CN106671456B - Air cushion type flexible part taking device in transparent photosensitive component forming process - Google Patents
Air cushion type flexible part taking device in transparent photosensitive component forming process Download PDFInfo
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- CN106671456B CN106671456B CN201710110868.0A CN201710110868A CN106671456B CN 106671456 B CN106671456 B CN 106671456B CN 201710110868 A CN201710110868 A CN 201710110868A CN 106671456 B CN106671456 B CN 106671456B
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- transparent photosensitive
- taking device
- die cavity
- unit
- photosensitive component
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/0074—Production of other optical elements not provided for in B29D11/00009- B29D11/0073
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/0003—Discharging moulded articles from the mould
- B29C37/0007—Discharging moulded articles from the mould using means operable from outside the mould for moving between mould parts, e.g. robots
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- Robotics (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses an air cushion type flexible piece taking device in a transparent photosensitive component forming process, wherein a die cavity is formed in a piece taking device body, an air passage is arranged along the shape of the bottom of the die cavity, the air passage is communicated with the die cavity through a small air hole, and the air passage is connected to an air generating unit through an air hole; the workpiece taking device body is provided with a temperature detection unit for detecting the surface temperature of the transparent photosensitive component, the temperature detection unit is connected to the signal processing unit, and the signal processing unit controls the output pressure of the gas generation unit; and a packing medium is laid at the bottom of the die cavity, and a packing medium clamping unit is arranged on the part taking device body. The invention controls the force according to the actual temperature of the transparent photosensitive component during molding, and protects the transparent photosensitive component from deformation due to stress; the contact surface of the transparent photosensitive element is in full contact with the transparent photosensitive element, so that the deformation result caused by small contact area is avoided; and the packaging contact medium avoids secondary transfer, so that automation is easy to realize.
Description
Technical Field
The invention belongs to the field of photosensitive component production, and relates to an air cushion type flexible component taking device in a transparent photosensitive component forming process.
Background
At present, the transparent photosensitive component is made of plastic or glass, and most of the materials are molded by a molding die under certain pressure and temperature, so that the following defects exist during component taking:
1. when the transparent photosensitive component is manually taken, because a certain deformation temperature still exists in the process, the position of the part, contacted with the transparent photosensitive component, of the hand is deformed after the hand is contacted with the transparent photosensitive component and pressure applied in the hand, and related substances (such as skin scraps and the like) in the hand are adhered to the transparent photosensitive component in the hand contact, so that the effect of the transparent photosensitive component in the using process is changed, and the design requirement cannot be met. And the production efficiency of manually taking the parts is low.
2. When adopting the sucking disc device to get the piece, because transparent sensitization components and parts still have certain emergence deformation temperature at this in-process, current sucking disc device adopts pressure gas as the working process of power supply in order to guarantee the sucking disc, and the position area that adsorbs in the sucking disc device in transparent sensitization components and parts is limited like this will lead to the adsorption position to take place to warp in the adsorption process, leads to transparent sensitization components and parts to change at the effect of use, can't reach the design requirement.
Disclosure of Invention
The invention aims to design an air cushion type flexible pick-up device for avoiding deformation in the forming process of a transparent photosensitive component.
In order to achieve the purpose, the technical scheme of the invention is as follows: the air cushion type flexible piece taking device comprises a piece taking device body, wherein a die cavity adapting to the shape of the transparent photosensitive component is formed in the piece taking device body;
the workpiece taking device body at the edge of the die cavity is provided with a temperature detection unit for detecting the surface of the transparent photosensitive component, the temperature detection unit is connected to the signal processing unit, and the signal processing unit controls the output pressure of the gas generation unit;
and a packaging medium for packaging the transparent photosensitive component is laid at the bottom of the die cavity, and a packaging medium clamping unit for clamping the packaging medium is further arranged on the part taking device body at the edge of the die cavity.
The gas generation unit is a nitrogen generation unit, and nitrogen is filled in the air inlet hole, the air passage and the small air hole.
The output pressure of the nitrogen generation unit is calculated by the following formula:
P=(1+G/G 0 +t/t 0 )*P 0
in the formula:
pressure required for forming a nitrogen gas cushion film at a temperature of P-t, unit: pa;
t-temperature measured in real time, in units: DEG C;
t 0 -temperature at the moment of removal from the forming die of 45 ℃, in units of: DEG C;
P 0 —t 0 the following pressure required for forming a nitrogen gas cushion film, unit: pa.
The aperture of the small pore is 1-1.5 times of the molecular diameter of the gas output by the gas generating unit.
The small air holes are arranged in a non-vertical mode with the bottom of the die cavity, and air input into the small air holes is injected into the die cavity in a non-radial mode.
The invention has the beneficial effects that:
1. controlling the force according to the actual temperature of the transparent photosensitive component during molding to protect the transparent photosensitive component from deformation due to stress;
2. the contact surface of the transparent photosensitive element is in full contact with the transparent photosensitive element, so that the deformation result caused by small contact area is avoided;
3. and the packaging contact medium avoids secondary transfer, so that automation is easy to realize.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical scheme in the embodiment of the invention will be clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1, the air cushion type flexible pick-up device for the transparent photosensitive component forming process comprises a pick-up device body 1, wherein a die cavity 3 adapting to the shape of a transparent photosensitive component 2 is formed in the pick-up device body 1, an air passage 4 is formed in the pick-up device body 1 along the shape of the bottom of the die cavity 3, the air passage 4 is communicated with the die cavity 3 through small air holes 5 which are uniformly distributed, and the air passage 4 is connected to an air generating unit 7 through an air inlet 6. The gas generating unit 7 adopts a nitrogen generating unit, when the nitrogen generating unit works, the air inlet 6, the air passage 4 and the small air hole 5 are filled with nitrogen, and a layer of nitrogen gas cushion film is formed at the bottom of the die cavity 3. The small air hole 5 is arranged in a non-vertical mode with the bottom of the die cavity 3, nitrogen input into the small air hole 5 is injected into the die cavity 3 along a non-radial direction, and formation of a uniform nitrogen gas cushion film is facilitated.
The device body 1 of getting at die cavity 3 edge is equipped with the temperature-detecting element 8 that is used for detecting transparent photosensitive component 2 surface temperature, and temperature-detecting element 8 is connected to signal processing unit 9, and signal processing unit 9 controls the output pressure of gas generation unit 7, forms the gas air cushion film at die cavity 3 internal surface.
The nitrogen gas cushion film was formed of P = (1+ G/G) 0 +t/t 0 )*P 0 After P is calculated, the signal processing unit controls the nitrogen generating unit to output the pressure and the related nitrogen gas flow.
P=(1+G/G 0 +t/t 0 )*P 0
In the formula:
pressure required for forming a nitrogen gas cushion film at a temperature of P-t, unit: pa.
t-temperature measured in real time, in units: DEG C.
t 0 -temperature 45 ℃ at which the piece is removed from the forming die (classified into plastics and glasses), unit: DEG C.
P 0 —t 0 The following pressure required for forming a nitrogen gas cushion film (this pressure is based on a certain mass of 5g when plastic is used as a material), unit: pa.
And a packaging medium 10 for packaging the transparent photosensitive component 2 is laid at the bottom of the die cavity 3, and a packaging medium clamping unit 11 for clamping the packaging medium 10 is further arranged on the part taking device body 1 at the edge of the die cavity 3.
After the forming die 12 of the transparent photosensitive component 2 is opened, the taking device is located at a position for receiving the transparent photosensitive component 2, the temperature detection unit 8 starts working to detect the temperature of the surface of the transparent photosensitive component 2 in real time and then transmits the data to the signal processing unit 9, the signal processing unit 9 controls the nitrogen generation unit 7 to output nitrogen with certain pressure and quantity after calculating according to the measured temperature data so as to ensure that a nitrogen gas cushion film is formed on the inner surface of the die cavity 3 of the device, then the transparent photosensitive component 2 is separated from the forming die 12 under the action of the ejection device related to the forming die 12 and is received by the taking device, the contact surface with the transparent photosensitive component 2 is in a full contact type, and the deformation result caused by small contact area is avoided. Because the packing medium 10 is laid in the die cavity 3, the packing of the transparent photosensitive component 2 can be directly completed, the secondary transfer is avoided, and the automation is easy to realize.
Determination of the diameter of the small hole:
since the gas cushion film needs to be uniformly formed, it is necessary to process also uniform small holes in the body member in the present apparatus, the hole diameter of which is determined in accordance with the molecular diameter of the gas cushion film gas used, preferably 1 to 1.5 times the molecular diameter of the gas cushion film gas, and preferably a large value in consideration of the difficulty of processing.
The described embodiments are only some embodiments of the invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Claims (5)
1. The air cushion type flexible piece taking device is characterized by comprising a piece taking device body, wherein a die cavity adapting to the shape of the transparent photosensitive component is formed in the piece taking device body;
the workpiece taking device body at the edge of the die cavity is provided with a temperature detection unit for detecting the surface temperature of the transparent photosensitive component, the temperature detection unit is connected to the signal processing unit, and the signal processing unit controls the output pressure of the gas generation unit;
and a packaging medium for packaging the transparent photosensitive component is laid at the bottom of the die cavity, and a packaging medium clamping unit for clamping the packaging medium is further arranged on the part taking device body at the edge of the die cavity.
2. The air cushion type flexible element taking device in the forming process of the transparent photosensitive element as claimed in claim 1, wherein the gas generating unit is a nitrogen generating unit, and the air inlet, the air passage and the small air holes are filled with nitrogen.
3. The air cushion type flexible element taking device in the transparent photosensitive element forming process according to claim 2, wherein the output pressure of the nitrogen generating unit is calculated by the following formula:
P=(1+G/G 0 +t/t 0 )*P 0
in the formula:
pressure required for forming a nitrogen gas cushion film at a temperature of P-t, unit: pa;
t-temperature measured in real time, in units: DEG C;
t 0 -temperature at the moment of removal from the forming die of 45 ℃, in units of: DEG C;
P 0 —t 0 the following pressure required for forming a nitrogen gas cushion film, unit: pa.
4. The air cushion type flexible element taking device in the forming process of the transparent photosensitive element as claimed in claim 1, wherein the aperture of the small air hole is 1-1.5 times of the molecular diameter of the gas output by the gas generating unit.
5. The air cushion type flexible element taking device in the forming process of the transparent photosensitive element as claimed in claim 1, wherein the small air holes are arranged non-perpendicularly to the bottom of the die cavity, and air input into the small air holes is injected into the die cavity along a non-radial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710110868.0A CN106671456B (en) | 2017-02-28 | 2017-02-28 | Air cushion type flexible part taking device in transparent photosensitive component forming process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710110868.0A CN106671456B (en) | 2017-02-28 | 2017-02-28 | Air cushion type flexible part taking device in transparent photosensitive component forming process |
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| CN106671456A CN106671456A (en) | 2017-05-17 |
| CN106671456B true CN106671456B (en) | 2022-08-16 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITPD20020262A1 (en) * | 2002-10-11 | 2004-04-12 | Selle Smp Sas Di Schiavon Martino & C | SESSION AND PROCEDURE FOR THE REALIZATION OF SEATS WITH PADDING |
| CN203664624U (en) * | 2013-12-17 | 2014-06-25 | 广州意戈力自动化设备有限公司 | Flexible operating device for inlaid taking of automobile engine cylinder body |
| CN104755248A (en) * | 2012-10-25 | 2015-07-01 | 考特克斯·特克斯罗恩有限公司及两合公司 | Method for producing a container made from thermoplastic material |
| CN105163927A (en) * | 2013-04-09 | 2015-12-16 | 克里奥瓦克公司 | Apparatus and method for packaging products |
| CN105382741A (en) * | 2015-12-31 | 2016-03-09 | 上海理工大学 | Air pressure flexible clamping device of frame-shaped parts with thin walls, and clamping method of air pressure flexible clamping device |
| CN106042306A (en) * | 2016-06-29 | 2016-10-26 | 苏州天朋精密元器件有限公司 | Automatic workpiece grabbing device for plastic die |
| CN206501455U (en) * | 2017-02-28 | 2017-09-19 | 福建工程学院 | Transparent sensitive component forming process Inflatable mattress soft pick-off unit |
-
2017
- 2017-02-28 CN CN201710110868.0A patent/CN106671456B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITPD20020262A1 (en) * | 2002-10-11 | 2004-04-12 | Selle Smp Sas Di Schiavon Martino & C | SESSION AND PROCEDURE FOR THE REALIZATION OF SEATS WITH PADDING |
| CN104755248A (en) * | 2012-10-25 | 2015-07-01 | 考特克斯·特克斯罗恩有限公司及两合公司 | Method for producing a container made from thermoplastic material |
| CN105163927A (en) * | 2013-04-09 | 2015-12-16 | 克里奥瓦克公司 | Apparatus and method for packaging products |
| CN203664624U (en) * | 2013-12-17 | 2014-06-25 | 广州意戈力自动化设备有限公司 | Flexible operating device for inlaid taking of automobile engine cylinder body |
| CN105382741A (en) * | 2015-12-31 | 2016-03-09 | 上海理工大学 | Air pressure flexible clamping device of frame-shaped parts with thin walls, and clamping method of air pressure flexible clamping device |
| CN106042306A (en) * | 2016-06-29 | 2016-10-26 | 苏州天朋精密元器件有限公司 | Automatic workpiece grabbing device for plastic die |
| CN206501455U (en) * | 2017-02-28 | 2017-09-19 | 福建工程学院 | Transparent sensitive component forming process Inflatable mattress soft pick-off unit |
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