Multi-core sheathed wire terminal welding device

Abstract

The utility model relates to a multi-core sheathed wire terminal welding device which is characterized in that a terminal positioning seat is arranged on a base and is used for positioning and mounting a terminal; a Z-axis lifting seat is further arranged on the base, first pressing mechanisms are arranged on the two sides of the Z-axis lifting seat respectively, and first pressing blocks used for pressing the terminals are detachably arranged on the first pressing mechanisms. The wire clamp mechanism is arranged at the end part of the terminal positioning seat, the wire clamp mechanism comprises a mounting seat, an elastic clamping assembly is arranged on the mounting seat, the elastic clamping assembly comprises two groups of clamping fingers arranged in the length direction of the wire harness, and a group of clamping assemblies used for clamping a sheath are further arranged on the mounting seat. According to the utility model, a plurality of positioning and clamping mechanisms are arranged on the wire clamp mechanism and are used for positioning and clamping a sheath and a wire core respectively, so that stable clamping during welding of a terminal wire harness is ensured, and the welding quality is ensured; the elastic clamping assembly is arranged to be a linkage mechanism, opening and clamping actions can be conducted at the same time, feeding and discharging are facilitated, and the wire harness clamping speed is increased.

Description

Technical Field

[0001] This application belongs to the technical field of terminal wire harness welding equipment, and in particular relates to a multi-core sheathed wire terminal welding device. Background Technology

[0002] Terminal wire harness welding machines are devices that weld metal terminals to wires. Before welding, welding fixtures are needed to assist in positioning and locking the terminals and wire harnesses. Existing multi-core sheathed wire harnesses often warp at the welding end due to sheath dragging during welding, resulting in weak welds or even detachment, affecting product quality. Utility Model Content

[0003] The technical problem to be solved by this utility model is to provide a multi-core sheathed wire terminal welding device to overcome the shortcomings of the prior art. The device aims to stabilize the sheathed wire core by clamping the sheath and the wire harness separately and supporting the sheath, thereby ensuring the welding quality.

[0004] The technical solution adopted by this utility model to solve its technical problem is:

[0005] A multi-core sheathed wire terminal welding device,

[0006] A base, on which a terminal positioning seat is provided, the terminal positioning seat being used to position and install terminals;

[0007] The base is also provided with a Z-axis lifting seat, and a first pressing mechanism is provided on both sides of the Z-axis lifting seat. A first pressing block for pressing the terminal is detachably provided on the first pressing mechanism.

[0008] It also includes a wire clamp mechanism, which is disposed at the end of the terminal positioning seat. The wire clamp mechanism includes a mounting base, on which an elastic clamping component is disposed. The elastic clamping component includes two sets of clamping fingers disposed along the length direction of the wire harness. The mounting base is also provided with a clamping component for clamping the sheath.

[0009] Preferably, in the multi-core sheathed wire terminal welding device of this utility model, a sliding groove seat is provided at both ends of the mounting base along the length direction of the wire harness, and a first clamping finger and a second clamping finger are respectively provided in the two sliding groove seats. The first clamping finger and the second clamping finger clamp the wire harness perpendicular to the length direction.

[0010] Preferably, in the multi-core sheathed wire terminal welding device of the present invention, a compression spring for driving the clamping and closing is respectively provided between the first clamping finger, the second clamping finger and their respective slide seats.

[0011] Preferably, in the multi-core sheathed wire terminal welding device of the present invention, a squeezing block for driving the expansion of the first and second squeezing fingers is provided between the first and second squeezing fingers. One end of the squeezing block abuts against the cam handle, and the cam handle is used to drive the squeezing block to squeeze the expansion action of the first and second squeezing fingers.

[0012] Preferably, in the multi-core sheathed wire terminal welding device of this utility model, the mounting base is further provided with a support guide rod along the length direction of the wire core, a slider mounting base is slidably provided on the support guide rod, and a support block for supporting the sheath is fixedly connected to the slider mounting base.

[0013] Preferably, in the multi-core sheathed wire terminal welding device of this utility model, the mounting base is further provided with two first cylinders, and the telescopic rods of the two first cylinders are provided with third clamping blocks for clamping the sheath.

[0014] Preferably, in the multi-core sheathed wire terminal welding device of this utility model, the Z-axis lifting seat is provided with a cylinder cavity and a piston rod, and the piston rod is fixedly connected to the base below for driving the Z-axis lifting seat to lift.

