TWI765454B - Tin wire feeding system - Google Patents

Abstract

A tin wire feeding system is provided, including a movable module, a fixed module, and a welding unit. When the movable module is in a first position relative to a fixed module, a first tin wire sequentially extends through the movable module and the fixed module to a feeding module. When the movable module moves relative to a fixed module from the first position to a second position, the first tin wire is cut by the movable module and the fixed module, and a main part the first tin wire is welded to a second tin wire by the welding unit.

Description

Tin wire supply system

The present invention relates to a tin wire supply system, in particular to a tin wire supply system that can automatically replace the tin wire.

First, please refer to FIG. 1 , wherein FIG. 1 shows a schematic diagram of a conventional soldering equipment. As shown in FIG. 1 , common soldering equipment mainly includes a tin wire coil 11 and a tin feeding module 12 . The tin wire coil 11 is mainly used to supply a tin wire W, and the tin wire W can be guided by the motor roller 13 on the tin feeding module 12 to feed the tin wire from the tin outlet 14 to facilitate subsequent solder processing operations. .

However, when the tin wire W is exhausted, the machine must be stopped immediately and the new tin wire can be replaced manually only after the personnel arrives. It will cause the production line to stop and reduce the production efficiency.

In view of this, how to improve the conventional problem of replacing the tin wire manually and design a tin wire supply system that can automatically replace the tin wire has become an important issue.

In view of the aforementioned conventional problems, an embodiment of the present invention provides a solder wire supply system, including a first solder wire supply unit, a second solder wire supply unit, a fixed module, a movable module, and a welding unit. The first tin wire supply unit can be used to provide a first tin wire to a tin feeding module, and the second tin wire supply unit can be used to provide a second tin wire to the tin feeding module. The fixed module has a main body and a guide mechanism disposed on the main body, the movable module can move relative to the fixed module, and has a first guide portion and a second guide portion for The first tin wire and the second tin wire are respectively guided to move toward the fixed module. When the movable module is located at a first position relative to the fixed module, the first tin wire passes through the first tin wire in sequence. The guide portion and the aforementioned guide mechanism reach the aforementioned tin feeding module.

In particular, when the movable module moves from the first position to a second position relative to the fixed module, the first tin wire is cut by the movable module and the fixed module into position on the fixed module A main section on the set and a residual section located on the movable module, and the welding unit welds the second tin wire and the main section to each other.

In one embodiment, the movable module is formed with a first guide groove and a second guide groove for accommodating the first tin wire and the second tin wire respectively.

In one embodiment, a third guide groove is formed on the body of the fixed module, and when the movable module is located at the first position relative to the fixed module, the first tin wire extends through the first and second tin wires. Three guide grooves to reach the aforementioned tin feeding module.

In one embodiment, at least one of the first guide groove or the third guide groove forms a sharp structure, and when the movable module moves relative to the fixed module from the first position to the second position , the aforementioned sharp structure cuts off the aforementioned first tin wire.

In one embodiment, the body of the fixed module is further formed with a first accommodating part and a second accommodating part, when the movable module is located at the first position relative to the fixed module, the second tin wire is The second guide groove extends into the second accommodating portion, and when the movable module moves relative to the fixed module from the first position to the second position, the residual portion of the first tin wire is located in the first position The guide groove is aligned with the first accommodating portion, and the second tin wire is cut off and cut to be flush with an end face of the movable module.

In one embodiment, at least one of the second guide groove or the third guide groove forms a sharp structure, and when the movable module moves relative to the fixed module from the first position to the second position , the aforementioned sharp structure cuts off the aforementioned second tin wire.

In one embodiment, the tin wire supply system further includes a sensor for sensing an end of the first tin wire, and when the sensor senses the end of the first tin wire, the The movable module moves from the first position to the second position relative to the fixed module.

In one embodiment, the tin wire supply system further includes a buffer mechanism, wherein the first tin wire passes through the guide mechanism and the buffer mechanism in sequence to reach the tin feeding module, and when the movable module is opposite to the above When the fixing module moves from the first position to the second position, the buffer mechanism moves from a third position relative to the fixing module to a fourth position, so that the main section of the first tin wire is removed from the The buffer mechanism is loose.

In one embodiment, the buffer mechanism has a plurality of guides for guiding the first tin wire to move toward the tin feeding module, and when the buffer mechanism moves from the third position relative to the fixing module to In the fourth position, the main section of the first tin wire is released from the guides.

In one embodiment, the tin wire supply system further includes a biasing element, when the buffer mechanism moves from the third position relative to the fixing module to the fourth position, the biasing element contacts the guiding mechanism, The main section of the first tin wire is clamped and fixed to a predetermined position on the fixing module through the guiding mechanism.

The tin wire supply system according to the embodiment of the present invention will be described below. It will be readily appreciated that the present embodiments provide many suitable inventive concepts that can be embodied in a wide variety of specific contexts. The specific embodiments disclosed are merely illustrative of particular ways to use the invention, and are not intended to limit the scope of the invention.

Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. It is to be understood that these terms, such as those defined in commonly used dictionaries, should be interpreted to have a meaning consistent with the relevant art and the context or context of this disclosure, and not in an idealized or overly formal manner Interpretation, unless specifically defined herein.

The foregoing and other technical contents, features and effects of the present invention will be clearly presented in the following detailed description of a preferred embodiment with reference to the drawings. The directional terms mentioned in the following embodiments, such as: up, down, left, right, front or rear, etc., are only for referring to the directions of the attached drawings. Therefore, the directional terms used in the embodiments are used to describe and not to limit the present invention.

Please refer to Figures 2 and 3, wherein Figure 2 is a schematic diagram of a tin wire supply system according to an embodiment of the present invention, and Figure 3 shows when the sensor S1 in Figure 2 detects that the first tin wire W1 is about to be used Schematic diagram of the end time. As shown in Figures 2 and 3, the tin wire supply system of this embodiment can supply tin wire to a tin feeding module F, so as to perform a solder processing process, wherein the above-mentioned tin wire supply system mainly includes a first tin wire supply Unit P1, a second tin wire supply unit P2, two sensors S1, S2, a movable module G, a fixed module E, a buffer module B and a welding unit H.

Specifically, the aforementioned first tin wire supply unit P1 can be used to supply a first tin wire W1, the aforementioned second tin wire supply unit P2 can be used to supply a second tin wire W2, and the aforementioned sensors S1 and S2 can be used To detect whether the first and second tin wires W1 and W2 are about to be used up respectively. It should be understood that the tin wire supply system of this embodiment can selectively use the first tin wire W1 or the second tin wire W2, and make it pass through the movable module G, the fixed module E and the buffer module in sequence. Group B arrives at the tin feeding module F to facilitate subsequent solder processing operations. For example, the aforementioned sensors S1 and S2 may include a micro switch, a photo-interrupting switch or a proximity switch.

The aforementioned movable module G can move relative to the fixed module E, wherein the movable module G mainly includes a main body G0 and a first clamping portion C1, a second clamping portion C2, a first clamping portion C1, a second clamping portion C2, and a first clamping portion C1 disposed on the main body G0. A guide portion G1 and a second guide portion G2. In this embodiment, the aforementioned first clamping portion C1 and the first guiding portion G1 can be used to clamp and guide the first tin wire W1 to advance toward the fixed module E, while the aforementioned second clamping portion C2 and the second The guide portion G2 can be used to clamp and guide the second tin wire W2 to move forward in the direction of the fixed module E.

The aforementioned fixing module E mainly includes a main body E0 and a guiding mechanism E1 disposed on the main body E0. As shown in FIG. 2 , when the first tin wire supply unit P1 normally supplies the first tin wire W1 to the tin feeding module F, the movable module G is located at a first position relative to the fixed module E At this time, the first tin wire W1 will sequentially pass through the first clamping portion C1, the first guiding portion G1, the guiding mechanism E1 on the fixing module E, and the buffer module B to reach the tin feeding module F.

However, as shown in FIG. 3, when the sensor S1 detects the end of the first tin wire W1 and determines that the first tin wire W1 is about to be used up, the aforementioned sensor S1 will transmit a sensing signal to a A processing unit (such as an industrial computer), then the processing unit will send a driving signal to the driver D1, so as to move the movable module G from the first position shown in Figure 2 to the left relative to the fixed module E to a second location (as shown in Figure 3).

It should be noted that, in the process of moving the movable module G relative to the fixed module E from the aforementioned first position to the second position, the first tin wire W1 will be cut off by the movable module G and the fixed module E, and cut off. The first tin wire W1 (main section) left on the fixing module E will be aligned with the end of the second tin wire W2, and then the second tin wire W2 can be automatically connected to the fixing die through the welding unit H. The first tin wires W1 (main sections) on the group E are welded to each other; in this way, the second tin wires W2 provided by the second tin wire supply unit P2 can be continuously used for subsequent solder processing operations.

