CN109382562B

CN109382562B - Fixing device

Info

Publication number: CN109382562B
Application number: CN201710680391.XA
Authority: CN
Inventors: 代智勇; 张丹丹; 刘云; 贺雨霆; 胡木生
Original assignee: Kunshan Lige Automation Equipment Co ltd; Tyco Electronics Shanghai Co Ltd
Current assignee: Kunshan Lige Automation Equipment Co ltd; Tyco Electronics Shanghai Co Ltd
Priority date: 2017-08-10
Filing date: 2017-08-10
Publication date: 2020-10-30
Anticipated expiration: 2037-08-10
Also published as: CN109382562A

Abstract

The invention discloses a fixing device, comprising: a base; at least one circuit board fixing device, which is arranged on the base and is suitable for positioning and fixing a circuit board; and at least one wire fixing device which is arranged on the base, corresponds to the at least one circuit board fixing device respectively and is suitable for positioning and fixing at least one wire. The lead fixing device includes: the lead fixing base is provided with a lead positioning groove suitable for positioning the lead on the top surface; and the wire gland is arranged on the top surface of the wire fixing base and is suitable for pressing the wire in the wire positioning groove. One end of the wire fixing base is pivotally mounted on the base so that the wire fixing base can be turned between a normal position in which the top surface faces upward and an inverted position in which the bottom surface faces upward. Therefore, the operation of the wire fixing device is very simple, which is beneficial to improving the welding efficiency of the wire on the circuit board.

Description

Fixing device

Technical Field

The present invention relates to a fixing device, and more particularly, to a fixing device suitable for positioning and fixing a circuit board and a wire.

Background

In the field of electronics industry manufacturing technology, it is often necessary to precisely position and fix circuit boards and wires. For example, in the prior art, it is often necessary to solder elongated wires to pads on a circuit board. In order to ensure soldering accuracy, it is necessary to precisely position and fix the wires and the circuit board in advance at predetermined positions so that the wires are precisely aligned with the corresponding pads on the circuit board.

Currently, in the prior art, there is no such fixing device suitable for accurately positioning and fixing the circuit board and the lead. Therefore, in the prior art, the circuit board and the lead are usually positioned and fixed by manual methods, which undoubtedly reduces the welding precision and the quality of the welded product.

In order to improve soldering efficiency and soldering accuracy for soldering a wire to a circuit board, the applicant of the present application has proposed a fixing device adapted to position and fix the circuit board and the wire. The fixing device comprises a circuit board fixing device and a lead fixing device. In practical use, after the wire is fixed to the wire fixing device, the wire fixing device needs to be lifted and turned over by 180 degrees, and then the wire fixing device is placed upside down on the base of the fixing device, which may cause the operation of the fixing device to be complicated and reduce the soldering efficiency of the wire to the circuit board.

Disclosure of Invention

An object of the present invention is to solve at least one of the above problems and disadvantages in the prior art.

According to an object of the present invention, there is provided a fixing apparatus having a wire fixing device pivotally mounted at one end thereof on a base frame to be turnable between a normal position with a top surface thereof directed upward and an inverted position with a bottom surface thereof directed upward, whereby the operation of the fixing apparatus is simple and the soldering efficiency of a wire to a circuit board is improved.

According to an aspect of the present invention, there is provided a fixing device including: a base; at least one circuit board fixing device, which is arranged on the base and is suitable for positioning and fixing a circuit board; and at least one wire fixing device which is arranged on the base, corresponds to the at least one circuit board fixing device respectively and is suitable for positioning and fixing at least one wire. The lead fixing device includes: the lead fixing base is provided with a lead positioning groove suitable for positioning the lead on the top surface; and the wire gland is arranged on the top surface of the wire fixing base and is suitable for pressing the wire in the wire positioning groove. One end of the wire fixing base is pivotally mounted on the base so that the wire fixing base can be turned between a normal position in which the top surface faces upward and an inverted position in which the bottom surface faces upward.

According to an exemplary embodiment of the present invention, when the wire fixing base is turned to the inverted position, the end conductors of the wires fixed to the wire fixing device are aligned with and abut against the corresponding pads of the circuit board fixed to the circuit board fixing device.

According to another exemplary embodiment of the present invention, one end of the wire gland is pivotally connected to the wire retention base and adapted to rotate between an open position and a closed position; the wire gland is adapted to press the wire in the wire positioning slot when the wire gland is in the closed position.

