CN110739629B - Crimping method for connecting wire of power distribution cabinet - Google Patents
Crimping method for connecting wire of power distribution cabinet Download PDFInfo
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- CN110739629B CN110739629B CN201910943068.6A CN201910943068A CN110739629B CN 110739629 B CN110739629 B CN 110739629B CN 201910943068 A CN201910943068 A CN 201910943068A CN 110739629 B CN110739629 B CN 110739629B
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- connecting wire
- clamping jaw
- mounting sleeve
- crimping
- wire
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
- H01R4/18—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
- H01R4/20—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping using a crimping sleeve
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Manufacturing Of Electrical Connectors (AREA)
Abstract
The invention discloses a crimping method of a connecting wire of a power distribution cabinet, which comprises the following steps: s1, clamping the front end of the connecting wire by using a front clamping jaw, and clamping the rear end of the connecting wire by using a rear clamping jaw; s2, moving the front clamping jaw to enable the front end of the connecting wire to be close to the joint and to be guided to align with the mounting sleeve of the joint; s3, opening the front clamping jaw, moving the front clamping jaw backwards, and clamping the connecting wire again; s4, moving the front clamping jaw forward to enable the front end of the connecting wire to extend into the mounting sleeve of the connector; and S5, pressing the mounting sleeve of the connector to the front end of the connecting wire through a pressing machine. The invention can automatically, accurately and efficiently press the joint at the end of the connecting wire.
Description
Technical Field
The invention relates to a manufacturing method of a connecting wire of a power distribution cabinet, in particular to a crimping method of the connecting wire of the power distribution cabinet.
Background
In the process of assembling, field installing, debugging and connecting the power distribution cabinet, internal electrical elements of the power distribution cabinet need to be connected in a one-to-one correspondence manner through connecting wires, terminal rows and terminal groups of two electrical elements are connected, and the connecting wires are generally cables, so that a large number of connecting wires are generated for connecting work. Because the terminal of the terminal row has different structures, different connecting wire connectors (or called terminal connectors) such as circular connectors, needle tube connectors and snap-fit connectors are correspondingly required to adapt to the terminals of the terminal row. Therefore, when the connection is assembled, debugged and connected by workers, the connecting wires at different positions need to be distinguished, usually, the identification pipes marked with codes are sleeved outside the connecting wires in a penetrating way, and the workers identify different connecting wires through different codes, so that the continuous operation or later maintenance of the workers is facilitated, and the connection errors are prevented. After the pipe is penetrated, the access joints are respectively pressed at the two ends of the connecting wire by workers. The connector generally comprises a mounting sleeve for wrapping the connecting wire and a conductive connecting part extending out of one side of the mounting sleeve, and the mounting sleeve and the end part of the connecting wire are pressed and fixed in the pressing process of a worker.
It is from top to bottom visible, the preparation of the joint crimping of connecting wire is manual operation, and has a large amount of connecting wires in the switch board, and consequently this joint preparation mode leads to required preparation instrument more, and the operation is numerous and diverse, and is inefficient, and work load is big, and along with the change demand of 5G era signal transceiver station signal distribution box, its installation environment and installation intensity also increase gradually, have brought bigger installation and debugging difficulty for the staff of outdoor operations.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a crimping method of a connecting wire of a power distribution cabinet, which can automatically, accurately and efficiently crimp a joint at the end of the connecting wire.
The purpose of the invention is realized by the following technical scheme:
a crimping method of a connecting wire of a power distribution cabinet comprises the following steps:
s1, clamping the front end of the connecting wire by using a front clamping jaw, and clamping the rear end of the connecting wire by using a rear clamping jaw;
s2, moving the front clamping jaw to enable the front end of the connecting wire to be close to the joint and to be guided to align with the mounting sleeve of the joint;
s3, opening the front clamping jaw, moving the front clamping jaw backwards, and clamping the connecting wire again;
s4, moving the front clamping jaw forward to enable the front end of the connecting wire to extend into the mounting sleeve of the connector;
and S5, pressing the mounting sleeve of the connector to the front end of the connecting wire through a pressing machine.
Preferably, in step S2, when the front jaw moves, the rear jaw clamps the connecting line and the front jaw moves synchronously and in the same direction.
Preferably, in step S2, the rear jaw clamps the guide tube, the rear end of the connecting wire is slidably inserted into the guide tube, and the rear jaw presses the rear end of the connecting wire by pressing the guide tube to deform the guide tube.
Preferably, in step S2, the rear clamping jaw removes the compression on the conduit, the rear end of the connecting wire is slidably inserted into and supported by the conduit, and the connecting wire is driven to move forward or backward by the forward or backward movement of the front clamping jaw.
Preferably, the leading end of the connecting wire is guided by a guide block mounted on the crimper.
Preferably, the front end of the guide block clamps a mounting sleeve of the fitting, and the rear end of the guide block is used for guiding the front end of the connecting wire into the mounting sleeve.
Preferably, the guide block is divided into a front section and a rear section, the front section is used for abutting against and aligning with the mounting sleeve of the joint, the rear section is provided with a horn mouth for guiding the end part of the front end of the connecting wire to enter the mounting sleeve, and the mounting sleeve of the joint is aligned and communicated with the horn mouth.
Preferably, in step S3, after the front clamping jaw is opened, the front clamping jaw moves up or down to avoid the connecting line and then moves back.
Preferably, between the step S1 and the step S2, the method further comprises adjusting the positions of the front clamping jaw, the rear clamping jaw and the pipe clamping jaw to make the connecting line and the identification pipe on the same axis.
Preferably, the crimping machine has a lower die cutter and an upper die cutter, the mounting sleeve of the joint is located between the lower die cutter and the upper die cutter, after step S5, the upper die cutter is lifted up and forms a space with the lower die cutter, and the front clamping jaw and the rear clamping jaw drive the connecting wire and the joint to move out of the space.
Compared with the prior art, the invention has the following beneficial effects:
the connecting wire is clamped by the front clamping jaw and the rear clamping jaw, the straightness of the connecting wire can be kept, when the connecting wire is aligned with the mounting sleeve of the connector and penetrates through the mounting sleeve, the penetrating process is smoother and is not easy to be blocked, so that clamping stagnation or bending of the connecting wire is avoided, the front clamping jaw and the rear clamping jaw are respectively clamped at the front end and the rear end of the connecting wire, the straightness of the connecting wire is kept, when the front end of the connecting wire is close to the connector, the front end of the connecting wire is guided to be aligned with the mounting sleeve of the connector, the mounting sleeve is ensured to be stably sleeved into the connecting wire, and the connecting wire at the moment is positioned by the front clamping jaw and the rear clamping jaw constantly, so that the straightness of the connecting wire is kept continuously; when the front clamping jaw is opened and moved backwards, the connecting wire is positioned by the mounting sleeve and the rear clamping jaw, so that the connecting wire is supported and clamped by the two positioning points at any time, the stability is better, and the accurate butt joint of the front end of the connecting wire and the joint when the front clamping jaw is pushed forwards again is facilitated; and the mode that the front clamping jaw moves backwards and forwards again to push the connecting wire is adjusted, so that the connecting wire and the connector with different lengths can be adapted to adjust the stroke of the front clamping jaw moving forwards again, the applicability is stronger, and the debugging is simpler and more convenient.
Drawings
FIG. 1 is a schematic view of the initial position of the joint of the present invention;
FIG. 2 is a schematic view of the front clamping jaw of the present invention moved forward to guide the front end of the connecting wire into alignment with the connector;
FIG. 3 is a schematic view of the present invention with the front jaws moving upward after opening;
FIG. 4 is a schematic illustration of the rearward displacement of the front jaw of the present invention;
FIG. 5 is a schematic view of the front jaw re-clamping a connecting wire in accordance with the present invention;
FIG. 6 is a schematic view of the front clamping jaw moving forward again to drive the connecting wire to move forward;
FIG. 7 is a schematic view showing the upper cutting die lifted up and separated from the lower cutting die after the installation sheath is crimped to the end of the connecting wire by the crimper of the present invention (the shape of the installation sheath crimped to the connecting wire is not shown);
fig. 8 is a schematic diagram of the butt joint of the guide block, the connecting wire and the joint of the present invention.
In the figure: 1. a front clamping jaw; 2. a rear clamping jaw; 3. a crimping machine; 31. feeding a die cutter; 32. a lower die cutter; 4. a conduit; 5. a guide block; 51. a bell mouth; 6. a connecting wire; 7. a joint; 71. and (7) installing a sleeve.
Detailed Description
The invention is described in further detail below with reference to the figures and the specific embodiments. In the present specification, the terms "upper", "inner", "middle", "left", "right" and "one" are used for clarity of description only, and are not used to limit the scope of the present invention, and changes or modifications of the relative relationship between them are considered to be within the scope of the present invention without substantial technical changes, and will be described in advance.
A crimping method of a connecting wire of a power distribution cabinet comprises the following steps:
s1, as shown in fig. 1, clamping the front end of the connecting wire 6 with the front jaw 1, and clamping the rear end of the connecting wire 6 with the rear jaw 2;
s2, as shown in fig. 2, moving the front clamping jaw 1 to make the front end of the connecting wire 6 close to the joint 7 and lead the front end to be aligned with the mounting sleeve 71 of the joint 7;
s3, as shown in fig. 3, opening the front jaw 1, as shown in fig. 4 and 5, moving the front jaw 1 backward, and then clamping the connecting wire 6 again;
s4, as shown in fig. 6, the front clamping jaw 1 is moved forward, so that the front end of the connecting wire 6 extends into the mounting sleeve 71 of the joint 7;
s5, as shown in fig. 7, the mounting sleeve 71 of the terminal 7 is crimped to the tip end of the connecting wire 6 by the crimper 3.
The connecting wire 6 is clamped by the front clamping jaw 1 and the rear clamping jaw 2, the straightness of the connecting wire 6 can be kept, when the connecting wire is aligned with the mounting sleeve 71 of the joint 7 and penetrates through the mounting sleeve, the penetrating process is smoother and is not easy to be blocked, so that clamping stagnation or bending of the connecting wire 6 is caused, the front clamping jaw 1 and the rear clamping jaw 2 are respectively clamped at the front end and the rear end of the connecting wire 6, the straightness of the connecting wire is kept, when the front end of the connecting wire 6 is close to the joint 7, the mounting sleeve 71 of the joint 7 is guided to be aligned, the mounting sleeve 71 is ensured to be stably sleeved in the connecting wire 6, and the connecting wire 6 at the moment is constantly positioned by the front clamping jaw 1 and the rear clamping jaw 2, so that the straightness of the connecting wire 6 is continuously kept; when the front clamping jaw 1 is opened and moved backwards, the connecting wire 6 is positioned by the mounting sleeve 71 and the rear clamping jaw 2, so that the connecting wire 6 is supported and clamped by two positioning points at any time, the stability is better, and the accurate butt joint of the front end of the connecting wire 6 and the joint 7 is facilitated when the front clamping jaw 1 is pushed forwards again; and the mode that the front clamping jaw 1 moves backwards and moves forwards again to push the connecting wire 6 is adjusted, so that the stroke that the front clamping jaw 1 moves forwards again can be adapted to the connecting wire 6 and the connector 7 with different lengths, the applicability is stronger, and the debugging is simpler and more convenient, therefore, the connecting wire 6 automatically and efficiently finishes the crimping of the connector 7 at the end part of the connecting wire 6 through the connection action of the front clamping jaw 1, the rear clamping jaw 2 and the crimping machine 3, the clamping stagnation is not easy to happen, and the smoothness is good.
The movement of the front clamping jaw 1 and the rear clamping jaw 2 can be driven by a sliding platform formed by linear moving mechanisms such as an air cylinder, an electric push rod or a screw nut to realize multi-axis movement, the opening and closing actions of the front clamping jaw 1 and the rear clamping jaw 2 and the stamping and pressing actions of the crimping machine 3, and the air cylinder, the hydraulic cylinder and the like can also be used as driving force to drive a clamping plate to realize opening and closing or the action of an upper die cutter 32 and a lower die cutter.
In this example, the connecting wire 6 is a cable wire, and the continuous connecting wire 6 is guided by the guide mechanism into the positioning and clamping space formed by the rear jaw 2 and the front jaw 1, and at this time, the rear end of the connecting wire 6 is a continuous end and is connected to the cable wire of the rear connecting wire 6. In another embodiment, the rear end of the connecting wire 6 is cut off. It should be noted that the previous step of the crimping step of the connecting wire 6 is a threading step of threading the identification tube, and after the threading step is completed, the front clamping jaw 1 and the rear clamping jaw 2 can be integrally moved to the crimping station implemented by the invention by using a mechanism consisting of the same set of front clamping jaw 1 and rear clamping jaw 2 through an external turntable or a conveying mechanism, so that the connecting wire 6 is aligned with the connector 7 to form smooth process connection.
In order to ensure that the action of the front clamping jaw 1 for forwards pushing the connecting wire 6 is not hindered and is smoother:
as one of the embodiments: in step S2, when the front clamping jaw 1 moves, the rear clamping jaw 2 clamps the connecting wire 6 and the front clamping jaw 1 synchronously move in the same direction, so that the connecting wire 6 is moved by the synchronous clamping jaws, the stability is better, and the synchronous mode can be applied to the synchronous forward movement of the front clamping jaw 1 and the rear clamping jaw 2 when the front clamping jaw 1 moves forward for the second time.
