CN206520227U - A kind of vacuum-pumping pipeline applied to plastics suction mould - Google Patents
A kind of vacuum-pumping pipeline applied to plastics suction mould Download PDFInfo
- Publication number
- CN206520227U CN206520227U CN201720096082.3U CN201720096082U CN206520227U CN 206520227 U CN206520227 U CN 206520227U CN 201720096082 U CN201720096082 U CN 201720096082U CN 206520227 U CN206520227 U CN 206520227U
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- China
- Prior art keywords
- pressure
- vacuum
- main line
- pumping pipeline
- vavuum pump
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Abstract
The utility model belongs to industry manufacture field, discloses a kind of vacuum-pumping pipeline applied to plastics suction mould, including:Main line, the main line is connected to the air entry of plastics suction mould, and main line is connected with the first vacuum solenoid and the first vavuum pump, and first vavuum pump is used to vacuumize the air entry by first vacuum solenoid；Pressure relief pipe, is connected, pressure relief pipe is connected with pressure release electromagnetic valve and check valve with the main line；Pressure controller, including for detecting the pressure-detecting device of air pressure on the main line, and the pressure release control device being connected with the pressure-detecting device；When the air pressure that the pressure-detecting device is detected on main line is less than the first predetermined threshold value, the pressure release control device controls the pressure release electromagnetic valve to open.The utility model is conducive to the normal work of holding vacuum pump, extends the service life of vavuum pump.
Description
Technical field
The utility model is related to a kind of industry manufacture field auxiliary equipment, more particularly to a kind of taking out applied to plastics suction mould
Vacuum line.
Background technology
Plastic uptake is a kind of plastic processing, and cardinal principle is after open and flat plastic hard plate material heating is softened, using true
Suction invests die surface, cools down aftershaping, is widely used in the industries such as plastics package, lamp decoration, advertisement, decoration.Existing plastic uptake
Mould usually requires specific vacuum-pumping pipeline to provide true environment for mould inside.
Existing vacuum-pumping pipeline is generally directly connected to the air entry of mould by vavuum pump, however, this connected mode is needed
Want that there is stable pressure environment in mould, serious forgiveness is low, meanwhile, when the vacuum pressure of mould inside is excessive, easily cause true
The weariness working of empty pump, influences the service life of vavuum pump, also increases the cost of overhaul of manufacturer.
Utility model content
To overcome the problem of vacuum-pumping pipeline serious forgiveness is low, service life of vacuum pump is short in the prior art, the utility model
Embodiment provides a kind of vacuum-pumping pipeline applied to plastics suction mould, including:
Main line, the main line is connected to the air entry of plastics suction mould, main line be connected with the first vacuum solenoid and
First vavuum pump, first vavuum pump is used to vacuumize the air entry by first vacuum solenoid；
Pressure relief pipe, is connected, pressure relief pipe is connected with pressure release electromagnetic valve and check valve with the main line；
Pressure controller, including for detecting the pressure-detecting device of air pressure on the main line, and with the pressure
The pressure release control device of detection means connection；When the air pressure that the pressure-detecting device is detected on main line presets threshold less than first
During value, the pressure release control device controls the pressure release electromagnetic valve to open.
Further, pressure-detecting device described above is arranged on the main line, or the pressure-detecting device is set
In on the signal piping connected with the main line.
Further, vacuum-pumping pipeline described above also includes timer, and the timer is connected with the pressure release electromagnetic valve,
For controlling the pressure release electromagnetic valve to open in each predetermined period.
Further, vacuum-pumping pipeline described above is also included on the bye-pass being connected with the main line, the bye-pass
The second vacuum solenoid and the second vavuum pump are connected with, the load of second vavuum pump is more than the load of first vavuum pump
Lotus；
The pressure controller also includes what is be connected with first vacuum solenoid and second vacuum solenoid
Controlling switch；When the air pressure that the pressure-detecting device is detected on main line is less than the second predetermined threshold value, the controlling switch
Control first vacuum solenoid to close, control second vacuum solenoid to open.
Further, vacuum-pumping pipeline described above also includes radio communication device, and the pressure release control device is let out with described
Between pressure electromagnetic valve, between the controlling switch and first vacuum solenoid, the controlling switch and second vacuum
It is attached between magnetic valve by the radio communication device.
Further, the first predetermined threshold value described above is higher than second predetermined threshold value.
Further, check valve described above is gravity-held check valve.
The utility model embodiment by providing pressure controller and pressure relief pipe, pressure relief pipe include pressure release electromagnetic valve and
Check valve, pressure controller includes being used to detect the pressure-detecting device of main line air pressure and for controlling pressure release battery valve
Pressure release control device so that when the air pressure in main line is less than the first predetermined threshold value, pressure release control device controls the pressure release
Magnetic valve is opened so that pressure relief pipe is the vavuum pump off-load of main line, allows vavuum pump to be operated under suitable working environment.This
Utility model embodiment is conducive to the normal work of holding vacuum pump, ensured the service life of vavuum pump, it is to avoid manufacturer pair
The maintenance of vavuum pump and the economic loss brought.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the utility model embodiment
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is arrow in the structural representation of the first embodiment of plastics suction mould vacuum-pumping pipeline of the present utility model, figure
Direction represents pressure directions；
Fig. 2 is arrow in the structural representation of the second embodiment of plastics suction mould vacuum-pumping pipeline of the present utility model, figure
Direction represents pressure directions.
Embodiment
In order that technical problem, technical scheme and beneficial effect that the utility model is solved are more clearly understood, below
With reference to drawings and Examples, the utility model is further elaborated.It should be appreciated that specific implementation described herein
Example only to explain the utility model, is not used to limit the utility model.
When the utility model embodiment refers to the ordinal numbers such as " first ", " second " (if present), unless based on context
The meaning of its certain order of representation, it should be understood that only play differentiation and be used.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " (if present) should be interpreted broadly, for example, it may be fixedly connected or be detachably connected,
Or be integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, intermediary can also be passed through
It is indirectly connected to, can is the connection of two element internals.For the ordinary skill in the art, it can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
First embodiment：
It refer to shown in Fig. 1, present embodiment discloses a kind of vacuum-pumping pipeline applied to plastics suction mould, including:
Main line 1, the main line 1 is connected to the air entry of plastics suction mould 5, and main line 1 is connected with the first vacuum electromagnetic
The vavuum pump 12 of valve 11 and first, first vavuum pump 12 is used to take out by described first vacuum solenoid, 11 pairs of air entries
Vacuum；
Pressure relief pipe 2, is connected, pressure relief pipe 2 is connected with pressure release electromagnetic valve 21 and check valve 22 with the main line 1；
Pressure controller 3, including for detecting the pressure-detecting device 31 of air pressure on the main line 1, and with it is described
The pressure release control device 32 that pressure-detecting device 31 is connected；When the pressure-detecting device 31 detects that the air pressure on main line 1 is low
When the first predetermined threshold value, the pressure release control device 32 controls the pressure release electromagnetic valve 21 to open.When pressure release electromagnetic valve 21 is opened
Qi Hou, the direction of arrow shown in extraneous air from pressure relief pipe 2 flows into main line 1 by check valve 22, realizes to the first vavuum pump
12 off-load.Above-mentioned check valve 22 can effectively prevent the pressure leakages in vacuum-pumping pipeline.
In the present embodiment, above-mentioned pressure-detecting device 31 can be air gauge.Above-mentioned pressure-detecting device 31 can be set
It is placed on the main line 1, in the present embodiment, the pressure-detecting device 31 is arranged at the inspection connected with the main line 1
On test tube road 4.
In the present embodiment, above-mentioned check valve 22 is gravity-held check valve, and gravity-held check valve has simple in construction, cost
Cheap advantage, while can ensure when check valve 22 is closed, overall air-tightness in vacuum-pumping pipeline.
The utility model embodiment by providing pressure controller and pressure relief pipe, pressure relief pipe include pressure release electromagnetic valve and
Check valve, pressure controller includes being used to detect the pressure-detecting device of main line air pressure and for controlling pressure release battery valve
Pressure release control device so that when the air pressure in main line is less than the first predetermined threshold value, pressure release control device controls the pressure release
Magnetic valve is opened so that pressure relief pipe is the vavuum pump off-load of main line, allows vavuum pump to be operated under suitable working environment.This
Utility model embodiment is conducive to the normal work of holding vacuum pump, ensured the service life of vavuum pump, it is to avoid manufacturer pair
The maintenance of vavuum pump and the economic loss brought.
Second embodiment：
It refer to shown in Fig. 2, present embodiment discloses another vacuum-pumping pipeline applied to plastics suction mould, with above-mentioned
Unlike one embodiment, in the present embodiment, vacuum-pumping pipeline also includes timer 6, the timer 6 and pressure release electricity
Magnet valve 21 is connected, for controlling the pressure release electromagnetic valve 21 to open in each predetermined period.Timer 6 is used in the present embodiment
Regular off-load is carried out to vavuum pump in default industrial process, meanwhile, timer 6 can also be applied to vacuum pump power compared with
To adapt to the plastics suction mould of low pressure when big, timer 6 is for pressure controller 3, the characteristics of with controlling rapid, simultaneously
The periodicity control of timer 6 can be conducive to the air pressure in vacuum-pumping pipeline maintaining continuous low pressure level.
Above-mentioned vacuum-pumping pipeline also includes being connected with the with the main line 1 on the bye-pass 7 that is connected, the bye-pass 7
Two vacuum solenoids 71 and the second vavuum pump 72, the load of second vavuum pump 72 are more than the load of first vavuum pump 12
Lotus；
The pressure controller 3 also includes connecting with first vacuum solenoid 11 and second vacuum solenoid 72
The controlling switch 33 connect；It is described when the air pressure that the pressure-detecting device 31 is detected on main line 1 is less than the second predetermined threshold value
Controlling switch 33 controls first vacuum solenoid 11 to close, and controls second vacuum solenoid 72 to open.
The absolute value of above-mentioned first predetermined threshold value is higher than the absolute value of second predetermined threshold value.
In the present embodiment, the second vacuum solenoid 71 and the second vavuum pump 72 on above-mentioned bye-pass 7 are used to be operated in
In the case that air pressure absolute value is larger in vacuum-pumping pipeline, i.e., when the air pressure absolute value in vacuum-pumping pipeline is larger, control is opened
Closing 33 controls the first vavuum pump 12 to be stopped, and uses the second bigger vavuum pump 72 of load instead and works, the present embodiment can be realized
A variety of different plastics suction moulds are applicable, the application of plastics suction mould is extended.
Meanwhile, above-mentioned bye-pass 7 can as main line 1 spare duct, when there is job failure in the first vavuum pump 12,
Controlling switch 33 can control the first vacuum solenoid 11 and close, while controlling the second vacuum solenoid 71 and the work of the second vavuum pump 72
Make, ensure being smoothed out for process of manufacture, improve production efficiency.
Above-mentioned vacuum-pumping pipeline also includes radio communication device 8, the pressure release control device 32 and the pressure release electromagnetic valve
Between 21, between the controlling switch 33 and first vacuum solenoid 11, the controlling switch 33 and second vacuum
It is attached between magnetic valve 72 by the radio communication device 8.In the present embodiment, radio communication device can be bluetooth
Equipment, infrared equipment, wifi equipment or 3G/4G equipment.
The utility model embodiment has rule beneficial in default industrial process by providing timer to vavuum pump progress
The off-load of rule, while the periodicity control of timer can be conducive to the air pressure in vacuum-pumping pipeline maintaining continuous low pressure water
It is flat；Secondly, the present embodiment includes the second bigger vacuum solenoid of load, not only realized by providing bye-pass, bye-pass
It is mutual standby between vacuum solenoid, it can also realize and a variety of different plastics suction moulds are applicable, extend answering for plastics suction mould
Use scope；Again, radio communication device causes each equipment can not be limited progress more free fixed and installation by field of employment.