On the other hand, when the sensor S1 detects the end of the first tin wire W1 and determines that the first tin wire W1 is about to be used up, the aforementioned processing unit will also transmit a driving signal to another driver D2, so as to connect the buffer mechanism B moves from a third position shown in FIG. 2 to a fourth position (as shown in FIG. 3 ) to the left relative to the fixed module E. At this time, a biasing element L disposed on the buffer mechanism B will contact and press the guide mechanism E1 on the fixed module E, so as to clamp the first tin wire W1 through the guide mechanism E1, so that the first tin wire W1 can be temporarily removed. A tin wire W1 is fixed at a predetermined position on the fixing module E (FIG. 3), so as to facilitate the welding operation of the tin wire by the welding unit H.

For example, the aforementioned welding unit H may include a laser welding device, an ultrasonic welding device, an impedance welding device, an arc welding device, a heater or a heat gun, and the aforementioned drivers D1 and D2 may include a pneumatic cylinder, an electric cylinder, and a linear motor. , gear or rack and other transmission mechanisms.

In addition, it can be clearly seen from FIG. 2 that the aforementioned buffer mechanism B includes a main body B0 and a plurality of guide members B1 arranged on the main body B0, and a plurality of guide members are provided on the aforementioned fixing module E. R2, wherein the aforementioned guide members R1, R2 can be used to guide the first tin wire W1 to move toward the tin feeding module F; however, as shown in Figure 3, when the buffer mechanism B moves from the third position to the fourth position , since the guide member R1 is close to the guide member R2, the first tin wire W1 (main segment) located on the fixed module E will be released from the guide member R1 of the buffer mechanism B, thereby making the The tin feeding module F can still have tin wires for solder processing within a certain period of time, and at the same time, the remaining first tin wires W1 can be removed and replaced with new tin wires without stopping, so it can be Significantly improve production efficiency. For example, the first and second guiding parts G1 and G2, the guiding mechanism E1 and the guiding elements R1 and R2 may include rollers, guiding rods, pipes or guiding grooves, which are not disclosed in this embodiment. limited.

Next, please refer to Figures 4 and 5 together. Figure 4 is a partially enlarged schematic view of the solder wire supply system in Figure 2. Figure 5 shows when the movable module G is in the first position relative to the fixed module E. , a schematic diagram of the relative positional relationship between the first and second tin wires W1, W2, the movable module G and the fixed module E.

As shown in Figures 4 and 5, when the movable module G is in the first position relative to the fixed module E, the first tin wire supply unit P1 can supply the first tin wire W1 to the tin feeding module F normally. In addition, as can be seen from FIG. 5, a first guide groove V1 and a second guide groove V2 are formed on the body G0 of the movable module G, and a third guide groove is formed on the body E0 of the fixed module E V3, a first accommodating part U1 and a second accommodating part U2, wherein the main body G0 of the movable module G and the main body E0 of the fixed module E are arranged next to each other in a slidable manner.

It should be understood that when the movable module G is located at the first position relative to the fixed module E, the first tin wire W1 is limited to the first guide groove V1 and the third guide groove V3, thereby avoiding The first tin wire W1 falls off from the movable module G and the fixed module E during the conveying process. In addition, the second tin wire W2 used as a backup is limited in the aforementioned second guide groove V2 and the aforementioned second accommodating portion U2.

Please continue to refer to FIG. 5, the first tin wire W1 can be divided into a main section W11 located in the third guide groove V3 and a residual part W12 located in the first guide groove V1, and the second tin wire W2 It can be divided into a spare part W21 located in the second guide groove V2 and an extension part W22 located in the second accommodating part U2; in particular, the aforementioned first, second and third guide grooves V1, V2 , V3 and the ends of the first and second accommodating parts U1 , U2 are respectively formed with a sharp structure N, which can be used to cut the aforementioned first and second tin wires W1 , W2 .

Next, please refer to Figures 6 and 7. Figure 6 shows a partial enlarged schematic view of the solder wire supply system in Figure 3. Figure 7 shows when the movable module G moves relative to the fixed module E from the first position to In the second position, a schematic diagram of the relative positional relationship between the first and second tin wires W1, W2, the movable module G and the fixed module E.

As shown in Figs. 6 and 7, when the sensor S1 in Fig. 3 detects the end of the first tin wire W1 and determines that the first tin wire W1 is about to be used up, the movable module G will be opposite to the fixed module E moves from the first position to the second position. At this time, the first and second tin wires W1 and W2 will be broken by the cutting action of the aforementioned sharp structure N; that is to say, the first tin wire W1 will follow the movable module. G moves relative to the fixed module E and is cut into a main section W11 located on the fixed module E and a residual part W12 located on the movable module G; similarly, the second tin wire W2 will also follow the The movable module G moves relative to the fixed module E and is cut into a spare part W21 located on the movable module G and an extension part W22 located on the fixed module E (as shown in FIG. 7 ), wherein the The spare portion W21 of the second tin wire W2 is cut flush with the end face of the movable module G.

Also, as can be seen from Figure 7, when the movable module G is located at the second position relative to the fixed module E, the main section W11 of the first tin wire W1 is close to and just aligned with the spare portion of the second tin wire W2 Therefore, at this time, the main section W11 of the first tin wire W1 and the spare part W21 of the second tin wire W2 can be welded to each other by the welding unit H, so that the second tin wire W2 can be connected to the first tin wire W1 without It is intermittently supplied to the tin feeding module F to facilitate subsequent solder processing operations.

On the other hand, it can also be seen from FIG. 7 that when the movable module G is located at the second position relative to the fixed module E, the residual portion W12 of the first tin wire W1 is located in the first guide groove V1 and has a The first accommodating portion U1 is aligned, so that the residual portion W12 of the first tin wire W1 can be easily removed and then replaced with a new tin wire, and at the same time, the new tin wire can be installed in the first guide groove V1 and the first accommodating portion U1 , and make the end of the new tin wire located in the first accommodating part U1 (like the extension W22 in the second accommodating part U2 in Figure 5); in this way, the new tin wire can be used as a spare tin wire , and when the current tree sensor S2 detects the end of the second tin wire W2 and determines that the second tin wire W2 is about to be used up, the movable module G can be moved from the second position relative to the fixed module E to return to The first position (as shown in Figures 2 and 4), and the welding unit H is used to weld the new tin wire and the second tin wire W2 to each other, so that the tin wire can be supplied to the tin feeding module F repeatedly and uninterruptedly. In order to facilitate solder processing operations.

To sum up, the present invention provides a tin wire supply system, which can automatically replenish tin wire when the machine is short of tin, and can automatically weld new tin wire and old tin wire to each other through the welding unit. In particular, during the process of replenishing new tin wire, the soldering process can still continue, which can greatly save labor costs and improve production efficiency.

Although the embodiments of the present invention and their advantages have been disclosed above, it should be understood that those skilled in the art can make changes, substitutions and modifications without departing from the spirit and scope of the present invention. In addition, the protection scope of the present invention is not limited to the process, machine, manufacture, material composition, device, method and steps in the specific embodiments described in the specification, and any person with ordinary knowledge in the technical field can learn from the present disclosure. It is understood that processes, machines, manufactures, compositions of matter, devices, methods and steps developed in the present or in the future can be used in accordance with the present invention as long as they can perform substantially the same functions or achieve substantially the same results in the embodiments described herein. Therefore, the protection scope of the present invention includes the above-mentioned process, machine, manufacture, composition of matter, device, method and steps. In addition, each claimed scope constitutes a separate embodiment, and the protection scope of the present invention also includes the combination of each claimed scope and the embodiments.

Although the present invention has been disclosed above with preferred embodiments, it is not intended to limit the present invention. Anyone skilled in the art can make some changes and modifications without departing from the spirit and scope of the present invention. Therefore, The protection scope of the present invention shall be determined by the scope of the appended patent application.

