - Wire feeding mechanism of heading machine

Info

Publication number: CN210429747U
Application number: CN201921398094.7U
Authority: CN
Inventors: 袁满
Original assignee: Nantong Gaoxin Science And Technology Dev Co ltd
Current assignee: Nantong Gaoxin Science And Technology Dev Co ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-04-28
Anticipated expiration: 2029-08-27

Abstract

The utility model relates to a wire feeding mechanism of a heading machine, which is used for feeding a lead and comprises at least two clamping structures; the clamping structures are arranged along the lead direction; the lead wire sequentially passes through the wire feeding channel of the clamping structure to extend out, the clamping structure is driven by the driving device to move along the lead wire or clamp the lead wire, two adjacent clamping structures are synchronous, and two clamping structures of one clamping structure at intervals are asynchronous. Reasonable in design, simple structure through control clamping structure's displacement, can realize that the distance of lead wire is carried, is convenient for realize and the linkage between other structures of machine of taking lead.

Description

Wire feeding mechanism of heading machine

Technical Field

The utility model relates to a diode processing technology field, concretely relates to machine of taking lead send silk mechanism.

Background

In the past, heading machines, such as patent nos.: CN201220278287.0 a novel lead wire heading machine, it discloses a send a structure, and its structure is complicated, and inconvenient fixed distance realizes the linkage between other structures with the heading machine.

Disclosure of Invention

In order to solve the above problem, the utility model provides a machine of taking lead send a mechanism.

The technical scheme of the utility model:

a wire feeder of a heading machine is used for feeding a lead and comprises at least two clamping structures; the clamping structures are arranged along the lead direction; the lead wire sequentially passes through the wire feeding channel of the clamping structure to extend out, the clamping structure is driven by the driving device to move along the lead wire or clamp the lead wire, two adjacent clamping structures are synchronous, and two clamping structures of one clamping structure at intervals are asynchronous.

The technical scheme is further improved and refined, the clamping structure comprises a shell, a front cover is arranged at the front end of the shell, a cavity is formed between the front cover and the shell, the cavity is formed by connecting a cylindrical cavity at the front end and a conical cavity at the rear end, a cone is arranged in the cavity, the cone is in sliding fit with the cylindrical cavity, the rear end of the cone is conical and consistent with the taper of the conical cavity, a columnar bulge is arranged at the front end of the cone, a hole for accommodating the bulge to pass through is formed in the front cover, a spring is sleeved on the bulge, two ends of the spring are respectively propped against the cone and the front cover, a through hole is formed in the center of the cone, penetrates through the bulge and is coaxial with the through hole in the shell to form a wire feeding channel of the clamping structure, at least two holes are uniformly distributed in the periphery of the rear end of the cone, balls are arranged in the holes, are, part of the cone extends into the through hole of the cone; the lead wire passes through the wire feeding channel of the clamping structure to extend out, is clamped between the balls and is in rolling contact.

Under the elastic action of the spring, the rear end of the jacking cone is in pressure contact with the shell, so that the shell presses the ball, and the ball is clamped on the lead; the driving device drives the clamping structure to move forwards, the jacking cone is in closer contact with the shell under the action of frictional resistance between the balls and the lead, and the arrangement of the cone-shaped structure is increased, so that the clamping force between the balls is increased, the lead is clamped, and the lead is clamped by the clamping structure to move; the driving device drives the clamping structure to move backwards, under the action of the friction resistance of the ball and the lead, the elastic force of the spring is overcome, the cone is far away from the shell, the clamping force between the ball and the lead is reduced, the ball is in rolling contact with the lead, and the clamping structure moves along the lead.

The technical scheme is further improved and refined, and the number of the clamping structures is 2; the driving device comprises a machine table, a main rotating shaft and a driving motor, wherein the main rotating shaft is rotatably arranged on the machine table, two cams are sleeved on the main rotating shaft, the cams are in one-to-one corresponding fit connection with connecting rods, the connecting rods are respectively and movably arranged on the machine table and are respectively connected with a clamping structure through a swing rod in a driving way, and the driving motor is arranged on the machine table and is connected with the main rotating shaft through a belt and a belt wheel; the wire feeding mechanism is installed on the heading machine, preferably, the driving device is a transmission mechanism of the heading machine, so that the wire feeding mechanism and other mechanisms of the heading machine can be controlled to be linked conveniently, and automation is conveniently realized.

The utility model has the advantages of, reasonable in design, simple structure, through control clamping structure's displacement, can realize that the distance of lead wire is carried, be convenient for realize and beat the linkage between the other structures of head machine.

Drawings

Fig. 1 is a structural schematic diagram of a wire feeding mechanism of a heading machine (1).

FIG. 2 is a schematic view of the wire feeding mechanism of the heading machine (2)

Fig. 3 is a schematic half-section view of the clamping structure.

Fig. 4 is a schematic view of the internal structure of the holding structure.

In the figure, a lead 2 driving device 3 of a clamping structure 1 has a shell 1-1, a front cover 1-2, a cone 1-3, a bulge 1-4, a spring 1-5, a ball 1-6, a machine 3-1, a main rotating shaft 3-2, a driving motor 3-3, a cam 3-4, a connecting rod 3-5, a swing rod 3-6 and a return spring 3-7.

Detailed Description

As shown in fig. 1-4, a wire feeder of a heading machine for feeding a lead wire 2 includes two holding structures 1; the clamping structures 1 are arranged along the direction of the leads 2; the lead 2 sequentially penetrates through the lead feeding channel of the clamping structures 1 to extend out, the clamping structures 1 are driven by the driving device 3 to move along the lead or clamp the lead, and the two clamping structures 1 of the two clamping structures 1 are asynchronous; the clamping structure 1 comprises a shell 1-1, a front cover 1-2 is arranged at the front end of the shell 1-1, a cavity is formed between the front cover 1-2 and the shell 1-1, the cavity is formed by connecting a cylindrical cavity at the front end with a conical cavity at the rear end, a cone 1-3 is arranged in the cavity, the cone 1-3 is in sliding fit with the cylindrical cavity, the rear end of the cone 1-3 is conical and is consistent with the conical degree of the conical cavity, a columnar bulge 1-4 is arranged at the front end of the cone 1-3, a hole for accommodating the bulge to pass through is formed in the front cover 1-2, a spring 1-5 is sleeved on the bulge 1-4, two ends of the spring 1-5 are respectively abutted against the cone 1-3 and the front cover 1-2, a through hole is formed in the center of the cone 1-3 and penetrates through, the wire feeding channel and the through hole arranged on the shell 1-1 are arranged on the same axis to form a wire feeding channel of the clamping structure 1 together, at least two holes are uniformly distributed on the back end of the cone 1-3 in a circle, balls 1-6 are arranged in the holes, the balls 1-6 are in movable contact with the cone 1-3, part of the balls extend out of the cone 1-3, and part of the balls extend into the through hole of the cone 1-3; the lead 2 passes through the wire feeding channel of the clamping structure 1 to extend out, is clamped between the balls 1-6 and is in rolling contact; the driving device 3 comprises a machine table 3-1, a main rotating shaft 3-2 and a driving motor 3-3, wherein the main rotating shaft 3-2 is rotatably installed on the machine table 3-1, two cams 3-4 are sleeved on the main rotating shaft, the cams 3-4 are in one-to-one corresponding fit connection with connecting rods 3-5, the connecting rods 3-5 are respectively movably installed on the machine table 3-1 and are respectively connected with a clamping structure 1 through a swing rod 3-6 in a driving mode, return springs 3-7 are sleeved on the connecting rods, and the driving motor 3-3 is installed on the machine table 3-1 and is connected with the main rotating shaft 3-2 through a belt and a belt wheel.

Because of the limited character expression, there exists an infinite concrete structure objectively, for those skilled in the art, without departing from the principle of the present invention, a plurality of improvements, decorations or changes can be made, and the above technical features can be combined in a proper way; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. A wire feeder of a heading machine is used for feeding a lead and is characterized by comprising at least two clamping structures; the clamping structures are arranged along the lead direction; the lead wire sequentially passes through the wire feeding channel of the clamping structure to extend out, the clamping structure is driven by the driving device to move along the lead wire or clamp the lead wire, two adjacent clamping structures are synchronous, and two clamping structures of one clamping structure at intervals are asynchronous.

2. The wire feeding mechanism of the heading machine according to claim 1, wherein the holding structure comprises a housing, a front cover is disposed at the front end of the housing, a cavity is formed between the front cover and the housing, the cavity is formed by connecting a cylindrical cavity at the front end with a conical cavity at the rear end, a cone is disposed in the cavity, the cone is slidably fitted with the cylindrical cavity, the rear end of the cone is conical and has a taper corresponding to that of the conical cavity, a columnar protrusion is disposed at the front end of the cone, a hole for accommodating the protrusion to pass through is disposed in the front cover, a spring is sleeved on the protrusion, two ends of the spring respectively abut against the cone and the front cover, a through hole is disposed at the center of the cone, the through hole penetrates through the protrusion, the through hole and the through hole disposed in the housing are coaxial to form a wire feeding channel of the holding structure, at least two holes are uniformly distributed on the circumference of the rear end of, part of the cone extends out of the cone body, and part of the cone extends into the through hole of the cone body; the lead wire passes through the wire feeding channel of the clamping structure to extend out, is clamped between the balls and is in rolling contact.

3. The heading machine wire feeder of claim 1, wherein the gripping structures are 2 in number; the driving device comprises a machine table, a main rotating shaft and a driving motor, the main rotating shaft is rotatably installed on the machine table, two cams are sleeved on the main rotating shaft, the cams are in one-to-one corresponding fit connection with connecting rods, the connecting rods are respectively and movably installed on the machine table and are respectively in driving connection with a clamping structure through swing rods, and the driving motor is installed on the machine table and is connected with the main rotating shaft through a belt and a belt wheel.