According to another exemplary embodiment of the present invention, the wire fixing device further comprises a gland locker pivotally connected to the wire fixing base and adapted to rotate between a locked position and an unlocked position; the gland locker is adapted to lock the gland in the closed position when the gland locker is in the locked position; when the gland locker is in the unlocked position, the gland locker is disengaged from the gland such that the gland can be rotated to the open position.

According to another exemplary embodiment of the present invention, a spring is provided in the gland fixing base, the spring pushing on the gland locker to hold the gland locker in the locked position.

According to another exemplary embodiment of the present invention, the gland locker has a first end exposed from a top surface of the wire fixing base at one side of a pivot shaft of the gland locker; when the wire fixing base is turned to the normal position, the gland locker may be rotated to the unlocked position by pushing the first end of the gland locker.

According to another exemplary embodiment of the present invention, the gland locker further has a second end exposed from a bottom surface of the wire fixing base at the other side of the pivot shaft of the gland locker; the gland lock may be rotated to the unlocked position by pushing on the second end of the gland lock when the wire retention base is flipped to the inverted position.

According to another exemplary embodiment of the present invention, a first support table is provided on the base, and one end of the wire fixing base is pivotally connected to the first support table such that the wire fixing base is rotatable about a pivot axis.

According to another exemplary embodiment of the present invention, a second support table is further provided on the base; when the wire fixing base is turned over to the inverted position, the other end of the wire fixing base is supported on the second support table.

According to another exemplary embodiment of the present invention, a first positioning structure is formed on the second support stage, and a second positioning structure is formed on the other end of the wire fixing base; when the other end of the wire fixing base is supported on the second supporting table, the first positioning structure is matched with the second positioning structure.

According to another exemplary embodiment of the present invention, one of the first and second locating structures is a recess and the other is a protrusion.

According to another exemplary embodiment of the present invention, the circuit board fixing device includes a circuit board fixing base on which a circuit board positioning groove adapted to position the circuit board is formed.

According to another exemplary embodiment of the present invention, the circuit board fixing device further comprises a circuit board locker adapted to hold the circuit board in the circuit board positioning groove.

According to another exemplary embodiment of the present invention, the fixing apparatus includes a plurality of circuit board fixing devices and a plurality of press cover fixing devices respectively corresponding to the plurality of first fixing devices; the plurality of first fixture devices and the plurality of gland fixture devices are each arranged in a row.

In each of the foregoing exemplary embodiments according to the present invention, one end of the wire fixing device of the fixing apparatus is pivotally mounted on the base to be turnable between a normal position in which the top surface faces upward and an inverted position in which the bottom surface faces upward. Therefore, the wire fixing device of the fixing equipment is very simple to operate, and is beneficial to improving the welding efficiency of welding the wire to the circuit board.

Other objects and advantages of the present invention will become apparent from the following description of the invention which refers to the accompanying drawings, and may assist in a comprehensive understanding of the invention.

Drawings

FIG. 1 shows a perspective view of a fixture according to an exemplary embodiment of the present invention with a wire retention base in a top-up, upright position;

FIG. 2 is a schematic view showing a wire being placed in the wire positioning groove of the wire fixing base shown in FIG. 1;

FIG. 3 shows a schematic view of the wire gland of the wire retention base shown in FIG. 2 rotated to a closed position and locked in the closed position;

FIG. 4 shows a schematic view of the wire retention base shown in FIG. 3 being flipped to an upside down position with the bottom surface facing upward; and

figure 5 shows a schematic view of the wire retention base of figure 4 with the gland locks unlocked and the wire gland rotated to an open position.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings. In the specification, the same or similar reference numerals denote the same or similar components. The following description of the embodiments of the present invention with reference to the accompanying drawings is intended to explain the general inventive concept of the present invention and should not be construed as limiting the invention.

Furthermore, in the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the disclosure. It may be evident, however, that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in schematic form in order to simplify the drawing.

According to one general technical concept of the present invention, there is provided a fixing apparatus including: a base; at least one circuit board fixing device, which is arranged on the base and is suitable for positioning and fixing a circuit board; and at least one wire fixing device which is arranged on the base, corresponds to the at least one circuit board fixing device respectively and is suitable for positioning and fixing at least one wire. The lead fixing device includes: the lead fixing base is provided with a lead positioning groove suitable for positioning the lead on the top surface; and the wire gland is arranged on the top surface of the wire fixing base and is suitable for pressing the wire in the wire positioning groove. One end of the wire fixing base is pivotally mounted on the base so that the wire fixing base can be turned between a normal position in which the top surface faces upward and an inverted position in which the bottom surface faces upward.

