CN201446699U - Heat-absorbing forming device of acrylic convex mirror - Google Patents
Heat-absorbing forming device of acrylic convex mirror Download PDFInfo
- Publication number
- CN201446699U CN201446699U CN2009200605085U CN200920060508U CN201446699U CN 201446699 U CN201446699 U CN 201446699U CN 2009200605085 U CN2009200605085 U CN 2009200605085U CN 200920060508 U CN200920060508 U CN 200920060508U CN 201446699 U CN201446699 U CN 201446699U
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- Prior art keywords
- die
- convex lens
- acrylic
- molding device
- acrylic convex
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Abstract
The utility model relates to technology field of an acrylic convex mirror processing device, in particular to a heating-absorbing forming device of an acrylic convex mirror, comprising a machine frame, and the working platform of the machine frame is provided with a concave die, and a heating plate is arranged under the concave die, and the center of the concave die is provided with a suction hole which is communicated with a vacuum air extracting pump; meanwhile, the machine frame is also provided with a controlling device; the mould used in the utility model is only provided with the concave die, the structure is simple, and heating and softening and forming of plates during processing course are all completed in the concave die; meanwhile, the working procedure is simple, the production efficiency is high, and the plates during forming course do not need to transfer, therefore, scratches, fingerprints and other surface defects can not occur at the surface, and the product qualified rate is high.
Description
Technical field:
The utility model relates to acrylic convex lens technical field of processing equipment, particularly the hot suction molding device of acrylic convex lens.
Background technology:
Acrylic is specially to refer to pure polymethyl methacrylate (PMMA) material, and it has the high grade of transparency, and light transmittance reaches 92%; And splendid weatherability is arranged, especially be applied to outdoor; And having surface of good hardness and gloss concurrently, processing plasticity is big, can be made into various needed shapes and product; So be the preferred materials of making as convex lens such as wide-angle lens.
Existing acrylic convex lens forming method generally adopts compression molding, and its key step comprises: 1, preparation comprises the mould of upper die and lower die; 2, the baking of acrylic sheet material is softening; 3, the acrylic sheet material after will softening is put into the counterdie of described mould; 4, the upper die and lower die that close pressurize in mould by the air admission hole that is arranged on patrix, make described sheet material fit in the counterdie surface and moulding; 5, keep air pressure a period of time, treat sheet material typing back die sinking taking-up sheet material; 6,, thereby obtain the convex lens finished product to the deburring of polishing of the sheet material of moulding.
There are several defectives in above-mentioned processing method: 1, mould comprises upper die and lower die, complex structure, die cost height; Need remove the diaphragm that is covered on plate surface when 2, toasting acrylic sheet material, in process, occur dirt pits so unavoidably, scrape blemish such as injuring impression of the hand, reduce product percent of pass; 3, process is loaded down with trivial details, is unfavorable for large-scale production.
The utility model content:
The purpose of this utility model is to provide at the deficiencies in the prior art a kind of simple in structure, cost is low, processing is easy, product percent of pass is high hot suction molding device of acrylic convex lens.
For achieving the above object, the utility model adopts following technical scheme:
The hot suction molding device of acrylic convex lens, it comprises frame, is concaved with die on the workbench of frame, and described die below is provided with heating plate, and described die center offers the suction hole that is communicated with vacuum air pump; Also be provided with control device on the described frame.
Further technical scheme of the present utility model comprises:
Described control device comprises the control valve of control suction hole break-make, and the temperature controller of control temperature of heating plate.
Described control valve comprises vacuum air pump extraction valve and breather valve.
Be provided with temperature inductor in the described die, described temperature inductor is connected with described temperature controller.
Described frame is provided with timing means, and described timing means is connected with described control device.
The workbench of described frame is provided with base plate, and described heating plate is arranged on the described base plate, and described die is arranged on the described heating plate.
Be arranged with fixed mount on the described base plate, described die is embedded in the space that is enclosed to form by described base plate and fixed mount.
Described fixed mount is for regulating the fixed mount that encloses the long-pending size of clad can, and the outer peripheral edges of described fixed mount inner edge and described die are complementary.
The utility model beneficial effect is: the utility model comprises frame, is concaved with die on the workbench of frame, and described die below is provided with heating plate, and described die center offers the suction hole that is communicated with vacuum air pump; Also be provided with control device on the described frame; During use, acrylic sheet material is placed in the described die, by control device conducting heating plate, make described sheet material be subjected to thermal softening, connect and inhale hole and vacuum air pump, the air between sheet material and die surface is taken away, sheet material is close to the die surface under extraneous gas pressure, behind the cooling and shaping of a period of time, promptly form the acrylic convex lens; The utility model mould therefor only has a die, and is simple in structure, and the thermoplastic of sheet material and typing are all finished in die in the process, operation is simple, the production efficiency height, and sheet material need not shift in the forming process, so the surface blemish such as scratch, impression of the hand, product percent of pass height can not occur.
Description of drawings:
Accompanying drawing 1 is a structural representation of the present utility model;
Accompanying drawing 2 is decomposing schematic representations of the present utility model.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further described, sees that shown in accompanying drawing 1 and the accompanying drawing 2, this is preferred embodiment of the present utility model.
The hot suction molding device of acrylic convex lens, it comprises frame 1, is concaved with die 2 on the workbench of frame 1, and described die 2 belows are provided with heating plate 3, and described die 2 centers offer the suction hole 21 that is communicated with vacuum air pump; Also be provided with control device on the described frame 1.
Wherein, described vacuum air pump is used for the air in the target area is extracted discharge; Described heating plate 3 is used to heat acrylic sheet material, makes it softening; Described vacuum air pump and heating plate 3 belong to prior art, do not give unnecessary details its operation principle here.Wherein, heating plate 3 described in the utility model is an electric boiling plate 3.
The utility model is placed on acrylic sheet material in the described die 2 earlier in use; The start-up control device conducts heating plate 3, and heating plate 3 temperature raise, and make described sheet material be subjected to thermal softening, and then sheet edge fits in described die 2 surfaces, makes 2 of sheet material and dies form an enclosure space; Connect described suction hole 21 and vacuum air pump again, air is taken away, sheet material is recessed under extraneous gas pressure, thereby is close to die 2 surfaces; Stop to heat described heating plate 3 again, behind the cooling and shaping of a period of time, described sheet material promptly forms an acrylic convex lens that is complementary with the concave surface of described die 2; The utility model mould therefor only has a die 2, simple in structure, the thermoplastic of sheet material and typing are all finished in die 2 in the process, operation is simple, the production efficiency height, and sheet material need not shift in the forming process, so the surface blemish such as scratch, impression of the hand, product percent of pass height can not occur.
See shown in the accompanying drawing 2 that the described control device of present embodiment comprises the control valve of control suction hole 21 break-makes, and the temperature controller 41 of control heating plate 3 temperature.
Wherein, described control valve comprises vacuum air pump extraction valve 42 and breather valve 43.Described extraction valve 42 is used to control the break-make of described suction hole 21 and vacuum air pump; Described breather valve 43 is used to control the break-make of inhaling hole 21 and outside air.In the course of work, open described extraction valve 42, and close described breather valve 43, then vacuum air pump and suction hole 21 conductings, thus realize bleeding function; And behind the described sheet material cooling and shaping, open described breather valve 43, and close described extraction valve 42, then described suction hole 21 and outside air conducting, in air can enter slit between the surface of the acrylic convex lens of moulding and described die 2 along described suction hole 21, thereby eliminate the draught head of described acrylic convex lens upper and lower surface, described acrylic convex lens is taken out in die 2 with convenient.
Wherein, be provided with temperature inductor 5 in the described die 2, described temperature inductor 5 is connected with described temperature controller 41. in process, described acrylic sheet material is if heating-up temperature is low excessively, then sheet material can't soften, if temperature is too high, then sheet material easily forms liquid. and temperature inductor 5 described in the utility model is used to gather the temperature data of die 2, and pass to described temperature controller 41, thereby guarantee that described die 2 is in the reasonable heated temperature scope under temperature controller 41 controls, this has further improved product percent of pass of the present utility model.
See shown in accompanying drawing 1 or the accompanying drawing 2 that the described frame 1 of present embodiment is provided with timing means 6, described timing means 6 is connected with described control device.Acrylic sheet material need could be finalized the design through the cooling of a period of time after fitting in described die 2 surfaces under the atmospheric pressure effect; 6 of described timing means are used to be provided with cool time, and this has further improved production efficiency of the present utility model.In the process, can according to actual needs rationally be set the cool time of timing means 6, described timing means 6 also belongs to prior art, repeats no more its operation principle here.
See shown in the accompanying drawing 2 that the workbench of the described frame 1 of present embodiment is provided with base plate 11, described heating plate 3 is arranged on the described base plate 11, and described die 2 is arranged on the described heating plate 3.
Be arranged with fixed mount 12 on the described base plate 11, described die 2 is embedded in the space that is enclosed to form by described base plate 11 and fixed mount 12.
Described fixed mount 12 is for regulating the fixed mount 12 that encloses the long-pending size of clad can, and the outer peripheral edges of described fixed mount 12 inner edges and described die 2 are complementary.
Adopt the base plate 11 and the fixed mount 12 of said structure, then described die 2 removably is fixed on the frame 1, when needs are processed the acrylic convex lens of different size, the die 2 of different size can be installed on described base plate 11 easily, and by regulating described fixed mount 12, die 2 is fixed on the described frame 1, can be equipped with the die 2 of a plurality of specifications like this by a frame 1, with the acrylic convex lens of processing different size, thereby improved the scope of application of the present utility model.
The above only is a better embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.
Claims (8)
1. the hot suction molding device of acrylic convex lens, it is characterized in that: it comprises frame (1), be concaved with die (2) on the workbench of frame (1), described die (2) below is provided with heating plate (3), and described die (2) center offers the suction hole (21) that is communicated with vacuum air pump; Described frame also is provided with control device on (1).
2. the hot suction molding device of acrylic convex lens according to claim 1 is characterized in that: described control device comprises the control valve of control suction hole (21) break-make, and the temperature controller (41) of control heating plate (3) temperature.
3. the hot suction molding device of acrylic convex lens according to claim 2 is characterized in that: described control valve comprises vacuum air pump extraction valve (42) and breather valve (43).
4. the hot suction molding device of acrylic convex lens according to claim 3 is characterized in that: be provided with temperature inductor (5) in the described die (2), described temperature inductor (5) is connected with described temperature controller (41).
5. the hot suction molding device of acrylic convex lens according to claim 4 is characterized in that: described frame (1) is provided with timing means (6), and described timing means (6) is connected with described control device.
6. the hot suction molding device of acrylic convex lens according to claim 5, it is characterized in that: the workbench of described frame (1) is provided with base plate (11), described heating plate (3) is arranged on the described base plate (11), and described die (2) is arranged on the described heating plate (3).
7. the hot suction molding device of acrylic convex lens according to claim 6 is characterized in that: be arranged with fixed mount (12) on the described base plate (11), described die (2) is embedded in the space that is enclosed to form by described base plate (11) and fixed mount (12).
8. the hot suction molding device of acrylic convex lens according to claim 7 is characterized in that: described fixed mount (12) is for regulating the fixed mount (12) that encloses the long-pending size of clad can, and the outer peripheral edges of described fixed mount (12) inner edge and described die (2) are complementary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200605085U CN201446699U (en) | 2009-07-15 | 2009-07-15 | Heat-absorbing forming device of acrylic convex mirror |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200605085U CN201446699U (en) | 2009-07-15 | 2009-07-15 | Heat-absorbing forming device of acrylic convex mirror |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201446699U true CN201446699U (en) | 2010-05-05 |
Family
ID=42551412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200605085U Expired - Fee Related CN201446699U (en) | 2009-07-15 | 2009-07-15 | Heat-absorbing forming device of acrylic convex mirror |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201446699U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104280870A (en) * | 2014-10-29 | 2015-01-14 | 南京恒磊光学技术研究有限公司 | Microscope objective lens |
| CN105799171A (en) * | 2016-04-28 | 2016-07-27 | 上海海维斯特汽车设计有限公司 | Manufacturing process for simulation glass used for model car |
-
2009
- 2009-07-15 CN CN2009200605085U patent/CN201446699U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104280870A (en) * | 2014-10-29 | 2015-01-14 | 南京恒磊光学技术研究有限公司 | Microscope objective lens |
| CN104280870B (en) * | 2014-10-29 | 2016-06-15 | 南京恒磊光学技术研究有限公司 | A kind of microscope objective |
| CN105799171A (en) * | 2016-04-28 | 2016-07-27 | 上海海维斯特汽车设计有限公司 | Manufacturing process for simulation glass used for model car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100505 Termination date: 20140715 |
|
| EXPY | Termination of patent right or utility model |