CN213533832U - Ultrasonic stroke adjusting mechanism and ultrasonic welding machine - Google Patents
Ultrasonic stroke adjusting mechanism and ultrasonic welding machine Download PDFInfo
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- CN213533832U CN213533832U CN202021774059.3U CN202021774059U CN213533832U CN 213533832 U CN213533832 U CN 213533832U CN 202021774059 U CN202021774059 U CN 202021774059U CN 213533832 U CN213533832 U CN 213533832U
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Abstract
The application provides an ultrasonic stroke adjustment mechanism and ultrasonic welding machine. Foretell ultrasonic wave stroke adjustment mechanism includes the support body, the double track subassembly, stroke slide mechanism subassembly, servo motor, lead screw and ultrasonic welding subassembly, the double track subassembly includes first guide slide rail and second guide slide rail, and carry out sliding connection with top slider and bottom slider in the stroke slide subassembly respectively, overall structure is simple compact, the extrusion between the subassembly has been avoided, be difficult for producing deformation, setting up of two guide slide rails simultaneously makes ultrasonic wave stroke adjustment mechanism's structural stability higher, it is more convenient for control to adjust the operation. Meanwhile, the ultrasonic stroke adjusting mechanism is connected with the ultrasonic stroke sliding mechanism assembly through the servo motor, the stroke sliding distance is adjusted, manual operation is not needed, the stroke adjusting operation of the ultrasonic stroke adjusting mechanism is more convenient, and the working efficiency of the ultrasonic welding machine is improved.
Description
Technical Field
The utility model relates to an ultrasonic welding technical field especially relates to an ultrasonic stroke adjustment mechanism and ultrasonic bonding machine.
Background
The ultrasonic welding machine transmits ultrasonic waves to the parts to be processed through the welding head, namely the ultrasonic waves are transmitted to the parts to be processed through the vibrators, so that the joint surfaces of the parts to be processed generate severe friction under the action of the ultrasonic waves, and the friction heat generated by the friction melts the joint surfaces of the parts to be processed to finish gluing. The ultrasonic welding technology has the advantages of high speed, firm welding line and the like, and more importantly, the production and processing of products can be automated.
The traditional ultrasonic welding machine realizes the sliding of the ultrasonic welding head by a way of meshing a rack and a gear, and the way has the following defects: 1. the position of the rack is indefinite, the stability is poor, and after the distance is adjusted, the stroke sliding mechanism needs to be locked by adopting a locking piece mode, so that the stroke sliding mechanism is easy to deform; 2. the traditional ultrasonic welding machine generally adopts an air cylinder to control the distance between an ultrasonic welding head and a workpiece to be welded or the pressure between the ultrasonic welding head and the workpiece to be welded in the whole process, and a complex bracket is required to be matched with the traditional ultrasonic welding machine, so that a stroke adjusting mechanism is high in complexity and not compact enough; 3. the traditional ultrasonic welding machine generally needs an operator to unscrew the locking piece in a manual mode, and the positioning of the ultrasonic welding head is realized by a certain measuring tool assisted by hands, so that the stroke adjustment is not easy to control in the moving process, and the adjustment operation is complex. That is to say, traditional ultrasonic wave stroke adjustment mechanism and ultrasonic welding machine have stability not high, produce deformation easily, mechanism's complexity is high and the not well controlled problem of stroke adjustment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the weak point among the prior art, providing a structural stability is higher, is difficult for deformation, and overall structure is comparatively simple compact to and stroke control operation is more convenient for control, more convenient ultrasonic wave stroke adjustment mechanism and ultrasonic welding machine.
The purpose of the utility model is realized through the following technical scheme:
an ultrasonic stroke adjustment mechanism comprising:
the rack body comprises a base and a bracket, and the bracket is arranged on the base;
the double-rail assembly comprises a first guide sliding rail and a second guide sliding rail, the first guide sliding rail and the second guide sliding rail are both arranged on the bracket, and the first guide sliding rail and the second guide sliding rail are parallel;
the stroke sliding assembly comprises a top sliding block and a bottom sliding block, the top sliding block is respectively connected with the first guide sliding rail and the second guide sliding rail in a sliding manner, the bottom sliding block is respectively connected with the first guide sliding rail and the second guide sliding rail in a sliding manner, and a gap is arranged between the top sliding block and the bottom sliding block;
the servo motor is arranged on the bracket;
an ultrasonic welding assembly fixed to the bottom slider and the top slider, respectively, an
The screw rod is connected with a rotating shaft of the servo motor, and the screw rod is in threaded connection with the ultrasonic welding assembly to form a screw rod pair.
In one embodiment, the bracket includes a tapered metal shell and an inner frame, the tapered metal shell is mounted on the inner frame, the first guide slide rail and the second guide slide rail are both disposed on the tapered metal shell, and the servo motor is mounted on the tapered metal shell.
In one embodiment, the first guide rail is provided with two first concave sliding grooves which are oppositely arranged, the bottom slider is oppositely provided with two first convex sliding portions, and the two first convex sliding portions are slidably arranged in the two first concave sliding grooves in a one-to-one correspondence manner.
In one embodiment, the ultrasonic welding assembly comprises a mounting seat and a welding head, the mounting seat is respectively fixed with the bottom slide block and the top slide block, and the welding head is arranged on the mounting seat; the mounting seat is provided with a threaded hole, and the screw rod penetrates through the threaded hole and is in threaded connection with the mounting seat.
In one embodiment, the mounting seat comprises a mounting seat main body, a connecting piece and a fixing block, wherein the connecting piece is fixed on the mounting seat main body through the fixing block, and the threaded hole is formed in the connecting piece; the mounting seat main body is respectively fixed with the bottom sliding block and the top sliding block, and the welding head is arranged on the mounting seat main body.
In one embodiment, the connecting piece comprises a connecting piece body and a nut which are connected, the connecting piece body is fixed on the mounting seat main body through the fixing block in a pressing mode, the threaded hole is formed in the nut, and the nut is sleeved on the screw rod and is in threaded connection with the screw rod.
In one embodiment, the welding head comprises a vibrator, a vibrator fixing flange and a vibrator connecting flange, the vibrator fixing flange is connected with the mounting seat, the vibrator fixing flange and the vibrator connecting flange are sleeved on the vibrator, and the vibrator connecting flange abuts against one side of the vibrator fixing flange, which is far away from the mounting seat.
In one embodiment, the ultrasonic stroke adjustment mechanism further includes a limiting plate, the limiting plate is connected to the conical metal shell, the limiting plate is disposed adjacent to the first guiding slide rail and the second guiding slide rail respectively, and the limiting plate is located on a side of the first guiding slide rail adjacent to the servo motor.
In one embodiment, the limiting plate comprises a limiting plate body and a mounting plate, the limiting plate body is connected with the conical metal shell, the mounting plate is connected with the limiting plate body, a through hole is formed in the limiting plate body, a mounting hole communicated with the through hole is formed in the mounting plate, the screw rod is respectively arranged in the mounting hole and the through hole in a penetrating mode, and the screw rod is rotatably connected with the mounting plate.
An ultrasonic welding machine comprises the ultrasonic stroke adjusting mechanism in any one of the embodiments, and further comprises a workpiece placing die, wherein the workpiece placing die is mounted on the base.
Compared with the prior art, the utility model discloses at least, following advantage has:
1. the utility model provides an ultrasonic wave stroke adjustment mechanism has two guide slide rails to respectively with the top slider and the bottom slider in the stroke slip subassembly carry out sliding connection, overall structure is simple compact, has avoided the extrusion between the subassembly, is difficult for producing deformation, simultaneously two guide slide rails respectively with top slider and bottom slider one-to-one sliding connection, make ultrasonic wave stroke adjustment mechanism's structural stability higher, the regulation operation is more convenient for control;
2. the utility model provides an ultrasonic wave stroke adjustment mechanism adopts servo motor to be connected with the ultrasonic welding subassembly through the lead screw, realizes the regulation to stroke sliding distance, need not operating personnel and adopts manual mode to unscrew retaining member or realize the location of ultrasonic welding subassembly with the supplementary certain measuring tool of hand, makes ultrasonic wave stroke adjustment mechanism's stroke regulation operation more convenient, has improved ultrasonic welding machine's work efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic diagram of an embodiment of an ultrasonic welding machine;
FIG. 2 is a schematic view of the ultrasonic welder shown in FIG. 1 from another perspective;
FIG. 3 is an enlarged, fragmentary schematic view of the ultrasonic welder shown in FIG. 2;
FIG. 4 is a schematic view of the ultrasonic welder shown in FIG. 1 from another perspective.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The utility model provides an ultrasonic wave stroke adjustment mechanism, including support body, double track subassembly, stroke slide mechanism subassembly, servo motor, lead screw and ultrasonic welding subassembly. The frame body comprises a base and a bracket, and the bracket is arranged on the base; the double-track assembly comprises a first guide slide rail and a second guide slide rail, the first guide slide rail and the second guide slide rail are both arranged on the bracket, and the first guide slide rail and the second guide slide rail are parallel; the stroke sliding assembly comprises a top sliding block and a bottom sliding block, the top sliding block is respectively connected with the first guide sliding rail and the second guide sliding rail in a sliding manner, the bottom sliding block is respectively connected with the first guide sliding rail and the second guide sliding rail in a sliding manner, and an interval is arranged between the top sliding block and the bottom sliding block; the ultrasonic welding assembly is respectively fixed with the bottom sliding block and the top sliding block; the servo motor is arranged on the bracket; the screw rod is connected with a rotating shaft of the servo motor, and the screw rod is in threaded connection with the ultrasonic welding assembly to form a screw rod pair. Ultrasonic wave stroke adjustment mechanism has two guide slide rails to carry out sliding connection with top slider and bottom slider in the stroke slip subassembly respectively, overall structure is simple compact, has avoided the extrusion between the subassembly, is difficult for producing deformation, and setting up of two guide slide rails makes ultrasonic wave stroke adjustment mechanism's structural stability higher simultaneously, adjusts the operation and more is convenient for control. The ultrasonic stroke adjusting mechanism is connected with the ultrasonic welding assembly through the lead screw by the aid of the servo motor, stroke sliding distance is adjusted, an operator does not need to unscrew the locking piece in a manual mode or use a certain measuring tool assisted by a hand to position the ultrasonic welding head, the stroke adjusting operation of the ultrasonic stroke adjusting mechanism is more convenient, and working efficiency of the ultrasonic welding machine is improved.
Referring to fig. 1 and 2, an embodiment of an ultrasonic welding machine 10 includes an ultrasonic stroke adjustment mechanism 12 and a workpiece placement die 14. The ultrasonic stroke adjusting mechanism 12 comprises a frame body 100, a double-rail assembly 200, a stroke sliding mechanism assembly 300, a servo motor 400, a screw rod 500 and an ultrasonic welding assembly 600. The frame 100 includes a base 110 and a bracket 120, and the bracket 120 is disposed on the base 110. The workpiece placement die 14 is mounted on a base 110.
Further, the double-rail assembly 200 includes a first guiding rail 210 and a second guiding rail 220, the first guiding rail 210 and the second guiding rail 220 are disposed on the bracket 120, and the first guiding rail 210 and the second guiding rail 220 are parallel. The stroke sliding assembly 300 includes a top slider 310 and a bottom slider 320, the top slider 310 is slidably connected to the first guide rail 210 and the second guide rail 220, the bottom slider 320 is slidably connected to the first guide rail 210 and the second guide rail 220, and a gap is formed between the top slider 310 and the bottom slider 320. The servo motor 400 is mounted on the bracket 120; the ultrasonic welding assembly 600 is secured to the bottom slider 320 and the top slider 310, respectively. The screw rod 500 is connected with the rotating shaft of the servo motor 400, and the screw rod 500 is screwed with the ultrasonic welding assembly 600 to form a screw rod pair.
In this embodiment, the first guide rail 210 and the second guide rail 220 are both disposed on the bracket 120 and are parallel to each other, the top slider 310 is slidably connected to the first guide rail 210 and the second guide rail 220, the bottom slider 320 is slidably connected to the first guide rail 210 and the second guide rail 220, and the top slider 310 and the bottom slider 320 are both fixed in the ultrasonic welding assembly 600, that is, the ultrasonic welding assembly 600 is slidably connected to the first guide rail 210 and the second guide rail 220 through the top slider 310. The bottom slider 320 is slidably connected to the first guide rail 210 and the second guide rail 220, respectively, and the ultrasonic welding assembly 600 can slide on the first guide rail 210 and the second guide rail 220. Specifically, the top slider 310 includes two top slider singlets, one of which is slidably connected to the first guide rail 210 and the other of which is slidably connected to the second guide rail. The bottom slide comprises two bottom slide singlets, one of which is slidably connected to the first guide rail 210 and the other of which is slidably connected to the second guide rail. Because the setting of two guide slide rails makes the slip of ultrasonic welding subassembly 600 on first guide slide rail 210 and second guide slide rail 220 can be more stable, compares in traditional ultrasonic stroke adjustment mechanism's the transmission mode through gear and rack toothing, and the extrusion between the subassembly has been avoided to the sliding connection mode of slide rail and slider in this application, is difficult for producing deformation. The screw rod 500 is connected with a rotating shaft of the servo motor 400, the screw rod 500 is in threaded connection with the ultrasonic welding assembly 600 to form a screw rod pair, the relative position of the screw rod 500 and the ultrasonic welding assembly 600 can be adjusted through the servo motor 400, the ultrasonic welding assembly 600 is respectively fixed with the bottom sliding block 320 and the top sliding block 310, namely, the screw rod 500 is driven to rotate through the servo motor 400, the screw rod drives the ultrasonic welding assembly 600 to respectively slide relative to the first guide sliding rail 210 and the second guide sliding rail 220 so as to adjust the stroke distance of the ultrasonic welding assembly 600 on the first guide sliding rail 210 and the second guide sliding rail 220, an operator does not need to manually unscrew a locking piece or manually assist a certain measuring tool to position the ultrasonic welding head in the process, the stroke adjusting operation of the ultrasonic stroke adjusting mechanism is more convenient, and the working efficiency of the ultrasonic welding machine is improved.
In one embodiment, referring to fig. 1 and 2, the bracket 120 includes a tapered metal shell 1220 and an inner frame 1230, the tapered metal shell 1220 is mounted on the inner frame 1230, the first guide rail 210 and the second guide rail 220 are respectively disposed on the tapered metal shell 1220, and the servo motor 400 is mounted on the tapered metal shell 1220. In this embodiment, the tapered metal shell 1220 is installed on the inner frame 1230, the first guide rail 210 and the second guide rail 220 are respectively disposed on the tapered metal shell 1220, and the servo motor 400 is also installed on the tapered metal shell 1220, so that the bracket structure is more compact, and the tapered metal shell structure makes the bracket more firm.
In one embodiment, referring to fig. 1 to 3, two first concave sliding grooves 2110 are formed on the first guide rail 210, two first convex sliding portions 3210 are formed on the bottom slider 320, and the two first convex sliding portions 3210 are slidably disposed in the two first concave sliding grooves 2110 in a one-to-one correspondence manner. In this embodiment, two first concave sliding grooves 2110 are formed in the first guide rail 210, two first convex sliding portions 3210 are formed in the bottom slider 320, the two first convex sliding portions 3210 are slidably disposed in the two first concave sliding grooves 2110, the top slider 310 is relatively disposed with two second convex sliding portions 3110, the two second convex sliding portions 3110 are slidably disposed in the two first concave sliding grooves 2110, the two first concave sliding grooves 2110 may better accommodate the two first convex sliding portions 3210 of the bottom slider 320 and the two second convex sliding portions 3110 of the top slider 310 in the first concave sliding grooves 2110, so as to enhance the stability and precision of the sliding connection between the two first concave sliding grooves 2110 and the bottom slider 320 and the top slider 310, and the ultrasonic welding assembly 600 is fixed to the bottom slider 320 and the top slider 310 respectively, and then the stability and precision of the ultrasonic welding assembly 600 sliding relative to the first guide rail 210 are improved, that is, the stability and precision of the ultrasonic welding assembly 600 sliding relative to the bracket are improved. Specifically, two first convex sliding portions 3210 are oppositely disposed on one of the bottom slider units, and two second convex sliding portions 3110 are oppositely disposed on one of the top slider units.
Further, two second concave sliding grooves which are oppositely arranged are formed in the second guide sliding rail 220, two third convex sliding portions are oppositely arranged on the bottom sliding block 320, and the two third convex sliding portions are slidably arranged in the two second concave sliding grooves in a one-to-one correspondence manner. In this embodiment, the second guiding rail 220 is provided with two second concave sliding grooves which are oppositely arranged, the bottom slider 320 is provided with two third convex sliding portions which are oppositely arranged, the two third convex sliding portions are slidably arranged in the two second concave sliding grooves in a one-to-one correspondence manner, the top slider 310 is provided with two fourth convex sliding portions which are oppositely arranged, the two fourth convex sliding portions are slidably arranged in the two second concave sliding grooves in a one-to-one correspondence manner, the two second concave sliding grooves can respectively and better accommodate the two third convex sliding portions of the bottom slider 320 and the two fourth convex sliding portions of the top slider 310 in the second concave sliding grooves, so as to enhance the stability and precision of the two second concave sliding grooves in sliding connection with the bottom slider 320 and the top slider 310, and the ultrasonic welding assembly 600 is respectively fixed with the bottom slider 320 and the top slider 310, so as to improve the stability and precision of the ultrasonic welding assembly 600 in sliding relative to the second guiding rail 220, i.e., to improve the stability and precision of the sliding of ultrasonic welding assembly 600 relative to the carriage. In this embodiment, the two third convex sliding portions are oppositely disposed on the other bottom slider single body, and the two fourth convex sliding portions are oppositely disposed on the other top slider single body.
In one embodiment, referring to fig. 1 and 2, the ultrasonic welding assembly 600 includes a mounting base 610 and a welding head 620, the mounting base 610 is fixed to the bottom slider 320 and the top slider 310, respectively, and the welding head 620 is disposed on the mounting base 610. The mounting seat 610 is provided with a threaded hole, and the screw rod 500 penetrates through the threaded hole and is in threaded connection with the mounting seat 610. In this embodiment, a threaded hole is opened in the mounting seat 610 of the ultrasonic welding assembly 600, the screw rod 500 is inserted into the threaded hole and is screwed with the mounting seat 610 to form a screw rod pair, the servo motor 400 can drive and adjust the relative position between the screw rod 500 and the mounting seat 610, and the ultrasonic welding assembly 600 slides relative to the first guide rail 210 and the second guide rail 220 respectively, so that the servo motor 400 can better adjust the relative position between the mounting seat 610 and the frame body through the screw rod 500, and the welding head 620 moves to a predetermined position. That is, the relative position between the screw rod 500 and the mounting seat 610 is adjusted by the servo motor 400, and further the relative position between the mounting seat 610 and the bracket 120 is adjusted, so that the mounting seat 610 is controlled to slide on the guide rail, and since the welding head 620 is disposed on the mounting seat 610, the stroke distance of the welding head 620 can be adjusted by adjusting the stroke distance of the mounting seat 610 relative to the bracket 120.
Further, the mounting seat 610 includes a mounting seat main body 612, a connecting element 614 and a fixing block 616, the connecting element 614 is fixed on the mounting seat 610 through the fixing block 616, and the threaded hole is opened on the connecting element 614. The mount main body 612 is fixed to the bottom slider 320 and the top slider 310, respectively, and the soldering head 620 is disposed on the mount main body 612. In this embodiment, the connecting element 614 is pressed and fixed on the mounting seat main body 612 by the fixing block 616. Specifically, the fixing block 616 is connected to the mounting seat main body 612, a pressing groove is formed in a surface of the fixing block 616, which is adjacent to the mounting seat main body 612, and the connecting member 614 is at least partially located in the pressing groove, so that the connecting member 614 is pressed against the mounting seat main body 612 through the fixing block 616.
It will be appreciated that in other embodiments, the attachment member is not limited to being compressively secured to the mount body by a retaining block. In one embodiment, the connecting member may also be directly and fixedly connected to the fixing block, for example, the connecting member is welded to the fixing block, and the fixing block is connected to the mounting seat body, so that the connecting member is connected to the mounting seat body through the fixing block. For another example, the connecting piece and the fixing block are integrally formed, so that the connecting piece and the fixing block are connected in a fastening manner. The connecting piece is connected on the mounting seat, and the connecting piece forms the lead screw pair with the lead screw spiro union, and the lead screw is connected with servo motor's rotating shaft, through servo motor accommodate the relative position of lead screw and connecting piece to the gliding position of drive mounting seat main part relative to the support, and then adjusts the ultrasonic welding subassembly to predetermined position, makes the regulation operation more convenient, has improved ultrasonic welding machine's work efficiency.