Fig. 1 shows a perspective view of a fixing device according to an exemplary embodiment of the present invention, in which a wire fixing base 200 is in a top-up upright position. Fig. 2 shows a schematic view of a wire being placed in the wire positioning groove 211 of the wire 20 fixing base 200 shown in fig. 1.

As shown in fig. 1 and 2, in the illustrated embodiment, the fixing apparatus mainly includes a base 1, at least one circuit board fixing device 100, and at least one wire fixing device 200. At least one circuit board fixing device 100 is mounted on the base 1 and adapted to position and fix a circuit board 10. At least one wire fixing device 200 is mounted on the base 1 and adapted to position and fix at least one wire 20. The at least one lead fixing device 200 corresponds to the at least one circuit board fixing device 100, respectively.

Fig. 3 shows a schematic view of the wire gland 220 of the wire fixing base 210 shown in fig. 2 rotated to a closed position and locked in the closed position.

As shown in fig. 2 and 3, in the illustrated embodiment, the wire fixing device 200 mainly includes a wire fixing base 210 and a wire gland 220. A wire positioning groove 211 adapted to position the wire 20 is formed on the top surface of the wire fixing base 210. The wire pressing cover 220 is mounted on the top surface of the wire fixing base 210 and adapted to press the wire 20 in the wire positioning groove 211.

In one embodiment of the present invention, as shown in fig. 1, one end of the wire fixing base 210 is pivotally mounted on the base 1. Thus, the wire fixing base 210 can be flipped between a normal position (position shown in fig. 1 to 3) in which the top surface faces upward and an inverted position (position shown in fig. 4 to 5) in which the bottom surface faces upward.

Fig. 4 shows a schematic view of the wire fixing base 210 shown in fig. 3 turned to an upside-down position with the bottom surface facing upward.

As shown in fig. 4, in the illustrated embodiment, when the wire fixing base 210 is turned to the upside-down position, the end conductors 21 of the wires 20 fixed to the wire fixing device 200 are precisely aligned with the corresponding pads 11 of the circuit board 10 fixed to the circuit board fixing device 100 and closely abut on the corresponding pads 11. After the end conductors 21 of the wires 20 are precisely aligned with the corresponding pads 11 on the circuit board 10 and tightly abut the corresponding pads 11, the end conductors 21 of the wires 20 can be directly soldered to the corresponding pads 11 of the circuit board 10 by an iron soldering iron.

As shown in fig. 1-3, in the illustrated embodiment, one end of the wire gland 220 is pivotally connected to the wire seating base 210 and is adapted to rotate between an open position (the state shown in fig. 1) and a closed position (the state shown in fig. 3).

As shown in fig. 3, in the illustrated embodiment, the wire gland 220 is adapted to press the wire 2 into the wire positioning slot 211 when the wire gland 220 is in the closed position.

Fig. 5 shows a schematic view of the gland lock 230 of the wire retention base 210 shown in fig. 4 unlocked and the wire gland 220 rotated to an open position.

As shown in fig. 1-5, in the illustrated embodiment, the wire retention device 200 further includes a gland lock 230, the gland lock 230 pivotally coupled to the wire retention base 210 and adapted to rotate between a locked position (shown in fig. 3) and an unlocked position (shown in fig. 5).

As shown in fig. 3, in the illustrated embodiment, the gland locks 230 are adapted to lock the gland 220 in the closed position when the gland locks 230 are in the locked position.

As shown in fig. 5, in the illustrated embodiment, when the gland lock 230 is in the unlocked position, the gland lock 230 is disengaged from the gland 220 such that the gland 220 can be rotated to the open position.

Although not shown, in one embodiment of the present invention, a spring is provided in the gland fixing base 210, which pushes against the gland locker 230 to hold the gland locker 230 in the locked position.

As shown in fig. 1 and 5, in the illustrated embodiment, the gland locker 230 has a first end 231 exposed from the top surface of the wire fixing base 210 on one side of the pivot shaft 230a of the gland locker 230. When the wire fixing base 210 is turned to the normal position, the gland locker 230 may be rotated to the unlocked position by pushing the first end 231 of the gland locker 230.

