CN202517705U - Material compression gas supply system for forming mechanism of sheet forming machine - Google Patents
Material compression gas supply system for forming mechanism of sheet forming machine Download PDFInfo
- Publication number
- CN202517705U CN202517705U CN 201220134555 CN201220134555U CN202517705U CN 202517705 U CN202517705 U CN 202517705U CN 201220134555 CN201220134555 CN 201220134555 CN 201220134555 U CN201220134555 U CN 201220134555U CN 202517705 U CN202517705 U CN 202517705U
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- Prior art keywords
- binder
- supply system
- valve
- pressure regulator
- directional control
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- Expired - Lifetime
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- 230000006835 compression Effects 0.000 title claims abstract description 9
- 238000007906 compression Methods 0.000 title claims abstract description 9
- 239000000463 material Substances 0.000 title description 2
- 239000011230 binding agent Substances 0.000 claims description 73
- 238000007493 shaping process Methods 0.000 claims description 31
- 238000010008 shearing Methods 0.000 abstract description 14
- 230000001105 regulatory effect Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 22
- 239000004033 plastic Substances 0.000 description 10
- 229920003023 plastic Polymers 0.000 description 10
- 239000002985 plastic film Substances 0.000 description 6
- 238000000465 moulding Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000003856 thermoforming Methods 0.000 description 1
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- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
A compression gas supply system for a forming mechanism of a sheet forming machine relates to a forming mechanism of a sheet forming machine and comprises a compressed air source, a first electromagnetic directional valve, a first pressure regulating valve, a second pressure regulating valve and a compression gas channel, wherein the gas inlet of the first pressure regulating valve and the gas inlet of the second pressure regulating valve are respectively communicated with the compressed air source; the gas outlet of the first pressure regulating valve is connected with a first terminal of the leading-out end of the first electromagnetic directional valve; the gas outlet of the second pressure regulating valve is connected with a second terminal of the leading-out end of the first electromagnetic directional valve; and the leading-in end of the first electromagnetic directional valve is connected with the compression gas channel. Compared with the prior art, the compression gas supply system has the following beneficial effects: the pressure of a compression ring is effectively reduced in the shearing process, so that the noise generated in the shearing process is greatly lowered, the production environment is greatly improved, a shearing part cannot be damaged easily, the production cost is reduced, and the production efficiency is improved.
Description
Technical field
The utility model relates to a kind of sheet forming machine shaping mechanism, more specifically to a kind of binder air supply system of sheet forming machine shaping mechanism.
Background technology
Existing a kind of sheet forming machine that is used to make plastic products (like plastic cup, plastics box, plastic closure etc.); Its shaping mechanism can be accomplished moulding, shear action; Can obtain goods after the demoulding; Like the Chinese patent of applicant in first to file, notification number is CN101428471, and name is called the shaping mechanism of hot forming tool.This shaping mechanism comprises upper die and lower die.
Patrix generally includes binder air supply system, cope match-plate pattern, goes up cut-off-die, stretch and binder ring.Last cut-off-die is installed on the cope match-plate pattern, and last cut-off-die has a cavity, and the inner edge of going up the cut-off-die lower end usually is last shearing knife edge.The binder ring can move up and down in the cavity of last cut-off-die, and the binder ring is pressed on sheet material on the counterdie during matched moulds; The binder ring outside is provided with sealing ring, makes the binder ring upper end and the cavity inner wall of last cut-off-die form pressure air chamber, and the binder air supply system is sent into Compressed Gas and binder pressure is provided pressure air chamber during matched moulds.Stretch can move up and down; The stretch lower end connects stretching head, and stretching head is located in the cavity of binder ring.Under the drive of stretch, stretching head can move up and down in the cavity of binder ring; The stretch upper end connects the stretch installing plate; The stretch installing plate connects the piston rod of draft cylinder; Draft cylinder is used to drive stretch and moves up and down; When draft cylinder drive stretch installing plate, stretch and stretching head down move, plastic sheet tentatively is drawn into and the stretching head shapes similar.
