Continuous delivery type variable speed ultrasonic welding machine

Abstract

The utility model discloses a continuous delivery type variable-speed ultrasonic welding machine which comprises a machine table, a door-shaped support, Z-axis linear rail sliding blocks, a floating sliding plate, a gear motor, a cam, an ultrasonic spot welding head, a free sliding wheel and a bearing support, the door-shaped support is erected on the machine table, and a pair of Z-axis linear rail sliding blocks is arranged on the two inner sides of the door-shaped support. A floating sliding plate is connected between the Z-axis linear rail sliding blocks in a bridging mode, the machine table is provided with a gear motor, and the gear motor is in transmission connection with the floating sliding plate through a cam. By means of the mode, according to the continuous delivery type variable-speed ultrasonic welding machine, the welding action of an ultrasonic spot welding head is simulated in the mode that the cam drives the floating sliding plate to rise and fall in a reciprocating mode, and meanwhile smooth delivery operation on workpieces is completed under the coordination of the free sliding wheel and the edge distance limiting block. And the high-frequency stamping action is converted into continuous ultrasonic welding, so that manual operation is replaced, and the welding efficiency and the machining quality are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to ultrasonic welding equipment field especially relates to a continuous delivery formula variable speed ultrasonic welding machine. BACKGROUND

[0002] The processing procedure of the automobile plastic covering part involves the ultrasonic welding operation of continuous multiple times at interval points. The continuous multiple point interval welding process not only needs to constantly adjust the position of the ultrasonic welding head, but also needs to repeatedly carry out directional adjustment operation to the covering plastic part. Both operations put forward higher technical requirements to the operation level of workers. Limited by various influencing factors, the manual mode often has problems such as low speed, low efficiency and low quality, and cannot meet the production needs. SUMMARY

[0003] The utility model mainly solves the technical problem to provide a continuous delivery formula variable speed ultrasonic welding machine, through the way that the cam drives the floating slide plate reciprocating lift to simulate the welding action of the ultrasonic spot welding head, and under the coordination of the free pulley and the margin limit block, the smooth delivery operation to the workpiece is completed, the high-frequency stamping action is changed into the continuous ultrasonic welding seam, so as to replace the manual operation and greatly improve the welding efficiency and processing quality.

[0004] To solve the above technical problem, one technical scheme of the utility model is provided: a continuous delivery formula variable speed ultrasonic welding machine, including machine table, door type support, Z axis rail sliding block, floating slide plate, speed reducer motor, cam, ultrasonic spot welding head, free pulley, bearing support, the door type support is erected on the machine table, a pair of Z axis rail sliding blocks are arranged on the two inner sides of the door type support, the floating slide plate is connected between the Z axis rail sliding blocks, the machine table is equipped with the speed reducer motor, the speed reducer motor is connected with the floating slide plate through the cam transmission, the floating slide plate is equipped with the ultrasonic spot welding head, the ultrasonic spot welding head is vertically downward and opposite to a free pulley, the free pulley is arranged on the machine table through the bearing support.

[0005] In a preferred embodiment of the utility model, the speed reducer motor is horizontally hung on the bottom surface of the machine table, the cam is coaxially connected to the output end of the speed reducer motor, the cam is connected with the fish eye bearing connecting rod outside the far rest point, the fish eye bearing connecting rod is vertically connected to the lower end of the floating slide plate through the machine table, and the lower end is provided with the shaft seat receiving the fish eye bearing connecting rod.

[0006] In a preferred embodiment of the utility model, the floating slide plate is provided with a clamping in the horizontal direction, the ultrasonic wave amplitude rod is horizontally installed in the clamping, the front end of the ultrasonic wave amplitude rod is provided with the ultrasonic spot welding head, the rear end of the ultrasonic wave amplitude rod is provided with the transducer, and the transducer is connected with an ultrasonic generator through the floating slide plate.

[0007] In a preferred embodiment of the utility model, the ultrasonic spot welding head is provided with two replacement welding dies in Y-shaped reverse distribution mode, and any welding die is opposite to the wheel surface of the free pulley.

[0008] In a preferred embodiment of the utility model, the bearing support is composed of an L-shaped column and a bearing arranged on the side wall of the L-shaped column, the top end of the wheel surface of the free pulley is aligned with the top end of the L-shaped column, a shelf is arranged on the opposite side of the free pulley at the top end of the L-shaped column, and a margin limiting block is mounted on the shelf and in semicircular shape.

[0009] In a preferred embodiment of the utility model, the speed reducer is externally connected with a speed regulator, the speed regulator is connected with a foot switch, and the foot switch is arranged under the machine table.

[0010] The utility model discloses a continuous delivery type variable speed ultrasonic welding machine, which simulates the welding action of the ultrasonic spot welding head through the reciprocating lifting mode of the floating slide plate driven by the cam, and completes the smooth delivery operation of the workpiece under the coordination of the free pulley and the margin limiting block, converts the high-frequency stamping action into continuous ultrasonic welding seams, and thus greatly improves the welding efficiency and processing quality by replacing manual operation. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed to be used in the embodiment description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor.

[0012] Fig. 1 It is the overall structure diagram of a preferred embodiment of the utility model continuous delivery type variable speed ultrasonic welding machine.

[0013] Fig. 2 It is the local enlarged structure diagram of a preferred embodiment of the utility model continuous delivery type variable speed ultrasonic welding machine. DETAILED DESCRIPTION

[0014] The technical scheme in the embodiments of the utility model will be clearly and completely described as follows. Obviously, the described embodiments are only some embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0015] As shown in Figs. 1-2 the utility model embodiment includes:

[0016] A continuous delivery type variable speed ultrasonic welding machine, comprising a machine table 1, a door-shaped support 2, a Z-axis rail slider 3, a floating slide plate 4, a speed reducer motor 5, a cam 6, an ultrasonic spot welding head 7, a free pulley 8, a bearing support 9, the door-shaped support 2 is vertically arranged on the machine table 1, a pair of Z-axis rail sliders 3 are arranged on the two inner sides of the door-shaped support 2, the floating slide plate 4 is connected between the Z-axis rail sliders 3, the machine table 1 is provided with the speed reducer motor 5, the speed reducer motor 5 is connected to the floating slide plate 4 through the cam 6, the floating slide plate 4 is provided with the ultrasonic spot welding head 7, the ultrasonic spot welding head 7 vertically downwardly faces the free pulley 8, and the free pulley 8 is arranged on the machine table 1 through the bearing support 9.

[0017] Among them, the speed reducer motor 5 is horizontally hung on the bottom surface of the machine table 1, the cam 6 is coaxially connected to the output end of the speed reducer motor 5, the cam 6 is connected with a fish-eye bearing connecting rod 10 outside the far rest point, the fish-eye bearing connecting rod 10 vertically penetrates through the machine table 1 and is connected to the lower end of the floating slide plate 4, and the lower end is provided with an axle seat 11 for receiving the fish-eye bearing connecting rod 10.

[0018] Further, the floating slide plate 4 is provided with a clamping 12 in the horizontal direction, the ultrasonic wave amplitude rod 13 is horizontally arranged in the clamping 12, the front end of the ultrasonic wave amplitude rod 13 is provided with the ultrasonic spot welding head 7, the rear end of the ultrasonic wave amplitude rod 13 is provided with a transducer 14, and the transducer 14 penetrates through the floating slide plate 4 and is connected with an ultrasonic generator 15.

[0019] Further, the ultrasonic spot welding head 7 is provided with two replacement welding dies 16 in a Y-shaped reverse distribution mode, and any one of the welding dies 16 faces the wheel surface of the free pulley 8.

[0020] Further, the bearing support 9 is composed of an L-shaped column and a bearing arranged on the side wall of the L-shaped column, the top end of the free pulley 8 is aligned with the top end of the L-shaped column, a shelf is arranged on the opposite side of the top end of the L-shaped column, an edge limit block 17 is arranged on the shelf, and the edge limit block 17 is semicircular.

[0021] Further, the speed reducer motor 5 is connected with a speed regulator 18, the speed regulator 18 is connected with a foot switch, and the foot switch is arranged below the machine table 1.

[0022] The device realizes the start-stop control of the speed reducer motor 5 through the foot stepping action, adjusts the speed mode of the cam 6 action before work through the speed regulator 18, and the speed reducer motor can run at a constant speed in a high-speed mode or a low-speed mode, or can periodically realize variable speed operation. Meanwhile, the leather-covered piece to be processed is sleeved on the wheel surface of the free pulley 8, and in order to obtain neat and orderly welding spots, the edge of the leather-covered piece can be attached to the edge limit block 17.

[0023] When the foot switch triggers the deceleration motor 5 to start, the cam 6 drives the floating slide plate 4 to reciprocate up and down, and the reciprocating movement of the floating slide plate 4 can make the welding die 16 continuously stamp the cam 6 wheel surface according to the set frequency. In the continuous stamping process of the welding die 16, the operator can uniformly deliver the leather covering piece with the synchronous rolling of the free pulley 8, and then obtain a uniform welding line.

[0024] In summary, the utility model provides a kind of continuous delivery type variable speed ultrasonic welder, the welding action of ultrasonic spot welding head is simulated by the mode that cam drives floating slide plate reciprocating lift, and the smooth delivery operation to workpiece is completed under the coordination of free pulley and margin limit block, high-frequency stamping action is changed into continuous ultrasonic weld, to replace artificial operation and greatly improve welding efficiency and processing quality.

[0025] The above is only the embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process transformation using the content of the utility model specification, or direct or indirect application in other related technical fields, are also included in the patent protection range of the utility model.

Claims

1. A continuously variable ultrasonic welder, comprising: The utility model provides a machine table, a door type support, Z axis rail slider, floating slide plate, speed reducer motor, cam, ultrasonic spot welding head, free pulley, bearing support, the machine table is set up door type support, a pair of Z axis rail sliders are arranged in the two inner sides of door type support, the Z axis rail slider is bridged with floating slide plate, the machine table is equipped with speed reducer motor, the speed reducer motor is connected with floating slide plate through cam transmission, the floating slide plate is equipped with ultrasonic spot welding head, the ultrasonic spot welding head is vertically downwardly opposite a free pulley, the free pulley is set up on the machine table through bearing support.

2. The continuously variable ultrasonic welder of claim 1, wherein, The speed reducer motor is horizontally hoisted on the bottom surface of machine table, the cam is coaxially connected on the output end of speed reducer motor, the cam is connected with fish eye bearing connecting rod outside far rest point, the fish eye bearing connecting rod is vertically connected on the lower end of floating slide plate through machine table, the lower end is provided with the axle seat of fish eye bearing connecting rod.

3. The continuously variable ultrasonic welder of claim 1, wherein, The floating slide plate is provided with a hug clamp in horizontal direction, the ultrasonic wave amplitude rod is horizontally installed in the hug clamp, the front end of ultrasonic wave amplitude rod is provided with ultrasonic spot welding head, the rear end of ultrasonic wave amplitude rod is provided with transducer, the transducer is connected with ultrasonic generator through floating slide plate.

4. The continuously variable ultrasonic welder of claim 1, wherein, The ultrasonic spot welding head is provided with two replacement welding dies of Y-shaped reverse distribution form, any welding die is opposite the wheel surface of free pulley.

5. The continuously variable ultrasonic welder of claim 1, wherein, The bearing support is composed of L-shaped column and bearing arranged on the side wall of L-shaped column, the wheel surface top end of free pulley is aligned with the top end of L-shaped column, the top end of L-shaped column is provided with shelf on the opposite side of free pulley, the edge distance limiting block is installed on the shelf, and the edge distance limiting block is semicircular.

6. The continuously variable ultrasonic welder of claim 1, wherein, The speed reducer motor is connected with speed regulator, the speed regulator is connected with foot switch, and the foot switch is arranged on the machine table.

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