As shown in fig. 1 and 5, in the illustrated embodiment, the gland locker 230 also has a second end 232 exposed from the bottom surface of the wire fixing base 210 on the other side of the pivot shaft 230a of the gland locker 230. When the wire retention base 210 is flipped to the inverted position, the gland lock 230 may be rotated to the unlocked position by pushing on the second end 232 of the gland lock 230.

As shown in fig. 1 and 5, in the illustrated embodiment, a first support stage 201 is provided on the base 1, and one end of the wire fixing base 210 is pivotally connected to the first support stage 201, so that the wire fixing base 210 can rotate about a pivot axis 210 b.

As shown in fig. 1 and 5, in the illustrated embodiment, a second support table 202 is further provided on the base 1, and when the wire fixing base 210 is turned to an upside-down position, the other end of the wire fixing base 210 is supported on the second support table 202.

As shown in fig. 1 and 5, in the illustrated embodiment, a first positioning structure 202a is formed on the second support stage 202, and a second positioning structure 210a is formed on the other end of the wire fixing base 210. The first positioning structure 202a mates with the second positioning structure 210a when the other end of the wire holding base 210 is supported on the second support stage 202.

As shown in fig. 1 and 5, in the illustrated embodiment, one of the first and second locating features 202a, 210a is a recess and the other is a projection.

As shown in fig. 1 and 5, in the illustrated embodiment, the circuit board fixing device 100 includes a circuit board fixing base 110, and a circuit board positioning groove 111 adapted to position the circuit board 10 is formed on the circuit board fixing base 110.

Although not shown, in one embodiment of the present invention, the circuit board fixing device 100 may further include a circuit board locker adapted to hold the circuit board 10 in the circuit board positioning groove 111.

As shown in fig. 1, in the illustrated embodiment, the fixing apparatus includes a plurality of first fixing devices 100, and the plurality of first fixing devices 100 are arranged in a row so that a plurality of circuit boards 10 can be positioned and fixed at the same time. The fixing apparatus includes a plurality of gland fixing devices 200 corresponding to the plurality of first fixing devices 100, respectively. A plurality of gland fixtures 200 are arranged in a row so that a plurality of rows of wires 20 can be positioned and fixed at the same time. Thus, the plurality of rows of wires 20 can be soldered to the plurality of circuit boards 10 at the same time, which is advantageous for improving soldering efficiency.

The process of fixing the lead 20 and the circuit board 10 to the fixing apparatus will be described with reference to fig. 1 to 5.

First, as shown in fig. 1, the circuit board 10 is positioned in the circuit board positioning groove 111 of the circuit board fixing base 110;

then, as shown in fig. 2, with the wire fixing base 210 in the top-up position, the wire 20 is placed in the wire positioning groove 211 of the wire fixing base 210;

then, as shown in fig. 3, the wire gland 220 is rotated to the closed position and the wire gland 220 is locked in the closed position by the gland locker 230, thereby holding the wires 20 in the wire positioning grooves 211;

then, as shown in fig. 4, the wire fixing base 210 is turned to an upside-down position with the bottom surface facing upward, so that the end conductors 21 of the wires 20 are aligned with and abut on the corresponding pads 11 on the circuit board 10;

then, the end conductors 21 of the wires 20 are soldered to the corresponding pads 11 on the circuit board 10;

finally, the gland lock 230 is rotated to the unlocked position so that the wire gland 220 can be automatically rotated to the open position by gravity, thereby allowing the wires 20 that have been soldered to the circuit board 10 to be removed from the wire fixture 200.

It will be appreciated by those skilled in the art that the embodiments described above are exemplary and can be modified by those skilled in the art, and that the structures described in the various embodiments can be freely combined without conflict in structure or principle.

Although the present invention has been described in connection with the accompanying drawings, the embodiments disclosed in the drawings are intended to be illustrative of preferred embodiments of the present invention and should not be construed as limiting the invention.

Although a few embodiments of the present general inventive concept have been shown and described, it will be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined in the appended claims and their equivalents.

It should be noted that the word "comprising" does not exclude other elements or steps, and the words "a" or "an" do not exclude a plurality. Furthermore, any reference signs in the claims shall not be construed as limiting the scope of the invention.

Claims

1. A fixation device, comprising:

a base (1);

at least one circuit board fixing device (100) mounted on said base (1) and adapted to position and fix a circuit board (10); and

at least one wire fixing device (200) mounted on said base (1) in correspondence with said at least one circuit board fixing device (100), respectively, suitable for positioning and fixing at least one wire (20),

the lead fixation device (200) comprises:

a wire fixing base (210) having a wire positioning groove (211) formed on a top surface of the wire fixing base (210) to position the wire (20); and

a wire pressing cover (220) mounted on the top surface of the wire fixing base (210) and adapted to press the wire (20) in the wire positioning groove (211),

the method is characterized in that:

one end of the wire fixing base (210) is pivotally mounted on the base (1) so that the wire fixing base (210) can be turned between a normal position in which the top surface faces upward and an inverted position in which the bottom surface faces upward.

2. The fixture according to claim 1, wherein:

when the wire fixing base (210) is turned to the inverted position, the end conductors (21) of the wires (20) fixed on the wire fixing device (200) are aligned with and abut against the corresponding pads (11) of the circuit board (10) fixed on the circuit board fixing device (100).

3. The fixture according to claim 1 or 2, wherein:

one end of the wire gland (220) is pivotally connected to the wire retention base (210) and is adapted to rotate between an open position and a closed position;

the wire gland (220) is adapted to press the wire (20) in the wire positioning slot (211) when the wire gland (220) is in the closed position.

4. A fixation device as claimed in claim 3, characterized in that:

the wire fixation device (200) further comprises a gland locker (230), the gland locker (230) being pivotally connected to the wire fixation base (210) and adapted to rotate between a locked position and an unlocked position;

the gland locker (230) is adapted to lock the wire gland (220) in the closed position when the gland locker (230) is in the locked position;

when the gland lock (230) is in the unlocked position, the gland lock (230) is disengaged from the wire gland (220) such that the wire gland (220) can be rotated to the open position.

5. The fixture according to claim 4, wherein:

a spring is provided in the wire fixing base (210) and pushes against the gland locker (230) to hold the gland locker (230) in the locked position.

6. The fixture apparatus of claim 5, wherein:

the gland locker (230) having a first end (231) exposed from a top surface of the wire fixing base (210) at one side of a pivot shaft (230a) of the gland locker (230);

when the wire fixing base (210) is turned to the normal position, the gland locker (230) may be rotated to the unlocking position by pushing the first end (231) of the gland locker (230).

7. The fixture according to claim 6, wherein:

the gland locker (230) further having a second end (232) exposed from the bottom surface of the wire fixing base (210) at the other side of the pivot shaft (230a) of the gland locker (230);

the gland lock (230) may be rotated to the unlocked position by pushing on the second end (232) of the gland lock (230) when the wire retention base (210) is flipped to the inverted position.

8. The fixture according to claim 1, wherein:

a first supporting table (201) is arranged on the base (1), and one end of the lead fixing base (210) is pivotally connected to the first supporting table (201), so that the lead fixing base (210) can rotate around a pivoting shaft (210 b).

9. The fixture according to claim 8, wherein:

a second support table (202) is also arranged on the base (1);

the other end of the wire holding base (210) is supported on the second support table (202) when the wire holding base (210) is flipped to the inverted position.

10. The fixture according to claim 9, wherein:

a first positioning structure (202a) is formed on the second support table (202), and a second positioning structure (210a) is formed on the other end of the lead fixing base (210);

the first locating structure (202a) cooperates with the second locating structure (210a) when the other end of the wire seating base (210) is supported on the second support table (202).

11. The fixture according to claim 10, wherein:

one of the first locating feature (202a) and the second locating feature (210a) is a recess and the other is a projection.

12. The fixture according to claim 1, wherein:

the circuit board fixing device (100) comprises a circuit board fixing base (110), wherein a circuit board positioning groove (111) suitable for positioning the circuit board (10) is formed in the circuit board fixing base (110).

13. The fixture according to claim 12, wherein:

the circuit board fixing device (100) further includes a circuit board locker adapted to hold the circuit board (10) in the circuit board positioning groove (111).

14. The fixture according to claim 1, wherein:

the fixing apparatus includes a plurality of circuit board fixing devices (100) and a plurality of lead fixing devices (200) corresponding to the plurality of circuit board fixing devices (100), respectively;

the plurality of circuit board fixtures (100) and the plurality of wire fixtures (200) are each arranged in a row.