CN215095708U

CN215095708U - Novel ultrasonic plastic welding machine

Info

Publication number: CN215095708U
Application number: CN202120849345.XU
Authority: CN
Inventors: 严卓晟; 严卓理
Original assignee: Guangzhou Newpower Ultrasonic Electronic Equipment Co Ltd
Current assignee: Guangzhou Newpower Ultrasonic Electronic Equipment Co Ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-12-10
Anticipated expiration: 2031-04-23

Abstract

The utility model discloses a novel ultrasonic plastic welding machine, which comprises a frame, wherein a support rod is vertically arranged on the frame; two guide rails which are vertically arranged relatively are arranged on the side surface of the supporting rod, a lifting support is arranged on each guide rail, a servo electric cylinder and an ultrasonic welding mechanism are arranged on each support, and each ultrasonic welding mechanism is arranged below the servo electric cylinder and driven to lift by the servo electric cylinder; the support passes through hand formula elevating system drive in order to realize following the guide rail goes up and down. The bracket is driven to descend by the hand-operated lifting mechanism, so that the position adjustment of the servo motor and the ultrasonic welding mechanism is realized, and the requirements for processing workpieces of different models can be met under the condition that the driving stroke of the servo electric cylinder is not required to be adjusted; in addition, the adjusting process is simple and convenient, the adjusting speed is high, and the equipment structure is simple.

Description

Novel ultrasonic plastic welding machine

Technical Field

The utility model relates to an ultrasonic bonding equipment technical field especially relates to a novel ultrasonic wave plastic welding machine.

Background

The plastic welding machine is also called ultrasonic plastic welding machine and ultrasonic wave. The ultrasonic plastic welding machine is a high-tech technology for welding thermoplastic plastic products, and various thermoplastic plastic parts can be subjected to ultrasonic welding treatment without adding solvents, adhesives or other auxiliary products. Its advantages are high productivity, low cost, high quality of product and high safety. The ultrasonic plastic welding principle is that high-pressure and high-frequency signals generated by a generator are converted into high-frequency mechanical vibration through an energy conversion system, the high-frequency mechanical vibration is added on a plastic product workpiece, the temperature transmitted to an interface is increased through the friction of the surface of the workpiece and an internal molecular piece, when the temperature reaches the melting point of the workpiece, the interface of the workpiece is rapidly melted and then filled in a gap between the interfaces, and when the vibration stops, the workpiece is simultaneously cooled and shaped under certain pressure, so that perfect welding is achieved.

The existing plastic welding machine generally drives a welding head to extrude a workpiece through components such as an air cylinder, an electric cylinder and the like so as to weld; however, for workpieces of different models, the advance and retreat distances of the welding head need to be changed, the control programs of components such as the air cylinder, the electric cylinder and the like need to be changed, and the workpieces are very inconvenient when frequent change is needed; the structure that the advance and retreat distance of the welding head is self-adaptive by using the sensor is also provided, however, the whole control program of the equipment is more complicated, the cost of the parts of the equipment is increased, and the maintenance is not convenient.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a novel ultrasonic wave plastic-welding machine can solve current plastic-welding machine to a certain extent at least and need process the work piece of multiple different models, and it is inconvenient to adjust the distance that advances and retreat of soldered connection.

The technical scheme of the utility model is realized like this:

a novel ultrasonic plastic welding machine comprises a machine base, wherein a support rod is vertically arranged on the machine base; two guide rails which are vertically arranged relatively are arranged on the side surface of the supporting rod, a lifting support is arranged on each guide rail, a servo electric cylinder and an ultrasonic welding mechanism are arranged on each support, and each ultrasonic welding mechanism is arranged below the servo electric cylinder and driven to lift by the servo electric cylinder; the support passes through hand formula elevating system drive in order to realize following the guide rail goes up and down.

As a further alternative of the novel ultrasonic plastic welding machine, a screw rod is vertically arranged between the two brackets and is driven to rotate by a hand crank; the bracket is detachably connected with a lifting block and comprises a guide groove which is in sliding fit with the guide rail, and the outer side wall of the guide rail is abutted against the inner side wall of the guide groove; the lifting block is in threaded connection with the screw.

As a further alternative of the novel ultrasonic plastic welding machine, a scale with scales is arranged on the guide rail.

As a further alternative of the novel ultrasonic plastic welding machine, a threaded hole is formed in the side wall of the bracket, and a lock handle is connected in the threaded hole in a threaded manner; the end part of the lock handle is abutted against the outer wall of the guide rail through the threaded hole by rotating the lock handle.

As a further alternative of the novel ultrasonic plastic welding machine, the ultrasonic welding mechanism comprises a transducer, an amplitude transformer and a welding head which are connected in sequence.

As a further optional scheme of the novel ultrasonic plastic welding machine, a guide rod is vertically arranged on the support, and the ultrasonic welding mechanism is connected to the guide rod in a sliding mode.

As a further alternative of the novel ultrasonic plastic welding machine, a radiating fan is arranged on the support.

As a further alternative of the novel ultrasonic plastic welding machine, a shell is arranged outside the support.

As a further alternative of the novel ultrasonic plastic welding machine, the machine shell is provided with heat dissipation holes.

The beneficial effects of the utility model are that: the bracket is driven to descend by the hand-operated lifting mechanism, so that the position adjustment of the servo motor and the ultrasonic welding mechanism is realized, and the requirements for processing workpieces of different models can be met under the condition that the driving stroke of the servo electric cylinder is not required to be adjusted; in addition, the adjusting process is simple and convenient, the adjusting speed is high, and the equipment structure is simple.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.

FIG. 1 is a schematic structural view of a novel ultrasonic plastic welding machine of the present invention;

FIG. 2 is a schematic structural view of the hidden housing of FIG. 1;

FIG. 3 is a schematic diagram of the internal explosion of the novel ultrasonic plastic welding machine of the present invention;

fig. 4 is a schematic structural view of the guide rail and the hand-operated lifting mechanism;

fig. 5 is a schematic structural view of the stent.

In the figure: 1. a machine base; 2. a support bar; 21. a guide rail; 22. a scale; 3. a support; 31. a lifting block; 32. a heat radiation fan; 33. a threaded hole; 34. a lock handle; 35. a guide bar; 36. a guide groove; 4. a servo electric cylinder; 5. an ultrasonic welding mechanism; 51. welding a head; 6. a hand-operated lifting mechanism; 61. a screw; 62. a hand crank; 7. a housing; 71. and (4) heat dissipation holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiment in the utility model.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1-5, a novel ultrasonic plastic welding machine is shown, which comprises a machine base 1, wherein a support rod 2 is vertically arranged on the machine base 1; two guide rails 21 which are vertically arranged relatively are arranged on the side surface of the support rod 2, a lifting support 3 is arranged on the guide rails 21, a servo electric cylinder 4 and an ultrasonic welding mechanism 5 are arranged on the support 3, and the ultrasonic welding mechanism 5 is arranged below the servo electric cylinder 4 and driven to lift by the servo electric cylinder 4; the support 3 is driven by a hand-operated lifting mechanism 6 to lift along the guide rail 21.

In other words, when workpieces of different types need to be processed, the bracket 3 is driven to descend by the hand-operated lifting mechanism 6, so that the position adjustment of the servo motor and the ultrasonic welding mechanism 5 is realized, and the requirements for processing the workpieces of different types can be met under the condition that the driving stroke of the servo electric cylinder 4 does not need to be adjusted; the adjusting process is simple and convenient, the adjusting speed is high, and the equipment structure is simple.

In the above embodiment, referring to fig. 2, 3 and 4, a screw 61 is vertically arranged between the two brackets 3, and the screw 61 is driven by a hand crank 62 to rotate; the lifting block 31 is detachably connected to the bracket 3, the bracket 3 comprises a guide groove 36 which is used for being in sliding fit with the guide rail 21, and the outer side wall of the guide rail 21 is abutted to the inner side wall of the guide groove 36; the lifting block 31 is in threaded connection with the screw 61. Specifically, the hand crank 62 is rotated, the screw 61 is driven to rotate by the hand crank 62, and the lifting block 31 is lifted along the screw 61, so that the support 3 is lifted along the screw 61; the hand crank 62 can drive the screw 61 to rotate through a connecting structure such as a bevel gear, a worm gear and the like.

In the above embodiment, in order to facilitate the worker to adjust the height of the bracket 3, referring to fig. 1, 3 and 4, the guide rail 21 is provided with a scale 22 having a scale. So, when rotating hand crank 62, support 3 position is close to scale 22, can be in through contrasting support 3 the position of scale realizes comparatively accurate regulation on scale 22.

In some specific embodiments, in order to further fix the bracket 3 and prevent the joint of the lifting block 31 and the screw 61 from bearing too much pressure, referring to fig. 2, 3 and 5, a threaded hole 33 is formed in a side wall of the bracket 3, and a lock handle 34 is screwed into the threaded hole 33; by turning the knob 34 so that the end of the knob 34 passes through the threaded hole 33 to abut against the outer wall of the rail 21. In other words, when the height of the bracket 3 needs to be adjusted, the lock handle 34 is firstly unscrewed, so that the end of the lock handle 34 does not abut against the outer side wall of the guide rail 21, then the hand crank 62 is rotated, the bracket 3 moves along the guide rail 21, and after the bracket is moved to a proper position, the lock handle 34 is unscrewed again, so that the end of the lock handle 34 is closely attached to the outer side wall of the guide rail 21. It should be noted that the number of the locking handles 34 can be adjusted according to practical situations, and the threaded holes 33 on the bracket 3 correspond to the locking handles 34 one by one.

In the above embodiment, the ultrasonic welding mechanism 5 includes a transducer (not shown), an amplitude transformer (not shown), and a welding head 51, which are connected in sequence. As a matter of course, the transducer is connected to an ultrasonic generator. The current is converted into high-frequency electric energy by an ultrasonic generator, the high-frequency electric energy is converted into mechanical motion with the same frequency by the transducer, then the mechanical motion is transmitted to the welding head 51 through an amplitude transformer capable of changing amplitude, and the welding head 51 transmits the received vibration energy to the workpieces, so that the workpieces are welded together through thermal effect.

In the above embodiment, in order to ensure that the ultrasonic welding mechanism 5 can be stably lifted and lowered under the driving of the servo electric cylinder 4, referring to fig. 2 and 3, a guide rod 35 is vertically disposed on the bracket 3, and the ultrasonic welding mechanism 5 is slidably connected to the guide rod 35.

In the above embodiment, in order to facilitate heat dissipation of the ultrasonic welding mechanism 5, referring to fig. 2, 3 and 5, a heat dissipation fan 32 is disposed on the bracket 3. In addition, in order to protect the components such as the ultrasonic welding mechanism 5 and the screw 61 from the outside, referring to fig. 1, a housing 7 is arranged outside the bracket 3; preferably, the housing 7 is provided with a heat dissipation hole 71 to facilitate heat dissipation of the ultrasonic welding mechanism 5.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel ultrasonic plastic welding machine is characterized by comprising a machine base, wherein a support rod is vertically arranged on the machine base; two guide rails which are vertically arranged relatively are arranged on the side surface of the supporting rod, a lifting support is arranged on each guide rail, a servo electric cylinder and an ultrasonic welding mechanism are arranged on each support, and each ultrasonic welding mechanism is arranged below the servo electric cylinder and driven to lift by the servo electric cylinder; the support passes through hand formula elevating system drive in order to realize following the guide rail goes up and down.

2. The novel ultrasonic plastic welding machine as claimed in claim 1, wherein a screw is vertically arranged between the two brackets and is driven to rotate by a hand crank; the bracket is detachably connected with a lifting block and comprises a guide groove which is in sliding fit with the guide rail, and the outer side wall of the guide rail is abutted against the inner side wall of the guide groove; the lifting block is in threaded connection with the screw.

3. The ultrasonic plastic welder as claimed in claim 2, wherein the guide rail is provided with a scale with scales.

4. The novel ultrasonic plastic welding machine as claimed in claim 2, wherein the side wall of the bracket is provided with a threaded hole, and a lock handle is connected with the threaded hole in a threaded manner; the end part of the lock handle is abutted against the outer wall of the guide rail through the threaded hole by rotating the lock handle.

5. The ultrasonic plastic welder as claimed in claim 1, wherein the ultrasonic welding mechanism comprises a transducer, a horn and a welding head connected in sequence.

6. The ultrasonic plastic welder as claimed in claim 1, wherein a guide rod is vertically disposed on the bracket, and the ultrasonic welding mechanism is slidably connected to the guide rod.

7. The ultrasonic plastic welder as claimed in claim 1, wherein a heat dissipation fan is provided on the support.

8. The ultrasonic plastic welder as claimed in claim 1, wherein a casing is provided outside the support.

9. The ultrasonic plastic welder of claim 8, wherein the casing has heat dissipation holes.