Double-robot ultrasonic welding device

Abstract

The utility model discloses a double-robot ultrasonic welding device which belongs to the technical field of welding and comprises a support, and welding robots are fixedly connected to the rear side of the upper end of the support in a bilateral symmetry mode. A clamping fixing mechanism is arranged on the front side of the upper end of the support. The output end of the welding robot is provided with a quick dismounting mechanism; an ultrasonic welding head is arranged at the lower end of the quick dismounting mechanism; the clamping and fixing mechanism comprises a limiting plate, a rotary pressing cylinder and a bearing block; the multiple limiting plates are fixedly connected to the upper end of the support. The plurality of rotary pressing cylinders are fixedly connected to the upper end of the bracket; the bearing block is fixedly connected to the upper end of the support. And the output end of the rotary pressing cylinder is fixedly connected with a pressing block. In this way, the limiting plate is matched with the pressing block to fix the first workpiece, the bearing block is matched with the pressing block to fix the second workpiece, the output end of the welding robot drives the ultrasonic welding head to conduct ultrasonic welding on the first workpiece and the second workpiece through the rapid dismounting and mounting mechanism, and the situation that the welding effect is affected by high-frequency vibration in the ultrasonic welding process is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding technical field, concretely relates to a double robot ultrasonic welding device. BACKGROUND

[0002] In the field of welding technology, ultrasonic welding is a unique and efficient method. It uses high-frequency vibration to generate friction heat between the welding parts, causing plastics or metals and other materials to reach the melting point and fuse in an instant. This welding method does not require the use of welding rods, flux and other auxiliary materials, reducing pollution.

[0003] Chinese patent CN218615492U discloses an ultrasonic welding machine. The welding machine includes a cabinet, an ultrasonic welding head, a welding head lifting mechanism, a terminal positioning seat, a terminal support seat, a wire harness limiting mechanism, a wire harness positioning mechanism, and a terminal pressing mechanism. The welding head lifting mechanism, terminal positioning seat, terminal support seat, wire harness limiting mechanism, wire harness positioning mechanism, and terminal pressing mechanism are installed in the cabinet. The ultrasonic welding head is installed on the welding head lifting mechanism and located above the terminal support seat. The terminal pressing mechanism is composed of a pressing block, an inclined block, an inclined block horizontal drive cylinder, a lifting block, a spring one, a base, a horizontal sliding block, an inclined sliding groove, a roller, a spring two, and a sliding block drive cylinder. However, the ultrasonic welding machine still has the following problems:

[0004] The device realizes ultrasonic welding of workpieces through high-frequency vibration of the ultrasonic welding head. The ultrasonic welding head is prone to wear and tear and needs to be replaced. The ultrasonic welding head of the device is fixedly connected with the lifting mechanism, which is not convenient to disassemble and replace, reducing work efficiency.

[0005] Therefore, the utility model designs a double robot ultrasonic welding device to solve the above problems. UTILITY MODEL CONTENTS

[0006] In view of the above shortcomings of the prior art, the utility model provides a double robot ultrasonic welding device.

[0007] To achieve the above purpose, the utility model realizes the following technical scheme:

[0008] A double robot ultrasonic welding device includes a support;

[0009] The support is fixedly connected with a welding robot on the left and right sides of the rear end of the upper end for ultrasonic welding of workpiece one and workpiece two. A clamping and fixing mechanism is installed on the front side of the upper end of the support for fixing workpiece one and workpiece two. A quick disassembly and assembly mechanism is connected to the output end of the welding robot for replacing the ultrasonic welding head. The lower end of the quick disassembly and assembly mechanism is connected with the ultrasonic welding head.

[0010] The clamping and fixing mechanism comprises a limiting plate, a rotary down-pressing cylinder and a bearing block; a plurality of limiting plates for limiting workpiece one are fixedly connected to the front side of the upper end of the support; a plurality of rotary down-pressing cylinders for clamping and fixing workpiece one and workpiece two are fixedly connected to the upper end of the support; the bearing block is fixedly connected to the upper end of the support in a left-right symmetrical manner; the output end of the rotary down-pressing cylinder is fixedly connected with a pressing block.

[0011] Further, the quick dismounting mechanism comprises a fixing assembly and a reset assembly, the output end of the welding robot is connected with the fixing assembly for fixing the ultrasonic welding head; the lower side of the fixing assembly is connected with the ultrasonic welding head; the inner side of the fixing assembly is provided with the reset assembly.

[0012] Further, the fixing assembly comprises a mounting sleeve, a slot, a circular groove, a ring block, a clamping block and a limiting assembly, the output end of the welding robot is fixedly connected with the mounting sleeve; the lower end of the mounting sleeve is provided with the slot; the upper end of the ultrasonic welding head is fixedly connected with a plug block inserted into the slot; the side wall of the plug block is fixedly connected with a key block, the side wall of the circular groove is provided with a key slot inserted into the key block, the side wall of the plug block is provided with a clamping groove; the side wall of the slot is provided with the circular groove; the inner wall of the circular groove is rotatably connected with the ring block; the upper end of the ring block is provided with a plurality of clamping blocks inserted into the clamping grooves; the inner side of the circular groove is provided with the limiting assembly.

[0013] Further, the limiting assembly comprises an arc-shaped groove, a limiting rod, a limiting groove and a limiting block, the upper end of the ring block is provided with a plurality of arc-shaped grooves; the inner side of the arc-shaped groove is slidingly connected with the limiting rod, the upper end of the limiting rod is fixedly connected with the clamping block; the top of the circular groove is provided with a plurality of limiting grooves; the upper end of the clamping block is fixedly connected with the limiting block; the limiting block is slidingly connected with the limiting groove.

[0014] Further, the arc-shaped grooves are arranged in a uniform circumferential array.

[0015] Further, the reset assembly comprises a mounting groove, a handle, a side plate and a spring, the side wall of the circular groove is provided with the mounting groove; the side wall of the ring block is fixedly connected with the handle; the side wall of the ring block is fixedly connected with the side plate, one end of the spring is fixedly connected with the side wall of the mounting groove; the other end of the spring is fixedly connected with the side plate.

[0016] Further, the spring is a curved spring.

[0017] Further, the upper end of the bearing block is provided with a recess for placing workpiece two.

[0018] Compared with the prior art, the utility model discloses the beneficial effect is: through the spacing plate cooperation pressure block realizes the spacing fixed of work piece one, through the bearing block cooperation pressure block realizes the spacing fixed of work piece two, and the welding robot output end drives ultrasonic welding head through quick detachable mechanism and carries out ultrasonic welding to work piece one and work piece two, avoids the high frequency vibration in the ultrasonic welding process and influences the welding effect, realizes quick replacement worn ultrasonic welding head through quick detachable mechanism, improves the operation efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, below will be to the drawing needed to use in the embodiment or prior art description briefly introduce. Obviously, the drawing in the following description only some embodiments of the utility model, for ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0020] Figure 1 It is the perspective view of work piece one and work piece two of the utility model;

[0021] Figure 2 It is the perspective view of a double robot ultrasonic welding device of the utility model Figure One ;

[0022] Figure 3 It is the front view of a double robot ultrasonic welding device of the utility model;

[0023] Figure 4 It is Figure 2 The enlarged view of A in the middle;

[0024] Figure 5 It is the perspective view of a double robot ultrasonic welding device of the utility model Figure Two ;

[0025] Figure 6 It is the perspective view of a double robot ultrasonic welding device of the utility model Figure Three ;

[0026] Figure 7 It is the perspective view of a double robot ultrasonic welding device of the utility model Figure Four ;

[0027] Figure 8 It is the perspective view of a double robot ultrasonic welding device of the utility model Figure Five .

