CN208730305U - A kind of EVA glue stick steady production equipment - Google Patents
A kind of EVA glue stick steady production equipment Download PDFInfo
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- CN208730305U CN208730305U CN201821092120.9U CN201821092120U CN208730305U CN 208730305 U CN208730305 U CN 208730305U CN 201821092120 U CN201821092120 U CN 201821092120U CN 208730305 U CN208730305 U CN 208730305U
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- temperature control
- controlled region
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- temperature controlled
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Abstract
The utility model relates to a kind of EVA glue stick steady production equipment, including discharging area, temperature controlled region, net-changing device, Melt Pump and cavity mold, reaction kettle is equipped on the upside of the discharging area, the discharging area is fixed on the temperature controlled region, one end of the temperature controlled region is equipped with motor, and the other end of the temperature controlled region is equipped with net-changing device, and the threaded one end of the Melt Pump is fixed with net-changing device, the other end of the Melt Pump, which is screwed, cavity mold, and the other end of the cavity mold is threaded with sizing die head；The temperature controlled region be in long tubular, the temperature controlled region by one area of temperature control, 2nd area of temperature control, 3rd area of temperature control, four district's groups of temperature control at；The utility model relates to EVA glue stick steady production equipment increase product yield and reduce rejection rate.
Description
Technical field
The utility model relates to a kind of EVA glue stick production equipment, especially a kind of EVA glue stick steady production equipment.
Background technique
EVA (Ethylene Vinyl Acetate ethene-vinyl acetate copolymer) glue stick in process, due to adding
Add various composition and control the variation of temperature, change the characteristic of EVA itself, so that it be made to exist not in machining process
Preferably form, discoloration phenomena such as.Existing most of production equipment main still single screw rod or twin-screw extrusion machine equipment.It is producing
Mixing first is stirred again by extruder high temperature melting to raw material in the process.
Existing extruder is all the conveying that EVA melt is carried out by single screw rod or twin-screw, and when the rotation of single, double screw rod
It is easy to cause the temperature of barrel to fluctuate, therefore the conveying capacity of single screw rod or twin-screw is weak, constant temperature of barrel
Under the factors such as fluctuation, the mobility limitation of high temperature EVA melt, easily cause cross-head pressure big.The unevenness of flow, flow velocity
Uniform temperature it is excessively high be all cause bar should not form, the principal element of discoloration.Meanwhile under long-time high temperature action
EVA melt can also generate physical variation, considerably increase the fraction defective and rejection rate of product.We have developed one kind thus
EVA glue stick steady production equipment is to solve the problems, such as this.
Utility model content
The utility model aim is for overcome the deficiencies in the prior art and provides a kind of EVA glue stick steady production equipment,
It increases the yield of product and reduces rejection rate.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of EVA glue stick steady production equipment,
It is characterized in that: including discharging area, temperature controlled region, net-changing device, Melt Pump, cavity mold, reaction kettle, institute is equipped on the upside of the discharging area
It states discharging area to be fixed on the temperature controlled region, one end of the temperature controlled region is equipped with motor, and the other end of the temperature controlled region, which is equipped with, to be changed
Wire stitcher, the threaded one end of the Melt Pump are fixed with net-changing device, and the other end of the Melt Pump, which is screwed, cavity mold, institute
The other end for stating cavity mold is threaded with sizing die head；The temperature controlled region be in long tubular, the temperature controlled region by one area of temperature control,
2nd area of temperature control, 3rd area of temperature control, four district's groups of temperature control are at the downside of the discharging area, the temperature control two is arranged in one area of temperature control
Area adjoins with one area of temperature control, and 3rd area of temperature control adjoins with 2nd area of temperature control, 4th area of temperature control and the temperature control three
Area adjoins, and housing is equipped with outside the temperature controlled region, is equipped with screw rod inside the temperature controlled region；The net-changing device is close to the temperature controlled region
Side be equipped with melt pressure measure an area, between the Melt Pump and the cavity mold be equipped with melt pressure measure 2nd area,
The melt pressure measure setup is on the Melt Pump rear end cap and the fixing piece of the cavity mold.
Preferably, the temperature controlled region is controlled by thermistor digital display, and the thermistor is fixed in the outer of the screw rod
In shell blind hole.
Preferably, one mould of cavity mold, four cave, the EVA glue stick diameter are 11.2mm.
Preferably, the melt pressure measurement is controlled by PLC, and the PLC is modified to reach and set screw speed
Constant-pressure.
Preferably, the reaction kettle point upper layer and lower layer are laid out, and for material storage heat preservation, upper layer is used for heating stirring for lower layer
Fusing, connecting pipe are constant temperature and pressure intelligent control.
Preferably, the net-changing device is manual draping.
Due to the application of the above technical scheme, the utility model has the advantage that compared with prior art
EVA glue stick steady production equipment described in the utility model passes through flow, flow velocity and the temperature of control EVA glue stick production
Degree forms bar preferably, will not generate discoloration.By the real time monitoring of melting zone temperature, make the stable physical property of EVA melt,
The yield of product is considerably increased to reduce the generation of rejection rate.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of EVA glue stick steady production equipment described in the utility model；
Wherein: 10, discharging area；20, temperature controlled region；21, one area of temperature control；22,2nd area of temperature control；23,3rd area of temperature control；24, temperature control
4th area；30, net-changing device；40, Melt Pump；41, melt pressure measures an area；42, melt pressure measures 2nd area；50, cavity mold；
60, sizing die head.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the utility model is described in further detail.