As another embodiment: in the step S2, the rear jaw 2 clamps the conduit 4, the rear end of the connecting wire 6 is slidably inserted into the conduit 4, and the rear jaw 2 presses the conduit 4 to deform the conduit 4 so as to press and press the rear end of the connecting wire 6. So, when needing to press from both sides tight connecting wire 6, back clamping jaw 2 can press from both sides tight connecting wire 6 through compressing tightly pipe 4, and when preceding clamping jaw 1 antedisplacement propelling movement connecting wire 6, back clamping jaw 2 removes the pressure-tightly to pipe 4, and connecting wire 6 can slide in pipe 4. Specifically, in step S2, the rear clamping jaw 2 removes the compression on the conduit 4, the rear end of the connecting wire 6 is slidably inserted into and supported by the conduit 4, and the connecting wire 6 is driven to move forward or backward by the forward or backward movement of the front clamping jaw 1.
In order to avoid the front end of the connecting wire 6 from colliding with the fitting 7 or being misaligned with the mounting sleeve 71 of the fitting 7 to cause a crimping failure, the present embodiment guides the front end of the connecting wire 6 by the guide 5 mounted on the crimper 3. The specific method is that, as shown in fig. 8, the adopted guide block 5 has the following structure: the front end of the guide block 5 is fitted with a fitting sleeve 71 of the terminal 7, and the rear end of the guide block 5 is used to guide the front end of the connection wire 6 into the fitting sleeve 71. The guide block 5 is divided into a front section and a rear section, the front section is used for abutting against and aligning with the mounting sleeve 71 of the joint 7, the rear section is provided with a horn mouth 51 for guiding the front end of the connecting wire 6 to enter the mounting sleeve 71, and the mounting sleeve 71 of the joint 7 is communicated with the horn mouth 51 in an aligning way. The bell mouth 51 is in a shape of gradually narrowing, the front end of the connecting wire 6 can be guided into the bell mouth 51, along with the forward movement of the front clamping jaw 1, the connecting wire 6 enters the mounting sleeve 71 communicated with the bell mouth 51, and correspondingly, the mounting sleeve 71 is sleeved on the connecting wire 6.
In order to utilize the space more optimally, in step S3 of this embodiment, after the front clamping jaw 1 is opened, the front clamping jaw moves up or down to avoid the connecting wire 6 and then moves backward, so as to avoid the connecting wire 6 colliding with the front clamping jaw 1 that moves backward, and fully utilize the space above or below the connecting wire 6.
In order to further avoid clamping stagnation, the sleeve connection of the joint 7 installation sleeve 71 is smoother, and the crimping of the crimping machine 3 is more stable, between the step S1 and the step S2, the method further comprises the step of adjusting the positions of the front clamping jaw 1, the rear clamping jaw 2 and the pipe clamping jaw, so that the connecting wire 6 and the identification pipe are positioned on the same axis. Because the positions of the mounting sleeve 71 and the connecting wire 6 are aligned, and the front end and the rear end of the connecting wire 6 are also aligned and positioned, stable and accurate crimping after sleeving can be completed more favorably.
In order to better realize the circulation and make the process continue more smoothly, the crimper 3 of this embodiment has the lower die cutter 32 (or called upper platen) and the upper die cutter 31 (or called lower platen), the mounting sleeve 71 of the joint 7 is located between the lower die cutter 32 and the upper die cutter 31, after the upper die cutter 31 is pressed down, the mounting sleeve 71 of the joint 7 is pressed on the front end of the connecting wire 6, the cable core at the front end of the connecting wire 6 stripped and exposed by the previous process is also conducted with the joint 7, after the step S5, the upper die cutter 31 is lifted up and forms a gap with the lower die cutter 32, and the front clamping jaw 1 and the rear clamping jaw 2 drive the connecting wire 6 and the joint 7 to move out of the gap. So, after the once crimping of joint 7 and connecting wire 6 is accomplished, outside carousel or conveying mechanism will drive front clamping jaw 1, back clamping jaw 2 and remove, and then drive the connecting wire 6 that the crimping had connect 7 and pass through the interval shifts out between last mould sword 31 and the lower mould sword 32 to realize that next joint 7 smoothly gets into the station, next connecting wire 6 aligns this joint 7, so circulate.
The embodiments of the present invention are not limited thereto, and according to the above-mentioned contents of the present invention, the present invention can be modified, substituted or combined in other various forms without departing from the basic technical idea of the present invention.