[0028] The reference numerals in the drawing respectively represent:

[0029] 10, support; 11, welding robot; 12, workpiece one; 13, workpiece two; 14, ultrasonic welding head; 15, plug; 16, clamping groove; 17, key block; 2, clamping and fixing mechanism; 21, limiting plate; 22, rotary down pressure cylinder; 23, bearing block; 234, pressing block; 3, quick disassembly and assembly mechanism; 31, fixing assembly; 311, mounting sleeve; 312, plug groove; 313, circular groove; 314, ring block; 315, arc-shaped groove; 316, limiting rod; 317, clamping block; 318, limiting groove; 319, limiting block; 32, reset assembly; 321, mounting groove; 322, handle; 323, side plate; 324, spring. DETAILED DESCRIPTION

[0030] To make the objectives, technical solutions, and advantages of the embodiments of the present application clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0031] In the following description, "left", "right", "front", "back", "up", and "down" are oriented in the perspective of the front view.

[0032] Embodiment one: in some embodiments, referring to the drawings of the specification Figures 1-8 A double-robot ultrasonic welding device, comprising a support 10;

[0033] The upper end of the support 10 is fixedly connected with a welding robot 11 on the left and right symmetrically at the rear side, which is used for ultrasonic welding of the workpiece one 12 and the workpiece two 13; the upper end of the support 10 is provided with a clamping and fixing mechanism 2 at the front side, which is used for fixing the workpiece one 12 and the workpiece two 13; the output end of the welding robot 11 is connected with a quick disassembly and assembly mechanism 3, which is used for replacing the ultrasonic welding head 14; the lower end of the quick disassembly and assembly mechanism 3 is connected with the ultrasonic welding head 14;

[0034] The clamping and fixing mechanism 2 comprises a limiting plate 21, a rotary down pressure cylinder 22, and a bearing block 23; a plurality of limiting plates 21 for limiting the workpiece one 12 are fixedly connected on the upper end of the support 10 at the front side; a plurality of rotary down pressure cylinders 22 for clamping and fixing the workpiece one 12 and the workpiece two 13 are fixedly connected on the upper end of the support 10; the bearing blocks 23 are fixedly connected on the upper end of the support 10 in a left-right symmetric manner, and the upper end of the bearing block 23 is provided with a recess for placing the workpiece two 13; the output end of the rotary down pressure cylinder 22 is fixedly connected with a pressing block 234.

[0035] The utility model discloses, the operator places work piece one 12 between the limiting board 21 of support 10 upper end, realizes the limiting of work piece one 12 through limiting board 21, rotates and moves downward to the output end drive of rotary down pressure cylinder 22 pressure block 234, and the clamping fixation of work piece one 12 is realized to pressure block 234 cooperation limiting board 21, places work piece two 13 in the recess inner side of the bearing block 23 upper end, rotates and moves downward to the output end drive of rotary down pressure cylinder 22 pressure block 234, and the clamping fixation of work piece two 13 is realized to pressure block 234 cooperation bearing block 23, when ultrasonic welding head 14 output end drive quick dismounting and mounting mechanism 3 drive ultrasonic welding head 14 to work piece one 12 and work piece two 13 realize ultrasonic welding, when ultrasonic welding head 14 needs replacement, through quick dismounting and mounting mechanism 3 quick dismounting and mounting ultrasonic welding head 14, realize the quick replacement of ultrasonic welding head 14, improve the operation efficiency.

[0036] The utility model discloses, through limiting board 21 cooperation pressure block 234 realizes the limiting fixation of work piece one 12, through bearing block 23 cooperation pressure block 234 realizes the limiting fixation of work piece two 13, and the output end of welding robot 11 is connected with quick dismounting and mounting mechanism 3 for fixing ultrasonic welding head 14, and ultrasonic welding head 14 is driven to work piece one 12 and work piece two 13 and carries out ultrasonic welding, avoids the high frequency vibration in ultrasonic welding process and influences the welding effect, realizes quick replacement worn ultrasonic welding head 14 through quick dismounting and mounting mechanism 3, and improves the operation efficiency.

[0037] The quick dismounting and mounting mechanism 3 includes fixed subassembly 31 and reset subassembly 32, and the output end of welding robot 11 is connected with fixed subassembly 31 for fixing ultrasonic welding head 14, the lower side of fixed subassembly 31 is connected with ultrasonic welding head 14, and the inside of fixed subassembly 31 is provided with reset subassembly 32,

[0038] The fixing assembly 31 comprises a mounting sleeve 311, a slot 312, a circular groove 313, a ring block 314, an arc-shaped groove 315, a limiting rod 316, a clamping block 317, a limiting groove 318 and a limiting block 319, the mounting sleeve 311 is fixedly connected to the output end of the welding robot 11, the lower end of the mounting sleeve 311 is provided with the slot 312, the upper end of the ultrasonic welding head 14 is fixedly connected with a plug block 15 which is inserted into the slot 312, the side wall of the plug block 15 is provided with a clamping groove 16, the side wall of the plug block 15 is fixedly connected with a key block 17, the side wall of the circular groove 313 is provided with a key groove which is inserted into the key block 17, the side wall of the slot 312 is provided with the circular groove 313, the inner wall of the circular groove 313 is rotatably connected with the ring block 314, the upper end of the ring block 314 is provided with a plurality of clamping blocks 317 which are inserted into the clamping groove 16, the upper end of the ring block 314 is provided with a plurality of arc-shaped grooves 315 which are arranged in a uniform circumferential array, the inner side of the arc-shaped groove 315 is limitingly and slidably connected with the limiting rod 316, the upper end of the limiting rod 316 is fixedly connected with the clamping block 317, the inner top of the circular groove 313 is provided with a plurality of limiting grooves 318, the upper end of the clamping block 317 is fixedly connected with a limiting block 319, and the limiting block 319 is limitingly and slidably connected with the limiting groove 318.

[0039] The resetting assembly 32 comprises a mounting groove 321, a handle 322, a side plate 323 and a spring 324, the side wall of the circular groove 313 is provided with the mounting groove 321, the side wall of the ring block 314 is fixedly connected with the handle 322, the side wall of the ring block 314 is fixedly connected with the side plate 323, one end of the spring 324 is fixedly connected with the side wall of the mounting groove 321, the other end of the spring 324 is fixedly connected with the side plate 323, and the spring 324 is a curved spring.

[0040] In the utility model, when the ultrasonic welding head 14 needs to be replaced, the ring block 314 is driven to rotate clockwise by the handle 322, the ring block 314 drives the side plate 323 to stretch the spring 324, the clamping block 317 is driven to move outward by the limiting rod 316 under the limiting action of the arc-shaped groove 315, the limiting block 319 is driven to limit and slide in the limiting groove 318 by the clamping block 317, when the clamping block 317 is out of position with the clamping groove 16, the plug block 15 is unlocked by the clamping block 317, the plug block 15 is driven to move downward by the ultrasonic welding head 14, thereby the ultrasonic welding head 14 which needs to be replaced is removed, at this moment, the plug block 15 at the upper end of the new ultrasonic welding head 14 is inserted into the inner side of the slot 312, meanwhile, the key block 17 is inserted into the key groove, when the upper end of the plug block 15 abuts against the inner top of the slot 312, the handle 322 is released, the ring block 314 is driven to rotate counterclockwise by the side plate 323, at this moment, the limiting rod 316 is limitingly and slidably connected in the arc-shaped groove 315, the limiting block 319 is limitingly and slidably connected in the limiting groove 318, the clamping block 317 is driven to move inward by the arc-shaped groove 315 and the limiting block 319, the clamping block 317 is inserted into the clamping groove 16, thereby the plug block 15 is fixed, and the ultrasonic welding head 14 is quickly disassembled and replaced.

[0041] The utility model discloses, through the rotation handle 322 drive ring block 314 clockwise rotation, make card block 317 remove the locking to the plug -in block 15 to the outside side, release handle 322, spring 324 through ring block 314 anticlockwise rotation reset, make card block 317 realize the locking to the plug -in block 15 to the inside side removal, thereby realize quick assembly disassembly ultrasonic wave welding head 14, it is convenient to change the ultrasonic wave welding head 14 of wearing and tearing, improve operating efficiency.

[0042] The above examples are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model has been explained in detail with reference to the foregoing examples, those skilled in the art should understand that: it still can modify the technical solutions recorded in the foregoing examples, or make equivalent replacement to part of the technical features; and these modifications or replacements will not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A double robot ultrasonic welding device, comprising a support (10), characterized in that: a welding robot (11) for ultrasonic welding of workpiece one (12) and workpiece two (13) is fixedly connected to the left and right symmetrical rear side of the upper end of the support (10); a clamping and fixing mechanism (2) for fixing workpiece one (12) and workpiece two (13) is installed on the front side of the upper end of the support (10); a quick disassembly and assembly mechanism (3) for replacing the ultrasonic welding head (14) is connected to the output end of the welding robot (11); the lower end of the quick disassembly and assembly mechanism (3) is connected to the ultrasonic welding head (14); the clamping and fixing mechanism (2) comprises a limiting plate (21), a rotating and pressing cylinder (22), and a bearing block (23); a plurality of limiting plates (21) for limiting workpiece one (12) are fixedly connected to the front side of the upper end of the support (10); a plurality of rotating and pressing cylinders (22) for clamping and fixing workpiece one (12) and workpiece two (13) are fixedly connected to the upper end of the support (10); the bearing blocks (23) are fixedly connected to the upper end of the support (10) in a left and right symmetrical manner; the output end of the rotating and pressing cylinder (22) is fixedly connected to a pressing block (234).

2. The dual robot ultrasonic welding apparatus of claim 1, wherein, the quick disassembly and assembly mechanism (3) comprises a fixing assembly (31) and a reset assembly (32); the fixing assembly (31) for fixing the ultrasonic welding head (14) is connected to the output end of the welding robot (11); the fixing assembly (31) is connected to the ultrasonic welding head (14) on the lower side; the reset assembly (32) is arranged on the inner side of the fixing assembly (31).

3. The dual robot ultrasonic welding apparatus of claim 2, wherein, the fixing assembly (31) comprises a mounting sleeve (311), a slot (312), a circular groove (313), a ring block (314), a clamping block (317), and a limiting assembly; the mounting sleeve (311) is fixedly connected to the output end of the welding robot (11); the slot (312) is arranged on the lower end of the mounting sleeve (311); the ultrasonic welding head (14) is fixedly connected to an insertion block (15) which is inserted into the slot (312); the side wall of the insertion block (15) is fixedly connected to a key block (17); the side wall of the circular groove (313) is provided with a key groove which is inserted into the key block (17); the side wall of the insertion block (15) is provided with a clamping groove (16); the side wall of the slot (312) is provided with the circular groove (313); the ring block (314) is rotatably connected to the inner wall of the circular groove (313); the upper end of the ring block (314) is provided with a plurality of clamping blocks (317) which are inserted into the clamping groove (16); the inner side of the circular groove (313) is provided with the limiting assembly.

4. The dual robot ultrasonic welding apparatus of claim 3, wherein, the limiting assembly comprises an arc-shaped groove (315), a limiting rod (316), a limiting groove (318), and a limiting block (319); the upper end of the ring block (314) is provided with a plurality of arc-shaped grooves (315); the limiting rod (316) is limitingly and slidably connected to the inner side of the arc-shaped groove (315); the upper end of the limiting rod (316) is fixedly connected to the clamping block (317); the inner top of the circular groove (313) is provided with a plurality of limiting grooves (318); the upper end of the clamping block (317) is fixedly connected to the limiting block (319); the limiting block (319) is limitingly and slidably connected to the limiting groove (318).

5. The dual robot ultrasonic welding apparatus of claim 4, wherein, the arc-shaped grooves (315) are arranged in a uniform circumferential array.

6. The dual robot ultrasonic welding apparatus of claim 5, wherein, The reset assembly (32) comprises a mounting groove (321), a handle (322), a side plate (323) and a spring (324), the sidewall of the round groove (313) is provided with the mounting groove (321), the sidewall of the ring block (314) is fixedly connected with the handle (322), the sidewall of the ring block (314) is fixedly connected with the side plate (323), one end of the spring (324) is fixedly connected with the sidewall of the mounting groove (321), and the other end of the spring (324) is fixedly connected with the side plate (323).

7. The dual robot ultrasonic welding apparatus of claim 6, wherein, The spring (324) is a curved spring.

8. The dual robot ultrasonic welding apparatus of claim 7, wherein, The upper end of the bearing block (23) is provided with a groove for placing the workpiece two (13).

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