Further, the connecting piece 614 includes a connecting piece body 6142 and a nut 6144 that are connected, the connecting piece body 6142 is pressed and fixed on the mounting seat 610 through the fixing block 616, the threaded hole is opened in the nut 6144, and the nut 6144 is sleeved on the screw rod 500 and is screwed with the screw rod 500. In this embodiment, the screw rod 500 is screwed with the nut 6144 in the connecting member 614 to form a screw rod pair, the screw rod 500 is connected with the rotating shaft of the servo motor 400, the screw connection position between the screw rod 500 and the nut 6144 is adjusted by the servo motor 400, the nut 6144 drives the ultrasonic welding assembly 600 through the connecting body 6142, and the ultrasonic welding assembly 600 is adjusted to a preset position, so that the adjustment operation is more convenient and stable, and the work efficiency of the ultrasonic welding machine 10 is improved.
Specifically, referring to fig. 1, the welding head 620 includes a vibrator 626, a vibrator fixing flange 622 and a vibrator connecting flange 624, the vibrator fixing flange 622 is connected to the mounting seat 610, the vibrator fixing flange 622 and the vibrator connecting flange 624 are both sleeved on the vibrator 626, and the vibrator connecting flange 624 abuts against a side of the vibrator fixing flange 622 away from the mounting seat 610. In this embodiment, the welding head 620 further includes a horizontal screw (not shown), the welding head 620 is provided with a first threaded hole, the vibrator fixing flange 622 is provided with a second threaded hole, and the horizontal screw is respectively inserted into the first threaded hole and the second threaded hole, so that the vibrator fixing flange 622 is fixedly connected to the welding head 620, and the vibrator 626 is reliably fixed to the welding head 620, and meanwhile, the horizontal adjustment of the vibrator 626 is facilitated. The fixing hole has been seted up to the son flange 624 of shaking, and horizontal screw still wears to locate in the fixing hole, makes son flange 624 of shaking and the son fixed flange 622 of shaking all through horizontal screwed fixation on soldered connection 620 to make the connection between son 626 of shaking and soldered connection 620 more firm.
In one embodiment, the ultrasonic stroke adjustment mechanism 12 further includes a limiting plate 700, the limiting plate 700 is connected to the tapered metal shell 1220, the limiting plate 700 is disposed adjacent to the first guide rail 210 and the second guide rail 220, respectively, and the limiting plate 700 is disposed on a side of the first guide rail 210 adjacent to the servo motor 400. In this embodiment, the limiting plate 700 is connected to the conical metal shell 1220, and the lead screw 500 is inserted into the limiting plate 700 and is rotatably connected to the limiting plate 700, so that the limiting plate 700 supports the lead screw 500 to rotate, thereby improving the stability of the lead screw 500 in the rotating process. The limiting plate 700 is respectively disposed adjacent to the first guide rail 210 and the second guide rail 220, and the limiting plate 700 is located at one side of the first guide rail 700 adjacent to the servo motor 400, so that the ultrasonic welding assembly 600 is prevented from sliding off the rail when sliding in the guide rail, and the reliability of stroke adjustment of the ultrasonic welding assembly 600 is improved.
Further, the limiting plate 700 includes a limiting plate body 710 and a mounting plate 720, the limiting plate body 710 is connected to the tapered metal shell 1220, and the mounting plate 720 is connected to the limiting plate body 710. The limiting plate body 710 is provided with a through hole, the mounting plate 720 is provided with a mounting hole communicated with the through hole, the screw rod 500 respectively penetrates through the mounting hole and the through hole, and the screw rod 500 is rotatably connected with the mounting plate 720. In this embodiment, the mounting plate 720 is connected to a side of the position-limiting plate body 710 adjacent to the servo motor 400. Lead screw 500 passes through the mounting panel 720 with servo motor 400's rotation axis and rotates and is connected, when servo motor 400 passes through the rotation axis and drives lead screw 500 and rotate, mounting panel 720 plays and supports lead screw 500 pivoted effect, it is more steady to make lead screw 500 rotate the in-process, in addition, because mounting panel 720 connects in the one side that limiting plate body 710 is close to servo motor 400, make limiting plate body 710 inject mount pad main part 612 for the gliding position of support 120, avoid mount pad main part 612 for the excessive problem of support 120 slip, and then improve ultrasonic stroke adjustment mechanism 12's stability and reliability.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. An ultrasonic stroke adjustment mechanism, comprising:
the rack body comprises a base and a bracket, and the bracket is arranged on the base;
the double-rail assembly comprises a first guide sliding rail and a second guide sliding rail, the first guide sliding rail and the second guide sliding rail are both arranged on the bracket, and the first guide sliding rail and the second guide sliding rail are parallel;
the stroke sliding assembly comprises a top sliding block and a bottom sliding block, the top sliding block is respectively connected with the first guide sliding rail and the second guide sliding rail in a sliding manner, the bottom sliding block is respectively connected with the first guide sliding rail and the second guide sliding rail in a sliding manner, and a gap is arranged between the top sliding block and the bottom sliding block;
the servo motor is arranged on the bracket;
an ultrasonic welding assembly fixed to the bottom slider and the top slider, respectively, an
The screw rod is connected with a rotating shaft of the servo motor, and the screw rod is in threaded connection with the ultrasonic welding assembly to form a screw rod pair.
2. The ultrasonic stroke adjustment mechanism of claim 1, wherein the bracket comprises a tapered metal housing and an inner frame, the tapered metal housing is mounted on the inner frame, the first guide rail and the second guide rail are both disposed on the tapered metal housing, and the servo motor is mounted on the tapered metal housing.
3. The ultrasonic stroke adjustment mechanism of claim 1, wherein the first guide rail has two first concave sliding grooves formed therein, the bottom slider has two first convex sliding portions formed thereon, and the two first convex sliding portions are slidably disposed in the two first concave sliding grooves in a one-to-one correspondence manner.
4. The ultrasonic stroke adjustment mechanism of claim 1, wherein the ultrasonic welding assembly comprises a mounting seat and a welding head, the mounting seat is fixed to the bottom slider and the top slider, respectively, and the welding head is disposed on the mounting seat; the mounting seat is provided with a threaded hole, and the screw rod penetrates through the threaded hole and is in threaded connection with the mounting seat.
5. The ultrasonic stroke adjustment mechanism of claim 4, wherein the mounting seat comprises a mounting seat body, a connecting piece and a fixing block, the connecting piece is fixed on the mounting seat body through the fixing block, and the threaded hole is formed in the connecting piece; the mounting seat main body is respectively fixed with the bottom sliding block and the top sliding block, and the welding head is arranged on the mounting seat main body.
6. The ultrasonic stroke adjusting mechanism of claim 5, wherein the connecting member comprises a connecting member body and a nut, the connecting member body is fixed to the mounting base body by the fixing block, the threaded hole is formed in the nut, and the nut is sleeved on the lead screw and is in threaded connection with the lead screw.
7. The ultrasonic stroke adjusting mechanism of claim 5, wherein the welding head comprises a vibrator, a vibrator fixing flange and a vibrator connecting flange, the vibrator fixing flange is connected with the mounting seat body, the vibrator fixing flange and the vibrator connecting flange are both sleeved on the vibrator, and the vibrator connecting flange abuts against one side of the vibrator fixing flange, which is far away from the mounting seat body.
8. The ultrasonic stroke adjustment mechanism of claim 2, further comprising a limiting plate connected to the conical metal housing, wherein the limiting plate is disposed adjacent to the first guide rail and the second guide rail respectively, and the limiting plate is disposed on a side of the first guide rail adjacent to the servo motor.
9. The ultrasonic stroke adjusting mechanism of claim 8, wherein the limiting plate comprises a limiting plate body and a mounting plate, the limiting plate body is connected to the conical metal shell, the mounting plate is connected to the limiting plate body, the limiting plate body is provided with a via hole, the mounting plate is provided with a mounting hole communicated with the via hole, the lead screw is respectively inserted into the mounting hole and the via hole, and the lead screw is rotatably connected to the mounting plate.
10. An ultrasonic welding machine comprising the ultrasonic stroke adjustment mechanism according to any one of claims 1 to 9, and further comprising a workpiece placement die mounted on the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021774059.3U CN213533832U (en) | 2020-08-21 | 2020-08-21 | Ultrasonic stroke adjusting mechanism and ultrasonic welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021774059.3U CN213533832U (en) | 2020-08-21 | 2020-08-21 | Ultrasonic stroke adjusting mechanism and ultrasonic welding machine |
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| Publication Number | Publication Date |
|---|---|
| CN213533832U true CN213533832U (en) | 2021-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021774059.3U Active CN213533832U (en) | 2020-08-21 | 2020-08-21 | Ultrasonic stroke adjusting mechanism and ultrasonic welding machine |
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| Country | Link |
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| CN (1) | CN213533832U (en) |
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2020
- 2020-08-21 CN CN202021774059.3U patent/CN213533832U/en active Active
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