Claims (7)
1. The crimping method of the connecting wire of the power distribution cabinet is characterized by comprising the following steps:
s1, clamping the front end of the connecting wire by using a front clamping jaw, and clamping the rear end of the connecting wire by using a rear clamping jaw;
s2, moving the front clamping jaw to enable the front end of the connecting wire to be close to the joint and to be guided to align with the mounting sleeve of the joint; the rear clamping jaw clamps a conduit, the rear end of the connecting wire is slidably penetrated in the conduit, and the rear clamping jaw deforms the conduit through the pressing conduit so as to extrude and press the rear end of the connecting wire; when the front clamping jaw moves forwards to push the connecting wire, the rear clamping jaw removes the compression on the guide pipe, the rear end of the connecting wire is in sliding penetration connection and is supported in the guide pipe, and the connecting wire is driven to move forwards or backwards through the forward movement or backward movement of the front clamping jaw;
s3, opening the front clamping jaw, moving the front clamping jaw backwards, and clamping the connecting wire again;
s4, moving the front clamping jaw forward to enable the front end of the connecting wire to extend into the mounting sleeve of the connector;
and S5, pressing the mounting sleeve of the connector to the front end of the connecting wire through a pressing machine.
2. The crimping method of the connection wire of the power distribution cabinet according to claim 1, wherein the front end of the connection wire is guided by a guide block mounted on a crimping machine.
3. The crimping method of the connection wire of the power distribution cabinet according to claim 2, wherein the front end of the guide block clamps the mounting sleeve of the terminal, and the rear end of the guide block is used for guiding the front end of the connection wire into the mounting sleeve.
4. The crimping method of the connecting wire of the power distribution cabinet according to claim 3, wherein the guide block is divided into a front section and a rear section, the front section is used for abutting against and aligning with the mounting sleeve of the connector, the rear section is provided with a bell mouth for guiding the end part of the front end of the connecting wire to enter the mounting sleeve, and the mounting sleeve of the connector is in alignment communication with the bell mouth.
5. The method for crimping the connection wire of the power distribution cabinet according to claim 1, wherein in step S3, after the front clamping jaw is opened, the front clamping jaw moves up or down to avoid the connection wire and then moves back.
6. The method for crimping the connection wire of the power distribution cabinet according to claim 1, wherein between the step S1 and the step S2, the method further comprises adjusting the positions of the front clamping jaw, the rear clamping jaw and the pipe clamping jaw to enable the connection wire and the identification pipe to be on the same axis.
7. The method for crimping the connection wire of the power distribution cabinet according to claim 1, wherein the crimping machine has a lower die cutter and an upper die cutter, the mounting sleeve of the connector is positioned between the lower die cutter and the upper die cutter, after the step S5, the upper die cutter is lifted up and forms a space with the lower die cutter, and the front clamping jaw and the rear clamping jaw drive the connection wire and the connector to move out of the space.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910943068.6A CN110739629B (en) | 2019-09-30 | 2019-09-30 | Crimping method for connecting wire of power distribution cabinet |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910943068.6A CN110739629B (en) | 2019-09-30 | 2019-09-30 | Crimping method for connecting wire of power distribution cabinet |
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| CN110739629B true CN110739629B (en) | 2021-09-24 |
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| CN105009384A (en) * | 2013-02-23 | 2015-10-28 | 古河电气工业株式会社 | Wire crimping device and wire crimping method |
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| CN101895023B (en) * | 2010-06-22 | 2013-05-15 | 徐湔湔 | Connection terminal and equipment for processing same |
| US9800008B2 (en) * | 2014-06-20 | 2017-10-24 | Te Connectivity Corporation | Terminal crimping machine having a wire clamp |
| CN107634435B (en) * | 2017-09-22 | 2019-05-24 | 扬州联谊线缆有限公司 | A kind of dedicated insertion tool of electrodynamic type cable terminal and its application method |
| CN209233145U (en) * | 2019-01-16 | 2019-08-09 | 慈溪市宏晟机械设备有限公司 | A kind of wire rod of multiply core is penetrated automatically with the device in step terminal |
| CN110211748B (en) * | 2019-07-10 | 2024-03-15 | 深圳市长城长机械设备有限公司 | Device for threading sleeve |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105009384A (en) * | 2013-02-23 | 2015-10-28 | 古河电气工业株式会社 | Wire crimping device and wire crimping method |
| CN207098253U (en) * | 2017-07-17 | 2018-03-13 | 深圳创维－Rgb电子有限公司 | A kind of terminal automatic plug mechanism |
| CN109217073A (en) * | 2018-09-25 | 2019-01-15 | 珠海凌智自动化科技有限公司 | A kind of automation equipment for assembled conductor and connecting terminal |
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