CN208437483U - The device of ultrasonic vibration assistant metal sheet material forming under a kind of thermal environment - Google Patents
The device of ultrasonic vibration assistant metal sheet material forming under a kind of thermal environment Download PDFInfo
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- CN208437483U CN208437483U CN201820751823.1U CN201820751823U CN208437483U CN 208437483 U CN208437483 U CN 208437483U CN 201820751823 U CN201820751823 U CN 201820751823U CN 208437483 U CN208437483 U CN 208437483U
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Abstract
The device of ultrasonic vibration assistant metal sheet material forming, belongs to sheet metal plastic forming technology field under a kind of thermal environment.The device includes: shaping dies, heating device, supersonic generator and ultrasonic oscillator；Shaping dies includes punch-pin and cavity plate；Wherein, type chamber in punch-pin and the type chamber in cavity plate are oppositely arranged, and punch-pin and cavity plate are arranged in up and down direction, and shaping dies surrounding is provided with heating device; punch-pin or cavity plate are connected with ultrasonic oscillator, and ultrasonic oscillator is connected with the supersonic generator being arranged in outside heating device.The device is the device that ultrasonic vibration assist formation and warm forming are introduced to metal sheet forming process simultaneously, the advantage that warm forming and ultrasonic vibration assist formation can be given full play to using the present apparatus, shapes that precision is higher, sheet metal part of better quality.
Description
Technical field
The utility model belongs to sheet metal plastic forming technology field, in particular to ultrasonic vibration under a kind of thermal environment
The device of assistant metal sheet material forming.
Background technique
Metal sheet forming is to shape certain shapes and ruler under the external force of mold or tool using material plasticity
The main method of the thin-walled parts of very little precision has many advantages, such as stock utilization height, good stability of the dimension, high production efficiency.But
For difficult deformable metal plate, generallys use heating, applies the plastic deformation that the modes such as external ultrasound vibration improve sheet metal
Ability realizes the forming of complicated shape metal plate material parts.Warm forming using heating metal plate material is at this stage using most
Universal method, forming process are to be heated to sheet metal to be formed again after certain temperature, when by temperature and heating
Between control achieve the purpose that improve sheet metal plastic deformation ability and forming quality.Surpass using outside sheet metal applies
The ultrasonic vibration assist formation of acoustic vibration is a kind of new method developed in recent years, and forming process is to work metal plate
(or mold) applies the ultrasonic vibration of certain orientation, certain frequency and amplitude, reaches raising metal plate by ultrasonic vibration effect
The plastic deformation ability of material and the purpose of forming quality.
Utility model content
The utility model is proposed by combining the feature of warm shaping of metal plate and ultrasonic vibration assist formation respectively
The device of ultrasonic vibration assistant metal sheet material forming, is that one kind can be improved sheet metal plastic deformation ability under a kind of thermal environment
Power, the device for promoting metal sheet forming quality.The device is that ultrasonic vibration assist formation and warm forming are introduced gold simultaneously
Belong to the device of Sheet Metal Forming.On the one hand, under the conditions of identical temperature, metal plate can be further improved by ultrasonic vibration
Material forming property and forming quality；And under the conditions of same metal sheet material forming performance and forming quality, it can by ultrasonic vibration
To reduce metal sheet forming temperature and production cost.On the other hand, under the conditions of identical ultrasonic vibration technological parameter, pass through by
Sheet metal is heated to certain temperature, can be further improved ultrasonic vibration to the shadow of metal sheet forming performance and forming quality
It rings；And under the conditions of same metal sheet material forming performance and forming quality, may be used also by the way that sheet metal is heated to certain temperature
To reduce ultrasonic vibration assist formation technological parameter.By warm forming and ultrasonic vibration assist formation introduce simultaneously sheet metal at
Shape process can give full play to the advantage of warm forming and ultrasonic vibration assist formation, and it is higher, better quality to shape precision
Sheet metal part.
To achieve the goals above, the utility model adopts the following technical solution:
The device of ultrasonic vibration assistant metal sheet material forming under a kind of thermal environment of the utility model, comprising: finishing die
Tool, heating device, supersonic generator and ultrasonic oscillator；
The shaping dies includes punch-pin and cavity plate；
Wherein, the type chamber in punch-pin and the type chamber in cavity plate are oppositely arranged, and punch-pin and cavity plate are arranged in up and down direction, forming
Mold surrounding is provided with heating device, and punch-pin or cavity plate are connected with ultrasonic oscillator, and ultrasonic oscillator and setting are in heating device
Outer supersonic generator is connected.