Counterdie comprises lower bolster, following cut-off-die, shaping mould and knock-pin.Following cut-off-die is fixedly mounted on the lower bolster, and following cut-off-die has a cavity, and descending the outer rim of cut-off-die upper end usually is the down cut blade, and down cut blade and last shearing knife edge are complementary.Shaping mould is fixedly mounted on the lower bolster and is in the cavity of following cut-off-die; The bottom of shaping mould is provided with movable bed die, and movable bed die is connected with the upper end of knock-pin, and the lower end of knock-pin extend out to the lower bolster below and connects the knock-pin installing plate, and the knock-pin installing plate is connected with the knock-pin lift drive mechanism.For shortening molding cycle, recirculated cooling water road in the mould also is set usually, shaping mould and movable bed die are cooled off, make the goods fast cooling shaping.
When making plastic products, at first, make plastic sheet reach forming temperature to the plastic sheet heating; Through the plastic sheet process forming area of heating, hot forming tool matched moulds at this moment.For positive pressure thermoforming, between plastic sheet and binder ring, form the moulding air chamber, in the moulding air chamber, feed compressed air then, under compressed-air actuated effect, plastic sheet is close to shaping mould.Cool off shaping mould on the recirculated cooling water road in the mould subsequently, and formed sheet is formalized.
When shearing, the demoulding; At first lower bolster is with respect to Bian Mo and cut-off-die rising down; Withstand the binder ring, make the edge of plastic products break away from the limit mould, and make the formed sheet after the setting accomplish shear action by last shearing knife edge and down cut blade; Plastic products are sheared from formed sheet, obtain single plastic products.Lower bolster descends then, and knock-pin ejects plastic products, whole plastic products and shaping mould is separated, thereby successfully accomplishes knockout course.
But; Since the binder air supply system in forming process with shear in provide be high pressure; The noise that sends when causing shearing is very big, has produced huge noise pollution, and working environment is caused very big harmful effect; And excessive pressure makes clip damage easily, and the life-span significantly reduces.
Summary of the invention
The utility model technical problem to be solved is excessive, the too big shortcoming of noise sent of binder ring compression when shearing to existing shaping mechanism; A kind of binder air supply system of sheet forming machine shaping mechanism is provided; The pressure of binder ring when this binder air supply system can effectively reduce the shaping mechanism shearing significantly reduces the noise that sends.The technical scheme that adopts is following:
A kind of binder air supply system of sheet forming machine shaping mechanism; It is characterized in that: comprise compressed air source, first solenoid directional control valve, first pressure regulator valve, second pressure regulator valve, binder gas passage; The air inlet of the air inlet of first pressure regulator valve, second pressure regulator valve is communicated with compressed air source respectively; The gas outlet of first pressure regulator valve links to each other with the first terminal of the first solenoid directional control valve exit; The gas outlet of second pressure regulator valve links to each other with second terminal of the first solenoid directional control valve exit, and the first solenoid directional control valve leading-in end links to each other with binder gas passage.
More excellent scheme; Said binder air supply system also comprises second solenoid directional control valve; The said second solenoid directional control valve leading-in end links to each other with the first terminal of the first solenoid directional control valve exit, and the first terminal of the second solenoid directional control valve exit connects the gas outlet of first pressure regulator valve.
More excellent scheme, said binder air supply system also comprise can fast and stable the binder gas tank of binder ring compression, the binder gas tank is located between the gas outlet of the first terminal and first pressure regulator valve of the second solenoid directional control valve exit.
More excellent scheme, said binder air supply system also comprises safety valve, safety valve is located between first pressure regulator valve and the binder gas tank.
More excellent scheme, said binder air supply system also comprises first Pressure gauge, second Pressure gauge, and first Pressure gauge is located between binder gas tank and the safety valve, and second Pressure gauge is located between second terminal of second pressure regulator valve and the first solenoid directional control valve exit.
For the ease of regulating pressure, said first pressure regulator valve also is provided with the first long-range regulator, and second pressure regulator valve also is provided with the second long-range regulator.
The utility model beneficial effect against existing technologies is to have effectively reduced the pressure of binder ring during owing to shearing, the noise that has sent when therefore significantly having reduced shearing; Improved production environment greatly; Shear parts and be not easy to damage, reduced production cost, improved production efficiency.
Description of drawings
Fig. 1 is the schematic diagram of the utility model preferred embodiment;
Fig. 2 is the structural representation that preferred embodiment shown in Figure 1 adopts the sheet forming machine shaping mechanism of binder air supply system in this preferred embodiment.
