阅读说明：本技术 一种医用曲面产品外壳超声波焊接机 (Medical curved surface product shell ultrasonic welding machine ) 是由 田翔 于 2021-09-27 设计创作，主要内容包括：本申请涉及超声波焊接机的技术领域,尤其是涉及一种医用曲面产品外壳超声波焊接机,其包括焊接机主体及用于支撑焊接机主体的底座,所述底座的顶面设有定位装置,定位装置包括底板、定位块及限位组件,定位块与底板的顶面固接,定位块的顶面及侧面共同开设有定位槽,医用曲面产品外壳与定位槽插接配合,限位组件位于底板的顶部用于顶紧医用曲面产品外壳,底座的顶面设有将底板进行压紧固定的锁紧机构,本申请能够从多个方向对医用曲面产品外壳进行有效支撑和定位,改善医用曲面产品外壳的焊接效果。(The utility model belongs to the technical field of ultrasonic welding machine's technique and specifically relates to a medical curved surface product shell ultrasonic welding machine is related to, it includes the welding machine main part and is used for supporting the base of welding machine main part, the top surface of base is equipped with positioner, positioner includes bottom plate, locating piece and spacing subassembly, the top surface rigid coupling of locating piece and bottom plate, the constant head tank has been seted up jointly to the top surface and the side of locating piece, medical curved surface product shell and constant head tank grafting cooperation, spacing subassembly is located the top of bottom plate and is used for the tight medical curved surface product shell in top, the top surface of base is equipped with and compresses tightly fixed locking mechanism with the bottom plate, this application can follow a plurality of directions and effectively support and fix a position medical curved surface product shell, improve the welding effect of the medical curved surface product shell.)

1. The utility model provides a medical curved surface product shell ultrasonic welding machine, includes welding machine main part (1) and is used for base (2) of support welding machine main part (1), its characterized in that: the top surface of base (2) is equipped with positioner (3), positioner (3) include bottom plate (4), locating piece (5) and spacing subassembly (6), the top surface rigid coupling of locating piece (5) and bottom plate (4), constant head tank (51) have been seted up jointly to the top surface and the side of locating piece (5), cooperation of pegging graft of medical curved surface product shell (8) and constant head tank (51), the top that spacing subassembly (6) are located bottom plate (4) is used for pushing up tight medical curved surface product shell (8), the top surface of base (2) is equipped with compresses tightly fixed locking mechanism (7) with bottom plate (4).

2. The ultrasonic welding machine for the medical curved surface product shells as claimed in claim 1, which is characterized in that: spacing subassembly (6) include action bars (61), the middle piece (62) that links, ejector pin (63) and kicking block (64), the one end and bottom plate (4) of action bars (61) are articulated, the middle one end of linking piece (62) is articulated with the middle part of action bars (61), the other end and ejector pin (63) of linking piece (62) in the middle are articulated, the one end and kicking block (64) rigid coupling of linking piece (62) in the middle are kept away from in ejector pin (63), the bottom surface of kicking block (64) and the top surface sliding fit of bottom plate (4).

3. The ultrasonic welding machine for the medical curved surface product shells as claimed in claim 2, which is characterized in that: the two middle connecting pieces (62) are arranged, the two middle connecting pieces (62) are opposite to each other, and two ends of the two middle connecting pieces (62) are hinged to the operating rod (61) and the ejector rod (63) respectively.

4. The ultrasonic welding machine for the medical curved surface product shells as claimed in claim 2, which is characterized in that: the top surface of the bottom plate (4) is fixedly provided with a limiting sleeve (41), and the ejector rod (63) penetrates through the limiting sleeve (41) and is in sliding fit with the limiting sleeve (41).

5. The ultrasonic welding machine for the medical curved surface product shells as claimed in claim 2, which is characterized in that: an operating handle (611) is fixedly arranged at one end of the operating rod (61) far away from the bottom plate (4).

6. The ultrasonic welding machine for the medical curved surface product shells as claimed in claim 1, which is characterized in that: the locking mechanism (7) comprises a pressing plate (71) and a fastening bolt (72), the fastening bolt (72) penetrates through the pressing plate (71) and is in threaded fit with the pressing plate (71), and the fastening bolt (72) is inserted into the base (2) and is rotationally connected with the base (2).

7. The ultrasonic welding machine for the medical curved surface product shells as claimed in claim 6, wherein: two groups of locking mechanisms (7) are arranged, and the two groups of locking mechanisms (7) are respectively positioned at two sides of the bottom plate (4) which deviate from each other.

8. The ultrasonic welding machine for the medical curved surface product shells as claimed in claim 1, which is characterized in that: the inner wall of the positioning groove (51) is provided with a plurality of cooling grooves (52).

Technical Field

The application relates to the technical field of ultrasonic welding machines, in particular to an ultrasonic welding machine for a medical curved surface product shell.

Background

The ultrasonic plastic welding principle is that a generator generates a high-voltage and high-frequency signal of 20KHz (or 15KHz), the signal is converted into high-frequency mechanical vibration through a transduction system, the high-frequency mechanical vibration is applied to a plastic product workpiece, the temperature transmitted to a welding interface is increased through the friction between the surface of the workpiece and molecules, when the temperature reaches the melting point of the workpiece, the workpiece interface is rapidly melted and then filled in gaps between the interfaces, and when the vibration stops, the workpiece is simultaneously cooled and shaped under certain pressure, so that high-quality welding is achieved.

The welding head vibrating with ultrasonic wave and ultrahigh frequency makes the joint surface of the two plastic materials generate friction heat and instantly melt and joint under moderate pressure, the welding strength is comparable to that of the body, and by adopting a proper workpiece and a reasonable interface design, the water tightness and air tightness can be achieved, the inconvenience caused by adopting an auxiliary product is avoided, and the high-efficiency clean welding is realized. The ultrasonic welding machine mainly comprises a welding machine main body and a base, wherein the base is also used as an operation table top for welding a medical curved surface product shell to support the medical curved surface product shell, the welding main body presses the medical curved surface product shell, and under the cooperation of the base, the ultrasonic welding of the medical curved surface product shell is jointly completed.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: because the base only can carry out ascending support to medical curved surface product shell in vertical direction, other directions of medical curved surface product shell lack effective support and location, and medical curved surface product shell easily takes place bad deformation when being welded, has the defect that medical curved surface product shell welding effect is bad.

Disclosure of Invention

In order to effectively support and fix a position medical curved surface product shell from a plurality of directions, improve the welding effect of medical curved surface product shell, the application provides a medical curved surface product shell ultrasonic welding machine.

The application provides a medical curved surface product shell ultrasonic welding machine adopts following technical scheme: the utility model provides a medical curved surface product shell ultrasonic welding machine, includes the welding machine main part and is used for supporting the base of welding machine main part, the top surface of base is equipped with positioner, and positioner includes bottom plate, locating piece and spacing subassembly, the top surface rigid coupling of locating piece and bottom plate, and the constant head tank has been seted up jointly to the top surface and the side of locating piece, and medical curved surface product shell is pegged graft with the constant head tank and is cooperated, and spacing subassembly is located the top of bottom plate and is used for the tight medical curved surface product shell in top, and the top surface of base is equipped with compresses tightly fixed locking mechanism with the bottom plate.

Through adopting above-mentioned technical scheme, locking mechanism carries out fixed connection with bottom plate and base, keeps positioner's stability. The positioning block is used for preliminarily positioning the medical curved surface product shell, and then the limiting component is operated to jointly push the medical curved surface product shell tightly by means of the limiting component and the positioning block so that the medical curved surface product shell is kept stable. The limiting assembly and the positioning blocks can effectively support and position the medical curved surface product shell from multiple directions, and the welding effect of the medical curved surface product shell is improved.

Optionally, the limiting assembly comprises an operating rod, a middle connecting piece, an ejector rod and an ejector block, one end of the operating rod is hinged to the bottom plate, one end of the middle connecting piece is hinged to the middle of the operating rod, the other end of the middle connecting piece is hinged to the ejector rod, one end, far away from the middle connecting piece, of the ejector rod is fixedly connected with the ejector block, and the bottom surface of the ejector block is in sliding fit with the top surface of the bottom plate.

By adopting the technical scheme, the operating rod is rotated towards the direction close to the positioning block, the operating rod drives the middle connecting piece to swing, the operating rod pushes the ejector rod and the ejector block to be close to the positioning block through the middle connecting piece, so that the ejector block compresses the medical curved surface product shell, the process of operating the limiting assembly is simple, convenient and quick, and the medical curved surface product shell can be stably ejected tightly.

Optionally, the number of the middle connecting pieces is two, the two middle connecting pieces are opposite to each other, and two ends of the two middle connecting pieces are respectively hinged with the operating rod and the ejector rod.

Through adopting above-mentioned technical scheme, even piece can improve the joint strength of action bars and ejector pin in the middle of two, makes the action bars can promote the ejector pin through even piece in the middle of two more steadily.

Optionally, the top surface of the bottom plate is fixedly provided with a limiting sleeve, and the ejector rod penetrates through the limiting sleeve and is in sliding fit with the limiting sleeve.

Through adopting above-mentioned technical scheme, the stop collar is spacing to the moving direction of ejector pin, and the stop collar is spacing to the moving direction of kicking block through the ejector pin, makes the removal of kicking block and ejector pin more stable.

Optionally, an operating handle is fixedly arranged at one end of the operating rod, which is far away from the bottom plate.

Through adopting above-mentioned technical scheme, can conveniently rotate the action bars steadily more with the help of operating handle to adjust the position of kicking block.

Optionally, the locking mechanism includes a pressing plate and a fastening bolt, the fastening bolt penetrates through the pressing plate and is in threaded fit with the pressing plate, and the fastening bolt is inserted into the base and is rotatably connected with the base.

Through adopting above-mentioned technical scheme, at rotating fastening bolt's in-process, fastening bolt drives the pressure strip and is close to the base gradually, and the pressure strip compresses tightly the bottom plate and makes the bottom plate compress tightly the base, and locking mechanism cooperates the base to realize jointly fixing the bottom plate, and then realizes whole positioner's fixed, and the operation process is simple and efficient.

Optionally, there are two sets of locking mechanisms, and the two sets of locking mechanisms are respectively located on two sides of the bottom plate, which are away from each other.

Through adopting above-mentioned technical scheme, two sets of locking mechanism can carry out the fixed clamp tight to the bottom plate through the both sides of bottom plate, further improves positioner's job stabilization nature.

Optionally, a plurality of cooling grooves are formed in the inner wall of the positioning groove.

Through adopting above-mentioned technical scheme, a plurality of cooling bath can increase the area of contact that is located the medical curved surface product shell of constant head tank and air for the cooling rate of medical curved surface product shell.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the positioning device can effectively support and position the medical curved surface product shell from multiple directions, and the welding effect of the medical curved surface product shell is improved;

2. the operating rod can be conveniently and stably rotated by virtue of the operating handle so as to adjust the position of the ejector block to quickly and tightly push the medical curved surface product shell;

3. a plurality of cooling grooves are formed in the inner wall of the positioning groove, the contact area between the medical curved-surface product shell located in the positioning groove and the air can be increased through the plurality of cooling grooves, and the cooling speed of the medical curved-surface product shell is increased.

Drawings

FIG. 1 is a schematic structural diagram of an ultrasonic welding machine for a medical curved product housing according to an embodiment of the application;

FIG. 2 is an exploded view of a coupling lug;

fig. 3 is a schematic view showing the structure of the cooling tank.

Description of reference numerals: 1. a welding machine main body; 2. a base; 3. a positioning device; 4. a base plate; 41. a limiting sleeve; 411. a connecting plate; 42. fixing the ear; 5. positioning blocks; 51. positioning a groove; 52. a cooling tank; 6. a limiting component; 61. an operating lever; 611. an operating handle; 62. an intermediate connecting sheet; 621. a connecting portion; 622. a bending section; 63. a top rod; 631. connecting lugs; 64. a top block; 7. a locking mechanism; 71. a compression plate; 72. fastening a bolt; 8. medical curved surface product shell.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses medical curved surface product shell ultrasonic welding machine, referring to fig. 1 and 2, the medical curved surface product shell ultrasonic welding machine comprises a welding machine main body 1 and a base 2, and the bottom of the welding machine main body 1 is fixedly connected with the top surface of the base 2. The top surface of base 2 is equipped with positioner 3, and positioner 3 includes bottom plate 4, locating piece 5 and spacing subassembly 6. The positioning block 5 and the bottom plate 4 are integrally formed, the positioning block 5 is positioned at the top of the bottom plate 4 and close to one end of the bottom plate 4 positioned at the middle part of the base 2, the positioning groove 51 is jointly formed in the top surface and the side surface of the positioning block 5, and the medical curved surface product shell 8 is in plug-in fit with the positioning groove 51. The limiting component 6 is connected to the top of the bottom plate 4 and is used for being matched with the positioning block 5 together to tightly push the medical curved surface product shell 8. The top surface of base 2 is provided with two sets of locking mechanical system 7 that compress tightly fixedly with bottom plate 4, and two sets of locking mechanical system 7 are located the both sides that bottom plate 4 deviates from each other respectively.

The locking mechanism 7 fixedly connects the bottom plate 4 and the base 2 to keep the positioning device 3 stable. Put into constant head tank 51 with medical curved surface product shell 8 in, locating piece 5 carries out preliminary location to medical curved surface product shell 8, afterwards, operates spacing subassembly 6, with the help of spacing subassembly 6 and the common tight medical curved surface product shell 8 in top of locating piece 5, makes medical curved surface product shell 8 remain stable. The limiting assembly 6 and the positioning block 5 can effectively support and position the medical curved surface product shell 8 from multiple directions, and the welding effect of the medical curved surface product shell 8 is improved.

Referring to fig. 2 and 3, a plurality of cooling grooves 52 distributed in a matrix are formed in the inner wall of the positioning groove 51, and the plurality of cooling grooves 52 can increase the contact area between the medical curved product housing 8 located in the positioning groove 51 and air, so as to accelerate the cooling speed of the medical curved product housing 8.

Referring to fig. 1, the locking mechanism 7 includes a pressing plate 71 and a fastening bolt 72, the fastening bolt 72 penetrates the pressing plate 71 through a position near one end of the pressing plate 71 and is in threaded fit with the pressing plate 71, and the fastening bolt 72 is inserted into the base 2 and is rotatably connected with the base 2. In the process of rotating the fastening bolt 72, the fastening bolt 72 drives the pressing plate 71 to gradually approach the base 2, the pressing plate 71 presses the bottom plate 4 to enable the bottom plate 4 to press the base 2, the locking mechanism 7 is matched with the base 2 to jointly fix the bottom plate 4, and then the whole positioning device 3 is fixed, and the operation process is simple, convenient and quick.

Referring to fig. 1 and 2, the position limiting assembly 6 includes an operating rod 61, a push rod 63, a push block 64 and two intermediate connecting pieces 62. The top surface of bottom plate 4 is keeping away from the position integrated into one piece of locating piece 5 and is had two fixed ears 42 that are just right each other, and the one end of action bars 61 is located between two fixed ears 42, and two fixed ears 42 and action bars 61 wear to be equipped with the bolt jointly, and the tip threaded connection of bolt has the nut, and bolt and nut are articulated action bars 61 and two fixed ears 42, and the one end fixedly connected with operating handle 611 of bottom plate 4 is kept away from to action bars 61.

Referring to fig. 1 and 2, the middle connecting piece 62 includes two connecting portions 621 formed by a bending portion 622, the two connecting portions 621 are respectively located at two ends of the bending portion 622 and integrally formed with the bending portion 622, the two middle connecting pieces 62 are opposite to each other, and the distance between the two bending portions 622 of the two middle connecting pieces 62 is greater than the distance between the two adjacent connecting portions 621; the middle part of the operating rod 61 is located between two connecting parts 621 of the two middle connecting pieces 62, the two connecting parts 621 and the operating rod 61 are provided with bolts in a penetrating mode, the end parts of the bolts are connected with nuts in a threaded mode, and the two middle connecting pieces 62 are hinged to the operating rod 61 through the bolts and the nuts.

Referring to fig. 1 and 2, a connection lug 631 is integrally formed at one end of the push rod 63, the connection lug 631 is located between the two connection portions 621 of the two middle connection pieces 62 far away from the operating rod 61, and the two connection portions 621 and the connection lug 631 commonly penetrate through a bolt, a nut is connected to the end of the bolt through a thread, and the bolt and the nut hinge the two middle connection pieces 62 and the push rod 63. One end of the ejector rod 63, which is far away from the middle connecting piece 62, is fixedly connected with the ejector block 64, the bottom surface of the ejector block 64 is in sliding fit with the top surface of the bottom plate 4, and the ejector block 64 is over against the positioning groove 51.

The operating rod 61 is rotated by the operating handle 611 in a direction close to the positioning block 5, the operating rod 61 simultaneously drives the two middle connecting pieces 62 to swing, and the operating rod 61 pushes the ejector rod 63 and the ejector block 64 to be close to the positioning block 5 through the two middle connecting pieces 62, so that the ejector block 64 stably pushes against the medical curved product shell 8.

Referring to fig. 1 and 2, a connecting plate 411 is integrally formed on the top surface of the bottom plate 4 at a position corresponding to the ejector rod 63, a limiting sleeve 41 is fixedly connected to one end of the connecting plate 411 far away from the bottom plate 4, and the ejector rod 63 penetrates through the limiting sleeve 41 and is in sliding fit with the limiting sleeve 41. The limiting sleeve 41 limits the moving direction of the ejector rod 63, and the limiting sleeve 41 limits the moving direction of the ejector block 64 through the ejector rod 63, so that the ejector block 64 and the ejector rod 63 move more stably.

The implementation principle of the ultrasonic welding machine for the medical curved surface product shell in the embodiment of the application is as follows: in the process of rotating the fastening bolt 72, the fastening bolt 72 drives the pressing plate 71 to gradually approach the base 2, the pressing plate 71 presses the bottom plate 4 to enable the bottom plate 4 to press the base 2, and the locking mechanism 7 is matched with the base 2 to jointly fix the bottom plate 4, so that the whole positioning device 3 is fixed.

Put into constant head tank 51 with medical curved surface product shell 8 in, locating piece 5 carries out preliminary location to medical curved surface product shell 8, afterwards, operates spacing subassembly 6, with the help of operating handle 611 to the direction rotation action bars 61 that is close to locating piece 5, action bars 61 drives two middle even piece 62 swings simultaneously, action bars 61 pushes away ejector pin 63 and kicking block 64 through two middle even piece 62 and is close to locating piece 5, makes kicking block 64 push up medical curved surface product shell 8 steadily. The limiting component 6 and the positioning block 5 effectively support and position the medical curved surface product shell 8 from multiple directions, and the welding effect of the medical curved surface product shell 8 is improved.

After the welding of the medical curved product shell 8 is completed, the operating rod 61 is rotated in the direction far away from the positioning block 5 by means of the operating handle 611, the operating rod 61 drives the ejector rod 63 and the ejector block 64 to be far away from the positioning block 5 through the two middle connecting pieces 62, and then the medical curved product shell 8 after the welding is completed is taken out from the positioning groove 51.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.