The punch-pin is externally connected with punch-pin power device, when punch-pin is connected with ultrasonic oscillator, punch-pin power device
First it is connected with ultrasonic oscillator by ring flange；
The ultrasonic oscillator is connected through a screw thread with punch-pin or cavity plate.
Heating element and thermocouple are provided in the heating device.
The shaping dies, heating device, supersonic generator are arranged above device workbench, ultrasonic wave vibration
Son is located at the above/below of punch-pin or cavity plate, and ultrasonic oscillator is connected with supersonic generator by converter.
The method of ultrasonic vibration assistant metal sheet material forming under a kind of thermal environment of the utility model, using above-mentioned dress
It sets, comprising the following steps:
Step 1: according to the Parameters of The Parts of required preparation, forming sheet metal is chosen；
Step 2: forming metallic plate is set between punch-pin and cavity plate, is placed on the cavity plate being arranged below；
Step 3: the heating temperature of heating device is controlled, and is kept the temperature；
Step 4: control punch-pin rate travel, moving direction and moving distance, while supersonic generator is opened, pass through
Ultrasonic oscillator drives punch-pin or cavity plate to export stable circulating ultrasonic load, applies ultrasonic vibration to forming metallic plate,
Until punch-pin and cavity plate are closed completely, forming metallic plate is bonded shaping dies completely, and keeps the temperature a period of time, guarantees forming
The dimensional accuracy of part；
Step 5: heating device is cooled down, and punch-pin is removed, the part after taking out forming metallic sheet material forming, cleaning.
In the step three, the heating temperature and soaking time according to selected forming metallic plate at
Shape is processed required temperature and is determined, temperature used in different forming metallic plate is different.
In the step four, the frequency of the ultrasonic wave is 20~50kHz, and amplitude is 5~15 μm.
In the step four, the soaking time is different according to the difference of forming metallic plate property, excellent
It is selected as 5~30min.
In the step five, the cooling be specially be down to room temperature or assigned temperature, be cooled to room temperature or
Assigned temperature.
In the step five, in heating device temperature-fall period, while with ultrasonic activation, can further it mention
The precision of high formation of parts.
The device of ultrasonic vibration assistant metal sheet material forming under a kind of thermal environment of the utility model, its advantages:
The utility model compared with warm forming, by ultrasonic vibration can be further improved metal sheet forming performance and
Forming quality, while metal sheet forming temperature and production cost can also be reduced.Compared with ultrasonic vibration assist formation, pass through
Sheet metal is heated to certain temperature, can further promote ultrasonic vibration to metal sheet forming performance and forming quality
It improves, while ultrasonic vibration assist formation technological parameter can also be reduced.Simultaneously by warm forming and ultrasonic vibration assist formation
Metal sheet forming process is introduced, under thermal environment and ultrasonic vibration effect, realizes lower forming temperature or ultrasound vibration
Dynamic technological parameter, the effective forming property and forming quality for improving sheet metal.
Detailed description of the invention
Fig. 1 be the utility model embodiment 1 a kind of thermal environment under ultrasonic vibration assistant metal sheet material forming device
(original state) structural schematic diagram；
Fig. 2 be the utility model embodiment 1 a kind of thermal environment under ultrasonic vibration assistant metal sheet material forming device
(shaped state) structural schematic diagram；
Fig. 3 be the utility model embodiment 2 a kind of thermal environment under ultrasonic vibration assistant metal sheet material forming device
(original state) structural schematic diagram；
Fig. 4 be the utility model embodiment 2 a kind of thermal environment under ultrasonic vibration assistant metal sheet material forming device
(shaped state) structural schematic diagram；
In figure, 1- ultrasonic oscillator, 2- punch-pin, 3- heating device, 4- heating element, 5- forming metallic plate, 6- is recessed
Mould, 7- supersonic generator, 8- thermocouple, 9- ring flange.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments.
Embodiment 1
The device of ultrasonic vibration assistant metal sheet material forming, original state structural schematic diagram are shown in figure under a kind of thermal environment
1, comprising: shaping dies, heating device 3, supersonic generator 7 and ultrasonic oscillator 1；
The shaping dies includes punch-pin 2 and cavity plate 6；The present embodiment is with 90 ° of forming metallic plate of V-bend
Example；
Wherein, the type chamber in the type chamber and cavity plate 6 in punch-pin 2 is oppositely arranged, and punch-pin 2 and cavity plate 6 are arranged in up and down direction,
Shaping dies surrounding is provided with heating device 3, the forming being disposed over move moulds punch-pin 2 upper end be provided with ultrasonic wave vibration
Son 1, ultrasonic oscillator 1 is connected with the supersonic generator 7 being arranged in outside heating device 3；
The punch-pin 2 is externally connected with punch-pin power device, and punch-pin power device and ultrasonic oscillator 1 pass through ring flange 9
It is connected.
The ultrasonic oscillator 1 is connected through a screw thread with punch-pin 2.
Heating element 4 and thermocouple 8 are provided in the heating device 3.
The shaping dies, heating device 3, supersonic generator 7 are arranged above device workbench, ultrasonic wave
Oscillator 1 is located at the top of punch-pin 2, and ultrasonic oscillator 1 is connected with supersonic generator 7 by converter.
In the present embodiment, target material is titanium alloy plate, and the material that forming metallic plate 5 is chosen is TC1 titanium alloy,
Thickness 1mm, length 60mm, width 10mm；500 DEG C of forming temperature；Ultrasonic frequency 20kHz, 12 μm of amplitude.
A kind of method of ultrasonic vibration assistant metal sheet material forming under thermal environment, surpasses using under the thermal environment
The device of acoustic vibration assistant metal sheet material forming, includes the following steps:
Step 1: according to the Parameters of The Parts of required preparation, forming sheet metal 5 is chosen；
Step 2: in heating device 3, ready forming metallic plate 5 will be shifted to an earlier date and be placed into 6 top of cavity plate；
Step 3: starting heating device 3 stops heating and keeping the temperature when to thermocouple measuring temperature to 500 DEG C；
Step 4: control punch-pin 2 slowly moves down, rate travel 5-30mm/min, and opens supersonic generator simultaneously
7, drive punch-pin 2 to export stable circulating ultrasonic oscillating load to forming metallic plate 5 by ultrasonic oscillator 1, to forming
Apply ultrasonic vibration with sheet metal 5, ultrasonic frequency 20kHz, is pasted until forming metallic plate 5 is complete by 12 μm of amplitude
Shaping dies is closed, continues to keep the temperature 10min, to improve the forming quality of bool；Wherein, ultrasonic vibration auxiliary gold under thermal environment
The structural schematic diagram for belonging to the device shaped state of sheet material forming is shown in Fig. 2；
Step 5: temperature is cooled to room temperature naturally in thermal 3 to be added, closes supersonic generator 7, stops ultrasound vibration
Dynamic, control punch-pin 2 moves up, and removes the part obtained after being shaped by forming metallic plate 5, finally completes part cleaning.
In the present embodiment, the V-type for being 90 ° for bending angle, when if it is individually applying ultrasonic vibration at room temperature,
Spares bend angle is 102 degree, and springback capacity is 12 degree.If carry out warm bending after 500 DEG C of heating, spares bend angle is
95 degree, springback capacity is 5 degree；If application ultrasonic vibration is bent after 500 DEG C of heating, spares bend angle is 92 degree, is returned
Bullet amount is 2 degree.
Embodiment 2
The device of ultrasonic vibration assistant metal sheet material forming, original state structural schematic diagram are shown in figure under a kind of thermal environment
3, comprising: shaping dies, heating device 3, supersonic generator 7 and ultrasonic oscillator 1；
The shaping dies includes punch-pin 2 and cavity plate 6；The present embodiment is with 90 ° of forming metallic plate of V-bend
Example；
Wherein, the type chamber in the type chamber and cavity plate 6 in punch-pin 2 is oppositely arranged, and punch-pin 2 and cavity plate 6 are arranged in up and down direction,
Shaping dies surrounding is provided with heating device 3, and the bottom for the cavity plate 6 being arranged below is provided with ultrasonic oscillator 1, ultrasonic wave vibration
Son 1 is connected with the supersonic generator 7 being arranged in outside heating device 3；
The punch-pin 2 is externally connected with punch-pin power device.
The ultrasonic oscillator 1 is connected through a screw thread with cavity plate 6.
Heating element 4 and thermocouple 8 are provided in the heating device 3.
The shaping dies, heating device 3 are arranged above device workbench, and ultrasonic oscillator 1 is located at cavity plate 6
Lower section, ultrasonic oscillator 1 connected with supersonic generator 7 by converter.
In the present embodiment, target material is titanium alloy plate, and the material that forming metallic plate 5 is chosen is TC1 titanium alloy,
Thickness 1mm, length 60mm, width 10mm；500 DEG C of forming temperature；Ultrasonic frequency 20kHz, 12 μm of amplitude.
A kind of method of ultrasonic vibration assistant metal sheet material forming under thermal environment, with embodiment 1, the difference is that,
It is recessed by the way that ultrasonic oscillator to be placed in using the device of ultrasonic vibration assistant metal sheet material forming under above-mentioned thermal environment
Vibration is applied on cavity plate below mould.Wherein, under thermal environment ultrasonic vibration assistant metal sheet material forming device forming shape
The structural schematic diagram of state is shown in Fig. 4.
Scheme in embodiment is not the scope of patent protection to limit the utility model, all without departing from the utility model
Carried out by equivalence enforcement or change, be both contained in the scope of the patents of this case.
Claims (5)
1. the device of ultrasonic vibration assistant metal sheet material forming under a kind of thermal environment, which is characterized in that surpass under the thermal environment
The device of acoustic vibration assistant metal sheet material forming, comprising: shaping dies, heating device, supersonic generator and ultrasonic oscillator；
The shaping dies includes punch-pin and cavity plate；
Wherein, the type chamber in punch-pin and the type chamber in cavity plate are oppositely arranged, and punch-pin and cavity plate are arranged in up and down direction, shaping dies
Surrounding is provided with heating device, and punch-pin or cavity plate are connected with ultrasonic oscillator, ultrasonic oscillator and is arranged in outside heating device
Supersonic generator is connected.
2. the device of ultrasonic vibration assistant metal sheet material forming under thermal environment as described in claim 1, which is characterized in that institute
The punch-pin stated is externally connected with punch-pin power device, and when punch-pin is connected with ultrasonic oscillator, punch-pin power device passes through ring flange
First it is connected with ultrasonic oscillator.
3. the device of ultrasonic vibration assistant metal sheet material forming under thermal environment as described in claim 1, which is characterized in that institute
The ultrasonic oscillator stated is connected through a screw thread with punch-pin or cavity plate.
4. the device of ultrasonic vibration assistant metal sheet material forming under thermal environment as described in claim 1, which is characterized in that institute
Heating element and thermocouple are provided in the heating device stated.
5. the device of ultrasonic vibration assistant metal sheet material forming under thermal environment as described in claim 1, which is characterized in that institute
The shaping dies stated, heating device, supersonic generator are arranged above device workbench, and ultrasonic oscillator is located at punch-pin
Or the above/below of cavity plate, ultrasonic oscillator are connected with supersonic generator by converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820751823.1U CN208437483U (en) | 2018-05-18 | 2018-05-18 | The device of ultrasonic vibration assistant metal sheet material forming under a kind of thermal environment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820751823.1U CN208437483U (en) | 2018-05-18 | 2018-05-18 | The device of ultrasonic vibration assistant metal sheet material forming under a kind of thermal environment |
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| CN208437483U true CN208437483U (en) | 2019-01-29 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111300169A (en) * | 2020-03-04 | 2020-06-19 | 广东工业大学 | Pressure-maintaining type ultrasonic-assisted finishing device and processing method thereof |
| WO2021227872A1 (en) * | 2020-05-09 | 2021-11-18 | 苏州大学 | Powder slurry ultrasonic field-assisted imprinting forming microstructure device |
| CN114311929A (en) * | 2021-11-12 | 2022-04-12 | 武汉理工大学 | Device and method for forming and enhancing interface of laminated complex deep cavity component |
-
2018
- 2018-05-18 CN CN201820751823.1U patent/CN208437483U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111300169A (en) * | 2020-03-04 | 2020-06-19 | 广东工业大学 | Pressure-maintaining type ultrasonic-assisted finishing device and processing method thereof |
| WO2021227872A1 (en) * | 2020-05-09 | 2021-11-18 | 苏州大学 | Powder slurry ultrasonic field-assisted imprinting forming microstructure device |
| CN114311929A (en) * | 2021-11-12 | 2022-04-12 | 武汉理工大学 | Device and method for forming and enhancing interface of laminated complex deep cavity component |
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