The specific embodiment
As shown in Figure 1; The binder air supply system of the sheet forming machine shaping mechanism in this preferred embodiment comprises compressed air source 1, binder gas tank 2, safety valve 3, first Pressure gauge 4, second Pressure gauge 5, first solenoid directional control valve 6, second solenoid directional control valve 7, first pressure regulator valve 8, second pressure regulator valve 9, binder gas path 10.
Between the compressed air source 1 of said binder air supply system and first solenoid directional control valve 6, be divided into pressure duct and low pressure line.
Said pressure duct comprises second pressure regulator valve 9, second Pressure gauge 5 successively.
Said low pressure line comprises first pressure regulator valve 8, safety valve 3, first Pressure gauge 4, binder gas tank 2, second solenoid directional control valve 7 successively.
For the ease of regulating pressure, said first pressure regulator valve 8 also is provided with first long-range regulator 11, the second pressure regulator valves 9 and also is provided with the second long-range regulator 12.
As shown in Figure 2, adopt the sheet forming machine shaping mechanism of binder air supply system in this preferred embodiment, comprise binder air supply system, upper die and lower die; Patrix comprises cope match-plate pattern 13, binder ring 14, stretching head 15 and last cut-off-die 16; Last cut-off-die 16 is installed on the cope match-plate pattern 13; Last cut-off-die 16 has a cavity, and the inner edge of last cut-off-die 16 lower ends is last shearing knife edge, and binder ring 14 is located in the cavity of said upward cut-off-die 16; Binder ring 14 outsides are provided with sealing ring; Make binder ring 14 upper ends and the said cavity inner wall of going up cut-off-die 16 form pressure air chamber, the stretch lower end is provided with stretching head 15, and stretching head 15 is located in the cavity of binder ring 14; The said cavity inner wall of going up cut-off-die 16 has binder gas path 10, and the binder air supply system is communicated with pressure air chamber through binder gas path 10.
Counterdie comprises lower bolster 17, following cut-off-die 18, shaping mould 19 and knock-pin 20.Following cut-off-die 18 is fixedly mounted on the lower bolster 17, and following cut-off-die 18 has a cavity, and the outer rim of following cut-off-die 18 upper ends is the down cut blade, and down cut blade and last shearing knife edge are complementary.Shaping mould 19 is fixedly mounted on the lower bolster 17 and is in the cavity of following cut-off-die 18; The bottom of shaping mould 19 is provided with movable bed die, and movable bed die is connected with the upper end of knock-pin 20, and the lower end of knock-pin 20 extend out to lower bolster 17 belows and connects knock-pin 20 installing plates.
Introduce the course of work below:
Said compressed air is divided into two-way after coming out from compressed air source 1, a curb low pressure line, another curb pressure duct.
In the time of the needs pressure-air, first solenoid directional control valve 6 gets electric, second solenoid directional control valve, 7 dead electricity, and pressure duct is connected binder gas path 10.Therefore pressure air chamber gets into pressure-air, and the pressure of binder ring 14 is very big, and sheet forming machine shaping mechanism can carry out binder, stretching, moulding.
In the time of the needs low-pressure air, first solenoid directional control valve, 6 dead electricity, 7 moments of second solenoid directional control valve get electric 0.2 second (so that to extraneous discharge section gases at high pressure) back dead electricity, and low pressure line is connected binder gas path 10.
Because binder gas tank 2 volumes are bigger, therefore after the part gases at high pressure are discharged to the external world, binder gas tank 2 can be fast reduces the pressure of binder ring 14 to get off, and it can be regulated and the pressure of stable binder ring 14.
The preferred embodiment that the above is merely the utility model is not the practical range that is used for limiting the utility model; Be all equivalents of being done according to the claim scope of the utility model, be the utility model claim scope and cover.
Claims (6)
1. the binder air supply system of a sheet forming machine shaping mechanism; It is characterized in that: comprise compressed air source, first solenoid directional control valve, first pressure regulator valve, second pressure regulator valve, binder gas passage; The air inlet of the air inlet of first pressure regulator valve, second pressure regulator valve is communicated with compressed air source respectively; The gas outlet of first pressure regulator valve links to each other with the first terminal of the first solenoid directional control valve exit; The gas outlet of second pressure regulator valve links to each other with second terminal of the first solenoid directional control valve exit, and the first solenoid directional control valve leading-in end links to each other with binder gas passage.
2. the binder air supply system of sheet forming machine shaping mechanism as claimed in claim 1; It is characterized in that: said binder air supply system also comprises second solenoid directional control valve; The said second solenoid directional control valve leading-in end links to each other with the first terminal of the first solenoid directional control valve exit, and the first terminal of the second solenoid directional control valve exit connects the gas outlet of first pressure regulator valve.
3. the binder air supply system of sheet forming machine shaping mechanism as claimed in claim 2; It is characterized in that: said binder air supply system also comprise can fast and stable the binder gas tank of binder ring compression, the binder gas tank is located between the gas outlet of the first terminal and first pressure regulator valve of the second solenoid directional control valve exit.
4. the binder air supply system of sheet forming machine shaping mechanism as claimed in claim 3 is characterized in that: said binder air supply system also comprises safety valve, and safety valve is located between first pressure regulator valve and the binder gas tank.
5. the binder air supply system of sheet forming machine shaping mechanism as claimed in claim 4; It is characterized in that: said binder air supply system also comprises first Pressure gauge, second Pressure gauge; First Pressure gauge is located between binder gas tank and the safety valve, and second Pressure gauge is located between second terminal of second pressure regulator valve and the first solenoid directional control valve exit.
6. the binder air supply system of sheet forming machine shaping mechanism as claimed in claim 1 is characterized in that: said first pressure regulator valve also is provided with the first long-range regulator, and second pressure regulator valve also is provided with the second long-range regulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220134555 CN202517705U (en) | 2012-03-31 | 2012-03-31 | Material compression gas supply system for forming mechanism of sheet forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220134555 CN202517705U (en) | 2012-03-31 | 2012-03-31 | Material compression gas supply system for forming mechanism of sheet forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202517705U true CN202517705U (en) | 2012-11-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220134555 Expired - Lifetime CN202517705U (en) | 2012-03-31 | 2012-03-31 | Material compression gas supply system for forming mechanism of sheet forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202517705U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112153A (en) * | 2013-03-12 | 2013-05-22 | 广东达诚机械有限公司 | Thermal forming die |
| CN103213271A (en) * | 2013-04-27 | 2013-07-24 | 广东达诚机械有限公司 | Thermal forming mould |
| CN108608117A (en) * | 2018-07-20 | 2018-10-02 | 京东方科技集团股份有限公司 | Mask plate covers device, mask board mounting assembly and mask plate assembly equipment |
-
2012
- 2012-03-31 CN CN 201220134555 patent/CN202517705U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112153A (en) * | 2013-03-12 | 2013-05-22 | 广东达诚机械有限公司 | Thermal forming die |
| CN103112153B (en) * | 2013-03-12 | 2015-06-17 | 广东达诚机械有限公司 | Thermal forming die |
| CN103213271A (en) * | 2013-04-27 | 2013-07-24 | 广东达诚机械有限公司 | Thermal forming mould |
| CN103213271B (en) * | 2013-04-27 | 2015-07-22 | 广东达诚机械有限公司 | Thermal forming mould |
| CN108608117A (en) * | 2018-07-20 | 2018-10-02 | 京东方科技集团股份有限公司 | Mask plate covers device, mask board mounting assembly and mask plate assembly equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Lu Shengping Industrial Zone Jinping District 515041 Guangdong city of Shantou province No. 28 Patentee after: Guangdong Dacheng Technology Co., LTD Address before: Lu Shengping Industrial Zone Jinping District 515041 Guangdong city of Shantou province No. 28 Patentee before: Guangdong Designer Machinery Co., Ltd. |
|
| CP03 | Change of name, title or address |
Address after: 7 / F, management committee building, Jinping private science and Technology Park, middle section of Da Xue Road, Shantou City, Guangdong Province Patentee after: Guangdong Dacheng Technology Co.,Ltd. Address before: Lu Shengping Industrial Zone Jinping District 515041 Guangdong city of Shantou province No. 28 Patentee before: GUANGDONG DESIGNER TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121107 |
|
| CX01 | Expiry of patent term |