[0015] Preferably, in the multi-core sheathed wire terminal welding device of this utility model, the first clamping mechanism includes a second cylinder arranged along the Z-axis direction and fixedly connected to the Z-axis lifting seat. A first slider is fixedly connected to the end of the telescopic shaft of the second cylinder. The Z-axis lifting seat is provided with a first slide groove along the Z-axis direction. The first slider is slidably disposed in the first slide groove. A second slide groove along the diagonal direction is provided on the upper surface of the first slider. The Z-axis lifting seat is also provided with a third slide groove along the Y-axis direction. A pressure block mounting seat is slidably disposed in the third slide groove. A guide post is fixedly connected to the bottom of the pressure block mounting seat. The guide post is slidably disposed in the second slide groove.

[0016] Preferably, the multi-core sheathed wire terminal welding device of the present invention further includes a welding machine, wherein the welding head of the welding machine is located above the terminal positioning seat and is used for welding wire harness terminals.

[0017] The beneficial effects of this utility model are:

[0018] (1) This utility model sets multiple positioning and clamping mechanisms on the online clamping mechanism to position and clamp the sheath and the wire core respectively, which ensures stable clamping during terminal wire harness welding and ensures welding quality.

[0019] (2) The elastic clamping component is set as a linkage mechanism, which can open and clamp at the same time, making it convenient to load and unload materials and improving the speed of wire harness clamping. Attached Figure Description

[0020] The technical solution of this application will be further described below with reference to the accompanying drawings and embodiments.

[0021] Figure 1 This is a schematic diagram of the overall structure of an embodiment of this application;

[0022] Figure 2 This is a schematic diagram of the tooling structure according to an embodiment of this application;

[0023] Figure 3 This is a schematic diagram of the wire clamp mechanism structure according to an embodiment of this application;

[0024] Figure 4 This is a schematic diagram of the elastic clamping component structure according to an embodiment of this application;

[0025] Figure 5 This is a cross-sectional view of the Z-axis lifting seat according to an embodiment of this application;

[0026] The attached figures are labeled as follows:

[0027] Base 10, Z-axis lifting seat 20, wire clamp mechanism 30, welding machine 40;

[0028] Terminal positioning seat 11, first pressing mechanism 21, first pressing block 22, mounting seat 31, elastic clamping assembly 32, clamping assembly 33, support guide rod 34, slider mounting seat 35, support block 36;

[0029] Second cylinder 211, first slider 212, second slide groove 213, pressure block mounting seat 214, guide post 215, first clamping finger 321, second clamping finger 322, squeezing block 323, cam handle 324, compression spring 325, first cylinder 331. Detailed Implementation

[0030] It should be noted that, unless otherwise specified, the embodiments and features described in this application can be combined with each other.

[0031] In the description of this application, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as limiting the scope of protection of this application. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, features defined with "first," "second," etc., may explicitly or implicitly include one or more of that feature. In the description of this invention, unless otherwise stated, "a plurality of" means two or more.

[0032] In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the terms "installation," "connection," and "linking" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection between two components. Those skilled in the art will understand the specific meaning of the above terms in this application based on the specific circumstances.

[0033] The technical solution of this application will now be described in detail with reference to the accompanying drawings and embodiments.

[0034] Example

[0035] This embodiment provides a multi-core sheathed wire terminal welding device, referring to... Figure 1 Its structure includes: a base 10, a Z-axis lifting seat 20, and a wire clamp mechanism 30.

[0036] Reference Figure 3 The base 10 is provided with a terminal positioning seat 11, and the terminal positioning seat 11 is provided with a positioning groove for positioning and clamping the terminal.

[0037] Reference Figure 4 The Z-axis lifting seat 20 is installed on the base 10. The Z-axis lifting seat 20 is equipped with a cylinder cavity and a piston rod. The piston rod is fixedly connected to the base 10 below and drives the Z-axis lifting seat 20 to lift under the action of high pressure gas.