Attached drawing 1 is the structural schematic diagram of EVA glue stick steady production equipment described in the utility model, and a kind of EVA glue stick is steady
Determine production equipment, it is characterised in that: described including discharging area 10, temperature controlled region 20, net-changing device 30, Melt Pump 40, cavity mold 50
Reaction kettle is equipped on the upside of discharging area 10, the discharging area 10 is fixed on the temperature controlled region 20, and one end of the temperature controlled region 20 is set
There is motor, the other end of the temperature controlled region 20 is equipped with net-changing device 30, and the threaded one end of the Melt Pump 40 is fixed with net-changing device 30,
The other end of the Melt Pump 40, which is screwed, cavity mold 50, and the other end of the cavity mold 50 is threaded with sizing
Die head 60；The temperature controlled region is in long tubular, and the temperature controlled region 20 is by one area 21 of temperature control, two area 22 of temperature control, three area 23 of temperature control, temperature control
The downside of the discharging area 10, two area 22 of temperature control and the temperature control one is arranged in four areas 24 composition, one area 21 of temperature control
Area 21 adjoins, and three area 23 of temperature control adjoins with two area 22 of temperature control, and four area 24 of temperature control adjoins with three area 23 of temperature control
Neighbour is equipped with housing outside the temperature controlled region 20, is equipped with screw rod inside the temperature controlled region 20；The net-changing device 30 is close to the temperature control
The side in area 20 is equipped with melt pressure and measures an area 41, and melt pressure is equipped between the Melt Pump 40 and the cavity mold 50
Measure two areas 42, fixing piece of the melt pressure measure setup in Melt Pump 40 rear end cap and the cavity mold 50
On.The Melt Pump 40 is high temperature gear pump, and the Melt Pump 40 is melt metering pump.
The reaction kettle point upper layer and lower layer are laid out, and lower layer melts for material storage heat preservation, upper layer for heating stirring, even
Adapter tube road is constant temperature and pressure intelligent control.The temperature controlled region 20 is controlled by thermistor digital display, and the thermistor is fixed in
In the shell blind hole of the screw rod.The net-changing device 30 is manual draping.The melt pressure measurement is controlled by PLC, described
PLC is modified screw speed to reach setting pressure.50 1 mould of cavity mold, four cave, the EVA glue stick diameter are
11.2mm。
The above is only the specific application examples of the utility model, do not constitute any limit to the protection scope of the utility model
System.Any technical scheme formed by adopting equivalent transformation or equivalent replacement, all fall within the utility model rights protection scope it
It is interior.
Claims (6)
1. a kind of EVA glue stick steady production equipment, it is characterised in that: including discharging area, temperature controlled region, net-changing device, Melt Pump, chamber
Mold, the discharging area upside are equipped with reaction kettle, and the discharging area is fixed on the temperature controlled region, and one end of the temperature controlled region is set
There is motor, the other end of the temperature controlled region is equipped with net-changing device, and the threaded one end of the Melt Pump is fixed with net-changing device, the melt
The other end of pump, which is screwed, cavity mold, and the other end of the cavity mold is threaded with sizing die head；The temperature control
Qu Chengchang tubular, the temperature controlled region is by one area of temperature control, 2nd area of temperature control, 3rd area of temperature control, four district's groups of temperature control at one area of temperature control is set
The downside in the discharging area is set, 2nd area of temperature control adjoins with one area of temperature control, 3rd area of temperature control and the temperature control two
Area adjoins, and 4th area of temperature control adjoins with 3rd area of temperature control, and housing is equipped with outside the temperature controlled region, is set inside the temperature controlled region
There is screw rod；The net-changing device is equipped with melt pressure close to the side of the temperature controlled region and measures an area, the Melt Pump and the chamber
It is equipped with melt pressure between the mold of room and measures 2nd area, the melt pressure measure setup is in the Melt Pump rear end cap and the chamber
On the fixing piece of room mold.
2. EVA glue stick steady production equipment according to claim 1, which is characterized in that the temperature controlled region passes through thermistor
Digital display control, the thermistor are fixed in the shell blind hole of the screw rod.
3. EVA glue stick steady production equipment according to claim 1, which is characterized in that one mould of cavity mold, four cave, institute
Stating EVA glue stick diameter is 11.2mm.
4. EVA glue stick steady production equipment according to claim 1, which is characterized in that the melt pressure measurement passes through PLC
Control, the PLC are modified screw speed to reach setting pressure.
5. EVA glue stick steady production equipment according to claim 1, which is characterized in that the reaction kettle divides upper layer and lower layer cloth
Office, lower layer melt for material storage heat preservation, upper layer for heating stirring, and connecting pipe is constant temperature and pressure intelligent control.
6. EVA glue stick steady production equipment according to claim 1, which is characterized in that the net-changing device is manual draping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821092120.9U CN208730305U (en) | 2018-07-11 | 2018-07-11 | A kind of EVA glue stick steady production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821092120.9U CN208730305U (en) | 2018-07-11 | 2018-07-11 | A kind of EVA glue stick steady production equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208730305U true CN208730305U (en) | 2019-04-12 |
Family
ID=66025363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821092120.9U Expired - Fee Related CN208730305U (en) | 2018-07-11 | 2018-07-11 | A kind of EVA glue stick steady production equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208730305U (en) |
-
2018
- 2018-07-11 CN CN201821092120.9U patent/CN208730305U/en not_active Expired - Fee Related
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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: 20190412 Termination date: 20210711 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |