Ultrasonic wire harness terminal welding mechanism

Abstract

The utility model discloses an ultrasonic wire harness terminal welding mechanism which comprises a lower welding seat arranged on a welding machine body and an upper welding seat arranged on a welding head, and the lower welding seat is fixed on a placing table of the welding machine body through a fixing mechanism. The opposite surfaces of the lower welding seat and the upper welding seat are respectively provided with a placing groove for extruding a terminal, one side of the lower welding seat is provided with a placing assembly for supporting one end of the terminal, and one side of the upper welding seat is provided with a downward pressing assembly for fixing the terminal. The terminal and the wire harness do not need to be fixed in advance, the welding efficiency of the terminal and the wire harness is improved, the placement stability of the terminal can be improved through the arrangement of the placement assembly, the terminal can be fixed through the arrangement of the pressing assembly and the tension generated by the tension spring, and the fixing effect of the terminal is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of ultrasonic welding, in particular to an ultrasonic wire harness terminal welding mechanism. Background Art

[0002] Currently, ultrasonic welding machines are used on the market to weld wire harnesses and wire harness terminals for reinforcement, which can improve the firmness of the fixation between the terminals and the wire harnesses.

[0003] However, most terminals require the wiring harness to be clamped in a groove on the terminal before welding, and the wiring harness and the terminal must be fixed with tools. The terminal and the wiring harness must be fixed in advance before the wiring harness and the terminal can be welded, resulting in low welding efficiency. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes an ultrasonic wire harness terminal welding mechanism.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An ultrasonic wire harness terminal welding mechanism comprises a lower welding seat arranged on a welding machine body and an upper welding seat arranged on a welding head, wherein the lower welding seat is fixed to a placement table of the welding machine body by a fixing mechanism, and opposite surfaces of the lower welding seat and the upper welding seat are provided with placement grooves for extruding terminals, one side of the lower welding seat is provided with a placement component for supporting one end of the terminal, and one side of the upper welding seat is provided with a pressing component for fixing the terminal.

[0007] As a further solution of the utility model, the placement assembly includes a placement plate, which is fixed to one side of the lower welding seat by bolts. At least two sliding holes are opened on the upper surface of the placement plate, and a sliding rod is slidably connected in the sliding hole. One end of the sliding rod is fixed with a support plate by bolts, and a rubber pad is bonded to the upper surface of the support plate. An adjustment assembly for changing the height of the support plate is provided between the support plate and the placement plate.

[0008] As a further solution of the utility model, the adjustment assembly includes a screw rod, which is rotatably connected to the upper surface of the placement plate, and one end of the screw rod passes through the support plate and is threadedly connected to the support plate, and a rotating block is welded to one end of the support plate.

[0009] As a further solution of the utility model, the pressing assembly includes a fixing plate, which is fixed to one side of the upper welding seat by bolts, one side of the fixing plate is slidably connected to a slide, one end of the slide is fixed to a pressure plate by bolts, and a tension spring is welded on the upper surface of the fixing plate, and the tension spring is fixed to the slide.

[0010] As a further solution of the utility model, the fixing mechanism includes two fixing frames, both of which are fixed to the placement table of the welding machine body by bolts, and the lower welding seat is clamped and fixed by the two fixing frames.

[0011] As a further solution of the utility model, a guide rod is welded to the upper surface of the lower welding seat, and the guide rod passes through the upper welding seat and is slidably connected to the upper welding seat.

[0012] As a further solution of the utility model, one side of the lower welding seat and the upper welding seat are both rotatably connected with auxiliary rollers, and the two auxiliary rollers can clamp the wire harness.

[0013] As a further solution of the utility model, at least one avoidance groove is opened on the inner wall of one side of the placement groove.

[0014] The beneficial effects of the utility model are:

[0015] 1. Through the setting of the placement groove, one end of the terminal is placed in the placement groove, the wiring harness is placed inside the terminal, and the welding head is moved downward. The welding head drives the upper welding seat to move downward, and the placement groove on the upper welding seat will squeeze the terminal, so that the terminal and the wiring harness are fixed. When welding is performed using the welding head, there is no need to fix the terminal and the wiring harness in advance, thereby improving the welding efficiency of the terminal and the wiring harness.

[0016] 2. Through the setting of the placement component, one end of the terminal is placed above the rubber pad on the support plate to support one end of the terminal, thereby preventing one end of the terminal from being too heavy and falling out of the placement groove on the lower welding seat, thereby improving the placement stability of the terminal.

[0017] 3. Through the setting of the downward pressing assembly, the upper welding seat will drive the fixed plate and the pressure plate to move downward, so that the pressure plate contacts the terminal, and continue to move the upper welding seat downward to make the slide and the fixed plate slide. The terminal is fixed by the tension generated by the tension spring, thereby improving the fixing effect of the terminal. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a three-dimensional structural schematic diagram of an ultrasonic wiring harness terminal welding mechanism proposed by the utility model;

[0019] Figure 2 It is a partial enlarged structural schematic diagram of an ultrasonic wiring harness terminal welding mechanism proposed by the utility model;

[0020] Figure 3 The utility model is a partial cross-sectional structural schematic diagram of an ultrasonic wiring harness terminal welding mechanism.

[0021] In the figure: 1. welding machine body; 2. fixing frame; 3. welding head; 4. upper welding seat; 5. lower welding seat; 6. guide rod; 7. placement groove; 8. avoidance groove; 9. screw rod; 10. slide rod; 11. placement plate; 12. rubber pad; 13. support plate; 14. slide hole; 15. pressure plate; 16. slide frame; 17. fixing plate; 18. tension spring; 19. auxiliary roller. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0023] Reference Figure 1-Figure 3 , an ultrasonic wire harness terminal welding mechanism, comprising a lower welding seat 5 arranged on a welding machine body 1 and an upper welding seat 4 arranged on a welding head 3, the lower welding seat 5 is fixed to the placement table of the welding machine body 1 by a fixing mechanism, the lower welding seat 5 and the upper welding seat 4 are provided with a placement groove 7 for extruding the terminal on the opposite surfaces, one side of the lower welding seat 5 is provided with a placement component for supporting one end of the terminal, and one side of the upper welding seat 4 is provided with a pressing component for fixing the terminal, one end of the terminal is placed in the placement groove 7, the wire harness is placed inside the terminal, the welding head 3 is moved downward, the welding head 3 drives the upper welding seat 4 to move downward, the placement groove 7 on the upper welding seat 4 will squeeze the terminal, so that the terminal and the wire harness are fixed, and the welding head 3 is used for welding, and there is no need to fix the terminal and the wire harness in advance, thereby improving the welding efficiency of the terminal and the wire harness.

[0024] In the utility model, the placement assembly includes a placement plate 11, which is fixed to one side of the lower welding seat 5 by bolts. At least two sliding holes 14 are opened on the upper surface of the placement plate 11, and a sliding rod 10 is slidably connected in the sliding hole 14. A support plate 13 is fixed to one end of the sliding rod 10 by bolts. A rubber pad 12 is bonded to the upper surface of the support plate 13. An adjustment assembly for changing the height of the support plate 13 is provided between the support plate 13 and the placement plate 11. One end of the terminal is placed above the rubber pad 12 on the support plate 13 to support one end of the terminal to prevent one end of the terminal from being too heavy. The terminal is dropped out of the placement groove 7 on the lower welding seat 5, which improves the placement stability of the terminal. The adjustment component includes a screw rod 9, which is rotatably connected to the upper surface of the placement plate 11, and one end of the screw rod 9 passes through the support plate 13 and is threadedly connected to the support plate 13. A rotating block is welded to one end of the support plate 13. The screw rod 9 is rotated to adjust the height of the support plate 13 to meet the height requirements of different terminal heads. The pressing component includes a fixing plate 17, which is fixed to one side of the upper welding seat 4 by bolts. One side of the fixing plate 17 is slidably connected to a slide 16, and one end of the slide 16 is connected to the upper welding seat 4 by bolts. A pressure plate 15 is fixed by bolts, a tension spring 18 is welded on the upper surface of the fixed plate 17, and the tension spring 18 is fixed to the slide 16. The upper welding seat 4 will drive the fixed plate 17 and the pressure plate 15 to move downward, so that the pressure plate 15 contacts the terminal, and the upper welding seat 4 continues to move downward to slide the slide 16 and the fixed plate 17. The terminal is fixed by the tension generated by the tension spring 18, which improves the fixing effect of the terminal. The fixing mechanism includes two fixing frames 2, and the two fixing frames 2 are fixed to the placement table of the welding machine body 1 by bolts, and the lower welding seat 5 is clamped by the two fixing frames 2. The lower welding seat 5 is fixed on the placement table of the welding machine body 1, and a guide rod 6 is welded on the upper surface of the lower welding seat 5, and the guide rod 6 passes through the upper welding seat 4 and is slidably connected to the upper welding seat 4 to guide the movement of the upper welding seat 4. The lower welding seat 5 and one side of the upper welding seat 4 are rotatably connected with auxiliary rollers 19, and the two auxiliary rollers 19 can clamp the wire harness to fix the wire harness. At the same time, when adjusting the position of the wire harness, it can be adjusted more easily. At least one avoidance groove 8 is opened on the inner wall of one side of the placement groove 7 to avoid the special shape of the terminal.

[0025] Working principle: When in use, place one end of the terminal above the rubber pad 12 on the support plate 13, and the other end in the placement groove 7, place the wiring harness inside the terminal, and then move the welding head 3 downward. The welding head 3 drives the upper welding seat 4 to move downward, and the placement groove 7 on the upper welding seat 4 will squeeze the terminal, thereby fixing the terminal and the wiring harness. At the same time, the upper welding seat 4 will drive the fixing plate 17 and the pressing plate 15 to move downward, thereby clamping and fixing one end of the terminal, and then start the ultrasonic generator on the welding head to weld the wiring harness and the terminal. There is no need to fix the terminal and the wiring harness in advance, which improves the welding efficiency of the terminal and the wiring harness.

[0026] Finally, it should be noted that: for those skilled in the art, they can still modify the technical solutions recorded in the above embodiments, or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of this utility model shall be included in the protection scope of this utility model.

Claims

1. An ultrasonic wire harness terminal welding mechanism, comprising a lower welding seat (5) arranged on a fixed connection machine body (1) and an upper welding seat (4) arranged on a fixed connection head (3), wherein the lower welding seat (5) is fixed to a placement table of the fixed connection machine body (1) by a fixing mechanism, characterized in that: The opposing surfaces of the lower welding seat (5) and the upper welding seat (4) are both provided with a placement groove (7) for squeezing the terminal, one side of the lower welding seat (5) is provided with a placement component for supporting one end of the terminal, and one side of the upper welding seat (4) is provided with a pressing component for fixing the terminal.

2. The ultrasonic wire harness terminal welding mechanism according to claim 1, characterized in that: The placement component comprises a placement plate (11), the placement plate (11) is fixedly connected to one side of the lower welding seat (5), at least two sliding holes (14) are opened on the upper surface of the placement plate (11), a sliding rod (10) is slidably connected in the sliding hole (14), one end of the sliding rod (10) is fixedly connected to a support plate (13), the upper surface of the support plate (13) is fixedly connected to a rubber pad (12), and an adjustment component for changing the height of the support plate (13) is provided between the support plate (13) and the placement plate (11).

3. The ultrasonic wire harness terminal welding mechanism according to claim 2, characterized in that: The adjustment assembly comprises a screw rod (9), the screw rod (9) is rotatably connected to the upper surface of the placement plate (11), one end of the screw rod (9) passes through the support plate (13) and is threadedly connected to the support plate (13), and one end of the support plate (13) is fixedly connected to a rotating block.

4. The ultrasonic wire harness terminal welding mechanism according to claim 1, characterized in that: The pressing assembly comprises a fixing plate (17), the fixing plate (17) being fixedly connected to one side of the upper welding seat (4), one side of the fixing plate (17) being slidably connected to a slide frame (16), one end of the slide frame (16) being fixedly connected to a pressing plate (15), and the upper surface of the fixing plate (17) being fixedly connected to a tension spring (18), and the tension spring (18) being fixed to the slide frame (16).

5. The ultrasonic wire harness terminal welding mechanism according to claim 1, characterized in that: The fixing mechanism comprises two fixing frames (2), the two fixing frames (2) are fixedly connected to a placement table of the fixing connection machine body (1), and the lower welding seat (5) is clamped and fixed by the two fixing frames (2).

6. The ultrasonic wire harness terminal welding mechanism according to claim 5, characterized in that: A guide rod (6) is fixedly connected to the upper surface of the lower welding seat (5), and the guide rod (6) passes through the upper welding seat (4) and is slidably connected to the upper welding seat (4).

7. The ultrasonic wire harness terminal welding mechanism according to claim 6, characterized in that: One side of the lower welding seat (5) and the upper welding seat (4) are both rotatably connected to auxiliary rollers (19), and the two auxiliary rollers (19) can clamp the wire harness.

8. The ultrasonic wire harness terminal welding mechanism according to claim 1, characterized in that: At least one avoidance groove (8) is provided on an inner wall of one side of the placement groove (7).

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