[0038] A first clamping mechanism 21 is provided on each side of the Z-axis lifting seat 20. The first clamping mechanism 21 includes a second cylinder 211 arranged along the Z-axis direction and fixedly connected to the Z-axis lifting seat 20. A first slider 212 is fixedly connected to the end of the telescopic shaft of the second cylinder 211. A first sliding groove is provided on the Z-axis lifting seat 20 along the Z-axis direction. The first slider 212 is slidably disposed within the first sliding groove. A second sliding groove 213 is provided on the upper surface of the first slider 212 along the diagonal direction. The Z-axis lifting seat 20 also includes... A third slide groove along the Y-axis is provided, and a pressure block mounting seat 214 is slidably disposed in the third slide groove. A guide post 215 is fixedly connected to the bottom of the pressure block mounting seat 214. The guide post 215 is slidably disposed in the second slide groove 213. A first pressure block 22 for pressing the terminal is detachably disposed at the end of the pressure block mounting seat 214. In actual operation, the second cylinder 211 extends and pushes the first slider 212 to drive the guide post 215 to move. Due to the restriction of the third slide groove, the pressure block mounting seat 214 is pushed to slide along the Y-axis.

[0039] The multi-core sheathed wire terminal welding device of this embodiment also includes a wire clamp mechanism 30, which is disposed at the end of the terminal positioning seat 11. The wire clamp mechanism 30 includes a mounting seat 31, on which an elastic clamping component 32 is disposed. The elastic clamping component 32 includes two sets of clamping fingers disposed along the length direction of the wire harness. The mounting seat 31 is also provided with a clamping component 33 for clamping the sheath. The clamping component 33 includes two first cylinders 331 fixedly connected to the mounting seat 31. The two first cylinders 331 are respectively located on both sides of the sheath and between the first clamping fingers 321 and the second clamping fingers 322. The telescopic rods of the two first cylinders 331 are provided with third clamping blocks for clamping the sheath. The two first cylinders 331 extend and retract simultaneously to clamp or release the sheath.

[0040] Specifically, a sliding groove seat is provided at each end of the mounting base 31 along the length direction of the wire harness. A first clamping finger 321 and a second clamping finger 322 are respectively provided in the two sliding groove seats. The first clamping finger 321 is provided with a first clamping block for clamping the sheath, and the second clamping finger 322 is provided with a second clamping block for clamping the wire core.

[0041] The first clamping finger 321 and the second clamping finger 322 clamp the wire harness perpendicular to the length direction. Compression springs 325 for driving the clamping and closing are respectively provided between the first clamping finger 321, the second clamping finger 322 and their respective slide seats.

[0042] Preferably, in the multi-core sheathed wire terminal welding device of this embodiment, a pressing block 323 is provided between the first clamping finger 321 and the second clamping finger 322 for driving the expansion of the first clamping finger 321 and the second clamping finger 322. One end of the pressing block 323 abuts against the cam handle 324, and the cam handle 324 is used to drive the pressing block 323 to compress the expansion action of the first clamping finger 321 and the second clamping finger 322.

[0043] Specifically, the contact surfaces between the first clamping finger 321, the second clamping finger 322 and the two ends of the extrusion block 323 are provided with arc-shaped surfaces, the two ends of the extrusion block 323 are provided with wedge-shaped structures, and the mounting seat 31 between the slide seats is provided with a guide groove. The extrusion block 323 is slidably installed in the guide groove. In actual operation, the cam handle 324 is turned to push the extrusion block 323 to slide in the guide groove. The extrusion block 323 squeezes the first clamping finger 321 and the second clamping finger 322 to expand and open for wire harness feeding. After feeding is completed, the cam handle 324 is released. Under the rebound action of the compression spring 325, the first clamping finger 321 and the second clamping finger 322 clamp the sheath and the wire core, and the cam handle 324 rotates to its original position.

[0044] Preferably, in the multi-core sheathed wire terminal welding device of this embodiment, the mounting base 31 is further provided with a support guide rod 34 along the length direction of the wire core, a slider mounting base 35 is slidably provided on the support guide rod 34, a support block 36 for supporting the sheath is fixedly connected on the slider mounting base 35, and a sheath positioning clamping groove with an upward opening is provided on the support block 36.

[0045] It also includes a welding machine 40, whose welding head is located above the terminal positioning seat 11 and is used for welding wire harness terminals.

[0046] In actual operation, the terminal is placed in the positioning groove on the terminal positioning seat 11. One end of the sheath is stripped to expose the wire core inside. The welding end of the wire core is also stripped to expose the metal wire harness. The two first cylinders 331 contract and expand simultaneously. The cam handle 324 is turned, and the first clamping finger 321 and the second clamping finger 322 expand and open, placing the sheath and the wire core. The far end of the sheath is placed in the sheath positioning clamping groove on the support block 36. Then the cam handle 324 is released, and the first clamping finger 321 and the second clamping finger 322 clamp the sheath and the wire core respectively. The two first cylinders 331 extend and retract simultaneously to clamp the sheath. The two second cylinders 211 drive the two first pressure blocks 22 to move closer to each other and be positioned above the terminal. The Z-axis lifting seat 20 drives the two first pressure blocks 22 to descend and press them against the front end above the terminal. The welding head of the welding machine 40 descends to weld the multi-strand wire harness to the terminal.

[0047] Based on the above-described preferred embodiments according to this application, and through the foregoing description, those skilled in the art can make various changes and modifications without departing from the technical concept of this application. The technical scope of this application is not limited to the contents of the specification, but must be determined according to the scope of the claims.

Claims

1. A multi-core sheath wire terminal welding device, characterized in that, a base (10) is provided with a terminal positioning seat (11) for positioning the installation terminal; a Z-axis lifting seat (20) is further provided on the base (10), and a first pressing mechanism (21) is arranged on both sides of the Z-axis lifting seat (20), and a first pressing block (22) for pressing the terminal is detachably arranged on the first pressing mechanism (21); a wire clamp mechanism (30) is further included, which is arranged at the end of the terminal positioning seat (11), and the wire clamp mechanism (30) includes a mounting seat (31) provided with an elastic clamping assembly (32) including two sets of clamping fingers arranged in the length direction of the wire harness, and a clamping assembly (33) for clamping the sheath is further arranged on the mounting seat (31).

2. A multi-core jacketed wire terminal crimping device according to claim 1, wherein, A sliding groove seat is arranged at each end of the mounting seat (31) in the length direction of the wire harness, and a first clamping finger (321) and a second clamping finger (322) are arranged in the sliding groove seat, respectively, and the first clamping finger (321) and the second clamping finger (322) are perpendicular to the clamping action in the length direction of the wire harness.

3. A multi-conductor jacketed wire terminal crimping device according to claim 2, wherein, A compression spring is arranged between the first clamping finger (321), the second clamping finger (322) and the respective sliding groove seat for driving the compression spring to close.

4. A multi-conductor jacketed wire terminal crimping device according to claim 3, wherein, A pressing block (323) is arranged between the first clamping finger (321) and the second clamping finger (322) for driving the first clamping finger (321) and the second clamping finger (322) to expand, one end of the pressing block (323) abuts against a cam handle (324), and the cam handle (324) is used to drive the pressing block (323) to extrude the first clamping finger (321) and the second clamping finger (322) to expand.

5. A multi-conductor jacketed wire terminal crimping device according to claim 4, wherein, A support guide rod (34) in the length direction of the wire core is further arranged on the mounting seat (31), a sliding block mounting seat (35) is slidably arranged on the support guide rod (34), and a support block (36) for supporting the sheath is fixedly connected to the sliding block mounting seat (35).

6. A multi-conductor jacketed wire terminal crimping device according to claim 5, wherein, Two first air cylinders (331) are further arranged on the mounting seat (31), and a third clamping block for clamping the sheath is arranged on the telescopic rod of the first air cylinder (331).

7. A multi-core jacketed wire terminal crimping device according to any one of claims 1-6, wherein, A cylinder cavity and a piston top rod are arranged in the Z-axis lifting seat (20), the piston top rod is fixedly connected to the lower base (10), and is used to drive the Z-axis lifting seat (20) to lift.

8. A multi-conductor jacketed wire terminal crimping device according to claim 7, wherein, The first pressing mechanism (21) comprises a second air cylinder (211) arranged along the Z-axis direction and fixedly connected to the Z-axis lifting seat (20), the telescopic shaft end of the second air cylinder (211) is fixedly connected with a first sliding block (212), the Z-axis lifting seat (20) is provided with a first sliding groove along the Z-axis direction, the first sliding block (212) is slidingly arranged in the first sliding groove, the upper surface of the first sliding block (212) is provided with a second sliding groove (213) along the diagonal direction, the Z-axis lifting seat (20) is further provided with a third sliding groove along the Y-axis direction, a pressing block mounting seat (214) is slidingly arranged in the third sliding groove, the bottom of the pressing block mounting seat (214) is fixedly connected with a guide column (215), and the guide column (215) is slidingly arranged in the second sliding groove (213).

9. A multi-core jacketed wire terminal crimping device according to any of claims 1-6 or 8, wherein, A welding machine (40) is further included, a welding head of the welding machine (40) is located above the terminal positioning seat (11), and the welding machine (40) is used for welding the wire harness terminal.

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