11: Tin Wire Roll

12: Tin feeding module

13: Motor roller

14: Tin outlet

B: Buffer module

B0: Ontology

C1: The first clamping part

C2: Second clamping part

D1: Drive

D2: Drive

E: Fixed module

E0: Ontology

E1: Guiding Mechanism

F: Feeding Tin Module

G: Movable module

G0: body

G1: The first guide part

G2: Second guide part

H: fusion unit

L: Bias element

N: sharp structure

P1: The first tin wire supply unit

P2: The second tin wire supply unit

R1: Guide

R2: Guide

S1: Sensor

S2: Sensor

U1: First accommodating part

U2: Second accommodating part

V1: The first guide groove

V2: Second guide groove

V3: The third guide groove

W: tin wire

W1: The first tin wire

W11: Main Section

W12: Residual part

W2: Second tin wire

W21: Spare Department

W22: Extension

FIG. 1 shows a schematic diagram of a conventional soldering apparatus. FIG. 2 is a schematic diagram of a tin wire supply system according to an embodiment of the present invention. FIG. 3 is a schematic diagram when the sensor S1 in FIG. 2 detects that the first tin wire W1 is about to be used up. FIG. 4 is a partially enlarged schematic view of the tin wire supply system in FIG. 2 . 5 is a schematic diagram showing the relative positional relationship between the first and second tin wires W1 and W2, the movable module G and the fixed module E when the movable module G is located at the first position relative to the fixed module E. FIG. 6 is a partially enlarged schematic view of the tin wire supply system in FIG. 3 . Figure 7 shows the relative positions of the first and second tin wires W1, W2, the movable module G and the fixed module E when the movable module G moves relative to the fixed module E from the first position to the second position Relationship diagram.

B: Buffer module

B0: Ontology

C1: The first clamping part

C2: Second clamping part

D1: Drive

D2: Drive

E: Fixed module

E0: Ontology

E1: Guiding Mechanism

F: Feeding Tin Module

G: Movable module

G0: body

G1: The first guide part

G2: Second guide part

H: fusion unit

L: Bias element

P1: The first tin wire supply unit

P2: The second tin wire supply unit

R1: Guide

R2: Guide

S1: Sensor

S2: Sensor

W1: The first tin wire

W2: Second tin wire

Claims (7)

A tin wire supply system, comprising: a first tin wire supply unit for providing a first tin wire to a tin feeding module; a second tin wire supply unit for providing a second tin wire to the tin feeding module Tin module; a fixed module, with a main body and a guide mechanism arranged on the main body; a movable module, movable relative to the fixed module, and has a first guide part and a second A guide portion for guiding the first tin wire and the second tin wire to move toward the fixed module, wherein when the movable module is located at a first position relative to the fixed module, the first tin wire passing through the first guiding part and the guiding mechanism in sequence to reach the tin feeding module; and a welding unit, wherein when the movable module moves relative to the fixed module from the first position to a second position , the first tin wire is cut by the movable module and the fixed module into a main section located on the fixed module and a residual part located on the movable module, and the welding unit The second tin wire and the main section are welded to each other; wherein, the movable module is formed with a first guide groove and a second guide groove for accommodating the first tin wire and the second tin wire respectively, and the body A third guide groove is formed, and when the movable module is located at the first position relative to the fixed module, the first tin wire extends through the first and third guide grooves to reach the tin feeding module; wherein, the At least one of the first guide groove or the third guide groove is formed with a sharp structure, and when the movable module moves from the first position to the second position relative to the fixed module, the sharp structure cuts off the First tin wire. The tin wire supply system of claim 1, wherein the body of the fixed module further forms a first accommodating portion and a second accommodating portion, when the movable module is located at the first position relative to the fixed module, the The second tin wire extends from the second guide groove into the second accommodating portion, when the movable module moves from the first position to the second position relative to the fixed module, the first tin wire The residual portion is located in the first guide groove and aligned with the first accommodating portion, and the second tin wire is cut off by the movable module and the fixed module. The tin wire supply system of claim 2, wherein the second guide groove is formed with another sharp structure, and when the movable module moves relative to the fixed module from the first position to the second position, the other The sharp structure cuts the second tin wire. The tin wire supply system as claimed in claim 1, wherein the tin wire supply system further comprises a sensor for sensing an end of the first tin wire, and when the sensor senses the end of the first tin wire At the end, the movable module moves from the first position to the second position relative to the fixed module. The tin wire supply system of claim 4, wherein the tin wire supply system further includes a buffer mechanism, wherein the first tin wire passes through the guide mechanism and the buffer mechanism in sequence to reach the tin feeding module, and when the tin wire is felt When the detector senses the end of the first tin wire, the buffer mechanism moves from a third position relative to the fixing module to a fourth position, so that the main section of the first tin wire is free from the buffer Mechanism loose. The tin wire supply system of claim 5, wherein the buffer mechanism has a plurality of guides for guiding the first tin wire to move toward the tin feeding module, and when the buffer mechanism is relative to the tin wire from the third position When the fixing module moves to the fourth position, the main section of the first tin wire is released from the guide pieces. The tin wire supply system of claim 5, wherein the tin wire supply system further comprises a biasing element disposed on the buffer mechanism, and when the buffer mechanism moves from the third position relative to the fixed module to the fourth position When in position, the biasing element contacts the guiding mechanism, so as to clamp and fix the main section of the first tin wire to a predetermined position on the fixing module through the guiding mechanism.

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