Preferred embodiment of the present utility model is these are only, not to limit the utility model.Such as pressure detecting
Device is not limited only to pressure gauge, can also be other known mechanical structures, and above-mentioned check valve is not limited only to gravity-held check valve etc..
All any modifications, equivalent substitutions and improvements made within spirit of the present utility model and principle etc., should be included in this reality
Within new protection domain.
Claims (7)
1. a kind of vacuum-pumping pipeline applied to plastics suction mould, it is characterised in that including:
Main line, the main line is connected to the air entry of plastics suction mould, and main line is connected with the first vacuum solenoid and first
Vavuum pump, first vavuum pump is used to vacuumize the air entry by first vacuum solenoid；
Pressure relief pipe, is connected, pressure relief pipe is connected with pressure release electromagnetic valve and check valve with the main line；
Pressure controller, including for detecting the pressure-detecting device of air pressure on the main line, and with the pressure detecting
The pressure release control device of device connection；When the air pressure that the pressure-detecting device is detected on main line is less than the first predetermined threshold value
When, the pressure release control device controls the pressure release electromagnetic valve to open.
2. the vacuum-pumping pipeline of plastics suction mould is applied to as claimed in claim 1, it is characterised in that the pressure-detecting device
It is arranged on the main line, or the pressure-detecting device is arranged on the signal piping connected with the main line.
3. the vacuum-pumping pipeline of plastics suction mould is applied to as claimed in claim 2, it is characterised in that the vacuum-pumping pipeline is also
Including timer, the timer is connected with the pressure release electromagnetic valve, for controlling the pressure release electromagnetism in each predetermined period
Valve is opened.
4. the vacuum-pumping pipeline of plastics suction mould is applied to as claimed in claim 3, it is characterised in that the vacuum-pumping pipeline is also
Including the bye-pass being connected with the main line, the second vacuum solenoid and the second vavuum pump, institute are connected with the bye-pass
The load for stating the second vavuum pump is more than the load of first vavuum pump；
The pressure controller also includes the control being connected with first vacuum solenoid and second vacuum solenoid
Switch；When the air pressure that the pressure-detecting device is detected on main line is less than the second predetermined threshold value, the controlling switch control
First vacuum solenoid is closed, and controls second vacuum solenoid to open.
5. the vacuum-pumping pipeline of plastics suction mould is applied to as claimed in claim 4, it is characterised in that the vacuum-pumping pipeline is also
Including radio communication device, between the pressure release control device and the pressure release electromagnetic valve, the controlling switch and described first
Connected between vacuum solenoid, between the controlling switch and second vacuum solenoid by the radio communication device
Connect.
6. the vacuum-pumping pipeline applied to plastics suction mould as described in claim 4 or 5, it is characterised in that described first presets
The absolute value of threshold value is more than the absolute value of second predetermined threshold value.
7. the vacuum-pumping pipeline applied to plastics suction mould as described in any one of claim 1 to 5, it is characterised in that the list
It is gravity-held check valve to valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720096082.3U CN206520227U (en) | 2017-01-25 | 2017-01-25 | A kind of vacuum-pumping pipeline applied to plastics suction mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720096082.3U CN206520227U (en) | 2017-01-25 | 2017-01-25 | A kind of vacuum-pumping pipeline applied to plastics suction mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206520227U true CN206520227U (en) | 2017-09-26 |
Family
ID=59890403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720096082.3U Expired - Fee Related CN206520227U (en) | 2017-01-25 | 2017-01-25 | A kind of vacuum-pumping pipeline applied to plastics suction mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206520227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108269488A (en) * | 2018-02-08 | 2018-07-10 | 丹阳市鼎新机械设备有限公司 | A kind of eyeglass alpha bombardment formula anti-fake machine |
-
2017
- 2017-01-25 CN CN201720096082.3U patent/CN206520227U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108269488A (en) * | 2018-02-08 | 2018-07-10 | 丹阳市鼎新机械设备有限公司 | A kind of eyeglass alpha bombardment formula anti-fake machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170926 Termination date: 20180125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |